usdx-kamocat/synthesis.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 5 5
Title "Black Pill uSDX"
Date "2020-08-18"
Rev "2.0.1"
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 74xx:74LS00 U?
U 5 1 5F32730A
P 10250 5400
AR Path="/5F32730A" Ref="U?"  Part="5" 
AR Path="/5ED6119E/5F32730A" Ref="U?"  Part="5" 
AR Path="/5F5D026F/5F32730A" Ref="U301"  Part="5" 
F 0 "U301" H 10480 5446 50  0000 L CNN
F 1 "74ACT00" H 10480 5355 50  0000 L CNN
F 2 "Housings_SOIC:SOIC-14_3.9x8.7mm_Pitch1.27mm" H 10250 5400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/74act00" H 10250 5400 50  0001 C CNN
	5    10250 5400
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:LM4562 U?
U 3 1 5F32731C
P 8900 3850
AR Path="/5ED6119E/5F32731C" Ref="U?"  Part="3" 
AR Path="/5F5D026F/5F32731C" Ref="U307"  Part="3" 
F 0 "U307" H 8858 3896 50  0000 L CNN
F 1 "LM4562" H 8858 3805 50  0000 L CNN
F 2 "Housings_SOIC:SOIC-8-1EP_3.9x4.9mm_Pitch1.27mm" H 8900 3850 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm4562.pdf" H 8900 3850 50  0001 C CNN
	3    8900 3850
	1    0    0    -1  
$EndComp
Text HLabel 1900 5100 0    50   Input ~ 0
Rx
$Comp
L Device:R_US R?
U 1 1 5F327351
P 2000 4900
AR Path="/5ED6119E/5F327351" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F327351" Ref="R303"  Part="1" 
F 0 "R303" H 1932 4854 50  0000 R CNN
F 1 "2k" H 1932 4945 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 2040 4890 50  0001 C CNN
F 3 "~" H 2000 4900 50  0001 C CNN
	1    2000 4900
	-1   0    0    1   
$EndComp
Wire Wire Line
	1900 5100 2000 5100
$Comp
L power:GND #PWR?
U 1 1 5F32735E
P 8500 2000
AR Path="/5ED6119E/5F32735E" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F32735E" Ref="#PWR0313"  Part="1" 
F 0 "#PWR0313" H 8500 1750 50  0001 C CNN
F 1 "GND" H 8505 1827 50  0000 C CNN
F 2 "" H 8500 2000 50  0001 C CNN
F 3 "" H 8500 2000 50  0001 C CNN
	1    8500 2000
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 5F327364
P 8500 850
AR Path="/5ED6119E/5F327364" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F327364" Ref="#PWR0312"  Part="1" 
F 0 "#PWR0312" H 8500 700 50  0001 C CNN
F 1 "+3.3V" H 8515 1023 50  0000 C CNN
F 2 "" H 8500 850 50  0001 C CNN
F 3 "" H 8500 850 50  0001 C CNN
	1    8500 850 
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5F327370
P 10250 5900
AR Path="/5ED6119E/5F327370" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F327370" Ref="#PWR0324"  Part="1" 
F 0 "#PWR0324" H 10250 5650 50  0001 C CNN
F 1 "GND" H 10255 5727 50  0000 C CNN
F 2 "" H 10250 5900 50  0001 C CNN
F 3 "" H 10250 5900 50  0001 C CNN
	1    10250 5900
	1    0    0    -1  
$EndComp
Wire Wire Line
	8000 1300 7700 1300
Wire Wire Line
	8000 1500 7700 1500
Text Label 7700 1300 0    50   ~ 0
CLK0
Text Label 7700 1500 0    50   ~ 0
CLK1
Wire Wire Line
	3300 4200 3550 4200
Wire Wire Line
	3300 4300 3550 4300
Text Label 3350 4200 0    50   ~ 0
CLK0
Text Label 3350 4300 0    50   ~ 0
CLK1
$Comp
L Device:R_US R?
U 1 1 5F327388
P 4550 7050
AR Path="/5ED6119E/5F327388" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F327388" Ref="R307"  Part="1" 
F 0 "R307" V 4345 7050 50  0000 C CNN
F 1 "1k" V 4436 7050 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 4590 7040 50  0001 C CNN
F 3 "~" H 4550 7050 50  0001 C CNN
	1    4550 7050
	0    1    1    0   
$EndComp
$Comp
L Device:R_US R?
U 1 1 5F327394
P 4750 5400
AR Path="/5ED6119E/5F327394" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F327394" Ref="R315"  Part="1" 
F 0 "R315" V 4545 5400 50  0000 C CNN
F 1 "1k" V 4636 5400 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 4790 5390 50  0001 C CNN
F 3 "~" H 4750 5400 50  0001 C CNN
	1    4750 5400
	0    1    1    0   
$EndComp
$Comp
L Device:R_US R?
U 1 1 5F3273A0
P 6150 7150
AR Path="/5ED6119E/5F3273A0" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F3273A0" Ref="R312"  Part="1" 
F 0 "R312" V 5945 7150 50  0000 C CNN
F 1 "82k" V 6036 7150 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 6190 7140 50  0001 C CNN
F 3 "~" H 6150 7150 50  0001 C CNN
	1    6150 7150
	0    1    1    0   
$EndComp
$Comp
L Device:C C?
U 1 1 5F3273A6
P 6000 7400
AR Path="/5ED6119E/5F3273A6" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F3273A6" Ref="C312"  Part="1" 
F 0 "C312" V 5748 7400 50  0000 C CNN
F 1 "470p" V 5839 7400 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 6038 7250 50  0001 C CNN
F 3 "~" H 6000 7400 50  0001 C CNN
	1    6000 7400
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5850 7400 5550 7400
Wire Wire Line
	6150 7400 6400 7400
Wire Wire Line
	6500 6850 6400 6850
$Comp
L Device:C C?
U 1 1 5F327410
P 4300 7300
AR Path="/5ED6119E/5F327410" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F327410" Ref="C306"  Part="1" 
F 0 "C306" H 4185 7254 50  0000 R CNN
F 1 "22p" H 4185 7345 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4338 7150 50  0001 C CNN
F 3 "~" H 4300 7300 50  0001 C CNN
	1    4300 7300
	-1   0    0    -1  
$EndComp
$Comp
L Device:C C?
U 1 1 5F327416
P 3850 7300
AR Path="/5ED6119E/5F327416" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F327416" Ref="C305"  Part="1" 
F 0 "C305" H 3735 7254 50  0000 R CNN
F 1 "22p" H 3735 7345 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 3888 7150 50  0001 C CNN
F 3 "~" H 3850 7300 50  0001 C CNN
	1    3850 7300
	-1   0    0    1   
$EndComp
$Comp
L Device:C C?
U 1 1 5F32741E
P 4500 5950
AR Path="/5ED6119E/5F32741E" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F32741E" Ref="C315"  Part="1" 
F 0 "C315" H 4385 5904 50  0000 R CNN
F 1 "22p" H 4385 5995 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4538 5800 50  0001 C CNN
F 3 "~" H 4500 5950 50  0001 C CNN
	1    4500 5950
	-1   0    0    1   
$EndComp
$Comp
L Device:C C?
U 1 1 5F327424
P 4050 5950
AR Path="/5ED6119E/5F327424" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F327424" Ref="C313"  Part="1" 
F 0 "C313" H 3935 5904 50  0000 R CNN
F 1 "22p" H 3935 5995 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4088 5800 50  0001 C CNN
F 3 "~" H 4050 5950 50  0001 C CNN
	1    4050 5950
	-1   0    0    1   
$EndComp
Wire Wire Line
	4500 5700 4500 5800
Wire Wire Line
	4600 5400 4050 5400
Wire Wire Line
	4050 5400 4050 5800
Wire Wire Line
	4400 7050 4300 7050
Wire Wire Line
	4300 7050 4300 7150
Wire Wire Line
	3850 6750 3850 7150
Connection ~ 4050 5400
Connection ~ 4500 5700
Connection ~ 4300 7050
Connection ~ 3850 6750
Wire Wire Line
	9000 1150 9000 1200
Wire Wire Line
	9000 1450 9000 1400
Wire Wire Line
	9650 1700 9000 1700
Wire Wire Line
	9000 1800 9900 1800
$Comp
L Device:C C?
U 1 1 5F3274C6
P 8150 950
AR Path="/5ED6119E/5F3274C6" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F3274C6" Ref="C304"  Part="1" 
F 0 "C304" V 7898 950 50  0000 C CNN
F 1 "100n" V 7989 950 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 8188 800 50  0001 C CNN
F 3 "~" H 8150 950 50  0001 C CNN
	1    8150 950 
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5F3274CC
P 7900 1000
AR Path="/5ED6119E/5F3274CC" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F3274CC" Ref="#PWR0310"  Part="1" 
F 0 "#PWR0310" H 7900 750 50  0001 C CNN
F 1 "GND" H 7905 827 50  0000 C CNN
F 2 "" H 7900 1000 50  0001 C CNN
F 3 "" H 7900 1000 50  0001 C CNN
	1    7900 1000
	1    0    0    -1  
$EndComp
Wire Wire Line
	7900 950  7900 1000
Wire Wire Line
	7900 950  8000 950 
Wire Wire Line
	8500 850  8500 950 
Wire Wire Line
	8500 950  8400 950 
Wire Wire Line
	8400 1000 8400 950 
Connection ~ 8400 950 
Wire Wire Line
	8400 950  8300 950 
Wire Wire Line
	8600 1000 8600 950 
Wire Wire Line
	8600 950  8500 950 
Connection ~ 8500 950 
$Comp
L uSDX:FST3253 U?
U 1 1 5F3274F2
P 2900 4600
AR Path="/5ED6119E/5F3274F2" Ref="U?"  Part="1" 
AR Path="/5F5D026F/5F3274F2" Ref="U303"  Part="1" 
F 0 "U303" H 2900 5581 50  0000 C CNN
F 1 "74CBTLV3253" H 2850 5450 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-16_3.9x9.9mm_Pitch1.27mm" H 3150 3750 50  0001 L CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 2910 4600 50  0001 C CNN
	1    2900 4600
	-1   0    0    -1  
$EndComp
Wire Wire Line
	9000 1150 9150 1150
Wire Wire Line
	9000 1450 9150 1450
$Comp
L Device:Ferrite_Bead FB?
U 1 1 5F327517
P 8800 3400
AR Path="/5ED6119E/5F327517" Ref="FB?"  Part="1" 
AR Path="/5F5D026F/5F327517" Ref="FB301"  Part="1" 
F 0 "FB301" H 8663 3354 50  0000 R CNN
F 1 "Ferrite_Bead" H 8663 3445 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 8730 3400 50  0001 C CNN
F 3 "~" H 8800 3400 50  0001 C CNN
	1    8800 3400
	-1   0    0    1   
$EndComp
$Comp
L Device:C C?
U 1 1 5F32751D
P 8350 3900
AR Path="/5ED6119E/5F32751D" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F32751D" Ref="C314"  Part="1" 
F 0 "C314" H 8235 3854 50  0000 R CNN
F 1 "100n" H 8235 3945 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 8388 3750 50  0001 C CNN
F 3 "~" H 8350 3900 50  0001 C CNN
	1    8350 3900
	-1   0    0    1   
$EndComp
Wire Wire Line
	8350 4050 8350 4150
Wire Wire Line
	8350 3550 8350 3750
Wire Wire Line
	8800 3550 8350 3550
Connection ~ 8800 3550
Connection ~ 2000 5100
Wire Wire Line
	2000 5050 2000 5100
$Comp
L 74xx:74LS00 U?
U 4 1 5F327591
P 5600 4400
AR Path="/5F327591" Ref="U?"  Part="4" 
AR Path="/5ED6119E/5F327591" Ref="U?"  Part="4" 
AR Path="/5F5D026F/5F327591" Ref="U306"  Part="4" 
F 0 "U306" H 5600 4725 50  0000 C CNN
F 1 "74ACT00" H 5600 4634 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-14_3.9x8.7mm_Pitch1.27mm" H 5600 4400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 5600 4400 50  0001 C CNN
	4    5600 4400
	-1   0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 5F3275B8
P 9750 1200
AR Path="/5ED6119E/5F3275B8" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F3275B8" Ref="#PWR0316"  Part="1" 
F 0 "#PWR0316" H 9750 1050 50  0001 C CNN
F 1 "+3.3V" H 9765 1373 50  0000 C CNN
F 2 "" H 9750 1200 50  0001 C CNN
F 3 "" H 9750 1200 50  0001 C CNN
	1    9750 1200
	1    0    0    -1  
$EndComp
$Comp
L Device:R_US R?
U 1 1 5F3275BE
P 9650 1450
AR Path="/5ED6119E/5F3275BE" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F3275BE" Ref="R313"  Part="1" 
F 0 "R313" H 9582 1404 50  0000 R CNN
F 1 "1k" H 9582 1495 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 9690 1440 50  0001 C CNN
F 3 "~" H 9650 1450 50  0001 C CNN
	1    9650 1450
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R?
U 1 1 5F3275C4
P 9900 1450
AR Path="/5ED6119E/5F3275C4" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F3275C4" Ref="R314"  Part="1" 
F 0 "R314" H 9832 1404 50  0000 R CNN
F 1 "1k" H 9832 1495 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 9940 1440 50  0001 C CNN
F 3 "~" H 9900 1450 50  0001 C CNN
	1    9900 1450
	-1   0    0    1   
$EndComp
Wire Wire Line
	9650 1300 9750 1300
Wire Wire Line
	9750 1200 9750 1300
Connection ~ 9750 1300
Wire Wire Line
	9750 1300 9900 1300
Wire Wire Line
	9650 1600 9650 1700
Wire Wire Line
	9900 1800 9900 1600
$Comp
L Oscillator:Si5351A-B-GT U?
U 1 1 5F3275D0
P 8500 1500
AR Path="/5ED6119E/5F3275D0" Ref="U?"  Part="1" 
AR Path="/5F5D026F/5F3275D0" Ref="U304"  Part="1" 
F 0 "U304" H 8500 1600 50  0000 C CNN
F 1 "SI5351" H 8450 1500 50  0000 C CNN
F 2 "Housings_SSOP:MSOP-10_3x3mm_Pitch0.5mm" H 8500 700 50  0001 C CNN
F 3 "https://www.silabs.com/documents/public/data-sheets/Si5351-B.pdf" H 8150 1400 50  0001 C CNN
	1    8500 1500
	-1   0    0    -1  
$EndComp
$Comp
L Device:Crystal Y?
U 1 1 5F3275D6
P 9150 1300
AR Path="/5ED6119E/5F3275D6" Ref="Y?"  Part="1" 
AR Path="/5F5D026F/5F3275D6" Ref="Y301"  Part="1" 
F 0 "Y301" V 9150 1050 50  0000 L CNN
F 1 "25MHz" V 9250 950 50  0000 L CNN
F 2 "Crystals:Crystal_SMD_Abracon_ABM3-2pin_5.0x3.2mm" H 9150 1300 50  0001 C CNN
F 3 "~" H 9150 1300 50  0001 C CNN
	1    9150 1300
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5F3275DC
P 2700 5500
AR Path="/5ED6119E/5F3275DC" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F3275DC" Ref="#PWR0308"  Part="1" 
F 0 "#PWR0308" H 2700 5250 50  0001 C CNN
F 1 "GND" H 2705 5327 50  0000 C CNN
F 2 "" H 2700 5500 50  0001 C CNN
F 3 "" H 2700 5500 50  0001 C CNN
	1    2700 5500
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5F3275E2
P 3450 4050
AR Path="/5ED6119E/5F3275E2" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F3275E2" Ref="#PWR0309"  Part="1" 
F 0 "#PWR0309" H 3450 3800 50  0001 C CNN
F 1 "GND" H 3455 3877 50  0000 C CNN
F 2 "" H 3450 4050 50  0001 C CNN
F 3 "" H 3450 4050 50  0001 C CNN
	1    3450 4050
	0    -1   -1   0   
$EndComp
Wire Wire Line
	3450 4050 3350 4050
Wire Wire Line
	3350 4050 3350 4100
Wire Wire Line
	3350 4100 3300 4100
$Comp
L power:+3.3V #PWR?
U 1 1 5F347400
P 10250 4900
AR Path="/5ED6119E/5F347400" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F347400" Ref="#PWR0323"  Part="1" 
F 0 "#PWR0323" H 10250 4750 50  0001 C CNN
F 1 "+3.3V" H 10265 5073 50  0000 C CNN
F 2 "" H 10250 4900 50  0001 C CNN
F 3 "" H 10250 4900 50  0001 C CNN
	1    10250 4900
	1    0    0    -1  
$EndComp
Wire Wire Line
	6000 4300 5900 4300
Wire Wire Line
	6000 4500 5900 4500
Wire Wire Line
	3300 5200 3400 5200
$Comp
L Device:C C?
U 1 1 5F3A6463
P 4900 4600
AR Path="/5ED6119E/5F3A6463" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F3A6463" Ref="C311"  Part="1" 
F 0 "C311" H 4785 4554 50  0000 R CNN
F 1 "33n" H 4785 4645 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4938 4450 50  0001 C CNN
F 3 "~" H 4900 4600 50  0001 C CNN
	1    4900 4600
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R?
U 1 1 5F484815
P 5100 4400
AR Path="/5ED6119E/5F484815" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F484815" Ref="R311"  Part="1" 
F 0 "R311" V 4895 4400 50  0000 C CNN
F 1 "1k" V 4986 4400 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 5140 4390 50  0001 C CNN
F 3 "~" H 5100 4400 50  0001 C CNN
	1    5100 4400
	0    1    1    0   
$EndComp
Wire Wire Line
	5300 4400 5250 4400
Wire Wire Line
	4950 4400 4900 4400
Wire Wire Line
	4900 4400 4900 4450
$Comp
L Device:R_US R?
U 1 1 5F48EAE7
P 5000 4100
AR Path="/5ED6119E/5F48EAE7" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F48EAE7" Ref="R309"  Part="1" 
F 0 "R309" V 4795 4100 50  0000 C CNN
F 1 "1k" V 4886 4100 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 5040 4090 50  0001 C CNN
F 3 "~" H 5000 4100 50  0001 C CNN
	1    5000 4100
	0    1    1    0   
$EndComp
$Comp
L Device:C C?
U 1 1 5F48F0AC
P 4500 4600
AR Path="/5ED6119E/5F48F0AC" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F48F0AC" Ref="C308"  Part="1" 
F 0 "C308" H 4385 4554 50  0000 R CNN
F 1 "33n" H 4385 4645 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4538 4450 50  0001 C CNN
F 3 "~" H 4500 4600 50  0001 C CNN
	1    4500 4600
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5F48F62E
P 4700 4750
AR Path="/5ED6119E/5F48F62E" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F48F62E" Ref="#PWR0315"  Part="1" 
F 0 "#PWR0315" H 4700 4500 50  0001 C CNN
F 1 "GNDA" H 4705 4577 50  0000 C CNN
F 2 "" H 4700 4750 50  0001 C CNN
F 3 "" H 4700 4750 50  0001 C CNN
	1    4700 4750
	1    0    0    -1  
$EndComp
Wire Wire Line
	4500 4750 4700 4750
Connection ~ 4700 4750
Wire Wire Line
	4700 4750 4900 4750
Wire Wire Line
	4850 4100 4500 4100
Wire Wire Line
	4500 4100 4500 4450
Wire Wire Line
	5150 4100 6000 4100
Wire Wire Line
	6000 4100 6000 4300
Connection ~ 6000 4300
$Comp
L 74xx:74LS00 U?
U 4 1 5F4A8396
P 5550 3450
AR Path="/5F4A8396" Ref="U?"  Part="4" 
AR Path="/5ED6119E/5F4A8396" Ref="U?"  Part="4" 
AR Path="/5F5D026F/5F4A8396" Ref="U301"  Part="4" 
F 0 "U301" H 5550 3775 50  0000 C CNN
F 1 "74ACT00" H 5550 3684 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-14_3.9x8.7mm_Pitch1.27mm" H 5550 3450 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/74act00" H 5550 3450 50  0001 C CNN
	4    5550 3450
	-1   0    0    -1  
$EndComp
Wire Wire Line
	5950 3350 5850 3350
Wire Wire Line
	5950 3550 5850 3550
$Comp
L Device:C C?
U 1 1 5F4A83A5
P 4850 3650
AR Path="/5ED6119E/5F4A83A5" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F4A83A5" Ref="C310"  Part="1" 
F 0 "C310" H 4735 3604 50  0000 R CNN
F 1 "33n" H 4735 3695 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4888 3500 50  0001 C CNN
F 3 "~" H 4850 3650 50  0001 C CNN
	1    4850 3650
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R?
U 1 1 5F4A83AF
P 5050 3450
AR Path="/5ED6119E/5F4A83AF" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F4A83AF" Ref="R310"  Part="1" 
F 0 "R310" V 4845 3450 50  0000 C CNN
F 1 "1k" V 4936 3450 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 5090 3440 50  0001 C CNN
F 3 "~" H 5050 3450 50  0001 C CNN
	1    5050 3450
	0    1    1    0   
$EndComp
Wire Wire Line
	5250 3450 5200 3450
Wire Wire Line
	4900 3450 4850 3450
Wire Wire Line
	4850 3450 4850 3500
$Comp
L Device:R_US R?
U 1 1 5F4A83BC
P 4950 3150
AR Path="/5ED6119E/5F4A83BC" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F4A83BC" Ref="R308"  Part="1" 
F 0 "R308" V 4745 3150 50  0000 C CNN
F 1 "1k" V 4836 3150 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 4990 3140 50  0001 C CNN
F 3 "~" H 4950 3150 50  0001 C CNN
	1    4950 3150
	0    1    1    0   
$EndComp
$Comp
L Device:C C?
U 1 1 5F4A83C6
P 4450 3650
AR Path="/5ED6119E/5F4A83C6" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F4A83C6" Ref="C307"  Part="1" 
F 0 "C307" H 4335 3604 50  0000 R CNN
F 1 "33n" H 4335 3695 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4488 3500 50  0001 C CNN
F 3 "~" H 4450 3650 50  0001 C CNN
	1    4450 3650
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5F4A83D0
P 4650 3800
AR Path="/5ED6119E/5F4A83D0" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F4A83D0" Ref="#PWR0314"  Part="1" 
F 0 "#PWR0314" H 4650 3550 50  0001 C CNN
F 1 "GNDA" H 4655 3627 50  0000 C CNN
F 2 "" H 4650 3800 50  0001 C CNN
F 3 "" H 4650 3800 50  0001 C CNN
	1    4650 3800
	1    0    0    -1  
$EndComp
Wire Wire Line
	4450 3800 4650 3800
Connection ~ 4650 3800
Wire Wire Line
	4650 3800 4850 3800
Wire Wire Line
	4800 3150 4450 3150
Wire Wire Line
	4450 3150 4450 3500
Wire Wire Line
	5100 3150 5950 3150
Wire Wire Line
	5950 3150 5950 3350
Connection ~ 5950 3350
Connection ~ 4450 3150
Wire Wire Line
	3350 4000 3300 4000
Wire Wire Line
	3350 4000 3350 4050
Connection ~ 3350 4050
Wire Wire Line
	3300 4500 3800 4500
Wire Wire Line
	3800 4500 3800 3150
Wire Wire Line
	3800 3150 4450 3150
Wire Wire Line
	3300 4600 3950 4600
Wire Wire Line
	3950 4600 3950 3450
Wire Wire Line
	3950 3450 4850 3450
Connection ~ 4850 3450
Wire Wire Line
	3300 4700 4050 4700
Wire Wire Line
	4050 4700 4050 4100
Wire Wire Line
	4050 4100 4500 4100
Connection ~ 4500 4100
Wire Wire Line
	3300 4800 4200 4800
Wire Wire Line
	4200 4800 4200 4400
Wire Wire Line
	4200 4400 4900 4400
Connection ~ 4900 4400
$Comp
L Device:R_US R?
U 1 1 5F514E81
P 2350 4300
AR Path="/5ED6119E/5F514E81" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F514E81" Ref="R305"  Part="1" 
F 0 "R305" V 2145 4300 50  0000 C CNN
F 1 "1k" V 2236 4300 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 2390 4290 50  0001 C CNN
F 3 "~" H 2350 4300 50  0001 C CNN
	1    2350 4300
	-1   0    0    1   
$EndComp
Wire Wire Line
	2050 4000 1950 4000
Wire Wire Line
	2350 4600 2500 4600
Wire Wire Line
	2000 5100 2150 5100
$Comp
L Device:C C?
U 1 1 5F5156C5
P 2200 4000
AR Path="/5ED6119E/5F5156C5" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F5156C5" Ref="C303"  Part="1" 
F 0 "C303" H 2085 3954 50  0000 R CNN
F 1 "22p" H 2085 4045 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 2238 3850 50  0001 C CNN
F 3 "~" H 2200 4000 50  0001 C CNN
	1    2200 4000
	0    1    1    0   
$EndComp
$Comp
L 74xGxx:74AHC1G14 U302
U 1 1 5F5F97CE
P 2350 3250
F 0 "U302" V 2371 3120 50  0000 R CNN
F 1 "74AHC1G14" V 2280 3120 50  0000 R CNN
F 2 "TO_SOT_Packages_SMD:SOT-23-5" H 2350 3250 50  0001 C CNN
F 3 "https://www.ti.com/lit/ds/symlink/sn74lvc1g14.pdf" H 2350 3250 50  0001 C CNN
	1    2350 3250
	0    -1   -1   0   
$EndComp
Connection ~ 2350 4000
Wire Wire Line
	2350 4000 2350 4150
Wire Wire Line
	2350 4450 2350 4600
Wire Wire Line
	2350 3550 2350 3700
$Comp
L Device:R_US R?
U 1 1 5F636131
P 2000 5400
AR Path="/5ED6119E/5F636131" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F636131" Ref="R304"  Part="1" 
F 0 "R304" H 1932 5354 50  0000 R CNN
F 1 "2k" H 1932 5445 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 2040 5390 50  0001 C CNN
F 3 "~" H 2000 5400 50  0001 C CNN
	1    2000 5400
	-1   0    0    1   
$EndComp
$Comp
L power:+12V #PWR0322
U 1 1 5F65E321
P 8800 3250
F 0 "#PWR0322" H 8800 3100 50  0001 C CNN
F 1 "+12V" H 8815 3423 50  0000 C CNN
F 2 "" H 8800 3250 50  0001 C CNN
F 3 "" H 8800 3250 50  0001 C CNN
	1    8800 3250
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5F6544C6
P 4700 1950
AR Path="/5ED6119E/5F6544C6" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F6544C6" Ref="#PWR0301"  Part="1" 
AR Path="/5F6544C6" Ref="#PWR?"  Part="1" 
F 0 "#PWR0301" H 4700 1700 50  0001 C CNN
F 1 "GND" H 4705 1777 50  0000 C CNN
F 2 "" H 4700 1950 50  0001 C CNN
F 3 "" H 4700 1950 50  0001 C CNN
	1    4700 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	8350 4150 8550 4150
$Comp
L power:GND #PWR?
U 1 1 5F6628E4
P 8550 4150
AR Path="/5ED6119E/5F6628E4" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F6628E4" Ref="#PWR0319"  Part="1" 
F 0 "#PWR0319" H 8550 3900 50  0001 C CNN
F 1 "GND" H 8555 3977 50  0000 C CNN
F 2 "" H 8550 4150 50  0001 C CNN
F 3 "" H 8550 4150 50  0001 C CNN
	1    8550 4150
	1    0    0    -1  
$EndComp
Connection ~ 8550 4150
Wire Wire Line
	8550 4150 8800 4150
$Comp
L power:GNDA #PWR?
U 1 1 5F51BE3B
P 1950 4000
AR Path="/5ED6119E/5F51BE3B" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F51BE3B" Ref="#PWR0305"  Part="1" 
F 0 "#PWR0305" H 1950 3750 50  0001 C CNN
F 1 "GNDA" H 1955 3827 50  0000 C CNN
F 2 "" H 1950 4000 50  0001 C CNN
F 3 "" H 1950 4000 50  0001 C CNN
	1    1950 4000
	0    1    1    0   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5F643F9F
P 2000 5550
AR Path="/5ED6119E/5F643F9F" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F643F9F" Ref="#PWR0306"  Part="1" 
F 0 "#PWR0306" H 2000 5300 50  0001 C CNN
F 1 "GNDA" H 2005 5377 50  0000 C CNN
F 2 "" H 2000 5550 50  0001 C CNN
F 3 "" H 2000 5550 50  0001 C CNN
	1    2000 5550
	1    0    0    -1  
$EndComp
Wire Wire Line
	4100 7450 4300 7450
Wire Wire Line
	3850 7450 4100 7450
Connection ~ 4100 7450
$Comp
L power:GNDA #PWR?
U 1 1 5F327544
P 4100 7450
AR Path="/5ED6119E/5F327544" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F327544" Ref="#PWR0311"  Part="1" 
F 0 "#PWR0311" H 4100 7200 50  0001 C CNN
F 1 "GNDA" H 4105 7277 50  0000 C CNN
F 2 "" H 4100 7450 50  0001 C CNN
F 3 "" H 4100 7450 50  0001 C CNN
	1    4100 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	4300 6100 4500 6100
Wire Wire Line
	4050 6100 4300 6100
Connection ~ 4300 6100
$Comp
L power:GNDA #PWR?
U 1 1 5F32754C
P 4300 6100
AR Path="/5ED6119E/5F32754C" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F32754C" Ref="#PWR0318"  Part="1" 
F 0 "#PWR0318" H 4300 5850 50  0001 C CNN
F 1 "GNDA" H 4305 5927 50  0000 C CNN
F 2 "" H 4300 6100 50  0001 C CNN
F 3 "" H 4300 6100 50  0001 C CNN
	1    4300 6100
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5F327576
P 9550 3650
AR Path="/5ED6119E/5F327576" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F327576" Ref="#PWR0320"  Part="1" 
F 0 "#PWR0320" H 9550 3400 50  0001 C CNN
F 1 "GNDA" H 9555 3477 50  0000 C CNN
F 2 "" H 9550 3650 50  0001 C CNN
F 3 "" H 9550 3650 50  0001 C CNN
	1    9550 3650
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5F327570
P 9550 3950
AR Path="/5ED6119E/5F327570" Ref="#PWR?"  Part="1" 
AR Path="/5F5D026F/5F327570" Ref="#PWR0321"  Part="1" 
F 0 "#PWR0321" H 9550 3700 50  0001 C CNN
F 1 "GND" H 9555 3777 50  0000 C CNN
F 2 "" H 9550 3950 50  0001 C CNN
F 3 "" H 9550 3950 50  0001 C CNN
	1    9550 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	9550 3650 9550 3950
Text Notes 9600 3850 0    50   ~ 0
Since the Black Pill doesn't have \nseperate analog ground and power,\nwe're merging the two ground planes.
Wire Wire Line
	5950 3350 5950 3550
Wire Wire Line
	6000 4300 6000 4500
Text HLabel 6100 4300 2    50   Input ~ 0
TX_Q
Wire Wire Line
	6100 4300 6000 4300
Text HLabel 6100 3350 2    50   Input ~ 0
TX_I
Wire Wire Line
	6100 3350 5950 3350
Text HLabel 6600 5500 2    50   Output ~ 0
RX_I
Text HLabel 6500 6850 2    50   Output ~ 0
RX_Q
Text Label 7700 1700 0    50   ~ 0
CLK2
Text HLabel 10000 1700 2    50   3State ~ 0
SCL
Wire Wire Line
	10000 1700 9650 1700
Connection ~ 9650 1700
Text HLabel 10000 1800 2    50   3State ~ 0
SDA
Wire Wire Line
	10000 1800 9900 1800
Connection ~ 9900 1800
$Comp
L Connector:Conn_01x07_Female J301
U 1 1 5F4EA304
P 8950 5500
F 0 "J301" H 8978 5526 50  0000 L CNN
F 1 "Conn_01x07_Female" H 8978 5435 50  0000 L CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x07_Pitch2.54mm" H 8950 5500 50  0001 C CNN
F 3 "~" H 8950 5500 50  0001 C CNN
	1    8950 5500
	1    0    0    -1  
$EndComp
Text Notes 8450 5100 0    50   ~ 0
Header for Si5351 breakout
Text Label 8750 5200 2    50   ~ 0
CLK0
Text Label 8750 5300 2    50   ~ 0
CLK1
Text Label 8750 5400 2    50   ~ 0
CLK2
$Comp
L power:+3.3V #PWR0303
U 1 1 5F4ECFB4
P 8750 5800
F 0 "#PWR0303" H 8750 5650 50  0001 C CNN
F 1 "+3.3V" V 8765 5928 50  0000 L CNN
F 2 "" H 8750 5800 50  0001 C CNN
F 3 "" H 8750 5800 50  0001 C CNN
	1    8750 5800
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0302
U 1 1 5F50CBB2
P 8750 5700
F 0 "#PWR0302" H 8750 5450 50  0001 C CNN
F 1 "GND" V 8755 5572 50  0000 R CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x07_Pitch2.54mm" H 8750 5700 50  0001 C CNN
F 3 "https://learn.adafruit.com/downloads/pdf/adafruit-si5351-clock-generator-breakout.pdf" H 8750 5700 50  0001 C CNN
	1    8750 5700
	0    1    1    0   
$EndComp
Text HLabel 8750 5500 0    50   3State ~ 0
SCL
Text HLabel 8750 5600 0    50   3State ~ 0
SDA
$Comp
L power:+12VA #PWR0317
U 1 1 5F4CF3E2
P 8350 3550
F 0 "#PWR0317" H 8350 3400 50  0001 C CNN
F 1 "+12VA" H 8365 3723 50  0000 C CNN
F 2 "" H 8350 3550 50  0001 C CNN
F 3 "" H 8350 3550 50  0001 C CNN
	1    8350 3550
	1    0    0    -1  
$EndComp
Connection ~ 8350 3550
Wire Wire Line
	3850 6750 4400 6750
Wire Wire Line
	4500 5700 4600 5700
$Comp
L Device:R_US R?
U 1 1 5F581E67
P 4550 6750
AR Path="/5ED6119E/5F581E67" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F581E67" Ref="R306"  Part="1" 
F 0 "R306" V 4345 6750 50  0000 C CNN
F 1 "1k" V 4436 6750 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 4590 6740 50  0001 C CNN
F 3 "~" H 4550 6750 50  0001 C CNN
	1    4550 6750
	0    1    1    0   
$EndComp
$Comp
L Device:R_US R?
U 1 1 5F5823DE
P 4750 5700
AR Path="/5ED6119E/5F5823DE" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F5823DE" Ref="R316"  Part="1" 
F 0 "R316" V 4545 5700 50  0000 C CNN
F 1 "1k" V 4636 5700 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 4790 5690 50  0001 C CNN
F 3 "~" H 4750 5700 50  0001 C CNN
	1    4750 5700
	0    1    1    0   
$EndComp
$Comp
L Device:C C?
U 1 1 5F5A169C
P 4800 6900
AR Path="/5ED6119E/5F5A169C" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F5A169C" Ref="C309"  Part="1" 
F 0 "C309" H 4685 6854 50  0000 R CNN
F 1 "33n" H 4685 6945 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4838 6750 50  0001 C CNN
F 3 "~" H 4800 6900 50  0001 C CNN
	1    4800 6900
	-1   0    0    -1  
$EndComp
Wire Wire Line
	4700 6750 4800 6750
Wire Wire Line
	4700 7050 4800 7050
$Comp
L Device:C C?
U 1 1 5F5BE254
P 5000 5550
AR Path="/5ED6119E/5F5BE254" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F5BE254" Ref="C316"  Part="1" 
F 0 "C316" H 4885 5504 50  0000 R CNN
F 1 "33n" H 4885 5595 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 5038 5400 50  0001 C CNN
F 3 "~" H 5000 5550 50  0001 C CNN
	1    5000 5550
	-1   0    0    -1  
$EndComp
Wire Wire Line
	4900 5400 5000 5400
Wire Wire Line
	5000 5700 4900 5700
$Comp
L Connector:TestPoint TP305
U 1 1 5F82643E
P 2300 3700
F 0 "TP305" V 2495 3772 50  0000 C CNN
F 1 "TestPoint" V 2404 3772 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 2500 3700 50  0001 C CNN
F 3 "~" H 2500 3700 50  0001 C CNN
	1    2300 3700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2300 3700 2350 3700
Connection ~ 2350 3700
Wire Wire Line
	2350 3700 2350 4000
$Comp
L Connector:TestPoint TP306
U 1 1 5F830B11
P 2350 4600
F 0 "TP306" V 2545 4672 50  0000 C CNN
F 1 "TestPoint" V 2454 4672 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 2550 4600 50  0001 C CNN
F 3 "~" H 2550 4600 50  0001 C CNN
	1    2350 4600
	0    -1   -1   0   
$EndComp
Connection ~ 2350 4600
Wire Wire Line
	2000 5100 2000 5250
$Comp
L Connector:TestPoint TP304
U 1 1 5F843469
P 2150 5100
F 0 "TP304" H 2092 5126 50  0000 R CNN
F 1 "TestPoint" H 2092 5217 50  0000 R CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 2350 5100 50  0001 C CNN
F 3 "~" H 2350 5100 50  0001 C CNN
	1    2150 5100
	-1   0    0    1   
$EndComp
Connection ~ 2150 5100
Wire Wire Line
	2150 5100 2500 5100
$Comp
L Connector:TestPoint TP307
U 1 1 5F860DA1
P 3600 6750
F 0 "TP307" H 3658 6868 50  0000 L CNN
F 1 "TestPoint" H 3658 6777 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 3800 6750 50  0001 C CNN
F 3 "~" H 3800 6750 50  0001 C CNN
	1    3600 6750
	1    0    0    -1  
$EndComp
$Comp
L Connector:TestPoint TP308
U 1 1 5F861E84
P 3600 7050
F 0 "TP308" H 3658 7168 50  0000 L CNN
F 1 "TestPoint" H 3658 7077 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 3800 7050 50  0001 C CNN
F 3 "~" H 3800 7050 50  0001 C CNN
	1    3600 7050
	1    0    0    -1  
$EndComp
Connection ~ 3600 7050
Wire Wire Line
	3600 7050 4300 7050
Connection ~ 3600 6750
Wire Wire Line
	3600 6750 3850 6750
$Comp
L Connector:TestPoint TP314
U 1 1 5F8645A7
P 3800 5400
F 0 "TP314" H 3858 5518 50  0000 L CNN
F 1 "TestPoint" H 3858 5427 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4000 5400 50  0001 C CNN
F 3 "~" H 4000 5400 50  0001 C CNN
	1    3800 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	3800 5400 4050 5400
$Comp
L Connector:TestPoint TP315
U 1 1 5F864A5E
P 3800 5700
F 0 "TP315" H 3858 5818 50  0000 L CNN
F 1 "TestPoint" H 3858 5727 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4000 5700 50  0001 C CNN
F 3 "~" H 4000 5700 50  0001 C CNN
	1    3800 5700
	1    0    0    -1  
$EndComp
Connection ~ 3800 5700
Wire Wire Line
	3800 5700 4500 5700
$Comp
L Connector:TestPoint TP313
U 1 1 5F864FC1
P 6400 7400
F 0 "TP313" H 6342 7426 50  0000 R CNN
F 1 "TestPoint" H 6342 7517 50  0000 R CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 6600 7400 50  0001 C CNN
F 3 "~" H 6600 7400 50  0001 C CNN
	1    6400 7400
	-1   0    0    1   
$EndComp
$Comp
L Connector:TestPoint TP312
U 1 1 5F865854
P 4200 4400
F 0 "TP312" H 4258 4518 50  0000 L CNN
F 1 "TestPoint" H 4258 4427 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4400 4400 50  0001 C CNN
F 3 "~" H 4400 4400 50  0001 C CNN
	1    4200 4400
	1    0    0    -1  
$EndComp
Connection ~ 4200 4400
$Comp
L Connector:TestPoint TP311
U 1 1 5F865D6A
P 4050 4100
F 0 "TP311" H 4108 4218 50  0000 L CNN
F 1 "TestPoint" H 4108 4127 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4250 4100 50  0001 C CNN
F 3 "~" H 4250 4100 50  0001 C CNN
	1    4050 4100
	1    0    0    -1  
$EndComp
Connection ~ 4050 4100
$Comp
L Connector:TestPoint TP310
U 1 1 5F8660C9
P 3950 3450
F 0 "TP310" H 4008 3568 50  0000 L CNN
F 1 "TestPoint" H 4008 3477 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4150 3450 50  0001 C CNN
F 3 "~" H 4150 3450 50  0001 C CNN
	1    3950 3450
	1    0    0    -1  
$EndComp
Connection ~ 3950 3450
$Comp
L Connector:TestPoint TP309
U 1 1 5F866386
P 3800 3150
F 0 "TP309" H 3858 3268 50  0000 L CNN
F 1 "TestPoint" H 3858 3177 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 4000 3150 50  0001 C CNN
F 3 "~" H 4000 3150 50  0001 C CNN
	1    3800 3150
	1    0    0    -1  
$EndComp
Connection ~ 3800 3150
$Comp
L Connector:TestPoint TP316
U 1 1 5F870899
P 8350 3750
F 0 "TP316" V 8545 3822 50  0000 C CNN
F 1 "TestPoint" V 8454 3822 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 8550 3750 50  0001 C CNN
F 3 "~" H 8550 3750 50  0001 C CNN
	1    8350 3750
	0    -1   -1   0   
$EndComp
Connection ~ 8350 3750
Wire Wire Line
	6400 6850 6400 7150
Wire Wire Line
	3300 5300 3300 7050
Wire Wire Line
	3300 7050 3600 7050
Wire Wire Line
	3400 6750 3600 6750
Wire Wire Line
	3400 5200 3400 6750
Connection ~ 6400 6850
Connection ~ 6400 7150
Wire Wire Line
	6400 7150 6400 7400
Connection ~ 6400 7400
Wire Wire Line
	3300 5100 3500 5100
Wire Wire Line
	3500 5100 3500 5700
Wire Wire Line
	3500 5700 3800 5700
Wire Wire Line
	3300 5000 3600 5000
Wire Wire Line
	3600 5000 3600 5400
Wire Wire Line
	3600 5400 3800 5400
Connection ~ 3800 5400
Wire Wire Line
	7100 1600 7100 1700
$Comp
L Connector:TestPoint TP303
U 1 1 5F84DFB0
P 7150 2400
F 0 "TP303" H 7092 2426 50  0000 R CNN
F 1 "TestPoint" H 7092 2517 50  0000 R CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 7350 2400 50  0001 C CNN
F 3 "~" H 7350 2400 50  0001 C CNN
	1    7150 2400
	0    1    1    0   
$EndComp
$Comp
L Connector:TestPoint TP302
U 1 1 5F84D6BF
P 7100 1600
F 0 "TP302" H 7158 1718 50  0000 L CNN
F 1 "TestPoint" H 7158 1627 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 7300 1600 50  0001 C CNN
F 3 "~" H 7300 1600 50  0001 C CNN
	1    7100 1600
	1    0    0    -1  
$EndComp
Wire Wire Line
	4500 1550 4700 1550
$Comp
L Connector:TestPoint TP301
U 1 1 5F843EAC
P 5100 1550
F 0 "TP301" V 5295 1622 50  0000 C CNN
F 1 "TestPoint" V 5204 1622 50  0000 C CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 5300 1550 50  0001 C CNN
F 3 "~" H 5300 1550 50  0001 C CNN
	1    5100 1550
	0    1    1    0   
$EndComp
Text HLabel 5700 1050 2    50   Output ~ 0
CLK_MEASURE
Text HLabel 4200 1550 0    50   Input ~ 0
TX_BIAS
Wire Wire Line
	4700 1550 4700 1650
Connection ~ 4700 1550
$Comp
L Device:R_US R?
U 1 1 5F6544CC
P 4350 1550
AR Path="/5ED6119E/5F6544CC" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F6544CC" Ref="R302"  Part="1" 
AR Path="/5F6544CC" Ref="R?"  Part="1" 
F 0 "R302" V 4145 1550 50  0000 C CNN
F 1 "10k" V 4236 1550 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 4390 1540 50  0001 C CNN
F 3 "~" H 4350 1550 50  0001 C CNN
	1    4350 1550
	0    1    1    0   
$EndComp
$Comp
L Device:C C?
U 1 1 5F6544C0
P 4700 1800
AR Path="/5ED6119E/5F6544C0" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F6544C0" Ref="C301"  Part="1" 
AR Path="/5F6544C0" Ref="C?"  Part="1" 
F 0 "C301" H 4585 1754 50  0000 R CNN
F 1 "3.3n" H 4585 1845 50  0000 R CNN
F 2 "Capacitors_SMD:C_0805" H 4738 1650 50  0001 C CNN
F 3 "~" H 4700 1800 50  0001 C CNN
	1    4700 1800
	-1   0    0    1   
$EndComp
Connection ~ 4700 1050
Wire Wire Line
	4200 1050 4700 1050
Wire Wire Line
	4700 1450 4700 1550
Wire Wire Line
	4700 1050 4700 1150
$Comp
L Device:R_US R?
U 1 1 5F6544B5
P 4700 1300
AR Path="/5ED6119E/5F6544B5" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F6544B5" Ref="R301"  Part="1" 
AR Path="/5F6544B5" Ref="R?"  Part="1" 
F 0 "R301" H 4768 1346 50  0000 L CNN
F 1 "10k" H 4768 1255 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 4740 1290 50  0001 C CNN
F 3 "~" H 4700 1300 50  0001 C CNN
	1    4700 1300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5650 1800 5550 1800
$Comp
L Device:C C?
U 1 1 5F6544AE
P 5100 1050
AR Path="/5ED6119E/5F6544AE" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F6544AE" Ref="C302"  Part="1" 
AR Path="/5F6544AE" Ref="C?"  Part="1" 
F 0 "C302" V 4848 1050 50  0000 C CNN
F 1 "10n" V 4939 1050 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 5138 900 50  0001 C CNN
F 3 "~" H 5100 1050 50  0001 C CNN
	1    5100 1050
	0    1    1    0   
$EndComp
Wire Wire Line
	6950 1900 7050 1900
Wire Wire Line
	6950 1700 7100 1700
$Comp
L 74xx:74LS00 U?
U 1 1 5F32758B
P 6650 1800
AR Path="/5F32758B" Ref="U?"  Part="1" 
AR Path="/5ED6119E/5F32758B" Ref="U?"  Part="1" 
AR Path="/5F5D026F/5F32758B" Ref="U301"  Part="1" 
F 0 "U301" H 6650 2125 50  0000 C CNN
F 1 "74ACT00" H 6650 2034 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-14_3.9x8.7mm_Pitch1.27mm" H 6650 1800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/74act00" H 6650 1800 50  0001 C CNN
	1    6650 1800
	-1   0    0    -1  
$EndComp
Text HLabel 4200 1050 0    50   Output ~ 0
Tx
Wire Wire Line
	6250 1800 6250 1900
Connection ~ 6250 1800
Wire Wire Line
	6350 1800 6250 1800
Wire Wire Line
	6250 1700 6250 1800
$Comp
L 74xx:74LS00 U?
U 2 1 5F327304
P 5950 1800
AR Path="/5F327304" Ref="U?"  Part="2" 
AR Path="/5ED6119E/5F327304" Ref="U?"  Part="2" 
AR Path="/5F5D026F/5F327304" Ref="U301"  Part="2" 
F 0 "U301" H 5950 2125 50  0000 C CNN
F 1 "74ACT00" H 5950 2034 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-14_3.9x8.7mm_Pitch1.27mm" H 5950 1800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/74act00" H 5950 1800 50  0001 C CNN
	2    5950 1800
	-1   0    0    -1  
$EndComp
Wire Wire Line
	4700 1550 5100 1550
Wire Wire Line
	4700 1050 4950 1050
Wire Wire Line
	5250 1050 5550 1050
Wire Wire Line
	5550 1050 5550 1800
Wire Wire Line
	5700 1050 5550 1050
Connection ~ 5550 1050
Wire Wire Line
	7100 1700 8000 1700
Connection ~ 7100 1700
Wire Wire Line
	2350 2400 7050 2400
Wire Wire Line
	7050 2400 7050 1900
Wire Wire Line
	2350 2400 2350 3000
Connection ~ 7050 2400
Wire Wire Line
	7150 2400 7050 2400
Wire Wire Line
	6400 6850 6150 6850
$Comp
L Amplifier_Operational:LM4562 U?
U 1 1 5F327310
P 5850 6850
AR Path="/5ED6119E/5F327310" Ref="U?"  Part="1" 
AR Path="/5F5D026F/5F327310" Ref="U305"  Part="1" 
F 0 "U305" H 5850 7217 50  0000 C CNN
F 1 "LM4562" H 5850 7126 50  0000 C CNN
F 2 "Housings_SOIC:SO-8_5.3x6.2mm_Pitch1.27mm" H 5850 6850 50  0001 C CNN
F 3 "https://www.ti.com/lit/ds/snas326k/snas326k.pdf" H 5850 6850 50  0001 C CNN
	1    5850 6850
	1    0    0    -1  
$EndComp
Wire Wire Line
	6300 7150 6400 7150
Wire Wire Line
	5550 7150 6000 7150
Connection ~ 5550 7150
Wire Wire Line
	5550 7150 5550 7400
$Comp
L Device:R_US R?
U 1 1 5F7FB33D
P 6250 5800
AR Path="/5ED6119E/5F7FB33D" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F7FB33D" Ref="R317"  Part="1" 
F 0 "R317" V 6045 5800 50  0000 C CNN
F 1 "82k" V 6136 5800 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 6290 5790 50  0001 C CNN
F 3 "~" H 6250 5800 50  0001 C CNN
	1    6250 5800
	0    1    1    0   
$EndComp
$Comp
L Device:C C?
U 1 1 5F7FB347
P 6100 6050
AR Path="/5ED6119E/5F7FB347" Ref="C?"  Part="1" 
AR Path="/5F5D026F/5F7FB347" Ref="C317"  Part="1" 
F 0 "C317" V 5848 6050 50  0000 C CNN
F 1 "470p" V 5939 6050 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 6138 5900 50  0001 C CNN
F 3 "~" H 6100 6050 50  0001 C CNN
	1    6100 6050
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5950 6050 5650 6050
Wire Wire Line
	6250 6050 6500 6050
Wire Wire Line
	6600 5500 6500 5500
$Comp
L Connector:TestPoint TP317
U 1 1 5F7FB357
P 6500 6050
F 0 "TP317" H 6442 6076 50  0000 R CNN
F 1 "TestPoint" H 6442 6167 50  0000 R CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 6700 6050 50  0001 C CNN
F 3 "~" H 6700 6050 50  0001 C CNN
	1    6500 6050
	-1   0    0    1   
$EndComp
Wire Wire Line
	6500 5500 6500 5800
Connection ~ 6500 5500
Connection ~ 6500 5800
Wire Wire Line
	6500 5800 6500 6050
Connection ~ 6500 6050
Wire Wire Line
	6500 5500 6250 5500
$Comp
L Amplifier_Operational:LM4562 U?
U 2 1 5F7FB369
P 5950 5500
AR Path="/5ED6119E/5F7FB369" Ref="U?"  Part="1" 
AR Path="/5F5D026F/5F7FB369" Ref="U305"  Part="2" 
F 0 "U305" H 5950 5867 50  0000 C CNN
F 1 "LM4562" H 5950 5776 50  0000 C CNN
F 2 "Housings_SOIC:SO-8_5.3x6.2mm_Pitch1.27mm" H 5950 5500 50  0001 C CNN
F 3 "https://www.ti.com/lit/ds/snas326k/snas326k.pdf" H 5950 5500 50  0001 C CNN
	2    5950 5500
	1    0    0    -1  
$EndComp
Wire Wire Line
	6400 5800 6500 5800
Wire Wire Line
	5650 5800 6100 5800
Connection ~ 5650 5800
Wire Wire Line
	5650 5800 5650 6050
Wire Wire Line
	5000 5400 5650 5400
Connection ~ 5000 5400
Wire Wire Line
	5650 5600 5650 5700
$Comp
L Device:R_US R?
U 1 1 5F9F79EF
P 5350 5700
AR Path="/5ED6119E/5F9F79EF" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5F9F79EF" Ref="R319"  Part="1" 
F 0 "R319" V 5145 5700 50  0000 C CNN
F 1 "100" V 5236 5700 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 5390 5690 50  0001 C CNN
F 3 "~" H 5350 5700 50  0001 C CNN
	1    5350 5700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5200 5700 5000 5700
Connection ~ 5000 5700
Wire Wire Line
	5500 5700 5650 5700
Connection ~ 5650 5700
Wire Wire Line
	5650 5700 5650 5800
Wire Wire Line
	4800 6750 5550 6750
Connection ~ 4800 6750
Wire Wire Line
	5550 6950 5550 7050
$Comp
L Device:R_US R?
U 1 1 5FA2BB48
P 5150 7050
AR Path="/5ED6119E/5FA2BB48" Ref="R?"  Part="1" 
AR Path="/5F5D026F/5FA2BB48" Ref="R318"  Part="1" 
F 0 "R318" V 4945 7050 50  0000 C CNN
F 1 "100" V 5036 7050 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 5190 7040 50  0001 C CNN
F 3 "~" H 5150 7050 50  0001 C CNN
	1    5150 7050
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5000 7050 4800 7050
Connection ~ 4800 7050
Wire Wire Line
	5300 7050 5550 7050
Connection ~ 5550 7050
Wire Wire Line
	5550 7050 5550 7150
$Comp
L power:+3.3V #PWR0132
U 1 1 5FB0AB73
P 2000 4750
F 0 "#PWR0132" H 2000 4600 50  0001 C CNN
F 1 "+3.3V" H 2015 4923 50  0000 C CNN
F 2 "" H 2000 4750 50  0001 C CNN
F 3 "" H 2000 4750 50  0001 C CNN
	1    2000 4750
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0133
U 1 1 5FB905BD
P 2700 3150
F 0 "#PWR0133" H 2700 3000 50  0001 C CNN
F 1 "+3.3V" H 2715 3323 50  0000 C CNN
F 2 "" H 2700 3150 50  0001 C CNN
F 3 "" H 2700 3150 50  0001 C CNN
	1    2700 3150
	1    0    0    -1  
$EndComp
Wire Wire Line
	2700 3150 2700 3800
$Comp
L power:+3.3V #PWR?
U 1 1 5FB941C5
P 2100 3250
F 0 "#PWR?" H 2100 3100 50  0001 C CNN
F 1 "+3.3V" H 2115 3423 50  0000 C CNN
F 2 "" H 2100 3250 50  0001 C CNN
F 3 "" H 2100 3250 50  0001 C CNN
	1    2100 3250
	1    0    0    -1  
$EndComp
Wire Wire Line
	2100 3250 2250 3250
$EndSCHEMATC