* Z:\tmp\asc_dec_bjh7r6w2\117a3f82d13a_delay_line_dec0.asc
* Generated by LTspice 26.0.1 for Windows.
R30 N002 N008 100
Q28 N001 N005 N012 0 2N3904
R40 N025 N026 220
R33 N002 N009 100
D8 N021 N007 BAT54
Q25 N005 N019 N028 0 2N3904
Q27 N006 N020 N029 0 2N3904
D7 N020 N006 BAT54
Q7 N032 N018 N011 0 2N3906
Q39 N003 N004 N025 0 2N3904
VCC VCC 0 {VCC}
Q1 N003 N011 N016 0 2N3904
D11 N023 N010 BAT54
Q32 N002 N007 N014 0 2N3904
R2 N024 N032 220
Q31 N008 N022 N031 0 2N3904
V_BIT0 IN 0 PULSE(0 {VCC} 0 {rise} {rise} {on_time-rise} {cycle_time}) AC 5
Q8 N032 N027 N011 0 2N3906
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.model NPN NPN
.model PNP PNP
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.bjt
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 14868 10612
WIRE -752 912 -752 880
WIRE -752 1008 -752 992
WIRE -1136 2928 -1504 2928
WIRE -848 2928 -1136 2928
WIRE 192 2928 -176 2928
WIRE 480 2928 192 2928
WIRE 864 2928 480 2928
WIRE 1152 2928 864 2928
WIRE 1520 2928 1152 2928
WIRE 3024 2928 2576 2928
WIRE 3312 2928 3024 2928
WIRE 4192 2928 3312 2928
WIRE 4352 2928 4192 2928
WIRE 480 2992 480 2928
WIRE 1152 2992 1152 2928
WIRE 4192 3056 4192 2928
WIRE -1136 3088 -1136 2928
WIRE 192 3088 192 2928
WIRE 3024 3088 3024 2928
WIRE 3952 3104 3952 2832
WIRE 4128 3104 3952 3104
WIRE -1200 3136 -1504 3136
WIRE -848 3136 -848 3072
WIRE -672 3136 -848 3136
WIRE -176 3136 -176 3072
WIRE 128 3136 -176 3136
WIRE 480 3136 480 3072
WIRE 800 3136 480 3136
WIRE 1152 3136 1152 3072
WIRE 1456 3136 1152 3136
WIRE 1808 3136 1808 3072
WIRE 2272 3136 1808 3136
WIRE 2576 3136 2576 3056
WIRE 2960 3136 2576 3136
WIRE 2576 3168 2576 3136
WIRE 2576 3168 2448 3168
WIRE 4352 3184 4352 2928
WIRE 2576 3200 2576 3168
WIRE -1136 3232 -1136 3184
WIRE -464 3232 -464 3184
WIRE 192 3232 192 3184
WIRE 1520 3232 1520 3184
WIRE 3024 3232 3024 3184
WIRE 4288 3232 3904 3232
WIRE 2512 3248 2272 3248
WIRE -1600 3296 -1664 3296
WIRE -1504 3296 -1504 3136
WIRE -1504 3296 -1536 3296
WIRE -944 3296 -1008 3296
WIRE -848 3296 -848 3136
WIRE -848 3296 -880 3296
WIRE -272 3296 -336 3296
WIRE -176 3296 -176 3136
WIRE -176 3296 -208 3296
WIRE 384 3296 320 3296
WIRE 480 3296 480 3136
WIRE 480 3296 448 3296
WIRE 1152 3296 1152 3136
WIRE 1712 3296 1648 3296
WIRE 1808 3296 1808 3136
WIRE 1808 3296 1776 3296
WIRE 3216 3296 3152 3296
WIRE 4192 3312 4192 3152
WIRE 4352 3312 4352 3280
WIRE 4352 3312 4192 3312
WIRE -1504 3344 -1504 3296
WIRE -848 3344 -848 3296
WIRE -176 3344 -176 3296
WIRE 480 3344 480 3296
WIRE 1808 3344 1808 3296
WIRE 4352 3344 4352 3312
WIRE 4544 3344 4480 3344
WIRE 2448 3376 2448 3168
WIRE -1664 3392 -1664 3296
WIRE -1664 3392 -1792 3392
WIRE -1568 3392 -1664 3392
WIRE -1136 3392 -1136 3312
WIRE -1008 3392 -1008 3296
WIRE -1008 3392 -1136 3392
WIRE -912 3392 -1008 3392
WIRE -464 3392 -464 3312
WIRE -336 3392 -336 3296
WIRE -336 3392 -464 3392
WIRE -240 3392 -336 3392
WIRE 320 3392 320 3296
WIRE 320 3392 192 3392
WIRE 416 3392 320 3392
WIRE 1520 3392 1520 3312
WIRE 1648 3392 1648 3296
WIRE 1648 3392 1520 3392
WIRE 1744 3392 1648 3392
WIRE 3024 3392 3024 3312
WIRE 3152 3392 3152 3296
WIRE 3152 3392 3024 3392
WIRE 3248 3392 3152 3392
WIRE 2384 3424 2048 3424
WIRE 4352 3440 4352 3424
WIRE 4480 3440 4480 3344
WIRE 4480 3440 4352 3440
WIRE 4576 3440 4480 3440
WIRE -1136 3456 -1136 3392
WIRE -464 3456 -464 3392
WIRE 1520 3456 1520 3392
WIRE 3024 3456 3024 3392
WIRE 4352 3472 4352 3440
WIRE -1504 3584 -1504 3440
WIRE -848 3584 -848 3440
WIRE -176 3584 -176 3440
WIRE 480 3584 480 3440
WIRE 1808 3584 1808 3440
WIRE 2448 3584 2448 3472
WIRE 2448 3584 1808 3584
WIRE 2576 3584 2576 3296
WIRE 2576 3584 2448 3584
WIRE 3024 3584 3024 3536
WIRE 3024 3584 2576 3584
WIRE 3312 3584 3024 3584
SYMBOL res 464 2976 R0
SYMATTR InstName R30
SYMATTR Value 100
SYMBOL npn -1200 3088 R0
SYMATTR InstName Q28
SYMATTR Value 2N3904
SYMBOL res 4336 3328 R0
SYMATTR InstName R40
SYMATTR Value 220
SYMBOL res 1136 2976 R0
SYMATTR InstName R33
SYMATTR Value 100
SYMBOL schottky -272 3312 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D8
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL npn -1568 3344 R0
SYMATTR InstName Q25
SYMATTR Value 2N3904
SYMBOL npn -912 3344 R0
SYMATTR InstName Q27
SYMATTR Value 2N3904
SYMBOL schottky -944 3312 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D7
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL pnp 2512 3296 M180
SYMATTR InstName Q7
SYMATTR Value 2N3906
SYMBOL npn 4128 3056 R0
SYMATTR InstName Q39
SYMATTR Value 2N3904
SYMBOL voltage -752 896 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VCC
SYMATTR Value {VCC}
SYMBOL npn 2960 3088 R0
SYMATTR InstName Q1
SYMATTR Value 2N3904
SYMBOL schottky 1712 3312 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D11
SYMATTR Value BAT54
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL npn 128 3088 R0
SYMATTR InstName Q32
SYMATTR Value 2N3904
SYMBOL res 3008 3440 R0
SYMATTR InstName R2
SYMATTR Value 220
SYMBOL npn 416 3344 R0
SYMATTR InstName Q31
SYMATTR Value 2N3904
SYMBOL voltage 144 880 R90
WINDOW 123 -77 30 VRight 2
WINDOW 39 0 0 Left 0
WINDOW 0 -51 28 VRight 2
WINDOW 3 46 -379 VRight 2
SYMATTR Value2 AC 5
SYMATTR InstName V_BIT0
SYMATTR Value PULSE(0 {VCC} 0 {rise} {rise} {on_time-rise} {cycle_time})
SYMBOL pnp 2384 3472 M180
SYMATTR InstName Q8
SYMATTR Value 2N3906
FLAG -752 1008 0
FLAG 128 880 IN
FLAG -752 880 VCC
FLAG 48 880 0