參數(shù)資料
型號： OPA2357AIDGSR
英文描述： 250MHz, Rail-to-Rail I/O, CMOS Operational Amplifier with Shutdown
中文描述： 250MHz的，軌至軌I / O，CMOS運算放大器具有關(guān)斷
文件頁數(shù)： 3/23頁
文件大?。?/td> 424K
代理商： OPA2357AIDGSR
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SBOS235C MARCH 2002 REVISED MAY 2004
www.ti.com
3
ELECTRICAL CHARACTERISTICS: V
S
= +2.7V to +5.5V Single-Supply
Boldface
limits apply over the temperature range,
T
A
= 40
°
C to +125
°
C
.
All specifications at TA = +25
°
C, RF = 0
, RL = 1k
connected to VS/2, unless otherwise noted.
OPA357AI
OPA2357AI
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
VOS
VS = +5V
±
2
±
8
10
mV
mV
μ
V/
°
C
μ
V/V
μ
V/V
Specified Temperature Range
Specified Temperature Range
VS = +2.7V to +5.5V, VCM = (VS/2) 0.15V
Specified Temperature Range
vs Temperature
vs Power Supply
dV
OS
/dT
PSRR
4
±
200
±
800
±
900
INPUT BIAS CURRENT
Input Bias Current
Input Offset Current
IB
3
±
1
±
50
±
50
pA
pA
IOS
NOISE
Input Voltage Noise Density
Current Noise Density
en
in
f = 1MHz
f = 1MHz
6.5
50
nV/
√
Hz
fA/
√
Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio
VCM
CMRR
(V) (0.1)
66
64
56
55
(V+) + (0.1V)
V
dB
dB
dB
dB
VS = +5.5V, 0.1V < VCM < +3.5V
Specified Temperature Range
VS = +5.5V, 0.1V < VCM < +5.6V
Specified Temperature Range
80
68
INPUT IMPEDANCE
Differential
Common-Mode
1013 || 2
1013 || 2
|| pF
|| pF
OPEN-LOOP GAIN
Specified Temperature Range
AOL
VS = +5V, +0.3V < VO < +4.7V
VS = +5V, +0.4V < VO < +4.6V
94
90
110
dB
dB
FREQUENCY RESPONSE
Small-Signal Bandwidth
f3dB
f3dB
GBW
f0.1dB
G = +1, VO = 100mVPP, RF = 25
G = +2, VO = 100mVPP
G = +10
G = +2, VO = 100mVPP
VS = +5V, G = +1, 4V Step
VS = +5V, G = +1, 2V Step
VS = +3V, G = +1, 2V Step
G = +1, VO = 200mVPP, 10% to 90%
G = 1, VO = 2VPP, 10% to 90%
VS = +5V, G = +1, 2V Output Step
250
90
100
40
150
130
110
2
11
30
60
5
MHz
MHz
MHz
MHz
V/
μ
s
V/
μ
s
V/
μ
s
ns
ns
ns
ns
ns
Gain-Bandwidth Product
Bandwidth for 0.1dB Gain Flatness
Slew Rate
SR
Rise-and-Fall Time
Settling Time, 0.1%
0.01%
Overload Recovery Time
Harmonic Distortion
2nd-Harmonic
3rd-Harmonic
Differential Gain Error
Differential Phase Error
Channel-to-Channel Crosstalk, OPA2357
VIN Gain = VS
G = +1, f = 1MHz, VO = 2VPP, RL = 200
, VCM = 1.5V
G = +1, f = 1MHz, VO = 2VPP, RL = 200
, VCM = 1.5V
NTSC, RL = 150
NTSC, RL = 150
f = 5MHz
75
83
0.02
0.09
100
dBc
dBc
%
degrees
dB
OUTPUT
Voltage Output Swing from Rail
Specified Temperature Range
Output Current(1)(2), Single, Dual
VS = +5V, RL = 1k
, AOL > 94dB
VS = +5V, RL = 1k
, AOL > 90dB
VS = +5V
VS = +3V
f < 100kHz
0.1
0.3
0.4
V
V
IO
100
mA
mV
50
0.05
35
Closed-Loop Output Impedance
Open-Loop Output Resistance
RO
(1)See typical characteristics
Output Voltage Swing vs Output Current
.
(2)Specified by design.
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