* Z:\tmp\asc_dec_bjh7r6w2\0960c8dd6afe_4_Bit_Adder_dec1.asc
* Generated by LTspice 26.0.1 for Windows.
VB2 N015 0 1
A10 N005 0 0 0 N007 0 N006 0 OR
A19 N011 0 0 0 N014 0 N016 0 AND
A2 N001 0 0 0 N003 0 N002 0 XOR
VA1 N008 0 1
A23 N021 0 0 0 N019 0 N023 0 AND
A17 N014 0 0 0 N011 0 Sum2 0 XOR
A15 N010 0 0 0 N012 0 N011 0 OR
A20 N016 0 0 0 N018 0 N017 0 OR
A18 N015 0 0 0 N013 0 N018 0 AND
A21 N019 0 0 0 N021 0 N020 0 XOR
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 1116 3096
WIRE 640 736 528 736
WIRE 720 736 640 736
WIRE 1024 752 784 752
WIRE -448 768 -688 768
WIRE 688 800 592 800
WIRE 720 800 688 800
WIRE 592 880 592 800
WIRE 592 880 272 880
WIRE 688 880 688 800
WIRE 720 880 688 880
WIRE 864 896 784 896
WIRE -608 912 -688 912
WIRE 864 928 864 896
WIRE -608 944 -608 912
WIRE -576 944 -608 944
WIRE 640 944 640 736
WIRE -448 960 -512 960
WIRE -576 1008 -944 1008
WIRE -448 1184 -448 960
WIRE -1344 1408 -1344 1328
WIRE -1184 1408 -1344 1408
WIRE -1088 1408 -1184 1408
WIRE -448 1440 -768 1440
WIRE -1504 1472 -1504 1328
WIRE -1136 1472 -1504 1472
WIRE -688 1584 -768 1584
WIRE -688 1616 -688 1584
WIRE -656 1616 -688 1616
WIRE -432 1632 -592 1632
WIRE -656 1680 -1024 1680
WIRE -1184 1728 -1184 1408
WIRE -432 1856 -432 1632
WIRE -432 1856 -1568 1856
WIRE -1328 2080 -1328 2000
WIRE -1168 2080 -1328 2080
WIRE -896 2096 -1008 2096
WIRE -816 2096 -896 2096
WIRE -512 2112 -752 2112
WIRE -1488 2144 -1488 2000
WIRE -1120 2144 -1488 2144
WIRE -1072 2144 -1120 2144
WIRE -848 2160 -944 2160
WIRE -816 2160 -848 2160
WIRE -1568 2240 -1568 1856
WIRE -944 2240 -944 2160
WIRE -944 2240 -1568 2240
WIRE -848 2240 -848 2160
WIRE -816 2240 -848 2240
WIRE -672 2256 -752 2256
WIRE -672 2288 -672 2256
WIRE -640 2288 -672 2288
WIRE -896 2304 -896 2096
WIRE -816 2304 -896 2304
WIRE -448 2304 -576 2304
WIRE -1120 2336 -1120 2144
WIRE -1072 2336 -1120 2336
WIRE -640 2352 -1008 2352
WIRE -1168 2400 -1168 2080
WIRE -1072 2400 -1168 2400
WIRE -448 2544 -448 2304
WIRE -1184 2768 -1344 2768
WIRE -1088 2768 -1184 2768
WIRE -912 2784 -1024 2784
WIRE -832 2784 -912 2784
WIRE -1136 2832 -1504 2832
WIRE -1088 2832 -1136 2832
WIRE -864 2848 -960 2848
WIRE -832 2848 -864 2848
WIRE -960 2928 -960 2848
WIRE -960 2928 -1584 2928
WIRE -864 2928 -864 2848
WIRE -832 2928 -864 2928
WIRE -912 2992 -912 2784
WIRE -832 2992 -912 2992
WIRE -1136 3024 -1136 2832
WIRE -1088 3024 -1136 3024
WIRE -656 3040 -1024 3040
WIRE -1184 3088 -1184 2768
WIRE -1088 3088 -1184 3088
SYMBOL voltage -1488 2016 R180
WINDOW 0 24 96 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VB2
SYMATTR Value 1
SYMBOL Digital\\or -544 912 R0
SYMATTR InstName A10
SYMBOL Digital\\and -784 2208 R0
SYMATTR InstName A19
SYMBOL Digital\\xor 768 704 R0
SYMATTR InstName A2
SYMBOL voltage -1344 1344 R180
WINDOW 0 24 96 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VA1
SYMATTR Value 1
SYMBOL Digital\\and -1056 2992 R0
SYMATTR InstName A23
SYMBOL Digital\\xor -768 2064 R0
SYMATTR InstName A17
SYMBOL Digital\\or -624 1584 R0
SYMATTR InstName A15
SYMBOL Digital\\or -608 2256 R0
SYMATTR InstName A20
SYMBOL Digital\\and -1040 2304 R0
SYMATTR InstName A18
SYMBOL Digital\\xor -1040 2736 R0
SYMATTR InstName A21
FLAG -1504 1248 0
FLAG -1344 1248 0
FLAG -448 768 Sum0
FLAG -1488 1920 0
FLAG -1328 1920 0
FLAG -448 1440 Sum1
FLAG -512 2112 Sum2