* Z:\home\khalils\Downloads\files\data\raw_asc\847b524b3ac0_opamp_settling_time.asc
* Generated by LTspice 26.0.1 for Windows.
* http://asco.sourceforge.net/doc/ASCO.pdf#page=40
;op dec 10 1000 100meg
;ac dec 100 1 1g
M20 cascp cascn cascn cascp PM l=0.18u w=6u
Vin+ in+ 0 PULSE(0 1 0.1u 5n 5n 1u 2u 1) AC 1
C2 out N010 1p
M9 N001 cascp N004 N001 PM l=0.18u w=6u
RL out 0 10Meg
M2 N004 out N011 N004 PM l=0.18u w=6u
Vdd N001 0 2.5V
M5 N008 N005 0 0 NM l=0.18u w=3u
M14 N001 N006 out N001 PM l=0.18u w=12u
M17 N002 cascp N005 N002 PM l=0.18u w=6u
M3 N004 in+ N008 N004 PM l=0.18u w=6u
C1 N007 N006 0.01p
M1 N006 cascn N008 0 NM l=0.18u w=3u
M7 N001 cascp N002 N001 PM l=0.18u w=6u
M16 out N007 0 0 NM l=0.18u w=6u
M11 N007 N009 0 0 NM l=0.18u w=3u
M15 N001 cascp N007 N001 PM l=0.18u w=6u
CL out 0 100p
M23 N006 miller N010 N006 PM l=0.18u w=1u
M18 cascn cascn miller 0 NM l=0.18u w=3u
M21 N003 cascp N006 N003 PM l=0.18u w=6u
M12 N009 N009 0 0 NM l=0.18u w=3u
M8 N001 cascp N003 N001 PM l=0.18u w=6u
M4 N005 cascn N011 0 NM l=0.18u w=3u
M19 miller miller 0 0 NM l=0.18u w=3u
M6 N011 N005 0 0 NM l=0.18u w=3u
M13 N001 N006 N009 N001 PM l=0.18u w=6u
M10 N001 cascp cascp N001 PM l=0.18u w=6u
.model NMOS NMOS
.model PMOS PMOS
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.mos
.tran 1.5u
.lib mosfet_018.lib
.backanno
.end

* LTspice schematic (.asc):
Version 4
SHEET 1 2676 760
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WIRE -784 -112 -848 -112
WIRE -320 -112 -784 -112
WIRE -272 -112 -320 -112
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WIRE 1520 -112 992 -112
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WIRE -384 32 -384 0
WIRE -384 32 -848 32
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WIRE 272 32 -384 32
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WIRE 352 32 272 32
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WIRE -768 496 -848 496
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WIRE 928 496 928 480
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WIRE -848 512 -848 496
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WIRE 224 544 176 544
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WIRE 1568 544 1520 544
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WIRE -848 592 -880 592
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WIRE 928 640 928 624
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WIRE 1904 640 1904 592
DATAFLAG 1616 384 ""
DATAFLAG 1376 288 ""
SYMBOL nmos4 800 496 M0
WINDOW 123 59 -3 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR InstName M12
SYMATTR Value NM
SYMBOL nmos4 -800 352 M0
WINDOW 123 56 100 Left 2
WINDOW 0 63 19 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR InstName M18
SYMATTR Value NM
SYMBOL nmos4 -800 496 M0
WINDOW 123 89 110 Left 2
WINDOW 3 88 72 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR Value NM
SYMATTR InstName M19
SYMBOL pmos4 -368 -80 R0
WINDOW 3 56 60 Left 2
WINDOW 123 59 85 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M9
SYMBOL nmos4 352 496 R0
WINDOW 123 112 69 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR InstName M5
SYMATTR Value NM
SYMBOL voltage -1056 96 M0
SYMATTR InstName Vdd
SYMATTR Value 2.5V
SYMBOL res 1888 496 R0
SYMATTR InstName RL
SYMATTR Value 10Meg
SYMBOL pmos4 272 -80 M0
WINDOW 3 55 60 Left 2
WINDOW 123 64 82 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M7
SYMBOL nmos4 272 496 M0
WINDOW 123 111 58 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR InstName M6
SYMATTR Value NM
SYMBOL nmos4 880 496 R0
WINDOW 123 121 64 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR InstName M11
SYMATTR Value NM
SYMBOL pmos4 272 96 M0
WINDOW 3 57 60 Left 2
WINDOW 123 60 85 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M17
SYMBOL pmos4 -896 -80 R0
WINDOW 3 56 61 Left 2
WINDOW 123 58 89 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M10
SYMBOL voltage -160 240 M0
WINDOW 123 -93 67 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 -161 161 Left 2
SYMATTR Value2 AC 1
SYMATTR Value PULSE(0 1 0.1u 5n 5n 1u 2u 1)
SYMATTR InstName Vin+
SYMBOL pmos4 1472 208 R0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=0.18u w=12u
SYMATTR InstName M14
SYMATTR Value PM
SYMBOL nmos4 1472 496 R0
WINDOW 123 -122 108 Left 2
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M16
SYMATTR Value NM
SYMBOL pmos4 352 -80 R0
WINDOW 3 57 60 Left 2
WINDOW 123 69 89 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M8
SYMBOL cap 1744 528 R0
SYMATTR InstName CL
SYMATTR Value 100p
SYMBOL pmos4 704 160 R0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M13
SYMATTR Value PM
SYMBOL pmos4 -896 80 R0
WINDOW 3 56 61 Left 2
WINDOW 123 58 89 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M20
SYMBOL cap 880 352 R90
WINDOW 0 0 64 VBottom 2
WINDOW 3 -27 -4 VTop 2
SYMATTR InstName C1
SYMATTR Value 0.01p
SYMBOL pmos4 880 -80 R0
WINDOW 3 56 61 Left 2
WINDOW 123 58 85 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M15
SYMBOL cap 1440 432 R90
WINDOW 0 10 10 VBottom 2
WINDOW 3 18 5 VTop 2
SYMATTR InstName C2
SYMATTR Value 1p
SYMBOL nmos4 352 288 R0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR InstName M1
SYMATTR Value NM
SYMBOL pmos4 -192 144 M0
WINDOW 123 -122 -15 Left 2
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M3
SYMATTR Value PM
SYMBOL pmos4 352 96 R0
WINDOW 3 57 60 Left 2
WINDOW 123 56 81 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M21
SYMBOL pmos4 -448 144 R0
WINDOW 123 -133 -9 Left 2
SYMATTR Value2 l=0.18u w=6u
SYMATTR InstName M2
SYMATTR Value PM
SYMBOL nmos4 272 288 M0
WINDOW 123 56 100 Left 2
SYMATTR Value2 l=0.18u w=3u
SYMATTR InstName M4
SYMATTR Value NM
SYMBOL pmos4 1248 336 M0
WINDOW 3 55 60 Left 2
WINDOW 123 65 88 Left 2
SYMATTR Value PM
SYMATTR Value2 l=0.18u w=1u
SYMATTR InstName M23
FLAG 176 336 0
FLAG 448 336 0
FLAG 176 640 0
FLAG 400 640 0
FLAG -160 368 0
FLAG -1056 304 0
FLAG 704 640 0
FLAG 928 640 0
FLAG 1520 640 0
FLAG -880 640 0
FLAG -160 224 in+
FLAG -496 224 in-
FLAG 1520 416 out
FLAG -896 400 0
FLAG -752 464 miller
FLAG -752 320 cascn
FLAG -784 80 cascp
FLAG 320 368 cascn
FLAG 320 176 cascp
FLAG -496 464 out
FLAG 1760 640 0
FLAG 1904 640 0
FLAG 1280 416 miller
TEXT -656 -176 Left 2 !.tran 1.5u
TEXT -720 624 Left 2 ;http://asco.sourceforge.net/doc/ASCO.pdf#page=40
TEXT -392 -184 Left 2 !.lib mosfet_018.lib
TEXT -160 -184 Left 2 !;op dec 10 1000 100meg
TEXT 168 -184 Left 2 !;ac dec 100 1 1g