參數(shù)資料
型號: op191
廠商: Analog Devices, Inc.
英文描述: Micropower Single-Supply Rail-to-Rail Input/Output Op Amps(微功耗單電源滿幅度運算放大器)
中文描述: 微功耗單電源軌到軌輸入/輸出運算放大器(微功耗單電源滿幅度運算放大器)
文件頁數(shù): 18/20頁
文件大?。?/td> 487K
代理商: OP191
OP191/OP291/OP491
REV. 0
–18–
* OP491 SPICE Macro-model
*
*
* 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
*
*
*
*
.SUBCK T OP491
1
2
*
* INPUT ST AGE
*
I1
99
7
8.06E-6
Q1
6
4
7
QP
Q2
5
3
7
QP
D1
3
99
DX
D2
4
99
DX
D3
3
4
DX
D4
4
3
DX
R1
3
8
5E3
R2
4
2
5E3
R3
5
50
6.4654E3
R4
6
50
6.4654E3
EOS 8
1
POLY(1) (16,39)
IOS
3
4
50E-12
GB1 3
98
(21,98) 50E-9
GB2 4
98
(21,98) 50E-9
CIN
1
2
1E-12
*
* 1ST GAIN ST AGE
*
EREF 98
0
(39,0)
G1
98
9
(6,5)
R7
9
98
1E6
EC1 99
10
POLY(1) (99,39)
EC2 11
50
POLY(1) (39,50)
D5
9
10
DX
D6
11
9
DX
*
* 2ND GAIN ST AGE AND DOMINANT POLE AT 1.25 Hz
*
G2
98
12
(9,39)
R8
12
98
276.311E6
C2
12
98
16E-12
D7
12
13
DX
D8
14
12
DX
V1
99
13
0.58
V2
14
50
0.58
*
* COMMON-MODE ST AGE
*
ECM 15
98
POLY(2) (1,39) (2,39) 0 0.5 0.5
R9
15
16
1E6
R10
16
98
10
Rev. A, 5/94
ARG/ADI
positive supply
negative supply
output
99
50 45
–0.08E-3
1
1
31.667E-6
–0.52
–0.52
1
1
8E-6
*
* POLE AT 2.5 MHz
*
G3
98
R11
18
C4
18
*
* BIAS CURRENT -VS-COMMON-MODE VOLT AGE
*
EP
97
0
(99,0) 1
VB
99
17
1.3
RB
17
50
1E9
E3
19
0
(15,17) 16
D13 19
20
DX
R12
20
0
1E6
G4
98
21
(20,0) 1E-3
R13
21
98
5E3
D14 21
22
DY
E4
97
22
(POLY(1) (99,98) -0.765 1
*
* POLE AT 100 MHz
*
G6
98
40
(18,39) 1E-6
R20
40
98
1E6
C10
40
98
1.592E-15
*
* OUT PUT ST AGE
*
RS1
99
39
109.375E3
RS2
39
50
109.375E3
RO1 99
45
41.667
RO2 45
50
41.667
G7
45
99
(99,40) 24E-3
G8
50
45
(40,50) 24E-3
G9
98
60
(45,40) 24E-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 0.207E-3 1 1
D11 41
45
DZ
D12 45
42
DZ
V5
40
41
0.131
V6
42
40
0.131
.MODEL DX D()
.MODEL DY D(IS=1E-9)
.MODEL DZ D(IS=1E-6)
.MODEL QP PNP(BF=66.667)
.ENDS
18
98
98
(12,39) 1E-6
1E6
63.662E-15
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