参数资料
型号: OP497
厂商: Analog Devices, Inc.
英文描述: Precision Picoampere Input Current Quad Operational Amplifier
中文描述: 精密Picoampere输入电流四路运算放大器
文件页数: 11/12页
文件大小: 302K
代理商: OP497
REV. D
OP497
–11–
*
Node assignments
*
*
*
*
*
*
*
SUBCKT OP497 1
*
*
INPUT STAGE AND POLE AT 6 MHz
*
RIN1 1
7
2500
RIN2 2
8
2500
R1
8
3
6.782E8
R2
7
3
6.782E8
R3
5
99
542.57
R4
6
99
542.57
CIN 7
8
3E-12
C2
5
6
24.445E-12
I1
4
50
0.1E-3
IOS
7
8
15E-12
EOS 9
7
POLY(1) 16
Q1
5
8
10
Q2
6
9
11
R5
10
4
25.374
R6
11
4
25.374
D1
8
9
DX
D2
9
8
DX
*
EREF98
0
21
*
*
GAIN STAGE AND DOMINANT POLE AT 0.11 Hz
*
R7
1
98
2.1703E9
C3
2
98
666.67E-12
G1
98
12
5
V1
99
13
1.275
V2
11
9
1.275
D3
12
13
DX
D4
14
12
DX
*
*
COMMON-MODE GAIN NETWORK WITH ZERO AT 50 MHz
*
RCM1 15
16
1E6
CCM
15
16
3.18E-9
RCM2 16
98
1
ECM
15
98
3
21
177.83E-3
noninverting input
inverting input
positive supply
negative supply
output
2
99
50 27
21 40E-6
1
QX
QX
0
1
*
NEGATIVE ZERO AT 1.8 MHz
*
E1
17
98
R8
17
18
C4
17
18
R9
18
98
*
*
POLE AT 6 MHz
*
G2
98
19
R15
20
98
C8
20
98
*
*
POLE AT 1.8 MHz
*
G6
98
20
R20
20
98
C10
20
98
*
*
OUTPUT STAGE
*
R16
99
21
R17
21
50
ISY
99
50
V3
23
22
D5
20
23
V4
22
24
D6
24
20
D7
99
25
G4
25
50
D9
50
25
D8
99
26
G5
26
50
D10
50
26
G6
22
99
R18
99
22
G7
50
22
R19
22
50
L1
22
27
*
*
MODELS USED
*
.MODEL QX NPN (BF = 1.25E6)
.MODEL DX (IS = 1E-15)
.MODEL DZ D(IS = 1E-15 BV = 50)
.ENDS OP497
12
1E6
–88.419E-15
1
21
1E6
18
1E6
26.526E-15
21
1E-6
19
1E6
88.419E-15
21
1E-6
160 k
160 k
331E-6
1.9
DX
1.9
DX
DX
20
DY
DX
22
DY
99
200
20
200
0.1E-6
22
5E-3
20
5E-3
20
5E-3
50
5E-3
Table I. OP497 SPICE Net-List
相关PDF资料
PDF描述
OP497AY Precision Picoampere Input Current Quad Operational Amplifier
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