* Z:\tmp\asc_dec_bjh7r6w2\19897196e105_11_envelope_final_SNR_dec1.asc
* Generated by LTspice 26.0.1 for Windows.
V4 N038 0 0.18V
M12 vd_m12 N004 N008 0 NMOS_VTL l=50n w=150n
C1 vs_m1 0 1n
M11 N008 N013 N021 0 NMOS_VTL l=50n w=150n
M8 vd_m8 N003 N007 0 NMOS_VTL l=50n w=150n
M14 N022 N018 N028 0 NMOS_VTL l=50n w=150n
C15 N027 N026 {Cdec}
M18 N023 N005 N029 0 NMOS_VTL l=50n w=150n
C27 out 0 15f
R4 N003 N012 {Rval}
M10 N021 N004 N027 0 NMOS_VTL l=50n w=150n
M24 N040 N040 0 0 NMOS_VTL l=50n w=75n
M7 N007 N012 N020 0 NMOS_VTL l=50n w=150n
M23 N042 N040 0 0 NMOS_VTL l=50n w=75n
C21 0 vd_m20 {CL}
C12 N021 0 {CL}
C8 N007 N006 {Cdec}
C9 N003 N016 {Cdec}
C23 N010 N009 {Cdec}
C4 N036 N035 {Cdec}
C10 N025 N024 {Cdec}
M22 vdd out N041 0 NMOS_VTL l=500n w=1u
I2 vdd out 15n
.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 4216 680
WIRE -1840 -1728 -1904 -1728
WIRE -1712 -1728 -1776 -1728
WIRE -960 -1728 -1024 -1728
WIRE -832 -1728 -896 -1728
WIRE 800 -1728 736 -1728
WIRE 928 -1728 864 -1728
WIRE 928 -1712 928 -1728
WIRE -1904 -1648 -1904 -1728
WIRE -1024 -1648 -1024 -1728
WIRE 736 -1648 736 -1728
WIRE -1952 -1568 -2032 -1568
WIRE -1072 -1568 -1152 -1568
WIRE 688 -1568 608 -1568
WIRE -2192 -1488 -2368 -1488
WIRE -1904 -1488 -1904 -1552
WIRE -1904 -1488 -2128 -1488
WIRE -1024 -1488 -1024 -1552
WIRE -1024 -1488 -1248 -1488
WIRE 448 -1488 272 -1488
WIRE 736 -1488 736 -1552
WIRE 736 -1488 512 -1488
WIRE -1904 -1440 -1904 -1488
WIRE -1024 -1440 -1024 -1488
WIRE -144 -1440 -144 -1488
WIRE 736 -1440 736 -1488
WIRE -1952 -1360 -1968 -1360
WIRE -1072 -1360 -1088 -1360
WIRE -192 -1360 -208 -1360
WIRE 688 -1360 672 -1360
WIRE -2192 -1312 -2368 -1312
WIRE -2032 -1312 -2032 -1568
WIRE -2032 -1312 -2128 -1312
WIRE -1312 -1312 -1488 -1312
WIRE -1152 -1312 -1152 -1568
WIRE -1152 -1312 -1248 -1312
WIRE -272 -1312 -272 -1568
WIRE -272 -1312 -368 -1312
WIRE 448 -1312 272 -1312
WIRE 608 -1312 608 -1568
WIRE 608 -1312 512 -1312
WIRE -1904 -1296 -1904 -1344
WIRE -1760 -1296 -1904 -1296
WIRE -1024 -1296 -1024 -1344
WIRE -880 -1296 -1024 -1296
WIRE -144 -1296 -144 -1344
WIRE 0 -1296 -144 -1296
WIRE 736 -1296 736 -1344
WIRE 880 -1296 736 -1296
WIRE -1760 -1280 -1760 -1296
WIRE -880 -1280 -880 -1296
WIRE 0 -1280 0 -1296
WIRE 880 -1280 880 -1296
WIRE -1760 -1264 -1760 -1280
WIRE -880 -1264 -880 -1280
WIRE 0 -1264 0 -1280
WIRE 880 -1264 880 -1280
WIRE -1904 -1248 -1904 -1296
WIRE -1024 -1248 -1024 -1296
WIRE -144 -1248 -144 -1296
WIRE 736 -1248 736 -1296
WIRE -2272 -1200 -2432 -1200
WIRE -2208 -1200 -2272 -1200
WIRE -2032 -1200 -2032 -1312
WIRE -2032 -1200 -2128 -1200
WIRE -1392 -1200 -1552 -1200
WIRE -1328 -1200 -1392 -1200
WIRE -1152 -1200 -1152 -1312
WIRE -1152 -1200 -1248 -1200
WIRE -272 -1200 -272 -1312
WIRE -272 -1200 -368 -1200
WIRE 608 -1200 608 -1312
WIRE 608 -1200 512 -1200
WIRE -2032 -1168 -2032 -1200
WIRE -1952 -1168 -2032 -1168
WIRE -1152 -1168 -1152 -1200
WIRE -1072 -1168 -1152 -1168
WIRE -272 -1168 -272 -1200
WIRE -192 -1168 -272 -1168
WIRE 608 -1168 608 -1200
WIRE 688 -1168 608 -1168
WIRE -2192 -1104 -2368 -1104
WIRE -1904 -1104 -2128 -1104
WIRE -1312 -1104 -1488 -1104
WIRE -1024 -1104 -1024 -1152
WIRE -1024 -1104 -1248 -1104
WIRE -144 -1104 -144 -1152
WIRE -144 -1104 -368 -1104
WIRE 736 -1104 736 -1152
WIRE 736 -1104 512 -1104
WIRE -1024 -1056 -1024 -1104
WIRE -144 -1056 -144 -1104
WIRE 736 -1056 736 -1104
WIRE -2272 -976 -2272 -1200
WIRE -1968 -976 -1968 -1360
WIRE -1968 -976 -2272 -976
WIRE -1952 -976 -1968 -976
WIRE -1392 -976 -1392 -1200
WIRE -1088 -976 -1088 -1360
WIRE -1088 -976 -1392 -976
WIRE -1072 -976 -1088 -976
WIRE -208 -976 -208 -1360
WIRE 672 -976 672 -1360
WIRE -1936 -384 -1936 -416
WIRE -96 -336 -272 -336
WIRE 192 -336 -32 -336
WIRE -1424 -320 -1424 -384
WIRE -3456 -256 -3456 -320
WIRE -3456 -256 -3552 -256
WIRE -1936 -240 -1936 -304
WIRE -1600 -240 -1936 -240
WIRE -1472 -240 -1600 -240
WIRE -3040 -224 -3184 -224
WIRE -1600 -208 -1600 -240
WIRE 144 -208 128 -208
WIRE -3184 -192 -3184 -224
WIRE -3120 -192 -3184 -192
WIRE -3184 -160 -3184 -192
WIRE -96 -160 -272 -160
WIRE 64 -160 64 -416
WIRE 64 -160 -32 -160
WIRE -3120 -112 -3120 -192
WIRE -3120 -112 -3184 -112
WIRE -2960 -112 -2960 -192
WIRE -2896 -112 -2960 -112
WIRE -1600 -112 -1600 -144
WIRE -3232 -80 -3344 -80
WIRE -2768 -80 -2848 -80
WIRE -1936 -80 -1936 -240
WIRE -3344 -64 -3344 -80
WIRE -176 -48 -352 -48
WIRE -112 -48 -176 -48
WIRE 64 -48 64 -160
WIRE 64 -48 -32 -48
WIRE 64 -16 64 -48
WIRE 144 -16 64 -16
WIRE -3184 0 -3184 -64
WIRE -3056 0 -3184 0
WIRE -1600 0 -1632 0
WIRE -1568 0 -1600 0
WIRE -1424 0 -1424 -224
WIRE -1424 0 -1488 0
WIRE -2896 16 -2896 -64
WIRE -2624 16 -2896 16
WIRE -1424 32 -1424 0
WIRE -1600 48 -1600 0
WIRE -3184 64 -3184 0
WIRE -2896 64 -2896 16
WIRE -3056 144 -3056 0
WIRE -3056 144 -3136 144
WIRE -2944 144 -3056 144
WIRE -1600 144 -1600 112
WIRE -1424 144 -1424 112
WIRE -176 176 -176 -48
WIRE 128 176 128 -208
WIRE -3184 192 -3184 160
WIRE -2896 192 -2896 160
SYMBOL voltage -3344 -80 R0
SYMATTR InstName V4
SYMATTR Value 0.18V
SYMBOL nmos4 -1072 -1648 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M12
SYMATTR Value2 l=50n w=150n
SYMBOL cap -1616 48 R0
WINDOW 0 -34 14 Left 2
WINDOW 3 -33 45 Left 2
SYMATTR InstName C1
SYMATTR Value 1n
SYMBOL nmos4 -1072 -1440 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M11
SYMATTR Value2 l=50n w=150n
SYMBOL nmos4 -1952 -1648 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M8
SYMATTR Value2 l=50n w=150n
SYMBOL nmos4 -192 -1248 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M14
SYMATTR Value2 l=50n w=150n
SYMBOL cap -1248 -1120 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C15
SYMATTR Value {Cdec}
SYMBOL nmos4 688 -1248 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M18
SYMATTR Value2 l=50n w=150n
SYMBOL cap -1616 -208 R0
SYMATTR InstName C27
SYMATTR Value 15f
SYMBOL res -2112 -1216 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value {Rval}
SYMBOL nmos4 -1072 -1248 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M10
SYMATTR Value2 l=50n w=150n
SYMBOL nmos4 -3136 64 M0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M24
SYMATTR Value2 l=50n w=75n
SYMBOL nmos4 -1952 -1440 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M7
SYMATTR Value2 l=50n w=150n
SYMBOL nmos4 -2944 64 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M23
SYMATTR Value2 l=50n w=75n
SYMBOL cap 864 -1744 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C21
SYMATTR Value {CL}
SYMBOL cap -896 -1280 R0
WINDOW 3 39 43 Left 2
SYMATTR Value {CL}
SYMATTR InstName C12
SYMBOL cap -2128 -1504 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C8
SYMATTR Value {Cdec}
SYMBOL cap -2128 -1328 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C9
SYMATTR Value {Cdec}
SYMBOL cap 512 -1504 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C23
SYMATTR Value {Cdec}
SYMBOL cap -32 -176 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value {Cdec}
SYMBOL cap -2128 -1120 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C10
SYMATTR Value {Cdec}
SYMBOL nmos4 -1472 -320 R0
WINDOW 3 56 72 Left 1
SYMATTR Value NMOS_VTL
SYMATTR InstName M22
SYMATTR Value2 l=500n w=1u
SYMBOL current -1936 -384 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 3 42 51 Left 2
WINDOW 0 48 24 Left 2
SYMATTR Value 15n
SYMATTR InstName I2
FLAG -1904 -1600 0
FLAG -1904 -1392 0
FLAG -1904 -1728 vd_m8
FLAG -1024 -1600 0
FLAG -1024 -1392 0
FLAG -1024 -1200 0
FLAG -880 -1216 0
FLAG -1024 -1728 vd_m12
FLAG -144 -1392 0
FLAG -144 -1200 0
FLAG 0 -1216 0
FLAG 736 -1600 0
FLAG 736 -1392 0
FLAG 736 -1200 0
FLAG 928 -1712 0
FLAG 880 -1216 0
FLAG 736 -1728 vd_m20
FLAG -1424 -384 vdd
FLAG -1424 144 0
FLAG -1600 144 0
FLAG -1424 -272 0
FLAG -1632 0 vs_m1
FLAG -1936 -240 out
FLAG -1936 -416 vdd
FLAG -2896 192 0
FLAG -3184 192 0
FLAG -3184 112 0
FLAG -2896 112 0
FLAG -3344 16 0
FLAG -2768 -80 out
FLAG -1600 -112 0