* SPICE netlist
R1 N006 N003 1k
R2 N006 N009 82
C1 H2+ N004 2.2
C2 H2- N012 2.2
R3 N015 VSYS_1 27k
R4 N015 N017 4.3k
R5 N017 COM 20k
R7 COM N013 120k
R9 H1+ H2+ 2
R10 H1- H2- 2
R11 N007 N005 1k
R12 N007 N011 82
R13 VSYS N016 27k
R14 N016 N018 4.3k
R15 N018 0 20k
R17 0 N014 120k
V3 VSYS 0 5
R18 N010 VSYS 20k
C13 H1+ N001 2.2
C14 H1- N002 2.2
R19 N004 N003 4.7
R20 N012 N006 4.7
R22 N005 N001 4.7
R23 N007 N002 4.7
V5 N019 COM pulse(5 0 60081u 10n 10n 60u 160u 62)
V6 N021 COM pwl(0 0 +10u 3 60080u 3 +10n 0 70701u 0 +10n 3)
V8 N020 0 pulse(5 0 71081u 10n 10n 60u 160u 62)
V9 N022 0 pwl(0 0 +10u 3 71080u 3 +10n 0 81702u 0 +10n 3)
XU2 N010 N020 N022 0 0 N014 VSYS 0 N011 N005 N007 N016 N018 MAX22288 ;pnba DOUT)DIN)RST)_HPEN)_WDEN)SRA)VCC)GND)TERM)AIO)BIO)TVL)TVT
C8 COM 0 1n
XU1 N008 N019 N021 COM COM N013 VSYS_1 COM N009 N003 N006 N015 N017 MAX22288 ;pnba DOUT)DIN)RST)_HPEN)_WDEN)SRA)VCC)GND)TERM)AIO)BIO)TVL)TVT
V1 VSYS_1 COM 5
R6 N008 VSYS_1 20k
.tran 85m startup

* LTspice schematic (.asc)
Version 4
SHEET 1 2272 1280
WIRE -48 -640 -96 -640
WIRE 64 -640 -48 -640
WIRE 384 -640 320 -640
WIRE 1040 -640 384 -640
WIRE 64 -576 64 -640
WIRE 160 -576 64 -576
WIRE 320 -576 320 -640
WIRE 320 -576 240 -576
WIRE 160 -496 64 -496
WIRE 320 -496 240 -496
WIRE 32 -432 0 -432
WIRE 64 -432 64 -496
WIRE 64 -432 32 -432
WIRE 320 -432 320 -496
WIRE 384 -432 320 -432
WIRE 1136 -432 384 -432
WIRE 1040 -400 1040 -640
WIRE 1136 -400 1136 -432
WIRE -96 -304 -96 -640
WIRE 0 -304 0 -432
WIRE 1040 -304 1040 -336
WIRE 1136 -304 1136 -336
WIRE -1056 -256 -1136 -256
WIRE -896 -256 -1056 -256
WIRE 288 -256 208 -256
WIRE 448 -256 288 -256
WIRE -1136 -224 -1136 -256
WIRE 208 -224 208 -256
WIRE -240 -192 -560 -192
WIRE -96 -192 -96 -240
WIRE -96 -192 -160 -192
WIRE 1040 -192 1040 -224
WIRE 1040 -192 784 -192
WIRE -560 -144 -560 -192
WIRE -560 -144 -608 -144
WIRE -528 -144 -560 -144
WIRE -416 -144 -448 -144
WIRE 784 -144 784 -192
WIRE 784 -144 736 -144
WIRE 816 -144 784 -144
WIRE 928 -144 896 -144
WIRE -1136 -96 -1136 -144
WIRE -560 -96 -608 -96
WIRE -416 -96 -416 -144
WIRE -416 -96 -560 -96
WIRE 208 -96 208 -144
WIRE 784 -96 736 -96
WIRE 928 -96 928 -144
WIRE 928 -96 784 -96
WIRE -1056 -48 -1056 -256
WIRE -1024 -48 -1056 -48
WIRE -896 -48 -944 -48
WIRE -528 -48 -608 -48
WIRE -416 -48 -416 -96
WIRE -416 -48 -448 -48
WIRE 288 -48 288 -256
WIRE 320 -48 288 -48
WIRE 448 -48 400 -48
WIRE 816 -48 736 -48
WIRE 928 -48 928 -96
WIRE 928 -48 896 -48
WIRE -560 0 -560 -96
WIRE -240 0 -560 0
WIRE 0 0 0 -240
WIRE 0 0 -160 0
WIRE 784 0 784 -96
WIRE 1136 0 1136 -224
WIRE 1136 0 784 0
WIRE -528 48 -608 48
WIRE -368 48 -448 48
WIRE 816 48 736 48
WIRE 976 48 896 48
WIRE 976 64 976 48
WIRE -368 80 -368 48
WIRE -368 96 -560 96
WIRE -896 112 -960 112
WIRE 448 112 384 112
WIRE -560 144 -560 96
WIRE -560 144 -608 144
WIRE -528 144 -560 144
WIRE -416 144 -448 144
WIRE 384 144 384 112
WIRE 816 144 784 144
WIRE 928 144 896 144
WIRE -960 160 -960 112
WIRE -416 192 -416 144
WIRE -416 192 -560 192
WIRE -896 240 -960 240
WIRE -560 240 -560 192
WIRE -560 240 -608 240
WIRE -528 240 -560 240
WIRE -416 240 -448 240
WIRE 448 240 384 240
WIRE 784 240 784 144
WIRE 784 240 736 240
WIRE 816 240 784 240
WIRE 928 240 896 240
WIRE 384 272 384 240
WIRE -960 288 -960 240
WIRE -416 304 -416 240
WIRE -416 304 -576 304
WIRE 928 304 928 240
WIRE 928 304 768 304
WIRE -896 352 -1136 352
WIRE -576 352 -576 304
WIRE -576 352 -608 352
WIRE -528 352 -576 352
WIRE -416 352 -448 352
WIRE 448 352 208 352
WIRE 768 352 768 304
WIRE 768 352 736 352
WIRE 816 352 768 352
WIRE 928 352 896 352
WIRE -896 400 -1024 400
WIRE -576 400 -608 400
WIRE -416 400 -416 352
WIRE -416 400 -576 400
WIRE -304 400 -416 400
WIRE 448 400 320 400
WIRE 768 400 736 400
WIRE 928 400 928 352
WIRE 928 400 768 400
WIRE -1024 432 -1024 400
WIRE 320 432 320 400
WIRE -304 448 -304 400
WIRE -576 464 -576 400
WIRE 768 464 768 400
WIRE -1136 512 -1136 352
WIRE 208 512 208 352
WIRE -304 544 -304 512
WIRE 320 544 320 512
WIRE -1024 560 -1024 512
WIRE 208 624 208 592
WIRE -1136 640 -1136 592
FLAG -368 80 COM
FLAG -960 288 COM
FLAG -576 464 COM
FLAG 208 -96 0
FLAG 384 272 0
FLAG 768 464 0
FLAG 976 64 0
FLAG -48 -640 H2+
FLAG 32 -432 H2-
FLAG 384 -640 H1+
FLAG 384 -432 H1-
FLAG 208 -256 VSYS
FLAG -1136 640 COM
FLAG -1024 560 COM
FLAG 208 624 0
FLAG 320 544 0
FLAG 384 144 0
FLAG -304 544 0
FLAG 928 144 VSYS
FLAG -960 160 COM
FLAG -1136 -96 COM
FLAG -1136 -256 VSYS_1
FLAG -368 96 VSYS_1
SYMBOL res -432 -160 R90
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res -432 -64 R90
SYMATTR InstName R2
SYMATTR Value 82
SYMBOL cap -112 -304 R0
SYMATTR InstName C1
SYMATTR Value 2.2
SYMBOL cap -16 -304 R0
SYMATTR InstName C2
SYMATTR Value 2.2
SYMBOL res -432 128 R90
SYMATTR InstName R3
SYMATTR Value 27k
SYMBOL res -544 224 M90
SYMATTR InstName R4
SYMATTR Value 4.3k
SYMBOL res -544 336 M90
SYMATTR InstName R5
SYMATTR Value 20k
SYMBOL res -432 32 R90
SYMATTR InstName R7
SYMATTR Value 120k
SYMBOL res 256 -592 R90
SYMATTR InstName R9
SYMATTR Value 2
SYMBOL res 256 -512 R90
SYMATTR InstName R10
SYMATTR Value 2
SYMBOL res 912 -160 R90
SYMATTR InstName R11
SYMATTR Value 1k
SYMBOL res 912 -64 R90
SYMATTR InstName R12
SYMATTR Value 82
SYMBOL res 912 128 R90
SYMATTR InstName R13
SYMATTR Value 27k
SYMBOL res 800 224 M90
SYMATTR InstName R14
SYMATTR Value 4.3k
SYMBOL res 800 336 M90
SYMATTR InstName R15
SYMATTR Value 20k
SYMBOL res 912 32 R90
SYMATTR InstName R17
SYMATTR Value 120k
SYMBOL voltage 208 -240 R0
SYMATTR InstName V3
SYMATTR Value 5
SYMBOL res 416 -64 R90
SYMATTR InstName R18
SYMATTR Value 20k
SYMBOL cap 1024 -400 R0
SYMATTR InstName C13
SYMATTR Value 2.2
SYMBOL cap 1120 -400 R0
SYMATTR InstName C14
SYMATTR Value 2.2
SYMBOL res -144 -208 R90
SYMATTR InstName R19
SYMATTR Value 4.7
SYMBOL res -144 -16 R90
SYMATTR InstName R20
SYMATTR Value 4.7
SYMBOL res 1024 -208 M180
SYMATTR InstName R22
SYMATTR Value 4.7
SYMBOL res 1120 -208 M180
SYMATTR InstName R23
SYMATTR Value 4.7
SYMBOL voltage -1136 496 R0
SYMATTR InstName V5
SYMATTR Value pulse(5 0 60081u 10n 10n 60u 160u 62)
SYMBOL voltage -1024 416 R0
SYMATTR InstName V6
SYMATTR Value pwl(0 0 +10u 3 60080u 3 +10n 0 70701u 0 +10n 3)
SYMBOL voltage 208 496 R0
SYMATTR InstName V8
SYMATTR Value pulse(5 0 71081u 10n 10n 60u 160u 62)
SYMBOL voltage 320 416 R0
SYMATTR InstName V9
SYMATTR Value pwl(0 0 +10u 3 71080u 3 +10n 0 81702u 0 +10n 3)
SYMBOL MAX22288 592 64 R0
SYMATTR InstName U2
SYMBOL cap -320 448 R0
SYMATTR InstName C8
SYMATTR Value 1n
SYMBOL MAX22288 -752 64 R0
SYMATTR InstName U1
SYMBOL voltage -1136 -240 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res -928 -64 R90
SYMATTR InstName R6
SYMATTR Value 20k