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OP297FS 数据表(PDF) 2 Page - Analog Devices

部件名 OP297FS
功能描述  Dual Low Bias Current Precision Operational Amplifier
PDF  16 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

OP297FS 数据表(HTML) 2 Page - Analog Devices

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8/21/97 4:00 PM
–2–
REV. D
OP297–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
OP297A/E
OP297F
OP297G
Parameter
Symbol
Conditions
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Units
Input Offset Voltage
VOS
25
50
50
100
80
200
µV
Long-Term Input
Voltage Stability
0.1
0.1
0.1
µV/mo
Input Offset Current
IOS
VCM = 0 V
20
100
35
150
50
200
pA
Input Bias Current
IB
VCM = 0 V
20
±100
35
±150
50
±200
pA
Input Noise Voltage
en p-p
0.1 Hz to 10 Hz
0.5
0.5
0.5
µV p-p
Input Noise
en
fO = 10 Hz
20
20
20
nV/
√Hz
Voltage Density
en
fO = 1000 Hz
17
17
17
nV/
√Hz
Input Noise Current Density
in
fO = 10 Hz
20
20
20
fA
√Hz
Input Resistance
Differential Mode
RIN
30
30
30
M
Ω
Input Resistance
Common-Mode
RINCM
500
500
500
G
Ω
Large-Signal
VO = ± 10 V
Voltage Gain
AVO
RL = 2 kΩ
2000
4000
1500
3200
1200
3200
V/mV
Input Voltage Range
IVR
(Note 1)
±13
±14
±13
±14
±13
±14
V
Common-Mode Rejection
CMR
VCM = ± 13 V
120
140
114
135
114
135
dB
Power Supply Rejection
PSR
VS = ± 2 V to ± 20 V 120
130
114
125
114
125
dB
Output Voltage Swing
VO
RL = 10 kΩ± 13
±14
±13
±14
±13
±14
V
VO
RL = 2 kΩ± 13
±13.7
±13
±13.7
±13
±13.7
V
Supply Current Per Amplifier
ISY
No Load
525
625
525
625
525
625
µA
Supply Voltage
VS
Operating Range
± 2
±20
±2
±20
±2
±20
V
Slew Rate
SR
0.05
0.15
0.05
0.15
0.05
0.15
V/
µs
Gain Bandwidth Product
GBWP
AV = +1
500
500
500
kHz
Channel Separation
CS
VO = 20 V p–p
150
150
150
dB
fO = 10 Hz
Input Capacitance
CIN
333
pF
NOTES
1Guaranteed by CMR test.
Specifications subject to change without notice.
ELECTRICAL CHARACTERISTICS
OP297A
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Input Offset Voltage
VOS
45
100
µV
Average Input Offset Voltage Drift
TCVOS
0.2
0.6
µV/°C
Input Offset Current
IOS
VCM = 0 V
60
450
pA
Input Bias Current
IB
VCM = 0 V
60
±450
pA
Large-Signal Voltage Gain
AVO
VO =
±10 V, R
L = 2 k
Ω
1200
2700
V/mV
Input Voltage Range
IVR
(Note 1)
±13
±13.5
V
Common-Mode Rejection
CMR
VCM =
±13
114
130
dB
Power Supply Rejection
PSR
VS =
±2.5 V to ±20 V
114
125
dB
Output Voltage Swing
VO
RL = 10 kΩ± 13
±13.4
V
Supply Current Per Amplifier
ISY
No Load
575
750
µA
Supply Voltage
VS
Operating Range
±2.5
±20
V
NOTES
1Guaranteed by CMR test.
Specifications subject to change without notice.
(@ VS =
15 V, TA = +25 C, unless otherwise noted.)
(@ VS =
15 V, –55 C
≤ T
A
≤ +125 C for OP297A, unless otherwise noted.)



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