OP179/OP279

–15–

REV. F

R10

16

98

10

C3

15

16

15.915E-12

*

* ZERO AT 1.5 MHz

*

E1

14

98

(9,39) 1E6

R5

14

18

1E6

R6

18

98

1

C4

14

18

106.103E-15

*

* BIAS CURRENT-VS-COMMON-MODE VOLTAGE

*

EP

97

0

(99,0) 1

EN

51

0

(50,0) 1

V3

20

21

1.6

V4

22

23

2.8

R12

97

20

530

R13

23

51

1E3

D13

15

21

DX

D14

22

15

DX

FIB

98

24

POLY(2) V3 V4 0 –1 1

RIB

24

98

10E3

E3

97

25

POLY(1) (99,39) –1.63 1

E4

26

51

POLY(1) (39,50) –2.73 1

D15

24

25

DX

D16

26

24

DX

*

* POLE AT 6 MHz

*

G6

98

40

(18,39)

1E

6

R20

40

98

1E6

C10

40

98

26.526E-15

*

* OUTPUT STAGE

*

RS1

99

39

6.0345E3

RS2

39

50

6.0345E3

RO1

99

45

40

RO2

45

50

40

G7

45

99

(99,40) 25E-3

G8

50

45

(40,50) 25E-3

G9

98

60

(45,40) 25E-3

D9

60

61

DX

D10

62

60

DX

V7

61

98

DC

0

V8

98

62

DC 0

FSY

99

50

POLY(2) V7 V8 1.711E-3

1

1

D11

41

45

DZ

D12

45

42

DZ

V5

40

41

1.54

V6

42

40

1.54

.MODEL

DX

D()

.MODEL

DZ

D(IS=1E-6)

.MODEL

QN NPN(BF=300)

.ENDS

OP179/OP279 Spice Macro Model

* OP179/OP279 SPICE Macro-model

Rev. A, 5/94

*

ARG / ADI

*

* Copyright 1994 by Analog Devices

*

* Refer to “README.DOC” file for License Statement. Use of

* this model indicates your acceptance of the terms and pro-

* visions in the License Statement.

*

* Node assignments

*

noninverting input

*

|

inverting input

*

|

|

positive supply

*

|

|

|

negative supply

*

||||

output

*

|||||

.SUBCKT OP179/OP279 3

2

99 50 45

*

* INPUT STAGE AND POLE AT 6 MHz

*

I1

1

50

60.2E-6

Q1

5

2

7 QN

Q2

6

4

8 QN

D1

4

2

DX

D2

2

4

DX

R1

1

7

1.628E3

R2

1

8

1.628E3

R3

5

99

2.487E3

R4

6

99

2.487E3

C1

5

6

5.333E-12

EOS

4

3

POLY(1) (16,39) 0.25E-3 50.118

IOS

2

3

5E-9

GB1

2

98

(24,98) 100E-9

GB2

4

98

(24,98) 100E-9

CIN

2

3

1E-12

*

* GAIN STAGE AND DOMINANT POLE AT 16 Hz

*

EREF

98

0

(39,0) 1

G1

98

9

(5,6) 402.124E-6

R7

9

98

497.359E6

C2

9

98

20E-12

V1

99

10

0.58

V2

11

50

0.47

D5

9

10

DX

D6

11

9

DX

*

* COMMON-MODE STAGE WITH ZERO AT 10 kHz

*

ECM

15

98

POLY(2) (3,39) (2,39) 0 0.5 0.5

R9

15

16

1E6