TEXT 1040 -176 Left 4 DC Carry Chain S181
TEXT 1040 -48 Left 4 B-CS-S181-0-1
TEXT 64 -80 Left 4 -3V Reference
TEXT 1520 -48 Left 4 A
TEXT 48 -48 Left 4 Use R181 etch.
TEXT 0 8 Left 2 .lib myparts.lib
FLAG 144 -224 -3V
FLAG 144 -896 -3V
FLAG 320 -896 -3V
FLAG 496 -896 -3V
FLAG 672 -896 -3V
FLAG 864 -896 -3V
FLAG 1088 -896 -3V
FLAG 1344 -896 -3V
SHEET 1
SYMBOL LETTER_L 0 0 R0
SYMATTR InstName FRAME1
SYMATTR Value LETTER_L
SYMBOL DOCFIELD 928 0 R0
SYMATTR InstName FRAME1G$2
SYMATTR Value 1
SYMBOL DEVICE 48 -32 R0
SYMATTR InstName U$1
SYMATTR Value OUTLINE-SINGLE
SYMBOL EDGE-RIGHT 208 -960 R180
SYMATTR InstName U$2V2
SYMATTR Value 1u
FLAG 224 -960 V2
IOPIN 224 -960 V2 BiDir
SYMBOL EDGE-RIGHT 1488 -960 R180
SYMATTR InstName U$2U2
SYMATTR Value 1u
FLAG 1504 -960 U2
IOPIN 1504 -960 U2 BiDir
SYMBOL EDGE-RIGHT 1232 -960 R180
SYMATTR InstName U$2T2
SYMATTR Value 1u
FLAG 1248 -960 T2
IOPIN 1248 -960 T2 BiDir
SYMBOL EDGE-RIGHT 384 -960 R180
SYMATTR InstName U$2S2
SYMATTR Value 1u
FLAG 400 -960 S2
IOPIN 400 -960 S2 BiDir
SYMBOL EDGE-RIGHT 560 -960 R180
SYMATTR InstName U$2R2
SYMATTR Value 1u
FLAG 576 -960 R2
IOPIN 576 -960 R2 BiDir
SYMBOL EDGE-RIGHT 928 -960 R180
SYMATTR InstName U$2P2
SYMATTR Value 1u
FLAG 944 -960 P2
IOPIN 944 -960 P2 BiDir
SYMBOL EDGE-RIGHT 752 -944 R270
SYMATTR InstName U$2N2
SYMATTR Value 1u
FLAG 752 -928 N2
IOPIN 752 -928 N2 BiDir
SYMBOL EDGE-RIGHT 224 -480 R0
SYMATTR InstName U$2M2
SYMATTR Value 1u
FLAG 208 -480 M2
IOPIN 208 -480 M2 BiDir
SYMBOL EDGE-RIGHT 96 -656 R270
SYMATTR InstName U$2L2
SYMATTR Value 1u
FLAG 96 -640 L2
IOPIN 96 -640 L2 BiDir
SYMBOL EDGE-RIGHT 224 -576 R0
SYMATTR InstName U$2K2
SYMATTR Value 1u
FLAG 208 -576 K2
IOPIN 208 -576 K2 BiDir
SYMBOL EDGE-RIGHT 224 -640 R0
SYMATTR InstName U$2J2
SYMATTR Value 1u
FLAG 208 -640 J2
IOPIN 208 -640 J2 BiDir
SYMBOL EDGE-RIGHT 224 -512 R0
SYMATTR InstName U$2H2
SYMATTR Value 1u
FLAG 208 -512 H2
IOPIN 208 -512 H2 BiDir
SYMBOL EDGE-RIGHT 224 -544 R0
SYMATTR InstName U$2F2
SYMATTR Value 1u
FLAG 208 -544 F2
IOPIN 208 -544 F2 BiDir
SYMBOL EDGE-RIGHT 224 -608 R0
SYMATTR InstName U$2E2
SYMATTR Value 1u
FLAG 208 -608 E2
IOPIN 208 -608 E2 BiDir
SYMBOL EDGE-RIGHT 224 -672 R0
SYMATTR InstName U$2D2
SYMATTR Value 1u
FLAG 208 -672 D2
IOPIN 208 -672 D2 BiDir
SYMBOL EDGE-RIGHT 432 -288 R0
SYMATTR InstName U$2C2
SYMATTR Value 1u
FLAG 416 -288 C2
IOPIN 416 -288 C2 BiDir
SYMBOL EDGE-RIGHT 432 -240 R0
SYMATTR InstName U$2B2
SYMATTR Value 1u
FLAG 416 -240 B2
IOPIN 416 -240 B2 BiDir
SYMBOL EDGE-RIGHT 432 -336 R0
SYMATTR InstName U$2A2
SYMATTR Value 1u
FLAG 416 -336 A2
IOPIN 416 -336 A2 BiDir
SYMBOL D 112 -528 R90
SYMATTR InstName D8
SYMATTR Value 1N914
SYMBOL D 112 -448 R90
SYMATTR InstName D9
SYMATTR Value 1N914
SYMBOL D 112 -368 R90
SYMATTR InstName D10
SYMATTR Value 1N914
SYMBOL D 112 -288 R90
SYMATTR InstName D11
SYMATTR Value 1N914
FLAG 448 -240 -15V
SYMBOL R-US 112 -192 R270
SYMATTR InstName R15
SYMATTR Value 1500
SYMBOL D 304 -736 R270
SYMATTR InstName D27
SYMATTR Value 1N4154
SYMBOL D 144 -944 R270
SYMATTR InstName D1
SYMATTR Value 1N4154
FLAG 96 -1104 +10V
SYMBOL R-US 96 -1072 R270
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL PNP 160 -1024 R0
SYMATTR InstName Q1
SYMATTR Value PN3640
SYMBOL R-US 176 -928 R270
SYMATTR InstName R8
SYMATTR Value 7.5K
FLAG 176 -896 -15V
SYMBOL D 96 -992 MR90
SYMATTR InstName D53
SYMATTR Value 1N914
SYMBOL D 96 -912 MR90
SYMATTR InstName D18
SYMATTR Value 1N914
SYMBOL D 512 -736 R270
SYMATTR InstName D30
SYMATTR Value 1N4154
SYMBOL R-US 144 -784 R270
SYMATTR InstName R16
SYMATTR Value 15K
FLAG 144 -752 -15V
SYMBOL D 320 -944 R270
SYMATTR InstName D2
SYMATTR Value 1N4154
FLAG 272 -1104 +10V
SYMBOL R-US 272 -1072 R270
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL PNP 336 -1024 R0
SYMATTR InstName Q2
SYMATTR Value PN3640
SYMBOL R-US 352 -928 R270
SYMATTR InstName R9
SYMATTR Value 7.5K
FLAG 352 -896 -15V
SYMBOL D 272 -992 MR90
SYMATTR InstName D12
SYMATTR Value 1N914
SYMBOL D 272 -912 MR90
SYMATTR InstName D19
SYMATTR Value 1N914
SYMBOL D 944 -736 R270
SYMATTR InstName D39
SYMATTR Value 1N4154
SYMBOL R-US 352 -784 R270
SYMATTR InstName R17
SYMATTR Value 15K
FLAG 352 -752 -15V
SYMBOL D 496 -944 R270
SYMATTR InstName D3
SYMATTR Value 1N4154
FLAG 448 -1104 +10V
SYMBOL R-US 448 -1072 R270
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL PNP 512 -1024 R0
SYMATTR InstName Q3
SYMATTR Value PN3640
SYMBOL R-US 528 -928 R270
SYMATTR InstName R10
SYMATTR Value 7.5K
FLAG 528 -896 -15V
SYMBOL D 448 -992 MR90
SYMATTR InstName D13
SYMATTR Value 1N914
SYMBOL D 448 -912 MR90
SYMATTR InstName D20
SYMATTR Value 1N914
SYMBOL D 480 -736 R270
SYMATTR InstName D29
SYMATTR Value 1N4154
SYMBOL R-US 560 -784 R270
SYMATTR InstName R18
SYMATTR Value 15K
FLAG 560 -752 -15V
SYMBOL D 448 -736 R270
SYMATTR InstName D28
SYMATTR Value 1N4154
SYMBOL C-US 32 -400 R0
SYMATTR InstName C1
SYMATTR Value .01uf
FLAG 448 -336 +10V
FLAG 688 -288 GND
SYMBOL D 912 -736 R270
SYMATTR InstName D38
SYMATTR Value 1N4154
SYMBOL D 672 -944 R270
SYMATTR InstName D4
SYMATTR Value 1N4154
FLAG 624 -1104 +10V
SYMBOL R-US 624 -1072 R270
SYMATTR InstName R4
SYMATTR Value 100K
SYMBOL PNP 688 -1024 R0
SYMATTR InstName Q4
SYMATTR Value PN3640
SYMBOL R-US 704 -928 R270
SYMATTR InstName R11
SYMATTR Value 7.5K
FLAG 704 -896 -15V
SYMBOL D 624 -992 MR90
SYMATTR InstName D14
SYMATTR Value 1N914
SYMBOL D 624 -912 MR90
SYMATTR InstName D21
SYMATTR Value 1N914
SYMBOL D 656 -736 R270
SYMATTR InstName D32
SYMATTR Value 1N4154
SYMBOL R-US 768 -784 R270
SYMATTR InstName R19
SYMATTR Value 15K
FLAG 768 -752 -15V
SYMBOL D 624 -736 R270
SYMATTR InstName D31
SYMATTR Value 1N4154
SYMBOL D 720 -736 R270
SYMATTR InstName D34
SYMATTR Value 1N4154
SYMBOL D 96 -736 R270
SYMATTR InstName D25
SYMATTR Value 1N4154
SYMBOL D 272 -736 R270
SYMATTR InstName D26
SYMATTR Value 1N4154
SYMBOL D 688 -736 R270
SYMATTR InstName D33
SYMATTR Value 1N4154
SYMBOL D 1072 -736 R270
SYMATTR InstName D41
SYMATTR Value 1N4154
SYMBOL D 864 -944 R270
SYMATTR InstName D5
SYMATTR Value 1N4154
FLAG 816 -1104 +10V
SYMBOL R-US 816 -1072 R270
SYMATTR InstName R5
SYMATTR Value 100K
SYMBOL PNP 880 -1024 R0
SYMATTR InstName Q5
SYMATTR Value PN3640
SYMBOL R-US 896 -928 R270
SYMATTR InstName R12
SYMATTR Value 7.5K
FLAG 896 -896 -15V
SYMBOL D 816 -992 MR90
SYMATTR InstName D15
SYMATTR Value 1N914
SYMBOL D 816 -912 MR90
SYMATTR InstName D22
SYMATTR Value 1N914
SYMBOL D 1360 -736 R270
SYMATTR InstName D48
SYMATTR Value 1N4154
SYMBOL R-US 992 -784 R270
SYMATTR InstName R20
SYMATTR Value 15K
FLAG 992 -752 -15V
SYMBOL D 1088 -944 R270
SYMATTR InstName D6
SYMATTR Value 1N4154
FLAG 1040 -1104 +10V
SYMBOL R-US 1040 -1072 R270
SYMATTR InstName R6
SYMATTR Value 100K
SYMBOL PNP 1104 -1024 R0
SYMATTR InstName Q6
SYMATTR Value PN3640
SYMBOL R-US 1120 -928 R270
SYMATTR InstName R13
SYMATTR Value 7.5K
FLAG 1120 -896 -15V
SYMBOL D 1040 -992 MR90
SYMATTR InstName D16
SYMATTR Value 1N914
SYMBOL D 1040 -912 MR90
SYMATTR InstName D23
SYMATTR Value 1N914
SYMBOL D 1104 -736 R270
SYMATTR InstName D42
SYMATTR Value 1N4154
SYMBOL R-US 1248 -784 R270
SYMATTR InstName R21
SYMATTR Value 15K
FLAG 1248 -752 -15V
SYMBOL D 1344 -944 R270
SYMATTR InstName D7
SYMATTR Value 1N4154
FLAG 1296 -1104 +10V
SYMBOL R-US 1296 -1072 R270
SYMATTR InstName R7
SYMATTR Value 100K
SYMBOL PNP 1360 -1024 R0
SYMATTR InstName Q7
SYMATTR Value PN3640
SYMBOL R-US 1376 -928 R270
SYMATTR InstName R14
SYMATTR Value 7.5K
FLAG 1376 -896 -15V
SYMBOL D 1296 -992 MR90
SYMATTR InstName D17
SYMATTR Value 1N914
SYMBOL D 1296 -912 MR90
SYMATTR InstName D24
SYMATTR Value 1N914
SYMBOL D 1328 -736 R270
SYMATTR InstName D47
SYMATTR Value 1N4154
SYMBOL R-US 1536 -784 R270
SYMATTR InstName R22
SYMATTR Value 15K
FLAG 1536 -752 -15V
SYMBOL D 1296 -736 R270
SYMATTR InstName D46
SYMATTR Value 1N4154
SYMBOL D 880 -736 R270
SYMATTR InstName D37
SYMATTR Value 1N4154
SYMBOL D 1168 -736 R270
SYMATTR InstName D44
SYMATTR Value 1N4154
SYMBOL D 1136 -736 R270
SYMATTR InstName D43
SYMATTR Value 1N4154
SYMBOL D 848 -736 R270
SYMATTR InstName D36
SYMATTR Value 1N4154
SYMBOL D 816 -736 R270
SYMATTR InstName D35
SYMATTR Value 1N4154
SYMBOL D 1040 -736 R270
SYMATTR InstName D40
SYMATTR Value 1N4154
SYMBOL D 1200 -736 R270
SYMATTR InstName D45
SYMATTR Value 1N4154
SYMBOL R-US 352 -512 R0
SYMATTR InstName R28
SYMATTR Value 0
SYMBOL R-US 528 -288 R0
SYMATTR InstName R26
SYMATTR Value 0
FLAG 928 -1088 GND
FLAG 736 -1088 GND
FLAG 560 -1088 GND
FLAG 384 -1088 GND
FLAG 208 -1088 GND
SYMBOL D 1392 -736 R270
SYMATTR InstName D49
SYMATTR Value 1N4154
SYMBOL D 1424 -736 R270
SYMATTR InstName D50
SYMATTR Value 1N4154
SYMBOL D 1456 -736 R270
SYMATTR InstName D51
SYMATTR Value 1N4154
SYMBOL D 1488 -736 R270
SYMATTR InstName D52
SYMATTR Value 1N4154
FLAG 112 -160 -15V
SYMBOL R-US 1424 -960 R0
SYMATTR InstName R23
SYMATTR Value 0
SYMBOL R-US 1168 -960 R0
SYMATTR InstName R25
SYMATTR Value 0
SYMBOL R-US 752 -992 R270
SYMATTR InstName R24
SYMATTR Value 0
SYMBOL R-US 624 -288 R0
SYMATTR InstName R27
SYMATTR Value 0
FLAG 480 -288 GND1
FLAG 576 -288 GND2
FLAG 160 -576 GND2
FLAG 64 -576 GND1
FLAG 1408 -1088 GND2
FLAG 1152 -1088 GND2
WIRE 176 -1088 176 -1056
WIRE 176 -1088 208 -1088
WIRE 352 -1088 352 -1056
WIRE 352 -1088 384 -1088
WIRE 528 -1088 528 -1056
WIRE 528 -1088 560 -1088
WIRE 704 -1088 704 -1056
WIRE 704 -1088 736 -1088
WIRE 896 -1088 896 -1056
WIRE 896 -1088 928 -1088
WIRE 656 -288 688 -288
WIRE 112 -512 112 -464
WIRE 112 -432 112 -384
WIRE 112 -352 112 -304
WIRE 176 -224 112 -224
WIRE 112 -272 112 -224
WIRE 112 -224 32 -224
WIRE 32 -224 32 -368
WIRE 144 -896 144 -928
WIRE 320 -896 320 -928
WIRE 496 -896 496 -928
WIRE 672 -896 672 -928
WIRE 864 -896 864 -928
WIRE 1088 -896 1088 -928
WIRE 1344 -896 1344 -928
WIRE 144 -1024 96 -1024
WIRE 96 -1024 96 -1040
WIRE 96 -1024 96 -1008
WIRE 96 -752 96 -816
WIRE 96 -816 144 -816
WIRE 96 -896 96 -816
WIRE 96 -928 96 -976
WIRE 320 -1024 272 -1024
WIRE 272 -1024 272 -1040
WIRE 272 -1024 272 -1008
WIRE 304 -752 304 -816
WIRE 272 -752 272 -816
WIRE 272 -816 304 -816
WIRE 304 -816 352 -816
WIRE 272 -896 272 -816
WIRE 272 -928 272 -976
WIRE 496 -1024 448 -1024
WIRE 448 -1024 448 -1040
WIRE 448 -1024 448 -1008
WIRE 480 -816 480 -752
WIRE 560 -816 512 -816
WIRE 512 -816 480 -816
WIRE 448 -816 480 -816
WIRE 448 -752 448 -816
WIRE 512 -752 512 -816
WIRE 448 -896 448 -816
WIRE 448 -928 448 -976
WIRE 176 -960 144 -960
WIRE 176 -992 176 -960
WIRE 176 -960 192 -960
WIRE 672 -1024 624 -1024
WIRE 624 -1024 624 -1040
WIRE 624 -1024 624 -1008
WIRE 656 -816 656 -752
WIRE 768 -816 720 -816
WIRE 720 -816 688 -816
WIRE 688 -816 656 -816
WIRE 624 -752 624 -816
WIRE 624 -816 656 -816
WIRE 624 -896 624 -816
WIRE 688 -816 688 -752
WIRE 720 -816 720 -752
WIRE 624 -928 624 -976
WIRE 320 -960 352 -960
WIRE 352 -992 352 -960
WIRE 368 -960 352 -960
WIRE 528 -960 496 -960
WIRE 528 -992 528 -960
WIRE 528 -960 544 -960
WIRE 752 -1024 720 -1024
WIRE 720 -1024 720 -960
WIRE 704 -992 704 -960
WIRE 704 -960 720 -960
WIRE 704 -960 672 -960
WIRE 864 -1024 816 -1024
WIRE 816 -1024 816 -1040
WIRE 816 -1024 816 -1008
WIRE 880 -752 880 -816
WIRE 848 -752 848 -816
WIRE 848 -816 880 -816
WIRE 880 -816 912 -816
WIRE 912 -816 944 -816
WIRE 944 -816 992 -816
WIRE 816 -752 816 -816
WIRE 816 -816 848 -816
WIRE 816 -896 816 -816
WIRE 912 -752 912 -816
WIRE 944 -752 944 -816
WIRE 816 -928 816 -976
WIRE 1088 -1024 1040 -1024
WIRE 1040 -1024 1040 -1040
WIRE 1040 -1024 1040 -1008
WIRE 1248 -816 1200 -816
WIRE 1200 -816 1168 -816
WIRE 1168 -816 1136 -816
WIRE 1136 -816 1104 -816
WIRE 1072 -752 1072 -816
WIRE 1040 -752 1040 -816
WIRE 1040 -816 1072 -816
WIRE 1072 -816 1104 -816
WIRE 1104 -816 1104 -752
WIRE 1040 -896 1040 -816
WIRE 1136 -816 1136 -752
WIRE 1168 -816 1168 -752
WIRE 1200 -816 1200 -752
WIRE 1040 -928 1040 -976
WIRE 1344 -1024 1296 -1024
WIRE 1296 -1024 1296 -1040
WIRE 1296 -1024 1296 -1008
WIRE 1328 -816 1328 -752
WIRE 1536 -816 1488 -816
WIRE 1488 -816 1456 -816
WIRE 1456 -816 1424 -816
WIRE 1424 -816 1392 -816
WIRE 1392 -816 1360 -816
WIRE 1360 -816 1328 -816
WIRE 1296 -816 1328 -816
WIRE 1296 -752 1296 -816
WIRE 1360 -752 1360 -816
WIRE 1296 -896 1296 -816
WIRE 1392 -816 1392 -752
WIRE 1424 -752 1424 -816
WIRE 1456 -816 1456 -752
WIRE 1488 -816 1488 -752
WIRE 1296 -928 1296 -976
WIRE 896 -960 864 -960
WIRE 896 -992 896 -960
WIRE 896 -960 912 -960
WIRE 1120 -992 1120 -960
WIRE 1136 -960 1120 -960
WIRE 1088 -960 1120 -960
WIRE 1376 -992 1376 -960
WIRE 1376 -960 1392 -960
WIRE 1376 -960 1344 -960
WIRE 96 -672 96 -720
WIRE 304 -480 304 -720
WIRE 304 -480 240 -480
WIRE 512 -480 304 -480
WIRE 512 -720 512 -480
WIRE 720 -480 512 -480
WIRE 720 -720 720 -480
WIRE 1488 -720 1488 -480
WIRE 1488 -480 1200 -480
WIRE 1200 -720 1200 -480
WIRE 1200 -480 944 -480
WIRE 944 -480 720 -480
WIRE 944 -720 944 -480
WIRE 1424 -720 1424 -544
WIRE 1424 -544 1136 -544
WIRE 1136 -544 880 -544
WIRE 880 -544 656 -544
WIRE 656 -544 448 -544
WIRE 448 -544 448 -720
WIRE 1136 -720 1136 -544
WIRE 880 -720 880 -544
WIRE 656 -720 656 -544
WIRE 448 -544 240 -544
WIRE 1328 -720 1328 -640
WIRE 1328 -640 1040 -640
WIRE 1040 -640 1040 -720
WIRE 240 -640 1040 -640
WIRE 624 -576 624 -720
WIRE 240 -576 624 -576
WIRE 848 -576 624 -576
WIRE 848 -720 848 -576
WIRE 1392 -720 1392 -576
WIRE 1392 -576 1104 -576
WIRE 1104 -576 848 -576
WIRE 1104 -720 1104 -576
WIRE 1296 -720 1296 -672
WIRE 1296 -672 240 -672
WIRE 816 -608 816 -720
WIRE 816 -608 240 -608
WIRE 1360 -720 1360 -608
WIRE 1360 -608 1072 -608
WIRE 1072 -608 816 -608
WIRE 1072 -720 1072 -608
WIRE 480 -512 384 -512
WIRE 480 -720 480 -688
WIRE 480 -688 480 -512
WIRE 688 -512 480 -512
WIRE 688 -720 688 -512
WIRE 1456 -720 1456 -512
WIRE 1456 -512 1168 -512
WIRE 1168 -720 1168 -512
WIRE 1168 -512 912 -512
WIRE 912 -512 688 -512
WIRE 912 -720 912 -512
WIRE 480 -688 272 -688
WIRE 272 -688 272 -720
WIRE 320 -512 240 -512
WIRE 1456 -960 1472 -960
WIRE 1216 -960 1200 -960
WIRE 560 -288 576 -288
WIRE 576 -288 592 -288
WIRE 160 -576 112 -576
WIRE 112 -576 112 -544
WIRE 1376 -1088 1376 -1056
WIRE 1376 -1088 1408 -1088
WIRE 1120 -1088 1120 -1056
WIRE 1120 -1088 1152 -1088
WIRE 448 -288 480 -288
WIRE 480 -288 496 -288
WIRE 32 -576 32 -416
WIRE 32 -576 64 -576