424 lines
8.6 KiB
Plaintext
424 lines
8.6 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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$Comp
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L ADS831:ADS831E_2K5 U7
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U 1 1 60FB23DE
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P 8500 1700
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F 0 "U7" H 9900 2087 60 0000 C CNN
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F 1 "ADS831E_2K5" H 9900 1981 60 0000 C CNN
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F 2 "DBQ20" H 9900 1940 60 0001 C CNN
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F 3 "" H 8500 1700 60 0000 C CNN
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1 8500 1700
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-1 0 0 -1
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$EndComp
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Entry Wire Line
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8850 1700 8750 1800
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Entry Wire Line
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8850 1800 8750 1900
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Entry Wire Line
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8850 1900 8750 2000
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Entry Wire Line
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8850 2000 8750 2100
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Entry Wire Line
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8850 2100 8750 2200
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Entry Wire Line
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8850 2200 8750 2300
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Entry Wire Line
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8850 2300 8750 2400
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Entry Wire Line
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8850 2400 8750 2500
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Wire Wire Line
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8500 1800 8750 1800
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Wire Wire Line
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8750 1900 8500 1900
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Wire Wire Line
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8750 2000 8500 2000
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Wire Wire Line
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8750 2100 8500 2100
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Wire Wire Line
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8750 2200 8500 2200
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Wire Wire Line
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8750 2300 8500 2300
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Wire Wire Line
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8750 2400 8500 2400
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Wire Wire Line
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8750 2500 8500 2500
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$Comp
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L power:GND #PWR0101
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U 1 1 61488143
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P 8550 1600
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F 0 "#PWR0101" H 8550 1350 50 0001 C CNN
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F 1 "GND" H 8555 1427 50 0000 C CNN
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F 2 "" H 8550 1600 50 0001 C CNN
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F 3 "" H 8550 1600 50 0001 C CNN
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1 8550 1600
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1 0 0 1
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$EndComp
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$Comp
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L power:GND #PWR0102
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U 1 1 614887E8
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P 5100 1900
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F 0 "#PWR0102" H 5100 1650 50 0001 C CNN
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F 1 "GND" H 5105 1727 50 0000 C CNN
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F 2 "" H 5100 1900 50 0001 C CNN
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F 3 "" H 5100 1900 50 0001 C CNN
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1 5100 1900
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0 1 -1 0
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$EndComp
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Wire Wire Line
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8550 1600 8550 1700
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Wire Wire Line
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8550 1700 8500 1700
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Text HLabel 8850 1400 2 50 Input ~ 0
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ADC_DATA_BUS
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$Comp
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L power:+5VA #PWR0103
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U 1 1 6148C30D
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P 5300 1800
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F 0 "#PWR0103" H 5300 1650 50 0001 C CNN
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F 1 "+5VA" H 5315 1973 50 0000 C CNN
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F 2 "" H 5300 1800 50 0001 C CNN
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F 3 "" H 5300 1800 50 0001 C CNN
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1 5300 1800
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0 -1 1 0
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$EndComp
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$Comp
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L power:GND #PWR0104
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U 1 1 614ABABB
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P 4550 2600
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F 0 "#PWR0104" H 4550 2350 50 0001 C CNN
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F 1 "GND" V 4555 2472 50 0000 R CNN
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F 2 "" H 4550 2600 50 0001 C CNN
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F 3 "" H 4550 2600 50 0001 C CNN
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1 4550 2600
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-1 0 0 -1
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$EndComp
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$Comp
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L Amplifier_Operational:OPA847xD U13
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U 1 1 614B1E6E
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P 3800 2000
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F 0 "U13" H 4144 2046 50 0000 L CNN
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F 1 "OPA681" H 4144 1955 50 0000 L CNN
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F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 3800 2000 50 0001 C CNN
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F 3 "http://www.ti.com/lit/ds/symlink/opa847.pdf" H 3800 2200 50 0001 C CNN
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1 3800 2000
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1 0 0 -1
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$EndComp
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$Comp
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L power:+5VA #PWR0105
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U 1 1 614B6AAE
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P 5400 2600
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F 0 "#PWR0105" H 5400 2450 50 0001 C CNN
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F 1 "+5VA" V 5415 2728 50 0000 L CNN
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F 2 "" H 5400 2600 50 0001 C CNN
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F 3 "" H 5400 2600 50 0001 C CNN
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1 5400 2600
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0 -1 1 0
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$EndComp
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Wire Wire Line
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5400 2600 5700 2600
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$Comp
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L Device:R R35
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U 1 1 614C66FD
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P 5450 2300
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F 0 "R35" V 5243 2300 50 0000 C CNN
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F 1 "1k" V 5334 2300 50 0000 C CNN
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F 2 "" V 5380 2300 50 0001 C CNN
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F 3 "~" H 5450 2300 50 0001 C CNN
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1 5450 2300
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0 1 1 0
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$EndComp
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$Comp
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L Device:R R36
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U 1 1 614C7B9C
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P 5450 2400
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F 0 "R36" V 5657 2400 50 0000 C CNN
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F 1 "1k" V 5566 2400 50 0000 C CNN
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F 2 "" V 5380 2400 50 0001 C CNN
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F 3 "~" H 5450 2400 50 0001 C CNN
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1 5450 2400
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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5700 2300 5600 2300
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Wire Wire Line
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5600 2400 5700 2400
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Wire Wire Line
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5300 2300 5200 2300
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Wire Wire Line
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5200 2300 5200 2400
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Wire Wire Line
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5200 2400 5300 2400
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$Comp
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L Device:R R34
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U 1 1 614CFF0D
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P 4600 2000
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F 0 "R34" V 4393 2000 50 0000 C CNN
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F 1 "39" V 4484 2000 50 0000 C CNN
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F 2 "" V 4530 2000 50 0001 C CNN
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F 3 "~" H 4600 2000 50 0001 C CNN
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1 4600 2000
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0 1 1 0
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$EndComp
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$Comp
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L Device:C C38
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U 1 1 614D04E3
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P 4900 2150
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F 0 "C38" H 5015 2196 50 0000 L CNN
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F 1 "47pF" H 5015 2105 50 0000 L CNN
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F 2 "" H 4938 2000 50 0001 C CNN
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F 3 "~" H 4900 2150 50 0001 C CNN
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1 4900 2150
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1 0 0 -1
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$EndComp
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Wire Wire Line
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4900 2300 4900 2500
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Connection ~ 4900 2500
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Wire Wire Line
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4900 2500 5100 2500
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Wire Wire Line
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4750 2000 4900 2000
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Connection ~ 4900 2000
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Wire Wire Line
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4900 2000 5700 2000
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$Comp
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L Device:R R33
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U 1 1 614D4C4E
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P 3700 2700
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F 0 "R33" V 3493 2700 50 0000 C CNN
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F 1 "402" V 3584 2700 50 0000 C CNN
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F 2 "" V 3630 2700 50 0001 C CNN
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F 3 "~" H 3700 2700 50 0001 C CNN
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1 3700 2700
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0 1 1 0
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$EndComp
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Wire Wire Line
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3700 2300 3700 2500
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Wire Wire Line
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3700 2500 4550 2500
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Wire Wire Line
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4550 2600 4550 2500
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Connection ~ 4550 2500
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Wire Wire Line
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4550 2500 4900 2500
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Wire Wire Line
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3850 2700 4250 2700
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Wire Wire Line
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4250 2700 4250 2000
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Connection ~ 4250 2000
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Wire Wire Line
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4250 2000 4100 2000
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Wire Wire Line
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3550 2700 3350 2700
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Wire Wire Line
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3350 2700 3350 2100
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Wire Wire Line
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3350 2100 3500 2100
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$Comp
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L Device:R R32
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U 1 1 614DAD32
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P 3350 2950
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F 0 "R32" H 3420 2996 50 0000 L CNN
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F 1 "402" H 3420 2905 50 0000 L CNN
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F 2 "" V 3280 2950 50 0001 C CNN
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F 3 "~" H 3350 2950 50 0001 C CNN
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1 3350 2950
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3350 2800 3350 2700
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Connection ~ 3350 2700
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$Comp
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L Device:C C37
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U 1 1 614DC5D4
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P 3350 3350
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F 0 "C37" H 3465 3396 50 0000 L CNN
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F 1 "0.1uF" H 3465 3305 50 0000 L CNN
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F 2 "" H 3388 3200 50 0001 C CNN
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F 3 "~" H 3350 3350 50 0001 C CNN
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1 3350 3350
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0106
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U 1 1 614DCD4E
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P 3350 3600
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F 0 "#PWR0106" H 3350 3350 50 0001 C CNN
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F 1 "GND" H 3355 3427 50 0000 C CNN
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F 2 "" H 3350 3600 50 0001 C CNN
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F 3 "" H 3350 3600 50 0001 C CNN
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1 3350 3600
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1 0 0 -1
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$EndComp
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$Comp
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L Device:C C36
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U 1 1 614DE0CC
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P 2850 1900
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F 0 "C36" V 2598 1900 50 0000 C CNN
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F 1 "0.1uF" V 2689 1900 50 0000 C CNN
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F 2 "" H 2888 1750 50 0001 C CNN
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F 3 "~" H 2850 1900 50 0001 C CNN
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1 2850 1900
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0 1 1 0
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$EndComp
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$Comp
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L power:+5VA #PWR0107
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U 1 1 614E5495
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P 3700 1550
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F 0 "#PWR0107" H 3700 1400 50 0001 C CNN
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F 1 "+5VA" H 3715 1723 50 0000 C CNN
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F 2 "" H 3700 1550 50 0001 C CNN
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F 3 "" H 3700 1550 50 0001 C CNN
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1 3700 1550
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3700 1550 3700 1700
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Wire Wire Line
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3500 1900 3200 1900
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Wire Wire Line
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2700 1900 2250 1900
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Wire Wire Line
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3200 2400 3200 1900
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Connection ~ 3200 1900
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Wire Wire Line
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3200 1900 3000 1900
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Wire Wire Line
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3200 2400 5200 2400
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Connection ~ 5200 2400
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Wire Wire Line
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4250 2000 4450 2000
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Wire Wire Line
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3350 3100 3350 3200
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Wire Wire Line
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3350 3500 3350 3600
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$Comp
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L Device:C C39
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U 1 1 614EF02F
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P 5450 2150
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F 0 "C39" V 5702 2150 50 0000 C CNN
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F 1 "0.1uF" V 5611 2150 50 0000 C CNN
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F 2 "" H 5488 2000 50 0001 C CNN
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F 3 "~" H 5450 2150 50 0001 C CNN
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1 5450 2150
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0 -1 -1 0
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$EndComp
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Wire Wire Line
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5700 2200 5700 2150
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Wire Wire Line
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5600 2150 5700 2150
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Connection ~ 5700 2150
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Wire Wire Line
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5700 2150 5700 2100
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Wire Wire Line
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5300 2150 5100 2150
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Wire Wire Line
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5100 2150 5100 2500
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Connection ~ 5100 2500
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Wire Wire Line
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5100 2500 5700 2500
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Text HLabel 2250 1900 0 50 Input ~ 0
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ADC_IN
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Text HLabel 8850 2600 2 50 Input ~ 0
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ADC_CLK
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Wire Wire Line
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8500 2600 8850 2600
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$Comp
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L power:+3.3VA #PWR058
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U 1 1 60CB177C
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P 5500 1700
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F 0 "#PWR058" H 5500 1550 50 0001 C CNN
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F 1 "+3.3VA" V 5515 1827 50 0000 L CNN
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F 2 "" H 5500 1700 50 0001 C CNN
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F 3 "" H 5500 1700 50 0001 C CNN
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1 5500 1700
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0 -1 -1 0
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$EndComp
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$Comp
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L Device:C C40
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U 1 1 60CB5566
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P 5350 1400
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F 0 "C40" H 5465 1446 50 0000 L CNN
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F 1 "10uF" H 5465 1355 50 0000 L CNN
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F 2 "" H 5388 1250 50 0001 C CNN
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F 3 "~" H 5350 1400 50 0001 C CNN
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1 5350 1400
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1 0 0 -1
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$EndComp
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$Comp
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L Device:C C41
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U 1 1 60CB7A55
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P 5600 1400
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F 0 "C41" H 5715 1446 50 0000 L CNN
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F 1 "0.1uF" H 5715 1355 50 0000 L CNN
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F 2 "" H 5638 1250 50 0001 C CNN
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F 3 "~" H 5600 1400 50 0001 C CNN
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1 5600 1400
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1 0 0 -1
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$EndComp
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Wire Wire Line
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5100 1900 5700 1900
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Wire Wire Line
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5300 1800 5350 1800
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Wire Wire Line
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5500 1700 5600 1700
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Wire Wire Line
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5350 1550 5350 1800
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Connection ~ 5350 1800
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Wire Wire Line
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5350 1800 5700 1800
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Wire Wire Line
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5600 1550 5600 1700
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Connection ~ 5600 1700
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Wire Wire Line
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5600 1700 5700 1700
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Wire Wire Line
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5350 1250 5350 1200
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Wire Wire Line
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5350 1200 5600 1200
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Wire Wire Line
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5600 1200 5600 1250
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$Comp
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L power:GND #PWR057
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U 1 1 60CCC812
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P 5350 1050
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F 0 "#PWR057" H 5350 800 50 0001 C CNN
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F 1 "GND" H 5355 877 50 0000 C CNN
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F 2 "" H 5350 1050 50 0001 C CNN
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F 3 "" H 5350 1050 50 0001 C CNN
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1 5350 1050
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-1 0 0 1
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$EndComp
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Wire Wire Line
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5350 1050 5350 1200
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Connection ~ 5350 1200
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$Comp
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L power:+5VA #PWR?
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U 1 1 60CD6EC0
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P 3900 2300
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F 0 "#PWR?" H 3900 2150 50 0001 C CNN
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F 1 "+5VA" V 3915 2428 50 0000 L CNN
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F 2 "" H 3900 2300 50 0001 C CNN
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F 3 "" H 3900 2300 50 0001 C CNN
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1 3900 2300
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0 1 1 0
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$EndComp
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Wire Wire Line
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3900 2300 3800 2300
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Wire Bus Line
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8850 1400 8850 2500
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$EndSCHEMATC
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