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參數(shù)資料
型號: OP249GSZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 14/20頁
文件大?。?/td> 0K
描述: IC OPAMP JFET 4.7MHZ DUAL 8SOIC
標準包裝: 1,000
放大器類型: J-FET
電路數(shù): 2
轉換速率: 22 V/µs
增益帶寬積: 4.7MHz
電流 - 輸入偏壓: 30pA
電壓 - 輸入偏移: 200µV
電流 - 電源: 5.6mA
電流 - 輸出 / 通道: 36mA
電壓 - 電源,單路/雙路(±): ±4.5 V ~ 18 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SO
包裝: 帶卷 (TR)
Data Sheet
OP249
Rev. H | Page 3 of 20
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
VS = ±15 V, TA = 25°C, unless otherwise noted.
Table 1.
Parameter
Symbol
Conditions
Unit
Min
Typ
Max
Min
Typ
Max
Offset Voltage
VOS
VCM = 0 V
0.2
0.75
0.2
0.9
mV
Offset Stability
1.5
V/month
Input Bias Current
IB
VCM = 0 V, TA = 25°C
30
75
30
75
pA
Input Offset Current
IOS
VCM = 0 V, TA = 25°C
6
25
6
25
pA
Input Voltage Range1
IVR
12.5
V
±11
V
12.5
–12.5
V
Common-Mode Rejection
CMR
VCM = ±11 V
80
90
80
90
dB
Power-Supply Rejection Ratio
PSRR
VS = ± 4.5 V to ±18 V
12
31.6
12
50
V/V
Large Signal Voltage Gain
AVO
VO = ±10 V, RL = 2 k
1000
1400
500
1200
V/mV
Output Voltage Swing
VO
RL = 2 k
12.5
V
±12.0
V
12.5
–12.5
V
Short-Circuit Current Limit
ISC
Output shorted to
ground
36
mA
±20
±50
±20
±50
mA
33
–33
mA
Supply Current
ISY
No load, VO = 0 V
5.6
7.0
5.6
7.0
mA
Slew Rate
SR
RL = 2 k, CL = 50 pF
18
22
18
22
V/s
Gain Bandwidth Product2
GBW
3.5
4.7
3.5
4.7
MHz
Settling Time
tS
10 V step 0.01%3
0.9
1.2
0.9
1.2
s
Phase Margin
ΘM
0 dB gain
55
Degrees
Differential Input Impedance
ZIN
1012||6
||pF
Open-Loop Output Resistance
RO
35
Voltage Noise
en p-p
0.1 Hz to 10 Hz
2
V 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
±4.5
±15
±18
V
1
Guaranteed by CMR test.
2
Guaranteed by design.
3
Settling time is sample tested.
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