AD8591/AD8592/AD8594

–14–

REV. A

CPS2 50 71 1E-5

EPSY 98 72 POLY(2) (70,0) (0,71) 0 1 1

RPS3 72 73 1.59E6

CPS3 72 73 500E-12

RPS4 73 98 80

*

* INTERNAL VOLTAGE REFERENCE

*

EREF 98

0 POLY(2) (99,0) (50,0) 0 .5 .5

GSY

99 50 POLY(1) (99,50) 20E-6 10E-7

*

* SHUTDOWN SECTION

*

E1 81 98 (80,50) 1

R1 81 82 1E3

C3 82 98 1E-9

*

* VOLTAGE NOISE REFERENCE OF 30nV/rt(Hz)

*

VN1 60 0 0

RN1 60 0 16.45E-3

HN

61 0 VN1 30

RN2 61 0 1

*

* GAIN STAGE

*

G2

98 30 POLY(2) (4,6) (10,11) 0 2.19E-5 +2.19E-5

R2

30 98 13E6

CF

45 30 5E-12

S5

30 98 (98,82) SCLOSE

D3

30 31 DX

D4

32 30 DX

V3

99 31 0.6

V4

32 50 0.6

*

* OUTPUT STAGE

*

M5

45 46 99 99 POX L=0.8E-6 W=16E-3

M6

45 47 50 50 NOX L=0.8E-6 W=16E-3

EG1 99 48 POLY(1) (98,30) 1.06 1

EG2 49 50 POLY(1) (30,98) 1.05 1

RG1 48 46 10E3

RG2 49 47 10E3

S6

46 99 (98,82) SCLOSE

S7

47 50 (98,82) SCLOSE

*

* MODELS

*

.MODEL PIX PMOS (LEVEL=2,KP=20E-6,VTO=-0.7, LAMBDA=0.01,AF=1,KF=1E-31)

.MODEL NIX NMOS (LEVEL=2,KP=20E-6,VTO=0.7, LAMBDA=0.01,AF=1,KF=1E-31)

.MODEL POX PMOS (LEVEL=2,KP=8E-6,VTO=-1, LAMBDA=0.067)

.MODEL NOX NMOS (LEVEL=2,KP=13.4E-6,VTO=1, LAMBDA=0.067)

.MODEL SOPEN VSWITCH(VON=2.4,VOFF=0.8, RON=10,ROFF=1E9)

.MODEL SCLOSE VSWITCH(VON=-0.8,VOFF=-2.4, RON=10,ROFF=1E9)

.MODEL DX D(IS=1E-14)

.ENDS AD8592