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HSADC: change from AC coupling to DC coupling; PCB: finish HSADC layout

master
Jack-Zheng 2021-06-30 14:51:30 +08:00
parent 17127387c9
commit 93ba0cbe9d
2 changed files with 5262 additions and 4996 deletions
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376
HighSpeedADC.sch
View File

@ -32,7 +32,7 @@ ADC_DATA2
Text HLabel 9300 3650 2 50 Input ~ 0
ADC_DATA1
Wire Wire Line
4450 4150 4350 4150
4050 2200 4050 2300
Connection ~ 5900 3050
Wire Wire Line
5900 2900 5900 3050
@ -97,122 +97,61 @@ Connection ~ 5650 4350
Wire Wire Line
5650 4000 5650 4350
Wire Wire Line
5850 4000 5650 4000
Wire Wire Line
6250 4000 6250 3950
Connection ~ 6250 4000
Wire Wire Line
6150 4000 6250 4000
Wire Wire Line
6250 4050 6250 4000
5800 4000 5650 4000
$Comp
L Device:C C5
U 1 1 614EF02F
P 6000 4000
F 0 "C5" V 6252 4000 50 0000 C CNN
F 1 "0.1uF" V 6161 4000 50 0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 6038 3850 50 0001 C CNN
F 3 "~" H 6000 4000 50 0001 C CNN
1 6000 4000
P 5950 4000
F 0 "C5" V 6202 4000 50 0000 C CNN
F 1 "0.1uF" V 6111 4000 50 0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5988 3850 50 0001 C CNN
F 3 "~" H 5950 4000 50 0001 C CNN
1 5950 4000
0 -1 -1 0
$EndComp
Wire Wire Line
3900 5350 3900 5450
Wire Wire Line
3900 4950 3900 5050
3800 3750 3900 3750
Wire Wire Line
4800 3850 5000 3850
Connection ~ 5750 4250
Wire Wire Line
3750 4250 5750 4250
Wire Wire Line
3750 3750 3550 3750
Connection ~ 3750 3750
Wire Wire Line
3750 4250 3750 3750
Wire Wire Line
4050 3750 3750 3750
Wire Wire Line
4250 3400 4250 3550
$Comp
L Device:C C1
U 1 1 614DE0CC
P 3400 3750
F 0 "C1" V 3148 3750 50 0000 C CNN
F 1 "0.1uF" V 3239 3750 50 0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 3438 3600 50 0001 C CNN
F 3 "~" H 3400 3750 50 0001 C CNN
1 3400 3750
0 1 1 0
$EndComp
$Comp
L power:GND #PWR01
U 1 1 614DCD4E
P 3900 5450
F 0 "#PWR01" H 3900 5200 50 0001 C CNN
F 1 "GND" H 3905 5277 50 0000 C CNN
F 2 "" H 3900 5450 50 0001 C CNN
F 3 "" H 3900 5450 50 0001 C CNN
1 3900 5450
1 0 0 -1
$EndComp
$Comp
L Device:C C2
U 1 1 614DC5D4
P 3900 5200
F 0 "C2" H 4015 5246 50 0000 L CNN
F 1 "0.1uF" H 4015 5155 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 3938 5050 50 0001 C CNN
F 3 "~" H 3900 5200 50 0001 C CNN
1 3900 5200
P 5150 4650
F 0 "C2" H 5265 4696 50 0000 L CNN
F 1 "0.1uF" H 5265 4605 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5188 4500 50 0001 C CNN
F 3 "~" H 5150 4650 50 0001 C CNN
1 5150 4650
1 0 0 -1
$EndComp
Connection ~ 3900 4550
Wire Wire Line
3900 4650 3900 4550
$Comp
L Device:R R1
U 1 1 614DAD32
P 3900 4800
F 0 "R1" H 3970 4846 50 0000 L CNN
F 1 "402" H 3970 4755 50 0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 3830 4800 50 0001 C CNN
F 3 "~" H 3900 4800 50 0001 C CNN
1 3900 4800
1 0 0 -1
P 3650 3750
F 0 "R1" H 3720 3796 50 0000 L CNN
F 1 "499" H 3720 3705 50 0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 3580 3750 50 0001 C CNN
F 3 "~" H 3650 3750 50 0001 C CNN
1 3650 3750
0 -1 -1 0
$EndComp
Wire Wire Line
3900 3950 4050 3950
Wire Wire Line
3900 4550 3900 3950
Wire Wire Line
4100 4550 3900 4550
3900 3750 4050 3750
Wire Wire Line
4800 3850 4650 3850
Connection ~ 4800 3850
Wire Wire Line
4800 4550 4800 3850
Wire Wire Line
4400 4550 4800 4550
Wire Wire Line
5100 4350 5450 4350
Connection ~ 5100 4350
Wire Wire Line
5100 4450 5100 4350
Wire Wire Line
4250 4350 5100 4350
Wire Wire Line
4250 4150 4250 4350
4150 3250 3900 3250
$Comp
L Device:R R2
U 1 1 614D4C4E
P 4250 4550
F 0 "R2" V 4043 4550 50 0000 C CNN
F 1 "402" V 4134 4550 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 4180 4550 50 0001 C CNN
F 3 "~" H 4250 4550 50 0001 C CNN
1 4250 4550
0 1 1 0
P 4300 3250
F 0 "R2" V 4093 3250 50 0000 C CNN
F 1 "499" V 4184 3250 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 4230 3250 50 0001 C CNN
F 3 "~" H 4300 3250 50 0001 C CNN
1 4300 3250
0 -1 -1 0
$EndComp
Wire Wire Line
5450 3850 6250 3850
@ -221,7 +160,6 @@ Wire Wire Line
5300 3850 5450 3850
Wire Wire Line
5450 4350 5650 4350
Connection ~ 5450 4350
Wire Wire Line
5450 4150 5450 4350
$Comp
@ -246,60 +184,15 @@ F 3 "~" H 5150 3850 50 0001 C CNN
1 5150 3850
0 1 1 0
$EndComp
Wire Wire Line
5750 4250 5850 4250
Wire Wire Line
5750 4150 5750 4250
Wire Wire Line
5850 4150 5750 4150
Wire Wire Line
6150 4250 6250 4250
Wire Wire Line
6250 4150 6150 4150
$Comp
L Device:R R5
U 1 1 614C7B9C
P 6000 4250
F 0 "R5" V 6207 4250 50 0000 C CNN
F 1 "1k" V 6116 4250 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 5930 4250 50 0001 C CNN
F 3 "~" H 6000 4250 50 0001 C CNN
1 6000 4250
0 -1 -1 0
$EndComp
$Comp
L Device:R R4
U 1 1 614C66FD
P 6000 4150
F 0 "R4" V 5793 4150 50 0000 C CNN
F 1 "1k" V 5884 4150 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 5930 4150 50 0001 C CNN
F 3 "~" H 6000 4150 50 0001 C CNN
1 6000 4150
0 1 1 0
$EndComp
Wire Wire Line
5950 4450 6250 4450
$Comp
L Amplifier_Operational:OPA847xD U1
U 1 1 614B1E6E
P 4350 3850
F 0 "U1" H 4694 3896 50 0000 L CNN
F 1 "OPA681" H 4694 3805 50 0000 L CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4350 3850 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/opa847.pdf" H 4350 4050 50 0001 C CNN
1 4350 3850
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR02
U 1 1 614ABABB
P 5100 4450
F 0 "#PWR02" H 5100 4200 50 0001 C CNN
F 1 "GND" V 5105 4322 50 0000 R CNN
F 2 "" H 5100 4450 50 0001 C CNN
F 3 "" H 5100 4450 50 0001 C CNN
1 5100 4450
P 5450 5150
F 0 "#PWR02" H 5450 4900 50 0001 C CNN
F 1 "GND" V 5455 5022 50 0000 R CNN
F 2 "" H 5450 5150 50 0001 C CNN
F 3 "" H 5450 5150 50 0001 C CNN
1 5450 5150
-1 0 0 -1
$EndComp
Wire Wire Line
@ -372,11 +265,9 @@ F 3 "" H 5250 3350 50 0001 C CNN
$EndComp
Wire Wire Line
5250 3350 5250 3550
Text Label 4450 4150 0 50 ~ 0
Text Label 4050 2200 1 50 ~ 0
+5VA
Text Label 4250 3400 0 50 ~ 0
+5VA
Text Label 5950 4450 2 50 ~ 0
Text Label 5750 4450 2 50 ~ 0
+5VA
Text Label 5850 3650 2 50 ~ 0
+5VA
@ -445,6 +336,61 @@ F 3 "" H 5450 1300 50 0001 C CNN
$EndComp
Wire Wire Line
5750 3550 6150 3550
Text GLabel 2950 3750 0 50 Input ~ 0
HSADC_IN
$Comp
L Amplifier_Operational:OPA2691 U1
U 1 1 60EA227A
P 3650 4350
F 0 "U1" H 3650 4717 50 0000 C CNN
F 1 "OPA2690" H 3650 4626 50 0000 C CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 3650 4350 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/sbos224d/sbos224d.pdf" H 3650 4350 50 0001 C CNN
1 3650 4350
-1 0 0 -1
$EndComp
$Comp
L Amplifier_Operational:OPA2691 U1
U 2 1 60EA377D
P 4350 3850
F 0 "U1" H 4350 4217 50 0000 C CNN
F 1 "OPA2690" H 4350 4126 50 0000 C CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4350 3850 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/sbos224d/sbos224d.pdf" H 4350 3850 50 0001 C CNN
2 4350 3850
1 0 0 1
$EndComp
$Comp
L Amplifier_Operational:OPA2691 U1
U 3 1 60EA5D47
P 4150 2600
F 0 "U1" H 4108 2646 50 0000 L CNN
F 1 "OPA2690" H 4108 2555 50 0000 L CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4150 2600 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/sbos224d/sbos224d.pdf" H 4150 2600 50 0001 C CNN
3 4150 2600
1 0 0 -1
$EndComp
Wire Wire Line
2950 3750 3500 3750
Connection ~ 3900 3750
Wire Wire Line
4800 3850 4800 3250
Wire Wire Line
4450 3250 4800 3250
Wire Wire Line
3900 3250 3900 3750
$Comp
L Device:C C1
U 1 1 60F6B650
P 5850 4800
F 0 "C1" H 5965 4846 50 0000 L CNN
F 1 "0.1uF" H 5965 4755 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5888 4650 50 0001 C CNN
F 3 "~" H 5850 4800 50 0001 C CNN
1 5850 4800
1 0 0 -1
$EndComp
$Comp
L TestAutomation:ADS831E_2K5 U2
U 1 1 62596080
@ -457,7 +403,135 @@ F 3 "" H 9050 3550 60 0000 C CNN
-1 0 0 -1
$EndComp
Wire Wire Line
2800 3750 3250 3750
Text GLabel 2800 3750 0 50 Input ~ 0
HSADC_IN
6250 4150 5850 4150
Wire Wire Line
5850 4150 5850 4650
Wire Wire Line
5850 4950 5850 5000
Wire Wire Line
6250 3950 6200 3950
Wire Wire Line
6200 3950 6200 4000
Wire Wire Line
6200 4050 6250 4050
Wire Wire Line
6100 4000 6200 4000
Connection ~ 6200 4000
Wire Wire Line
6200 4000 6200 4050
Wire Wire Line
5750 4450 6250 4450
$Comp
L Device:R R136
U 1 1 60FA01B1
P 4800 4250
F 0 "R136" V 4593 4250 50 0000 C CNN
F 1 "50" V 4684 4250 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 4730 4250 50 0001 C CNN
F 3 "~" H 4800 4250 50 0001 C CNN
1 4800 4250
0 1 1 0
$EndComp
$Comp
L Device:R R5
U 1 1 60FC2B9E
P 3050 4350
F 0 "R5" V 2843 4350 50 0000 C CNN
F 1 "301" V 2934 4350 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 2980 4350 50 0001 C CNN
F 3 "~" H 3050 4350 50 0001 C CNN
1 3050 4350
0 1 1 0
$EndComp
$Comp
L Device:R R135
U 1 1 60FC3A8A
P 3650 4850
F 0 "R135" V 3443 4850 50 0000 C CNN
F 1 "1k" V 3534 4850 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 3580 4850 50 0001 C CNN
F 3 "~" H 3650 4850 50 0001 C CNN
1 3650 4850
0 1 1 0
$EndComp
$Comp
L Device:R R4
U 1 1 60FC49E4
P 2650 4700
F 0 "R4" H 2720 4746 50 0000 L CNN
F 1 "499" H 2720 4655 50 0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 2580 4700 50 0001 C CNN
F 3 "~" H 2650 4700 50 0001 C CNN
1 2650 4700
1 0 0 -1
$EndComp
Wire Wire Line
4050 3950 2650 3950
Wire Wire Line
2650 3950 2650 4350
Wire Wire Line
2900 4350 2650 4350
Connection ~ 2650 4350
Wire Wire Line
2650 4350 2650 4550
Wire Wire Line
3200 4350 3300 4350
Wire Wire Line
3500 4850 3300 4850
Wire Wire Line
3300 4850 3300 4350
Connection ~ 3300 4350
Wire Wire Line
3300 4350 3350 4350
Wire Wire Line
3950 4450 4050 4450
Wire Wire Line
4050 4450 4050 4850
Wire Wire Line
4050 4850 3800 4850
Wire Wire Line
2650 4850 2650 5000
$Comp
L power:GND #PWR0146
U 1 1 60FD421B
P 2650 5000
F 0 "#PWR0146" H 2650 4750 50 0001 C CNN
F 1 "GND" H 2655 4827 50 0000 C CNN
F 2 "" H 2650 5000 50 0001 C CNN
F 3 "" H 2650 5000 50 0001 C CNN
1 2650 5000
1 0 0 -1
$EndComp
Wire Wire Line
4650 4250 3950 4250
Wire Wire Line
5450 4350 5450 5000
Connection ~ 5450 4350
Wire Wire Line
5850 5000 5450 5000
Connection ~ 5450 5000
Wire Wire Line
5450 5000 5450 5150
Wire Wire Line
5450 5000 5150 5000
Wire Wire Line
4950 4250 5150 4250
Wire Wire Line
5150 4500 5150 4250
Connection ~ 5150 4250
Wire Wire Line
5150 4250 6250 4250
Wire Wire Line
5150 4800 5150 5000
$Comp
L power:GND #PWR?
U 1 1 6106FA09
P 4050 2900
F 0 "#PWR?" H 4050 2650 50 0001 C CNN
F 1 "GND" H 4055 2727 50 0000 C CNN
F 2 "" H 4050 2900 50 0001 C CNN
F 3 "" H 4050 2900 50 0001 C CNN
1 4050 2900
1 0 0 -1
$EndComp
$EndSCHEMATC

9882
TestAutomation.kicad_pcb
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