參數(shù)資料
型號(hào)： OPA348AI
廠商： Texas Instruments, Inc.
英文描述： 1MHz, 45レA, CMOS, Rail-to-Rail OPERATIONAL AMPLIFIERS
中文描述： 1MHz的，45レ甲型，CMOS，軌至軌運(yùn)算放大器
文件頁(yè)數(shù)： 3/17頁(yè)
文件大?。?/td> 329K
代理商： OPA348AI
OPA348, 2348, 4348
SBOS213C
3
www.ti.com
OPA348
OPA2348
OPA4348
ELECTRICAL CHARACTERISTICS: V
S
= 2.5V to 5.5V
Boldface
limits apply over the specified temperature range,
T
A
=
–
40
°
C to +125
°
C
At T
A
= +25
°
C, R
L
= 100k
connected to V
S
/2 and V
OUT
= V
S
/2, unless otherwise noted.
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
Over Temperature
Drift
vs Power Supply
Over Temperature
Channel Separation, dc
f = 1kHz
V
OS
V
S
= 5V, V
CM
= (V
–
) + 0.8V
1
5
6
mV
mV
μ
V/
°
C
μ
V/V
μ
V/V
μ
V/V
dB
dV
/dT
PSRR
4
V
S
= 2.5V to 5.5V, V
CM
< (V+)
–
1.7V
V
S
= 2.5V to 5.5V, V
CM
< (V+)
–
1.7V
60
175
300
0.2
134
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio
over Temperature
V
(V
–
)
–
0.2
70
66
60
56
(V+) + 0.2
V
dB
dB
dB
dB
CMRR
(V
–
)
–
0.2V < V
< (V+)
–
1.7V
(V
–
) < V
< (V+)
–
1.7V
V
S
= 5.5V, (V
–
)
–
0.2V < V
CM
< (V+) + 0.2V
V
S
= 5.5V, (V
–
) < V
CM
< (V+)
82
71
over Temperature
INPUT BIAS CURRENT
Input Bias Current
Input Offset Current
I
B
±
0.5
±
0.5
±
10
±
10
pA
pA
I
OS
INPUT IMPEDANCE
Differential
Common-Mode
10
13
|| 3
10
13
|| 6
|| pF
|| pF
NOISE
Input Voltage Noise, f = 0.1Hz to 10Hz
Input Voltage Noise Density, f = 1kHz
Input Current Noise Density, f = 1kHz
V
CM
< (V+)
–
1.7V
10
35
4
μ
Vp-p
nV/
√
Hz
fA/
√
Hz
e
n
i
n
OPEN-LOOP GAIN
Open-Loop Voltage Gain
over Temperature
A
OL
V
S
= 5V, R
L
= 100k
, 0.025V < V
O
< 4.975V
V
S
= 5V, R
L
= 100k
, 0.025V < V
O
< 4.975V
V
S
= 5V, R
L
= 5k
, 0.125V < V
O
< 4.875V
V
S
= 5V, R
L
= 5k
, 0.125V < V
O
< 4.875V
94
90
90
88
108
dB
dB
dB
dB
98
over Temperature
OUTPUT
Voltage Output Swing from Rail
over Temperature
R
L
= 100k
, A
OL
> 94dB
R
L
= 100k
, A
OL
> 90dB
R
L
= 5k
, A
OL
> 90dB
R
L
= 5k
, A
OL
> 88dB
18
25
25
125
125
mV
mV
mV
mV
mA
100
over Temperature
Short-Circuit Current
Capacitive Load Drive
I
SC
±
10
C
LOAD
See Typical Characteristics
FREQUENCY RESPONSE
Gain-Bandwidth Product
Slew Rate
Settling Time, 0.1%
0.01%
Overload Recovery Time
Total Harmonic Distortion + Noise
C
L
= 100pF
GBW
SR
1
MHz
V/
μ
s
μ
s
μ
s
μ
s
%
G = +1
0.5
5
7
1.6
t
S
V
S
= 5.5V, 2V Step, G = +1
V
S
= 5.5V, 2V Step, G = +1
V
Gain > V
V
S
= 5.5V, V
O
= 3Vp-p, G = +1, f = 1kHz
THD+N
0.0023
POWER SUPPLY
Specified Voltage Range
Minimum Operating Voltage
Quiescent Current (per amplifier)
over Temperature
V
S
2.5
5.5
V
V
μ
A
μ
A
2.1 to 5.5
45
I
Q
I
O
= 0
65
75
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance
SOT23-5 Surface-Mount
SOT23-8 Surface-Mount
MSOP-8 Surface-Mount
SO-8 Surface-Mount
SO-14 Surface-Mount
TSSOP-14 Surface-Mount
SC70-5 Surface-Mount
–
40
–
65
–
65
125
150
150
°
C
°
C
°
C
θ
JA
200
150
150
150
100
100
250
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
°
C/W
相關(guān)PDF資料
PDF描述
OPA2348AI 1MHz, 45レA, CMOS, Rail-to-Rail OPERATIONAL AMPLIFIERS
OPA4348AI 1MHz, 45レA, CMOS, Rail-to-Rail OPERATIONAL AMPLIFIERS
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
OPA348AID 功能描述:運(yùn)算放大器 - 運(yùn)放 1MHz 45uA RRIO Single 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
OPA348AIDBVR 功能描述:運(yùn)算放大器 - 運(yùn)放 1MHz 45uA RRIO Single 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
OPA348AIDBVRG4 功能描述:運(yùn)算放大器 - 運(yùn)放 1MHz 45uA RRIO Single 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
OPA348AIDBVT 功能描述:運(yùn)算放大器 - 運(yùn)放 1MHz 45uA RRIO Single 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
OPA348AIDBVTG4 功能描述:運(yùn)算放大器 - 運(yùn)放 1MHz 45uA RRIO Single 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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