參數(shù)資料
型號(hào)： OPA211AI
廠商： Texas Instruments, Inc.
英文描述： 1.1nV/☆Hz Noise, Low Power, Precision Operational Amplifier in Small DFN-8 Package
中文描述： 1.1nV /☆赫茲噪聲，低功耗，高精度運(yùn)算放大器，小DFN - 8封裝
文件頁(yè)數(shù)： 4/17頁(yè)
文件大?。?/td> 407K
代理商： OPA211AI
www.ti.com
ELECTRICAL CHARACTERISTICS: V
S
= ±2.25V to ±18V
BOLDFACE
limits apply over the specified temperature range, T
A
= –40
°
C to +125
°
C.
At T
A
= +25
°
C and R
L
= 10k
, unless otherwise noted.
OPA211
OPA2211
SBOS377D–OCTOBER 2006–REVISED FEBRUARY 2008
Standard Grade
OPA211A, OPA2211A
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
OFFSET VOLTAGE
Input Offset Voltage
V
OS
V
S
= ±15V
±30
±125
μ
V
Drift
dV
OS
/dT
0.35
μ
V/
°
C
vs Power Supply
PSRR
V
S
= ±2.25V to ±18V
0.1
1
μ
V/V
Over Temperature
3
μ
V/V
INPUT BIAS CURRENT
Input Bias Current
I
B
V
CM
= 0V
±60
±175
nA
Over Temperature
±200
nA
Offset Current
I
OS
V
CM
= 0V
±25
±100
nA
Over Temperature
±150
nA
NOISE
Input Voltage Noise
e
n
f = 0.1Hz to 10Hz
80
nV
PP
Input Voltage Noise Density
f = 10Hz
2
nV/
√
Hz
f = 100Hz
1.4
nV/
√
Hz
f = 1kHz
1.1
nV/
√
Hz
Input Current Noise Density
i
n
f = 10Hz
3.2
pA/
√
Hz
f = 1kHz
1.7
pA/
√
Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
V
CM
V
S
≥
±5V
(V–) + 1.8
(V+) – 1.4
V
V
S
< ±5V
(V–) + 2
(V+) – 1.4
V
Common-Mode Rejection Ratio
CMRR
V
S
≥
±5V, (V–) + 2V
≤
V
CM
≤
(V+) – 2V
114
120
dB
V
S
< ±5V, (V–) + 2V
≤
V
CM
≤
(V+) – 2V
110
120
dB
INPUT IMPEDANCE
Differential
20k || 8
|| pF
Common-Mode
|| pF
10
9
|| 2
OPEN-LOOP GAIN
Open-Loop Voltage Gain
A
OL
(V–) + 0.2V
≤
V
≤
(V+) – 0.2V,
R
L
= 10k
114
130
dB
A
OL
(V–) + 0.6V
≤
V
≤
(V+) – 0.6V,
R
L
= 600
110
114
dB
Over Temperature
A
OL
(V–) + 0.6V
≤
V
≤
(V+) – 0.6V,
I
O
≤
15mA
110
dB
A
OL
(V–) + 0.6V
≤
V
O
≤
(V+)–0.6V
15mA
≤
I
O
≤
30mA
103
dB
FREQUENCY RESPONSE
Gain-Bandwidth Product
GBW
G = 100
80
MHz
G = 1
45
MHz
Slew Rate
SR
27
V/
μ
s
Settling Time, 0.01%
t
S
V
S
= ±15V, G = –1, 10V Step, C
L
= 100pF
400
ns
0.0015% (16-bit)
V
S
= ±15V, G = –1, 10V Step, C
L
= 100pF
700
ns
Overload Recovery Time
G = –10
500
ns
Total Harmonic Distortion + Noise
THD+N
G = +1, f = 1kHz,
V
O
= 3V
RMS
, R
L
= 600
0.000015
%
–136
dB
4
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Copyright 2006–2008, Texas Instruments Incorporated
Product Folder Link(s):
OPA211 OPA2211
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OPA211AID 功能描述:運(yùn)算放大器 - 運(yùn)放 1.1nV/rtHz Noise Lo Pwr Prec Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA211AIDG4 功能描述:運(yùn)算放大器 - 運(yùn)放 1.1nV/rtHz Noise Low Pwr Prec Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA211AIDGKR 功能描述:運(yùn)算放大器 - 運(yùn)放 1.1nV/rtHz Noise Lo Pwr Prec Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA211AIDGKRG4 功能描述:運(yùn)算放大器 - 運(yùn)放 1.1nV/rtHz Noise Lo Pwr Prec Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
OPA211AIDGKT 功能描述:運(yùn)算放大器 - 運(yùn)放 1.1nV/rtHz Noise Lo Pwr Prec Op Amp RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比（最小值）:63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流（最大值）:10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
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