schematics: additional ADC filter for digital 3.3V supply

update analog sheet version to v1.0.4
update toplevel schematics version to v3.0.8
master
emard 5 years ago
parent e3ed37bef5
commit 856cf7fcd0

@ -7,7 +7,7 @@ encoding utf-8
Sheet 9 11
Title "ULX3S"
Date ""
Rev "1.0.3"
Rev "1.0.4"
Comp "EMARD"
Comment1 "Analog audio and video"
Comment2 ""
@ -290,23 +290,23 @@ GP17
$Comp
L power:+3V3 #PWR0138
U 1 1 595BB15C
P 1500 4200
F 0 "#PWR0138" H 1500 4050 50 0001 C CNN
F 1 "+3V3" H 1500 4340 50 0000 C CNN
F 2 "" H 1500 4200 50 0000 C CNN
F 3 "" H 1500 4200 50 0000 C CNN
1 1500 4200
P 2150 4000
F 0 "#PWR0138" H 2150 3850 50 0001 C CNN
F 1 "+3V3" H 2150 4140 50 0000 C CNN
F 2 "" H 2150 4000 50 0000 C CNN
F 3 "" H 2150 4000 50 0000 C CNN
1 2150 4000
1 0 0 -1
$EndComp
Wire Wire Line
2400 4250 2850 4250
2150 4250 2850 4250
Wire Wire Line
2850 4250 2850 4350
Wire Wire Line
2850 4350 2900 4350
Connection ~ 2850 4250
Wire Wire Line
3700 4250 4150 4250
3700 4250 4300 4250
$Comp
L power:GND #PWR0142
U 1 1 595BB251
@ -460,8 +460,8 @@ AUDIO_L
Text Label 3000 2550 0 60 ~ 0
AUDIO_R
Text Label 3800 4250 0 60 ~ 0
ADC3V3
Text Label 2450 4250 0 60 ~ 0
ADCD3V3
Text Label 2400 4250 0 60 ~ 0
ADC3V3
Wire Wire Line
2900 5450 2400 5450
@ -470,76 +470,155 @@ ADC3V3
$Comp
L Device:L_Small L4
U 1 1 5B3BC972
P 1500 4300
F 0 "L4" H 1548 4346 50 0000 L CNN
F 1 "33uH" H 1548 4255 50 0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.29x1.40mm_HandSolder" H 1500 4300 50 0001 C CNN
F 3 "~" H 1500 4300 50 0001 C CNN
F 4 "www.bourns.com" H 1500 4300 50 0001 C CNN "MNF1_URL"
F 5 "CV201210-330K" H 1500 4300 50 0001 C CNN "MPN"
F 6 "652-CV201210-330K" H 1500 4300 50 0001 C CNN "Mouser"
F 7 "CV201210-330KCT-ND" H 1500 4300 50 0001 C CNN "Digikey"
F 8 "FL002" H 1500 4300 50 0001 C CNN "Koncar"
1 1500 4300
P 2150 4100
F 0 "L4" H 2198 4146 50 0000 L CNN
F 1 "33uH" H 2198 4055 50 0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2150 4100 50 0001 C CNN
F 3 "~" H 2150 4100 50 0001 C CNN
F 4 "www.bourns.com" H 2150 4100 50 0001 C CNN "MNF1_URL"
F 5 "CV201210-330K" H 2150 4100 50 0001 C CNN "MPN"
F 6 "652-CV201210-330K" H 2150 4100 50 0001 C CNN "Mouser"
F 7 "CV201210-330KCT-ND" H 2150 4100 50 0001 C CNN "Digikey"
F 8 "FL002" H 2150 4100 50 0001 C CNN "Koncar"
1 2150 4100
1 0 0 -1
$EndComp
Wire Wire Line
1500 4400 1500 4450
2150 4200 2150 4250
$Comp
L Device:C C59
U 1 1 5B3BD68E
P 1500 4650
F 0 "C59" H 1615 4696 50 0000 L CNN
F 1 "220nF" H 1615 4605 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1538 4500 50 0001 C CNN
F 3 "~" H 1500 4650 50 0001 C CNN
1 1500 4650
P 2150 4450
F 0 "C59" H 2265 4496 50 0000 L CNN
F 1 "220nF" H 2265 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2188 4300 50 0001 C CNN
F 3 "~" H 2150 4450 50 0001 C CNN
1 2150 4450
1 0 0 -1
$EndComp
Wire Wire Line
1500 4450 1050 4450
2150 4250 1700 4250
Wire Wire Line
1050 4450 1050 4500
Connection ~ 1500 4450
1700 4250 1700 4300
Connection ~ 2150 4250
Wire Wire Line
1500 4450 1500 4500
2150 4250 2150 4300
$Comp
L Device:C C58
U 1 1 5B3BE5D3
P 1050 4650
F 0 "C58" H 1165 4696 50 0000 L CNN
F 1 "22uF" H 1165 4605 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1088 4500 50 0001 C CNN
F 3 "~" H 1050 4650 50 0001 C CNN
1 1050 4650
P 1700 4450
F 0 "C58" H 1815 4496 50 0000 L CNN
F 1 "22uF" H 1815 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1738 4300 50 0001 C CNN
F 3 "~" H 1700 4450 50 0001 C CNN
1 1700 4450
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0140
U 1 1 5B3BE698
P 1050 4800
F 0 "#PWR0140" H 1050 4550 50 0001 C CNN
F 1 "GND" H 1055 4627 50 0000 C CNN
F 2 "" H 1050 4800 50 0001 C CNN
F 3 "" H 1050 4800 50 0001 C CNN
1 1050 4800
P 1700 4600
F 0 "#PWR0140" H 1700 4350 50 0001 C CNN
F 1 "GND" H 1705 4427 50 0000 C CNN
F 2 "" H 1700 4600 50 0001 C CNN
F 3 "" H 1700 4600 50 0001 C CNN
1 1700 4600
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0144
U 1 1 5B3BE6ED
P 1500 4800
F 0 "#PWR0144" H 1500 4550 50 0001 C CNN
F 1 "GND" H 1505 4627 50 0000 C CNN
F 2 "" H 1500 4800 50 0001 C CNN
F 3 "" H 1500 4800 50 0001 C CNN
1 1500 4800
P 2150 4600
F 0 "#PWR0144" H 2150 4350 50 0001 C CNN
F 1 "GND" H 2155 4427 50 0000 C CNN
F 2 "" H 2150 4600 50 0001 C CNN
F 3 "" H 2150 4600 50 0001 C CNN
1 2150 4600
1 0 0 -1
$EndComp
Text Label 1100 4450 0 60 ~ 0
ADC3V3
NoConn ~ 2900 5350
NoConn ~ 3700 5100
Text Notes 2950 3500 0 60 ~ 0
Output resistance: 75 ohm\nInternal resistance of FPGA pin: 10 ohm\n1/(1/(130+10)+1/(270+10)+1/(549+10)+1/(1100+10))=74.6
$Comp
L power:+3V3 #PWR0176
U 1 1 5CF68065
P 4750 4000
F 0 "#PWR0176" H 4750 3850 50 0001 C CNN
F 1 "+3V3" H 4750 4140 50 0000 C CNN
F 2 "" H 4750 4000 50 0000 C CNN
F 3 "" H 4750 4000 50 0000 C CNN
1 4750 4000
1 0 0 -1
$EndComp
$Comp
L Device:L_Small L5
U 1 1 5CF68070
P 4750 4100
F 0 "L5" H 4798 4146 50 0000 L CNN
F 1 "33uH" H 4798 4055 50 0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4750 4100 50 0001 C CNN
F 3 "~" H 4750 4100 50 0001 C CNN
F 4 "www.bourns.com" H 4750 4100 50 0001 C CNN "MNF1_URL"
F 5 "CV201210-330K" H 4750 4100 50 0001 C CNN "MPN"
F 6 "652-CV201210-330K" H 4750 4100 50 0001 C CNN "Mouser"
F 7 "CV201210-330KCT-ND" H 4750 4100 50 0001 C CNN "Digikey"
F 8 "FL002" H 4750 4100 50 0001 C CNN "Koncar"
1 4750 4100
1 0 0 -1
$EndComp
Wire Wire Line
4750 4200 4750 4250
$Comp
L Device:C C62
U 1 1 5CF68077
P 4750 4450
F 0 "C62" H 4865 4496 50 0000 L CNN
F 1 "220nF" H 4865 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4788 4300 50 0001 C CNN
F 3 "~" H 4750 4450 50 0001 C CNN
1 4750 4450
1 0 0 -1
$EndComp
Wire Wire Line
4750 4250 4300 4250
Wire Wire Line
4300 4250 4300 4300
Connection ~ 4750 4250
Wire Wire Line
4750 4250 4750 4300
$Comp
L Device:C C61
U 1 1 5CF68081
P 4300 4450
F 0 "C61" H 4415 4496 50 0000 L CNN
F 1 "22uF" H 4415 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4338 4300 50 0001 C CNN
F 3 "~" H 4300 4450 50 0001 C CNN
1 4300 4450
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0175
U 1 1 5CF68087
P 4300 4600
F 0 "#PWR0175" H 4300 4350 50 0001 C CNN
F 1 "GND" H 4305 4427 50 0000 C CNN
F 2 "" H 4300 4600 50 0001 C CNN
F 3 "" H 4300 4600 50 0001 C CNN
1 4300 4600
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0177
U 1 1 5CF6808D
P 4750 4600
F 0 "#PWR0177" H 4750 4350 50 0001 C CNN
F 1 "GND" H 4755 4427 50 0000 C CNN
F 2 "" H 4750 4600 50 0001 C CNN
F 3 "" H 4750 4600 50 0001 C CNN
1 4750 4600
1 0 0 -1
$EndComp
Connection ~ 4300 4250
$EndSCHEMATC

@ -7,7 +7,7 @@ encoding utf-8
Sheet 9 11
Title "ULX3S"
Date ""
Rev "1.0.3"
Rev "1.0.4"
Comp "EMARD"
Comment1 "Analog audio and video"
Comment2 ""
@ -290,23 +290,23 @@ GP17
$Comp
L power:+3V3 #PWR0138
U 1 1 595BB15C
P 1500 4200
F 0 "#PWR0138" H 1500 4050 50 0001 C CNN
F 1 "+3V3" H 1500 4340 50 0000 C CNN
F 2 "" H 1500 4200 50 0000 C CNN
F 3 "" H 1500 4200 50 0000 C CNN
1 1500 4200
P 2150 4000
F 0 "#PWR0138" H 2150 3850 50 0001 C CNN
F 1 "+3V3" H 2150 4140 50 0000 C CNN
F 2 "" H 2150 4000 50 0000 C CNN
F 3 "" H 2150 4000 50 0000 C CNN
1 2150 4000
1 0 0 -1
$EndComp
Wire Wire Line
2400 4250 2850 4250
2150 4250 2850 4250
Wire Wire Line
2850 4250 2850 4350
Wire Wire Line
2850 4350 2900 4350
Connection ~ 2850 4250
Wire Wire Line
3700 4250 4150 4250
3700 4250 4300 4250
$Comp
L power:GND #PWR0142
U 1 1 595BB251
@ -460,8 +460,8 @@ AUDIO_L
Text Label 3000 2550 0 60 ~ 0
AUDIO_R
Text Label 3800 4250 0 60 ~ 0
ADC3V3
Text Label 2450 4250 0 60 ~ 0
ADCD3V3
Text Label 2400 4250 0 60 ~ 0
ADC3V3
Wire Wire Line
2900 5450 2400 5450
@ -470,76 +470,155 @@ ADC3V3
$Comp
L Device:L_Small L4
U 1 1 5B3BC972
P 1500 4300
F 0 "L4" H 1548 4346 50 0000 L CNN
F 1 "33uH" H 1548 4255 50 0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.29x1.40mm_HandSolder" H 1500 4300 50 0001 C CNN
F 3 "~" H 1500 4300 50 0001 C CNN
F 4 "www.bourns.com" H 1500 4300 50 0001 C CNN "MNF1_URL"
F 5 "CV201210-330K" H 1500 4300 50 0001 C CNN "MPN"
F 6 "652-CV201210-330K" H 1500 4300 50 0001 C CNN "Mouser"
F 7 "CV201210-330KCT-ND" H 1500 4300 50 0001 C CNN "Digikey"
F 8 "FL002" H 1500 4300 50 0001 C CNN "Koncar"
1 1500 4300
P 2150 4100
F 0 "L4" H 2198 4146 50 0000 L CNN
F 1 "33uH" H 2198 4055 50 0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2150 4100 50 0001 C CNN
F 3 "~" H 2150 4100 50 0001 C CNN
F 4 "www.bourns.com" H 2150 4100 50 0001 C CNN "MNF1_URL"
F 5 "CV201210-330K" H 2150 4100 50 0001 C CNN "MPN"
F 6 "652-CV201210-330K" H 2150 4100 50 0001 C CNN "Mouser"
F 7 "CV201210-330KCT-ND" H 2150 4100 50 0001 C CNN "Digikey"
F 8 "FL002" H 2150 4100 50 0001 C CNN "Koncar"
1 2150 4100
1 0 0 -1
$EndComp
Wire Wire Line
1500 4400 1500 4450
2150 4200 2150 4250
$Comp
L Device:C C59
U 1 1 5B3BD68E
P 1500 4650
F 0 "C59" H 1615 4696 50 0000 L CNN
F 1 "220nF" H 1615 4605 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 1538 4500 50 0001 C CNN
F 3 "~" H 1500 4650 50 0001 C CNN
1 1500 4650
P 2150 4450
F 0 "C59" H 2265 4496 50 0000 L CNN
F 1 "220nF" H 2265 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2188 4300 50 0001 C CNN
F 3 "~" H 2150 4450 50 0001 C CNN
1 2150 4450
1 0 0 -1
$EndComp
Wire Wire Line
1500 4450 1050 4450
2150 4250 1700 4250
Wire Wire Line
1050 4450 1050 4500
Connection ~ 1500 4450
1700 4250 1700 4300
Connection ~ 2150 4250
Wire Wire Line
1500 4450 1500 4500
2150 4250 2150 4300
$Comp
L Device:C C58
U 1 1 5B3BE5D3
P 1050 4650
F 0 "C58" H 1165 4696 50 0000 L CNN
F 1 "22uF" H 1165 4605 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1088 4500 50 0001 C CNN
F 3 "~" H 1050 4650 50 0001 C CNN
1 1050 4650
P 1700 4450
F 0 "C58" H 1815 4496 50 0000 L CNN
F 1 "22uF" H 1815 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1738 4300 50 0001 C CNN
F 3 "~" H 1700 4450 50 0001 C CNN
1 1700 4450
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0140
U 1 1 5B3BE698
P 1050 4800
F 0 "#PWR0140" H 1050 4550 50 0001 C CNN
F 1 "GND" H 1055 4627 50 0000 C CNN
F 2 "" H 1050 4800 50 0001 C CNN
F 3 "" H 1050 4800 50 0001 C CNN
1 1050 4800
P 1700 4600
F 0 "#PWR0140" H 1700 4350 50 0001 C CNN
F 1 "GND" H 1705 4427 50 0000 C CNN
F 2 "" H 1700 4600 50 0001 C CNN
F 3 "" H 1700 4600 50 0001 C CNN
1 1700 4600
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0144
U 1 1 5B3BE6ED
P 1500 4800
F 0 "#PWR0144" H 1500 4550 50 0001 C CNN
F 1 "GND" H 1505 4627 50 0000 C CNN
F 2 "" H 1500 4800 50 0001 C CNN
F 3 "" H 1500 4800 50 0001 C CNN
1 1500 4800
P 2150 4600
F 0 "#PWR0144" H 2150 4350 50 0001 C CNN
F 1 "GND" H 2155 4427 50 0000 C CNN
F 2 "" H 2150 4600 50 0001 C CNN
F 3 "" H 2150 4600 50 0001 C CNN
1 2150 4600
1 0 0 -1
$EndComp
Text Label 1100 4450 0 60 ~ 0
ADC3V3
NoConn ~ 2900 5350
NoConn ~ 3700 5100
Text Notes 2950 3500 0 60 ~ 0
Output resistance: 75 ohm\nInternal resistance of FPGA pin: 10 ohm\n1/(1/(130+10)+1/(270+10)+1/(549+10)+1/(1100+10))=74.6
$Comp
L power:+3V3 #PWR0176
U 1 1 5CF68065
P 4750 4000
F 0 "#PWR0176" H 4750 3850 50 0001 C CNN
F 1 "+3V3" H 4750 4140 50 0000 C CNN
F 2 "" H 4750 4000 50 0000 C CNN
F 3 "" H 4750 4000 50 0000 C CNN
1 4750 4000
1 0 0 -1
$EndComp
$Comp
L Device:L_Small L5
U 1 1 5CF68070
P 4750 4100
F 0 "L5" H 4798 4146 50 0000 L CNN
F 1 "33uH" H 4798 4055 50 0000 L CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4750 4100 50 0001 C CNN
F 3 "~" H 4750 4100 50 0001 C CNN
F 4 "www.bourns.com" H 4750 4100 50 0001 C CNN "MNF1_URL"
F 5 "CV201210-330K" H 4750 4100 50 0001 C CNN "MPN"
F 6 "652-CV201210-330K" H 4750 4100 50 0001 C CNN "Mouser"
F 7 "CV201210-330KCT-ND" H 4750 4100 50 0001 C CNN "Digikey"
F 8 "FL002" H 4750 4100 50 0001 C CNN "Koncar"
1 4750 4100
1 0 0 -1
$EndComp
Wire Wire Line
4750 4200 4750 4250
$Comp
L Device:C C62
U 1 1 5CF68077
P 4750 4450
F 0 "C62" H 4865 4496 50 0000 L CNN
F 1 "220nF" H 4865 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4788 4300 50 0001 C CNN
F 3 "~" H 4750 4450 50 0001 C CNN
1 4750 4450
1 0 0 -1
$EndComp
Wire Wire Line
4750 4250 4300 4250
Wire Wire Line
4300 4250 4300 4300
Connection ~ 4750 4250
Wire Wire Line
4750 4250 4750 4300
$Comp
L Device:C C61
U 1 1 5CF68081
P 4300 4450
F 0 "C61" H 4415 4496 50 0000 L CNN
F 1 "22uF" H 4415 4405 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4338 4300 50 0001 C CNN
F 3 "~" H 4300 4450 50 0001 C CNN
1 4300 4450
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0175
U 1 1 5CF68087
P 4300 4600
F 0 "#PWR0175" H 4300 4350 50 0001 C CNN
F 1 "GND" H 4305 4427 50 0000 C CNN
F 2 "" H 4300 4600 50 0001 C CNN
F 3 "" H 4300 4600 50 0001 C CNN
1 4300 4600
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0177
U 1 1 5CF6808D
P 4750 4600
F 0 "#PWR0177" H 4750 4350 50 0001 C CNN
F 1 "GND" H 4755 4427 50 0000 C CNN
F 2 "" H 4750 4600 50 0001 C CNN
F 3 "" H 4750 4600 50 0001 C CNN
1 4750 4600
1 0 0 -1
$EndComp
Connection ~ 4300 4250
$EndSCHEMATC

@ -7,7 +7,7 @@ encoding utf-8
Sheet 1 11
Title "ULX3S"
Date ""
Rev "3.0.7"
Rev "3.0.8"
Comp "EMARD"
Comment1 "Root sheet"
Comment2 ""

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