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OP484FS Datasheet(PDF) 17 Page - Analog Devices

Part # OP484FS
Description  Precision Rail-to-Rail Input & Output Operational Amplifiers
PDF  20 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

OP484FS Datasheet(HTML) 17 Page - Analog Devices

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REV. 0
–17–
OP184/OP284/OP484
*OP284 SPICE Macro-model
9/94 / Rev. A
*
ARG/ADI
*
* Copyright 1995 by Analog Devices
*
* Refer to “README.DOC” file for License Statement. Use of
this model
* indicates your acceptance of the terms and provisions in the
License
* Statement.
*
* Node assignments
*
noninverting input
*
| inverting input
*
| | positive supply
*
| | |
negative supply
*
| | |
|
output
*
| | |
| |
.SUBCKT OP284
1 2 99 50 45
*
* INPUT STAGE
*
Q1
5
2
3
QIN 1
Q2
6
11
3
QIN 1
Q3
7
2
4
QIP 1
Q4
8
11
4
QIP 1
DC1
2
11
DC
DC2
11
2
DC
Q5
4
9
99
QIP 1
Q6
9
9
99
QIP 1
Q7
3
10
50
QIN 1
Q8
10
10
50
QIN 1
R1
99
5
4E3
R2
99
6
4E3
R3
7
50
4E3
R4
8
50
4E3
IREF
9
10
50.5E-6
EOS
1
11
POLY(2) (22,98) (14,98) -25E-6 1E-2 1
IOS
2
1
5E-9
CIN
1
2
2E-12
GN1
98
1
(17,98) 1E-3
GN2
98
2
(23,98) 1E-3
*
* VOLTAGE NOISE SOURCE WITH FLICKER NOISE
*
VN1
13
98
DC 2
VN2
98
15
DC 2
DN1
13
14
DEN
DN2
14
15
DEN
*
* CURRENT NOISE SOURCE WITH FLICKER NOISE
*
VN3
16
98
DC 2
VN4
98
18
DC 2
DN3
16
17
DIN
DN4
17
18
DIN
*
* 2ND CURRENT NOISE SOURCE WITH FLICKER
NOISE
*
VN5
19
98
DC 2
VN6
98
24
DC 2
DN5
19
23
DIN
DN6
23
24
DIN
*
* GAIN STAGE
*
EREF
98
0
POLY(2) (99,0) (50,0) 0 0.5 0.5
G1
98
20
POLY(2) (6,5) (8,7) 0 0.5E-3 0.5E-3
R9
20
98
1E3
*
* COMMON MODE STAGE WITH ZERO AT 100Hz
*
ECM
98
21
POLY(2) (1,98) (2,98) 0 0.5 0.5
R10
21
22
1
R11
22
98
100E-6
C4
21
22
1.592E-3
*
* NEGATIVE ZERO AT 20MHz
*
E1
27
98
(20,98) 1E6
R17
27
28
1
R18
28
98
1E-6
C8
25
26
7.958E-9
ENZ
25
98
(27,28) 1
VNZ
26
98
DC 0
FNZ
27
28
VNZ -1
*
* POLE AT 40MHz
*
G4
98
29
(28,98) 1
R19
29
98
1
C9
29
98
3.979E-9
*
* POLE AT 40MHz
*
G5
98
30
(29,98) 1
R20
30
98
1
C10
30
98
3.979E-9
*
* OUTUT STAGE
*
ISY
99
50
0.276E-3
GIN
50
31
POLY(1) (30,98) .862574E-6 505.879E-6
RIN
31
50
2.75E6
VB
99
32
0.7
Q11
32
31
33
QON 1
R21
33
34
4.5E3
I1
34
50
50E-6
R22
99
35
6E3
Q12
36
36
35
QOP 1
I2
36
50
50E-6
R23
99
37
2.6E3
R24
34
38
5E3
Q13
39
36
37
QOP 1
Q14
39
38
40
QON 1.5
R25
40
50
40
Q15
39
39
41
QON 1
R26
41
42
1E3
R27
99
43
220
Q16
44
44
43
QOP 1.5
Q17
44
39
42
QON 1
R28
42
50
2E3
VSCP
99
97
DC 0



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