* Z:\tmp\asc_dec_bjh7r6w2\1446f3ff5811_Fig26_35_op_dec2.asc
* Generated by LTspice 26.0.1 for Windows.
M25 vop vodm VDD VDD P_50n l=50n w=2u
M20 N007 N008 N010 0 N_50n l=50n w=500n
M1 N005 N005 N007 0 N_50n l=50n w=500n
M9 N003 N001 VDD VDD P_50n l=50n w=1u
C4 vcma vom 10f
M2 N005 N005 N007 0 N_50n l=50n w=500n
M13 N004 N005 ncl 0 N_50n l=50n w=500n
M26 N015 vodp VDD VDD P_50n l=50n w=1u
M34 vop VDD N018 0 N_50n l=50n w=500n
C1 vom N013 50f
M33 VCMFB VCM N011 VDD P_50n l=50n w=1u
R2 vcma vom 20k
M31 N014 N014 0 0 N_50n l=50n w=500n
VCM VCM 0 500m
M28 N015 N015 0 0 N_50n l=50n w=500n
C5 vop 0 250f
.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 3220 1012
WIRE 1440 -544 1232 -544
WIRE 1392 -416 1392 -464
WIRE 1744 -416 1392 -416
WIRE 1184 -384 1184 -464
WIRE 1392 -384 1392 -416
WIRE 1744 -384 1744 -416
WIRE 1440 -368 1232 -368
WIRE 1568 -368 1440 -368
WIRE 1696 -368 1568 -368
WIRE 1904 -368 1696 -368
WIRE 1184 -240 1184 -288
WIRE 1184 -240 1008 -240
WIRE 1392 -240 1392 -288
WIRE 1472 -240 1472 -544
WIRE 1472 -240 1392 -240
WIRE 1664 -240 1664 -544
WIRE 1744 -240 1744 -288
WIRE 1744 -240 1664 -240
WIRE 1952 -240 1952 -288
WIRE 2128 -240 1952 -240
WIRE 1184 -208 1184 -240
WIRE 1392 -208 1392 -240
WIRE 1744 -208 1744 -240
WIRE 1952 -208 1952 -240
WIRE 1440 -128 1232 -128
WIRE 1472 -128 1472 -240
WIRE 1472 -128 1440 -128
WIRE 1664 -128 1664 -240
WIRE 1664 -128 1472 -128
WIRE 1696 -128 1664 -128
WIRE 1904 -128 1696 -128
WIRE 1184 -96 1184 -112
WIRE 1392 -96 1392 -112
WIRE 1744 -96 1744 -112
WIRE 1744 -96 1392 -96
WIRE 1952 -96 1952 -112
WIRE 1184 -80 1184 -96
WIRE 1392 -80 1392 -96
WIRE 1744 -80 1744 -96
WIRE 1952 -80 1952 -96
WIRE 2000 0 1792 0
WIRE 800 48 800 32
WIRE 1952 48 1952 16
WIRE 1952 48 1184 48
WIRE 1744 64 1744 16
WIRE 1744 64 1392 64
WIRE 1952 64 1952 48
WIRE 752 96 752 80
WIRE 752 112 752 96
WIRE 1568 144 1568 -368
WIRE 1744 160 1744 64
WIRE 1728 400 1664 400
WIRE 1792 400 1728 400
WIRE 1664 432 1664 400
WIRE 1792 448 1792 400
WIRE 2352 496 2160 496
WIRE 1984 528 1984 496
WIRE 2352 528 2352 496
WIRE 1664 544 1664 512
WIRE 1728 544 1664 544
WIRE 1792 544 1792 512
WIRE 1792 544 1728 544
WIRE 1936 544 1792 544
WIRE 2448 544 2400 544
WIRE 2480 544 2448 544
WIRE 1664 576 1664 544
WIRE 1792 592 1792 544
WIRE 720 608 704 608
WIRE 848 608 848 496
WIRE 848 608 720 608
WIRE 1472 608 1472 496
WIRE 1552 608 1472 608
WIRE 1568 608 1552 608
WIRE 720 624 720 608
WIRE 1552 624 1552 608
WIRE 848 656 848 608
WIRE 864 656 848 656
WIRE 1072 656 928 656
WIRE 1104 656 1072 656
WIRE 1248 656 1216 656
WIRE 1392 656 1248 656
WIRE 1472 656 1472 608
WIRE 1472 656 1456 656
WIRE 1664 688 1664 656
WIRE 1728 688 1664 688
WIRE 1792 688 1792 656
WIRE 1792 688 1728 688
WIRE 720 704 720 688
WIRE 1552 704 1552 688
WIRE 1984 704 1984 624
WIRE 2048 704 1984 704
WIRE 2352 704 2352 624
WIRE 2432 704 2352 704
WIRE 2448 704 2432 704
WIRE 1984 720 1984 704
WIRE 2352 720 2352 704
WIRE 848 736 848 656
WIRE 1472 736 1472 656
WIRE 2048 800 2048 704
WIRE 2048 800 2032 800
WIRE 2304 800 2048 800
WIRE 992 848 992 624
WIRE 992 848 928 848
WIRE 1328 848 1328 624
WIRE 1984 848 1984 816
WIRE 2352 848 2352 816
WIRE 848 864 848 832
WIRE 992 864 992 848
WIRE 1472 864 1472 832
WIRE 928 944 928 848
WIRE 928 944 896 944
WIRE 944 944 928 944
WIRE 848 992 848 960
WIRE 992 992 992 960
SYMBOL pmos4 896 496 R180
WINDOW 123 58 102 Left 2
WINDOW 0 56 16 Left 2
SYMATTR Value2 l=50n w=2u
SYMATTR InstName M25
SYMATTR Value P_50n
SYMBOL nmos4 1792 -80 M0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M20
SYMATTR Value N_50n
SYMBOL nmos4 1696 -208 R0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M1
SYMATTR Value N_50n
SYMBOL pmos4 1232 -464 R180
WINDOW 123 58 102 Left 2
WINDOW 0 56 16 Left 2
SYMATTR Value2 l=50n w=1u
SYMATTR InstName M9
SYMATTR Value P_50n
SYMBOL cap 1776 592 R0
SYMATTR InstName C4
SYMATTR Value 10f
SYMBOL nmos4 1440 -208 M0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M2
SYMATTR Value N_50n
SYMBOL nmos4 1232 -208 M0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M13
SYMATTR Value N_50n
SYMBOL pmos4 1040 624 R180
WINDOW 123 58 102 Left 2
WINDOW 0 56 16 Left 2
SYMATTR Value2 l=50n w=1u
SYMATTR InstName M26
SYMATTR Value P_50n
SYMBOL nmos4 896 736 M0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M34
SYMATTR Value N_50n
SYMBOL cap 1456 640 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 50f
SYMBOL pmos4 2400 624 R180
WINDOW 123 58 102 Left 2
WINDOW 0 56 16 Left 2
SYMATTR Value2 l=50n w=1u
SYMATTR InstName M33
SYMATTR Value P_50n
SYMBOL res 1648 560 R0
SYMATTR InstName R2
SYMATTR Value 20k
SYMBOL nmos4 2032 720 M0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M31
SYMATTR Value N_50n
SYMBOL voltage 752 96 R0
WINDOW 0 45 42 Left 2
WINDOW 3 40 70 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName VCM
SYMATTR Value 500m
SYMBOL nmos4 944 864 R0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=50n w=500n
SYMATTR InstName M28
SYMATTR Value N_50n
SYMBOL cap 704 624 R0
SYMATTR InstName C5
SYMATTR Value 250f
FLAG 1392 -160 0
FLAG 1744 -160 0
FLAG 1744 -336 VDD
FLAG 1184 -336 VDD
FLAG 800 48 0
FLAG 752 192 0
FLAG 880 -32 Vbiasn
FLAG 752 96 VCM
FLAG 1392 -336 VDD
FLAG 1184 -512 VDD
FLAG 1184 -560 VDD
FLAG 1392 -512 VDD
FLAG 1392 -560 VDD
FLAG 1952 -160 0
FLAG 1184 -160 0
FLAG 1952 112 0
FLAG 1952 -32 0
FLAG 1184 -32 0
FLAG 1392 -32 0
FLAG 1744 -32 0
FLAG 1568 -368 Vbiasn
FLAG 1952 -96 ncr
FLAG 1184 -96 ncl
FLAG 1472 400 VDD
FLAG 1472 448 VDD
FLAG 1328 528 VDD
FLAG 1328 576 VDD
FLAG 1280 544 vodm
FLAG 848 400 VDD
FLAG 848 448 VDD
FLAG 992 528 VDD
FLAG 992 576 VDD
FLAG 848 912 0
FLAG 848 992 0
FLAG 992 912 0
FLAG 992 992 0
FLAG 1072 656 ncl
FLAG 896 416 vodm
FLAG 1040 544 vodp
FLAG 1728 400 vop
FLAG 1728 688 vom
FLAG 1728 544 vcma
FLAG 2352 768 0
FLAG 1984 848 0
FLAG 1984 768 0
FLAG 1984 576 VDD
FLAG 2352 576 VDD
FLAG 2448 544 VCM
FLAG 848 784 0
FLAG 896 816 VDD
FLAG 1472 784 0
FLAG 1424 816 VDD
FLAG 704 608 vop
FLAG 720 704 0
FLAG 1568 608 vom
FLAG 1552 704 0
FLAG 2432 704 VCMFB