420 lines
9.0 KiB
Plaintext
420 lines
9.0 KiB
Plaintext
EESchema Schematic File Version 4
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EELAYER 30 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 4 6
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Title ""
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Date ""
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Rev ""
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Comp ""
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L ADS831:ADS831E_2K5 U7
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U 1 1 60FB23DE
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P 8350 2250
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F 0 "U7" H 9750 2637 60 0000 C CNN
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F 1 "ADS831E_2K5" H 9750 2531 60 0000 C CNN
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F 2 "ADS831:ADS831E&slash_2K5" H 9750 2490 60 0001 C CNN
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F 3 "" H 8350 2250 60 0000 C CNN
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1 8350 2250
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-1 0 0 -1
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$EndComp
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Wire Wire Line
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8350 2350 8600 2350
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Wire Wire Line
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8600 2450 8350 2450
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Wire Wire Line
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8600 2550 8350 2550
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Wire Wire Line
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8600 2650 8350 2650
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Wire Wire Line
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8600 2750 8350 2750
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Wire Wire Line
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8600 2850 8350 2850
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Wire Wire Line
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8600 2950 8350 2950
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Wire Wire Line
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8600 3050 8350 3050
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$Comp
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L power:GND #PWR0101
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U 1 1 61488143
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P 8400 2150
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F 0 "#PWR0101" H 8400 1900 50 0001 C CNN
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F 1 "GND" H 8405 1977 50 0000 C CNN
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F 2 "" H 8400 2150 50 0001 C CNN
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F 3 "" H 8400 2150 50 0001 C CNN
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1 8400 2150
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1 0 0 1
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$EndComp
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$Comp
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L power:GND #PWR0102
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U 1 1 614887E8
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P 4950 2450
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F 0 "#PWR0102" H 4950 2200 50 0001 C CNN
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F 1 "GND" H 4955 2277 50 0000 C CNN
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F 2 "" H 4950 2450 50 0001 C CNN
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F 3 "" H 4950 2450 50 0001 C CNN
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1 4950 2450
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0 1 -1 0
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$EndComp
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Wire Wire Line
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8400 2150 8400 2250
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Wire Wire Line
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8400 2250 8350 2250
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$Comp
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L power:+5VA #PWR0103
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U 1 1 6148C30D
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P 5150 2350
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F 0 "#PWR0103" H 5150 2200 50 0001 C CNN
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F 1 "+5VA" H 5165 2523 50 0000 C CNN
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F 2 "" H 5150 2350 50 0001 C CNN
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F 3 "" H 5150 2350 50 0001 C CNN
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1 5150 2350
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0 -1 1 0
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$EndComp
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$Comp
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L power:GND #PWR0104
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U 1 1 614ABABB
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P 4400 3150
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F 0 "#PWR0104" H 4400 2900 50 0001 C CNN
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F 1 "GND" V 4405 3022 50 0000 R CNN
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F 2 "" H 4400 3150 50 0001 C CNN
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F 3 "" H 4400 3150 50 0001 C CNN
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1 4400 3150
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-1 0 0 -1
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$EndComp
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$Comp
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L Amplifier_Operational:OPA847xD U13
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U 1 1 614B1E6E
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P 3650 2550
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F 0 "U13" H 3994 2596 50 0000 L CNN
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F 1 "OPA681" H 3994 2505 50 0000 L CNN
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F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 3650 2550 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/symlink/opa847.pdf" H 3650 2750 50 0001 C CNN
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1 3650 2550
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1 0 0 -1
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$EndComp
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$Comp
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L power:+5VA #PWR0105
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U 1 1 614B6AAE
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P 5250 3150
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F 0 "#PWR0105" H 5250 3000 50 0001 C CNN
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F 1 "+5VA" V 5265 3278 50 0000 L CNN
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F 2 "" H 5250 3150 50 0001 C CNN
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F 3 "" H 5250 3150 50 0001 C CNN
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1 5250 3150
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0 -1 1 0
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$EndComp
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Wire Wire Line
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5250 3150 5550 3150
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$Comp
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L Device:R R35
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U 1 1 614C66FD
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P 5300 2850
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F 0 "R35" V 5093 2850 50 0000 C CNN
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F 1 "1k" V 5184 2850 50 0000 C CNN
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F 2 "Resistor_SMD:R_0603_1608Metric" V 5230 2850 50 0001 C CNN
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F 3 "~" H 5300 2850 50 0001 C CNN
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1 5300 2850
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0 1 1 0
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$EndComp
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$Comp
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L Device:R R36
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U 1 1 614C7B9C
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P 5300 2950
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F 0 "R36" V 5507 2950 50 0000 C CNN
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F 1 "1k" V 5416 2950 50 0000 C CNN
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F 2 "Resistor_SMD:R_0603_1608Metric" V 5230 2950 50 0001 C CNN
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F 3 "~" H 5300 2950 50 0001 C CNN
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1 5300 2950
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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5550 2850 5450 2850
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Wire Wire Line
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5450 2950 5550 2950
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Wire Wire Line
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5150 2850 5050 2850
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Wire Wire Line
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5050 2850 5050 2950
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Wire Wire Line
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5050 2950 5150 2950
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$Comp
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L Device:R R34
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U 1 1 614CFF0D
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P 4450 2550
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F 0 "R34" V 4243 2550 50 0000 C CNN
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F 1 "39" V 4334 2550 50 0000 C CNN
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F 2 "Resistor_SMD:R_0603_1608Metric" V 4380 2550 50 0001 C CNN
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F 3 "~" H 4450 2550 50 0001 C CNN
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1 4450 2550
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0 1 1 0
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$EndComp
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$Comp
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L Device:C C38
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U 1 1 614D04E3
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P 4750 2700
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F 0 "C38" H 4865 2746 50 0000 L CNN
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F 1 "47pF" H 4865 2655 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 4788 2550 50 0001 C CNN
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F 3 "~" H 4750 2700 50 0001 C CNN
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1 4750 2700
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4750 2850 4750 3050
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Connection ~ 4750 3050
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Wire Wire Line
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4750 3050 4950 3050
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Wire Wire Line
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4600 2550 4750 2550
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Connection ~ 4750 2550
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Wire Wire Line
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4750 2550 5550 2550
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$Comp
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L Device:R R33
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U 1 1 614D4C4E
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P 3550 3250
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F 0 "R33" V 3343 3250 50 0000 C CNN
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F 1 "402" V 3434 3250 50 0000 C CNN
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F 2 "Resistor_SMD:R_0603_1608Metric" V 3480 3250 50 0001 C CNN
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F 3 "~" H 3550 3250 50 0001 C CNN
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1 3550 3250
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0 1 1 0
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$EndComp
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Wire Wire Line
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3550 2850 3550 3050
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Wire Wire Line
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3550 3050 4400 3050
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Wire Wire Line
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4400 3150 4400 3050
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Connection ~ 4400 3050
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Wire Wire Line
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4400 3050 4750 3050
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Wire Wire Line
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3700 3250 4100 3250
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Wire Wire Line
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4100 3250 4100 2550
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Connection ~ 4100 2550
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Wire Wire Line
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4100 2550 3950 2550
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Wire Wire Line
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3400 3250 3200 3250
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Wire Wire Line
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3200 3250 3200 2650
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Wire Wire Line
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3200 2650 3350 2650
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$Comp
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L Device:R R32
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U 1 1 614DAD32
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P 3200 3500
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F 0 "R32" H 3270 3546 50 0000 L CNN
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F 1 "402" H 3270 3455 50 0000 L CNN
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F 2 "Resistor_SMD:R_0603_1608Metric" V 3130 3500 50 0001 C CNN
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F 3 "~" H 3200 3500 50 0001 C CNN
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1 3200 3500
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3200 3350 3200 3250
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Connection ~ 3200 3250
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$Comp
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L Device:C C37
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U 1 1 614DC5D4
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P 3200 3900
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F 0 "C37" H 3315 3946 50 0000 L CNN
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F 1 "0.1uF" H 3315 3855 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 3238 3750 50 0001 C CNN
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F 3 "~" H 3200 3900 50 0001 C CNN
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1 3200 3900
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0106
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U 1 1 614DCD4E
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P 3200 4150
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F 0 "#PWR0106" H 3200 3900 50 0001 C CNN
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F 1 "GND" H 3205 3977 50 0000 C CNN
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F 2 "" H 3200 4150 50 0001 C CNN
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F 3 "" H 3200 4150 50 0001 C CNN
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1 3200 4150
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1 0 0 -1
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$EndComp
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$Comp
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L Device:C C36
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U 1 1 614DE0CC
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P 2700 2450
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F 0 "C36" V 2448 2450 50 0000 C CNN
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F 1 "0.1uF" V 2539 2450 50 0000 C CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 2738 2300 50 0001 C CNN
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F 3 "~" H 2700 2450 50 0001 C CNN
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1 2700 2450
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0 1 1 0
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$EndComp
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$Comp
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L power:+5VA #PWR0107
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U 1 1 614E5495
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P 3550 2100
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F 0 "#PWR0107" H 3550 1950 50 0001 C CNN
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F 1 "+5VA" H 3565 2273 50 0000 C CNN
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F 2 "" H 3550 2100 50 0001 C CNN
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F 3 "" H 3550 2100 50 0001 C CNN
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1 3550 2100
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3550 2100 3550 2250
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Wire Wire Line
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3350 2450 3050 2450
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Wire Wire Line
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2550 2450 2100 2450
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Wire Wire Line
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3050 2950 3050 2450
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Connection ~ 3050 2450
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Wire Wire Line
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3050 2450 2850 2450
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Wire Wire Line
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3050 2950 5050 2950
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Connection ~ 5050 2950
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Wire Wire Line
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4100 2550 4300 2550
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Wire Wire Line
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3200 3650 3200 3750
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Wire Wire Line
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3200 4050 3200 4150
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$Comp
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L Device:C C39
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U 1 1 614EF02F
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P 5300 2700
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F 0 "C39" V 5552 2700 50 0000 C CNN
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F 1 "0.1uF" V 5461 2700 50 0000 C CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 5338 2550 50 0001 C CNN
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F 3 "~" H 5300 2700 50 0001 C CNN
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1 5300 2700
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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5550 2750 5550 2700
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Wire Wire Line
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5450 2700 5550 2700
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Connection ~ 5550 2700
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Wire Wire Line
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5550 2700 5550 2650
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Wire Wire Line
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5150 2700 4950 2700
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Wire Wire Line
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4950 2700 4950 3050
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Connection ~ 4950 3050
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Wire Wire Line
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4950 3050 5550 3050
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Text HLabel 2100 2450 0 50 Input ~ 0
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ADC_IN
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Text HLabel 8600 3150 2 50 Input ~ 0
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ADC_CLK
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$Comp
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L power:+3.3VA #PWR058
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U 1 1 60CB177C
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P 5350 2250
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F 0 "#PWR058" H 5350 2100 50 0001 C CNN
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F 1 "+3.3VA" V 5365 2377 50 0000 L CNN
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F 2 "" H 5350 2250 50 0001 C CNN
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F 3 "" H 5350 2250 50 0001 C CNN
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1 5350 2250
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0 -1 -1 0
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$EndComp
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$Comp
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L Device:C C40
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U 1 1 60CB5566
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P 5200 1950
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F 0 "C40" H 5315 1996 50 0000 L CNN
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F 1 "10uF" H 5315 1905 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 5238 1800 50 0001 C CNN
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F 3 "~" H 5200 1950 50 0001 C CNN
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1 5200 1950
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1 0 0 -1
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$EndComp
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$Comp
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L Device:C C41
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U 1 1 60CB7A55
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P 5450 1950
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F 0 "C41" H 5565 1996 50 0000 L CNN
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F 1 "0.1uF" H 5565 1905 50 0000 L CNN
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F 2 "Capacitor_SMD:C_0603_1608Metric" H 5488 1800 50 0001 C CNN
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F 3 "~" H 5450 1950 50 0001 C CNN
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1 5450 1950
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4950 2450 5550 2450
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Wire Wire Line
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5150 2350 5200 2350
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Wire Wire Line
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5350 2250 5450 2250
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Wire Wire Line
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5200 2100 5200 2350
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Connection ~ 5200 2350
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Wire Wire Line
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5200 2350 5550 2350
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Wire Wire Line
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5450 2100 5450 2250
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Connection ~ 5450 2250
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Wire Wire Line
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5450 2250 5550 2250
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Wire Wire Line
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5200 1800 5200 1750
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Wire Wire Line
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5200 1750 5450 1750
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Wire Wire Line
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5450 1750 5450 1800
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$Comp
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L power:GND #PWR057
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U 1 1 60CCC812
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P 5200 1600
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F 0 "#PWR057" H 5200 1350 50 0001 C CNN
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F 1 "GND" H 5205 1427 50 0000 C CNN
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F 2 "" H 5200 1600 50 0001 C CNN
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F 3 "" H 5200 1600 50 0001 C CNN
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1 5200 1600
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-1 0 0 1
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$EndComp
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Wire Wire Line
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5200 1600 5200 1750
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Connection ~ 5200 1750
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$Comp
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L power:+5VA #PWR0108
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U 1 1 60CD6EC0
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P 3750 2850
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F 0 "#PWR0108" H 3750 2700 50 0001 C CNN
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F 1 "+5VA" V 3765 2978 50 0000 L CNN
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F 2 "" H 3750 2850 50 0001 C CNN
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F 3 "" H 3750 2850 50 0001 C CNN
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1 3750 2850
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0 1 1 0
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|
$EndComp
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Wire Wire Line
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3750 2850 3650 2850
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Text HLabel 8600 2350 2 50 Input ~ 0
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ADC_DATA1
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Text HLabel 8600 2450 2 50 Input ~ 0
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ADC_DATA2
|
|
Text HLabel 8600 2550 2 50 Input ~ 0
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ADC_DATA3
|
|
Text HLabel 8600 2650 2 50 Input ~ 0
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ADC_DATA4
|
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Text HLabel 8600 2750 2 50 Input ~ 0
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ADC_DATA5
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Text HLabel 8600 2850 2 50 Input ~ 0
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ADC_DATA6
|
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Text HLabel 8600 2950 2 50 Input ~ 0
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ADC_DATA7
|
|
Text HLabel 8600 3050 2 50 Input ~ 0
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|
ADC_DATA8
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|
Wire Wire Line
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8350 3150 8600 3150
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$EndSCHEMATC
|