* Z:\tmp\asc_dec_bjh7r6w2\0a7b7fc07784_VCO_logic_2-3-curr-mirr_6-sw_2-phd__Shmitt_Vt__dec2.asc
* Generated by LTspice 26.0.1 for Windows.
C3 N012 0 10n
R6 B N006 10
R5 A N003 10
M3 11 11 B B QP
D3 C1A N001 1N746
R10 9 N012 470
M2 N004 12 N003 N003 QP
S3 0 C1B Gate1 0 SW
D6 0 C1B 1N746
A3 N008 N002 0 0 0 Gate1 Gate2 0 SRFLOP Td=10ns Trise=10ns Tfall=10ns
XU1 12 Vref A opamp Aol=100K GBW=10Meg ;pnba invin)noninvin)out
C4 B 9 10p
R7 N005 N001 1
A4 N010 _VCO_out 0 0 0 0 N011 0 PHASEDET
.model D D
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.dio
.model NMOS NMOS
.model PMOS PMOS
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.mos
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 3744 1204
WIRE 224 -176 176 -176
WIRE 336 -160 288 -160
WIRE 368 -160 336 -160
WIRE 224 -144 192 -144
WIRE 1136 -144 1104 -144
WIRE 1104 -112 1104 -144
WIRE 1200 -112 1152 -112
WIRE 448 -80 448 -144
WIRE 560 -80 448 -80
WIRE 672 -80 656 -80
WIRE 704 -80 672 -80
WIRE 192 -64 192 -144
WIRE 192 -64 176 -64
WIRE 224 -64 192 -64
WIRE 336 -64 336 -160
WIRE 336 -64 304 -64
WIRE 1088 -64 1040 -64
WIRE 1280 -64 1168 -64
WIRE 1392 -64 1280 -64
WIRE 576 0 576 -32
WIRE 672 0 672 -80
WIRE 672 0 576 0
WIRE 576 32 576 0
WIRE 1040 32 1040 -64
WIRE 1120 32 1040 32
WIRE 1280 32 1280 -64
WIRE 1280 32 1184 32
WIRE 1360 32 1280 32
WIRE 1456 32 1424 32
WIRE 1824 64 1760 64
WIRE 1872 64 1856 64
WIRE 448 80 448 -80
WIRE 464 80 448 80
WIRE 560 80 544 80
WIRE 720 80 656 80
WIRE 896 80 784 80
WIRE 128 96 128 64
WIRE 1856 96 1856 64
WIRE 1280 112 1280 32
WIRE 1280 112 1264 112
WIRE 896 128 896 80
WIRE 928 128 896 128
WIRE 1040 128 1040 32
WIRE 1040 128 1008 128
WIRE 1456 128 1456 32
WIRE 1488 128 1456 128
WIRE 1824 128 1824 64
WIRE 1856 128 1824 128
WIRE 2000 128 1968 128
WIRE 1280 160 1264 160
WIRE 464 176 448 176
WIRE 560 176 544 176
WIRE 720 176 656 176
WIRE 896 176 896 128
WIRE 896 176 784 176
WIRE 1856 176 1824 176
WIRE 2000 176 1952 176
WIRE 1712 192 1696 192
WIRE 128 208 128 176
WIRE 1040 240 1040 128
WIRE 1120 240 1040 240
WIRE 1280 240 1280 160
WIRE 1280 240 1184 240
WIRE 1360 240 1280 240
WIRE 1456 240 1456 128
WIRE 1456 240 1424 240
WIRE 1696 240 1648 240
WIRE 576 256 576 224
WIRE 672 256 576 256
WIRE 1824 256 1824 176
WIRE 1824 256 1760 256
WIRE 576 288 576 256
WIRE 128 304 80 304
WIRE 1040 320 1040 240
WIRE 1280 320 1280 240
WIRE 1280 320 1168 320
WIRE 1392 320 1280 320
WIRE 1488 320 1472 320
WIRE 1504 320 1488 320
WIRE 448 336 448 176
WIRE 560 336 448 336
WIRE 672 336 672 256
WIRE 672 336 656 336
WIRE 704 336 672 336
WIRE 256 352 224 352
WIRE 352 352 320 352
WIRE 1488 368 1488 320
WIRE 1488 368 1456 368
WIRE 1408 384 1408 368
WIRE 1440 384 1408 384
WIRE 448 432 448 336
WIRE 224 448 224 352
WIRE 224 448 192 448
WIRE 240 448 224 448
WIRE 352 464 352 352
WIRE 352 464 304 464
WIRE 384 464 352 464
WIRE 240 480 208 480
WIRE 208 560 208 480
WIRE 352 560 352 464
WIRE 1216 816 1024 816
WIRE 1504 832 1344 832
WIRE 1520 832 1504 832
WIRE 1616 832 1600 832
WIRE 1696 832 1616 832
WIRE 1792 832 1696 832
WIRE 1184 848 1184 736
WIRE 1216 848 1184 848
WIRE 1696 848 1696 832
WIRE 1504 864 1504 832
WIRE 1216 880 1184 880
WIRE 1184 896 1184 880
WIRE 1616 928 1616 912
WIRE 1696 928 1696 912
WIRE 1696 928 1616 928
WIRE 1696 944 1696 928
WIRE 1504 976 1504 944
WIRE 1696 1024 1696 1008
SYMBOL cap 1680 944 R0
SYMATTR InstName C3
SYMATTR Value 10n
SYMBOL res 448 160 M90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R6
SYMATTR Value 10
SYMBOL res 448 96 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R5
SYMATTR Value 10
SYMBOL pmos 656 288 R90
SYMATTR InstName M3
SYMATTR Value QP
SYMBOL zener 1184 16 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D3
SYMATTR Value 1N746
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL res 1600 816 R0
SYMATTR InstName R10
SYMATTR Value 470
SYMBOL pmos 656 32 R90
SYMATTR InstName M2
SYMATTR Value QP
SYMBOL sw 1488 320 M270
SYMATTR InstName S3
SYMBOL zener 1424 224 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D6
SYMATTR Value 1N746
SYMATTR Description Diode
SYMATTR Type diode
SYMBOL Digital\\srflop 1904 224 M180
WINDOW 3 -74 -20 Left 0
SYMATTR Value Td=10ns Trise=10ns Tfall=10ns
SYMATTR InstName A3
SYMBOL Opamps\\opamp 256 -96 M180
SYMATTR InstName U1
SYMBOL cap 320 336 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C4
SYMATTR Value 10p
SYMBOL res 912 112 M90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R7
SYMATTR Value 1
SYMBOL Digital\\phidet 1248 832 R0
SYMATTR InstName A4
FLAG 176 -176 Vref
FLAG 128 208 0
FLAG 1504 320 0
FLAG 1136 -144 Gate1
FLAG 1264 112 C1A
FLAG 1264 160 C1B
FLAG 2000 128 Gate1
FLAG 1488 128 0
FLAG 368 -160 A
FLAG 384 464 B
FLAG 448 432 B
FLAG 448 -144 A
FLAG 128 64 12
FLAG 176 -64 12
FLAG 192 448 9
FLAG 1792 832 9
FLAG 128 304 C1B
FLAG 704 -80 12
FLAG 704 336 11
FLAG 2000 176 Gate2
FLAG 1200 -112 0
FLAG 1440 384 Gate1
FLAG 1712 192 0
FLAG 1648 240 C1A
FLAG 1872 64 0
FLAG 1504 976 0
FLAG 1696 1024 0
FLAG 1184 736 _VCO_out
FLAG 1184 896 0