MAX4174 查看數據表（PDF） - Maxim Integrated
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MAX4174 Datasheet PDF : 20 Pages
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SOT23, Rail-to-Rail, Fixed-Gain
GainAmps/Open-Loop Op Amps
ELECTRICAL CHARACTERISTICS—MAX4174/MAX4175/MAX4274/MAX4275 Fixed-Gain
Amplifiers (continued)
(VCC = +2.5V to +5.5V, VEE = 0, VIN+ = VIN- = VCC / 2, RL to VCC / 2, RL = open, TA = TMIN to TMAX, unless otherwise noted. Typical
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Power-Up Time
Output settling to 1%
1
ms
Slew Rate
SR
VCC = 5V, VOUT = 4V step
0.7
V/µs
Settling Time to Within
0.01%
VCC = 5V, VOUT = 4V step
7
µs
Input Noise Voltage Density
en
f = 10kHz (Note 5)
Input Noise Current Density
in
f = 10kHz
90
nV/√Hz
4
fA/√Hz
Capacitive Load Stability
CLOAD No sustained oscillations
470
pF
DC Gain Accuracy
(VEE + 25mV) < VOUT < (VCC - 25mV),
RL = 100kΩ (Note 6)
0.1
0.5
%
Gain = +1.25V/V
1700
Gain = +3V/V
970
-3dB Bandwidth
Gain = +5V/V
BW-3dB Gain = +10V/V
970
kHz
640
Gain = +25V/V
590
Gain = +51V/V
330
ELECTRICAL CHARACTERISTICS—MAX4281/MAX4282/MAX4284 Open-Loop Op Amps
(VCC = +2.5V to +5.5V, VEE = 0, VIN+ = VIN- = VCC / 2, RL to VCC / 2, RL = open, TA = TMIN to TMAX, unless otherwise noted. Typical
values are at VCC = +5V and TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Supply Voltage Range
VCC Guaranteed by PSRR tests
2.5
5.5
V
Supply Current
(per Amplifier)
Input Offset Voltage
ICC
VCC = 3V
VCC = 5V
VOS RL = 100kΩ
290
450
µA
320
500
µA
±0.5
±2
mV
Input Offset Voltage Drift
±5
µV/°C
Input Bias Current
IBIAS
±0.05 ±10
nA
Input Offset Current
Input Resistance
Input Capacitance
IOS
RIN Differential or common mode
CIN
±10 ±1000 pA
1000
MΩ
2.5
pF
Common-Mode Input
Voltage Range
CMVR Guaranteed by CMRR test
VEE - 0.15
VCC - 1.2 V
Common-Mode Rejection
Ratio
CMRR VEE - 0.15V ≤ VCM ≤ VCC - 1.2V
60
90
dB
Power-Supply Rejection
Ratio
PSRR VCC = 2.5V to 5.5V
70
90
dB
Closed-Loop Output
Impedance
ROUT AV = 1V/V
0.02
Ω
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