参数资料
型号: OP497GS
厂商: ANALOG DEVICES INC
元件分类: 运动控制电子
英文描述: Precision Picoampere Input Current Quad Operational Amplifier
中文描述: QUAD OP-AMP, 250 uV OFFSET-MAX, 0.5 MHz BAND WIDTH, PDSO16
封装: SOIC-16
文件页数: 10/12页
文件大小: 302K
代理商: OP497GS
REV. D
OP497
–10–
OP497 SPICE MACRO-MODEL
Figure 12 and Table I show the node and net list for a SPICE
macro-model of the OP497. The model is a simplified version of
the actual device and simulates important dc parameters such as
V
OS
, I
OS
, I
B
, A
VO
, CMR, V
O
, and I
SY
. AC parameters such as slew
rate, gain and phase response, and CMR change with frequency
are also simulated by the model.
The model uses typical parameters for the OP497. The poles and
zeros in the model were determined from the actual open and
closed-loop gain and phase response of the OP497. In this way,
the model presents an accurate ac representation of the actual
device. The model assumes an ambient temperature of 25
°
C.
+
V4
99
20
21
23
24
25
26
22
R16
D9
G4
G5
D10
G7
L1
V3
G6
D8
D7
D5
D6
27
50
I
SY
V
O
R18
R19
R17
G2
R10
CCM
98
ECM
RCM1
RCM2
15
16
C5
19
CNZ
ENZ
RNZ1
RNZ2
17
18
G2
R15
20
C5
IN
+IN
8
9
7
2
1
C
IN
R1
R2
D1
D2
50
10
11
5
6
12
98
14
13
G1
C3
V2
C2
Q1
Q2
R6
R5
99
V1
E
REF
+
R
IN2
E
OS
I
1
R
IN1
I
OS
R3
R4
D3
D4
R7
Figure 12. OP497 Macro Model
相关PDF资料
PDF描述
OP497 Precision Picoampere Input Current Quad Operational Amplifier
OP497AY Precision Picoampere Input Current Quad Operational Amplifier
OP497CY Precision Picoampere Input Current Quad Operational Amplifier
OP497FP Precision Picoampere Input Current Quad Operational Amplifier
OP497FS Precision Picoampere Input Current Quad Operational Amplifier
相关代理商/技术参数
参数描述
OP-497GS 制造商:AD 制造商全称:Analog Devices 功能描述:PRECISION PICOAMPERE INPUT CURRENT QUAD OPERATIONAL AMPLIFIER
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OP497GSZ 制造商:Analog Devices 功能描述:Operational Amplifier (Op-Amp) IC
OP497GSZ1 制造商:AD 制造商全称:Analog Devices 功能描述:Precision Picoampere Input Current Quad Operational Amplifier