HSADC: change from AC coupling to DC coupling; PCB: finish HSADC layout
This commit is contained in:
parent
17127387c9
commit
93ba0cbe9d
376
HighSpeedADC.sch
376
HighSpeedADC.sch
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@ -32,7 +32,7 @@ ADC_DATA2
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Text HLabel 9300 3650 2 50 Input ~ 0
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ADC_DATA1
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Wire Wire Line
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4450 4150 4350 4150
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4050 2200 4050 2300
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Connection ~ 5900 3050
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Wire Wire Line
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5900 2900 5900 3050
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@ -97,122 +97,61 @@ Connection ~ 5650 4350
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Wire Wire Line
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5650 4000 5650 4350
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Wire Wire Line
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5850 4000 5650 4000
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Wire Wire Line
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6250 4000 6250 3950
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Connection ~ 6250 4000
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Wire Wire Line
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6150 4000 6250 4000
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Wire Wire Line
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6250 4050 6250 4000
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5800 4000 5650 4000
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$Comp
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L Device:C C5
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U 1 1 614EF02F
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P 6000 4000
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F 0 "C5" V 6252 4000 50 0000 C CNN
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F 1 "0.1uF" V 6161 4000 50 0000 C CNN
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F 2 "Capacitor_SMD:C_0402_1005Metric" H 6038 3850 50 0001 C CNN
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F 3 "~" H 6000 4000 50 0001 C CNN
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1 6000 4000
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P 5950 4000
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F 0 "C5" V 6202 4000 50 0000 C CNN
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F 1 "0.1uF" V 6111 4000 50 0000 C CNN
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F 2 "Capacitor_SMD:C_0402_1005Metric" H 5988 3850 50 0001 C CNN
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F 3 "~" H 5950 4000 50 0001 C CNN
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1 5950 4000
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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3900 5350 3900 5450
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Wire Wire Line
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3900 4950 3900 5050
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3800 3750 3900 3750
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Wire Wire Line
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4800 3850 5000 3850
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Connection ~ 5750 4250
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Wire Wire Line
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3750 4250 5750 4250
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Wire Wire Line
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3750 3750 3550 3750
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Connection ~ 3750 3750
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Wire Wire Line
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3750 4250 3750 3750
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Wire Wire Line
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4050 3750 3750 3750
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Wire Wire Line
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4250 3400 4250 3550
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$Comp
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L Device:C C1
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U 1 1 614DE0CC
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P 3400 3750
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F 0 "C1" V 3148 3750 50 0000 C CNN
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F 1 "0.1uF" V 3239 3750 50 0000 C CNN
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F 2 "Capacitor_SMD:C_0402_1005Metric" H 3438 3600 50 0001 C CNN
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F 3 "~" H 3400 3750 50 0001 C CNN
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1 3400 3750
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0 1 1 0
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$EndComp
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$Comp
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L power:GND #PWR01
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U 1 1 614DCD4E
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P 3900 5450
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F 0 "#PWR01" H 3900 5200 50 0001 C CNN
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F 1 "GND" H 3905 5277 50 0000 C CNN
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F 2 "" H 3900 5450 50 0001 C CNN
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F 3 "" H 3900 5450 50 0001 C CNN
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1 3900 5450
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1 0 0 -1
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$EndComp
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$Comp
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L Device:C C2
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U 1 1 614DC5D4
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P 3900 5200
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F 0 "C2" H 4015 5246 50 0000 L CNN
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F 1 "0.1uF" H 4015 5155 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0402_1005Metric" H 3938 5050 50 0001 C CNN
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F 3 "~" H 3900 5200 50 0001 C CNN
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1 3900 5200
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P 5150 4650
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F 0 "C2" H 5265 4696 50 0000 L CNN
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F 1 "0.1uF" H 5265 4605 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0402_1005Metric" H 5188 4500 50 0001 C CNN
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F 3 "~" H 5150 4650 50 0001 C CNN
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1 5150 4650
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1 0 0 -1
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$EndComp
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Connection ~ 3900 4550
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Wire Wire Line
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3900 4650 3900 4550
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$Comp
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L Device:R R1
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U 1 1 614DAD32
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P 3900 4800
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F 0 "R1" H 3970 4846 50 0000 L CNN
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F 1 "402" H 3970 4755 50 0000 L CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 3830 4800 50 0001 C CNN
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F 3 "~" H 3900 4800 50 0001 C CNN
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1 3900 4800
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1 0 0 -1
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P 3650 3750
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F 0 "R1" H 3720 3796 50 0000 L CNN
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F 1 "499" H 3720 3705 50 0000 L CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 3580 3750 50 0001 C CNN
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F 3 "~" H 3650 3750 50 0001 C CNN
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1 3650 3750
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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3900 3950 4050 3950
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Wire Wire Line
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3900 4550 3900 3950
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Wire Wire Line
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4100 4550 3900 4550
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3900 3750 4050 3750
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Wire Wire Line
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4800 3850 4650 3850
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Connection ~ 4800 3850
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Wire Wire Line
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4800 4550 4800 3850
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Wire Wire Line
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4400 4550 4800 4550
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Wire Wire Line
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5100 4350 5450 4350
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Connection ~ 5100 4350
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Wire Wire Line
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5100 4450 5100 4350
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Wire Wire Line
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4250 4350 5100 4350
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Wire Wire Line
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4250 4150 4250 4350
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4150 3250 3900 3250
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$Comp
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L Device:R R2
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U 1 1 614D4C4E
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P 4250 4550
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F 0 "R2" V 4043 4550 50 0000 C CNN
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F 1 "402" V 4134 4550 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 4180 4550 50 0001 C CNN
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F 3 "~" H 4250 4550 50 0001 C CNN
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1 4250 4550
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0 1 1 0
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P 4300 3250
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F 0 "R2" V 4093 3250 50 0000 C CNN
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F 1 "499" V 4184 3250 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 4230 3250 50 0001 C CNN
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F 3 "~" H 4300 3250 50 0001 C CNN
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1 4300 3250
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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5450 3850 6250 3850
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@ -221,7 +160,6 @@ Wire Wire Line
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5300 3850 5450 3850
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Wire Wire Line
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5450 4350 5650 4350
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Connection ~ 5450 4350
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Wire Wire Line
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5450 4150 5450 4350
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$Comp
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@ -246,60 +184,15 @@ F 3 "~" H 5150 3850 50 0001 C CNN
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1 5150 3850
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0 1 1 0
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$EndComp
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Wire Wire Line
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5750 4250 5850 4250
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Wire Wire Line
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5750 4150 5750 4250
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Wire Wire Line
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5850 4150 5750 4150
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Wire Wire Line
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6150 4250 6250 4250
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Wire Wire Line
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6250 4150 6150 4150
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$Comp
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L Device:R R5
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U 1 1 614C7B9C
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P 6000 4250
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F 0 "R5" V 6207 4250 50 0000 C CNN
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F 1 "1k" V 6116 4250 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 5930 4250 50 0001 C CNN
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F 3 "~" H 6000 4250 50 0001 C CNN
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1 6000 4250
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0 -1 -1 0
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$EndComp
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$Comp
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L Device:R R4
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U 1 1 614C66FD
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P 6000 4150
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F 0 "R4" V 5793 4150 50 0000 C CNN
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F 1 "1k" V 5884 4150 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 5930 4150 50 0001 C CNN
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F 3 "~" H 6000 4150 50 0001 C CNN
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1 6000 4150
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0 1 1 0
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$EndComp
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Wire Wire Line
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5950 4450 6250 4450
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$Comp
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L Amplifier_Operational:OPA847xD U1
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U 1 1 614B1E6E
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P 4350 3850
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F 0 "U1" H 4694 3896 50 0000 L CNN
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F 1 "OPA681" H 4694 3805 50 0000 L CNN
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F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4350 3850 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/symlink/opa847.pdf" H 4350 4050 50 0001 C CNN
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1 4350 3850
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR02
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U 1 1 614ABABB
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P 5100 4450
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F 0 "#PWR02" H 5100 4200 50 0001 C CNN
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F 1 "GND" V 5105 4322 50 0000 R CNN
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F 2 "" H 5100 4450 50 0001 C CNN
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F 3 "" H 5100 4450 50 0001 C CNN
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1 5100 4450
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P 5450 5150
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F 0 "#PWR02" H 5450 4900 50 0001 C CNN
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F 1 "GND" V 5455 5022 50 0000 R CNN
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F 2 "" H 5450 5150 50 0001 C CNN
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F 3 "" H 5450 5150 50 0001 C CNN
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1 5450 5150
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-1 0 0 -1
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$EndComp
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Wire Wire Line
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@ -372,11 +265,9 @@ F 3 "" H 5250 3350 50 0001 C CNN
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$EndComp
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Wire Wire Line
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5250 3350 5250 3550
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Text Label 4450 4150 0 50 ~ 0
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Text Label 4050 2200 1 50 ~ 0
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+5VA
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Text Label 4250 3400 0 50 ~ 0
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+5VA
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Text Label 5950 4450 2 50 ~ 0
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Text Label 5750 4450 2 50 ~ 0
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+5VA
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Text Label 5850 3650 2 50 ~ 0
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+5VA
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@ -445,6 +336,61 @@ F 3 "" H 5450 1300 50 0001 C CNN
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$EndComp
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Wire Wire Line
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5750 3550 6150 3550
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Text GLabel 2950 3750 0 50 Input ~ 0
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HSADC_IN
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$Comp
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L Amplifier_Operational:OPA2691 U1
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U 1 1 60EA227A
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P 3650 4350
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F 0 "U1" H 3650 4717 50 0000 C CNN
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F 1 "OPA2690" H 3650 4626 50 0000 C CNN
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F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 3650 4350 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/sbos224d/sbos224d.pdf" H 3650 4350 50 0001 C CNN
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1 3650 4350
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-1 0 0 -1
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$EndComp
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$Comp
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L Amplifier_Operational:OPA2691 U1
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U 2 1 60EA377D
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P 4350 3850
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F 0 "U1" H 4350 4217 50 0000 C CNN
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F 1 "OPA2690" H 4350 4126 50 0000 C CNN
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F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4350 3850 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/sbos224d/sbos224d.pdf" H 4350 3850 50 0001 C CNN
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2 4350 3850
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1 0 0 1
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$EndComp
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$Comp
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L Amplifier_Operational:OPA2691 U1
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U 3 1 60EA5D47
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P 4150 2600
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F 0 "U1" H 4108 2646 50 0000 L CNN
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F 1 "OPA2690" H 4108 2555 50 0000 L CNN
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F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4150 2600 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/sbos224d/sbos224d.pdf" H 4150 2600 50 0001 C CNN
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3 4150 2600
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1 0 0 -1
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$EndComp
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Wire Wire Line
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2950 3750 3500 3750
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Connection ~ 3900 3750
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Wire Wire Line
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4800 3850 4800 3250
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Wire Wire Line
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4450 3250 4800 3250
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Wire Wire Line
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3900 3250 3900 3750
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$Comp
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L Device:C C1
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U 1 1 60F6B650
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P 5850 4800
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F 0 "C1" H 5965 4846 50 0000 L CNN
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F 1 "0.1uF" H 5965 4755 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0402_1005Metric" H 5888 4650 50 0001 C CNN
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F 3 "~" H 5850 4800 50 0001 C CNN
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1 5850 4800
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1 0 0 -1
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$EndComp
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$Comp
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||||
L TestAutomation:ADS831E_2K5 U2
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U 1 1 62596080
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@ -457,7 +403,135 @@ F 3 "" H 9050 3550 60 0000 C CNN
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-1 0 0 -1
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$EndComp
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Wire Wire Line
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2800 3750 3250 3750
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Text GLabel 2800 3750 0 50 Input ~ 0
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HSADC_IN
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6250 4150 5850 4150
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Wire Wire Line
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5850 4150 5850 4650
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Wire Wire Line
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5850 4950 5850 5000
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Wire Wire Line
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6250 3950 6200 3950
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Wire Wire Line
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6200 3950 6200 4000
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Wire Wire Line
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6200 4050 6250 4050
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Wire Wire Line
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6100 4000 6200 4000
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Connection ~ 6200 4000
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Wire Wire Line
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6200 4000 6200 4050
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Wire Wire Line
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5750 4450 6250 4450
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$Comp
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L Device:R R136
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U 1 1 60FA01B1
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P 4800 4250
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F 0 "R136" V 4593 4250 50 0000 C CNN
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F 1 "50" V 4684 4250 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 4730 4250 50 0001 C CNN
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F 3 "~" H 4800 4250 50 0001 C CNN
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1 4800 4250
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0 1 1 0
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$EndComp
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||||
$Comp
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||||
L Device:R R5
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U 1 1 60FC2B9E
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P 3050 4350
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F 0 "R5" V 2843 4350 50 0000 C CNN
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F 1 "301" V 2934 4350 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 2980 4350 50 0001 C CNN
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F 3 "~" H 3050 4350 50 0001 C CNN
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1 3050 4350
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0 1 1 0
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$EndComp
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$Comp
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||||
L Device:R R135
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U 1 1 60FC3A8A
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P 3650 4850
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F 0 "R135" V 3443 4850 50 0000 C CNN
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F 1 "1k" V 3534 4850 50 0000 C CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 3580 4850 50 0001 C CNN
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F 3 "~" H 3650 4850 50 0001 C CNN
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1 3650 4850
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||||
0 1 1 0
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$EndComp
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$Comp
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||||
L Device:R R4
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U 1 1 60FC49E4
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P 2650 4700
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F 0 "R4" H 2720 4746 50 0000 L CNN
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F 1 "499" H 2720 4655 50 0000 L CNN
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F 2 "Resistor_SMD:R_0402_1005Metric" V 2580 4700 50 0001 C CNN
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F 3 "~" H 2650 4700 50 0001 C CNN
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1 2650 4700
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1 0 0 -1
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$EndComp
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||||
Wire Wire Line
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4050 3950 2650 3950
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Wire Wire Line
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2650 3950 2650 4350
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Wire Wire Line
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2900 4350 2650 4350
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Connection ~ 2650 4350
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Wire Wire Line
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2650 4350 2650 4550
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Wire Wire Line
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3200 4350 3300 4350
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Wire Wire Line
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3500 4850 3300 4850
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Wire Wire Line
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3300 4850 3300 4350
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Connection ~ 3300 4350
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Wire Wire Line
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3300 4350 3350 4350
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Wire Wire Line
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3950 4450 4050 4450
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Wire Wire Line
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4050 4450 4050 4850
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Wire Wire Line
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4050 4850 3800 4850
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Wire Wire Line
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2650 4850 2650 5000
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$Comp
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||||
L power:GND #PWR0146
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U 1 1 60FD421B
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P 2650 5000
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F 0 "#PWR0146" H 2650 4750 50 0001 C CNN
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F 1 "GND" H 2655 4827 50 0000 C CNN
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F 2 "" H 2650 5000 50 0001 C CNN
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F 3 "" H 2650 5000 50 0001 C CNN
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1 2650 5000
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1 0 0 -1
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$EndComp
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||||
Wire Wire Line
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4650 4250 3950 4250
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Wire Wire Line
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5450 4350 5450 5000
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Connection ~ 5450 4350
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Wire Wire Line
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5850 5000 5450 5000
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Connection ~ 5450 5000
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Wire Wire Line
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5450 5000 5450 5150
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Wire Wire Line
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5450 5000 5150 5000
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Wire Wire Line
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4950 4250 5150 4250
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Wire Wire Line
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5150 4500 5150 4250
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Connection ~ 5150 4250
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Wire Wire Line
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5150 4250 6250 4250
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Wire Wire Line
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5150 4800 5150 5000
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$Comp
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L power:GND #PWR?
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U 1 1 6106FA09
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P 4050 2900
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F 0 "#PWR?" H 4050 2650 50 0001 C CNN
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F 1 "GND" H 4055 2727 50 0000 C CNN
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F 2 "" H 4050 2900 50 0001 C CNN
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F 3 "" H 4050 2900 50 0001 C CNN
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1 4050 2900
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1 0 0 -1
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$EndComp
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||||
$EndSCHEMATC
|
||||
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