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參數資料
| 型號： | OP249GSZ-REEL7 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 運算放大器 |
| 英文描述： | Dual, Precision JFET High Speed Operational Amplifier; Package: SOIC; No of Pins: 8; Temperature Range: Industrial |
| 中文描述： | DUAL OP-AMP, 3600 uV OFFSET-MAX, 4.7 MHz BAND WIDTH, PDSO8 |
| 封裝： | ROHS COMPLIANT, MS-012AA, SOIC-8 |
| 文件頁數： | 15/20頁 |
| 文件大?。?/td> | 464K |
| 代理商： | OP249GSZ-REEL7 |
OP249
Rev. G | Page 4 of 20
VS = ±15 V, TA = 25°C, unless otherwise noted.
Table 2.
Parameter
Symbol
Conditions
OP249G
Unit
Min
Typ
Max
Offset Voltage
VOS
VCM = 0 V
0.4
2.0
mV
Input Bias Current
IB
VCM = 0 V, TA = 25°C
40
75
pA
Input Offset Current
IOS
VCM = 0 V TA = 25°C
10
25
pA
Input Voltage Range1
IVR
12.5
V
±11
V
12.0
V
Common-Mode Rejection
CMR
VCM = ±11 V
76
90
dB
Power Supply Rejection Ratio
PSRR
VS = ±4.5 V to ±18 V
12
50
μV/V
Large Signal Voltage Gain
AVO
VO = ±10 V; RL = 2 kΩ
500
1100
V/mV
Output Voltage Swing
VO
RL = 2 kΩ
12.5
V
±12.0
V
12.5
V
Short-Circuit Current Limit
ISC
Output shorted to ground
36
mA
±20
±50
mA
33
mA
Supply Current
ISY
No load; VO = 0 V
5.6
7.0
mA
Slew Rate
SR
RL = 2 kΩ, CL = 50 pF
18
22
V/μs
Gain Bandwidth Product2
GBW
4.7
MHz
Settling Time
tS
10 V step 0.01%
0.9
1.2
μs
Phase Margin
ΘM
0 dB gain
55
Degree
Differential Input Impedance
ZIN
1012||6
Ω||pF
Open-Loop Output Resistance
RO
35
Ω
Voltage Noise
en p-p
0.1 Hz to 10 Hz
2
μV p-p
Voltage Noise Density
en
fO = 10 Hz
75
nV/√Hz
fO = 100 Hz
26
nV/√Hz
fO = 1 kHz
17
nV/√Hz
fO = 10 kHz
16
nV/√Hz
Current Noise Density
in
fO = 1 kHz
0.003
pA/√Hz
Voltage Supply Range
VS
±4.5
±15
±18
V
1 Guaranteed by CMR test.
2 Guaranteed by design.
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