AD8538-1 查看數據表（PDF） - Analog Devices

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AD8538-1

30 V Zero-Drift, Rail-to-Rail Output Precision Amplifier

Analog Devices 

Data Sheet

ADA4638-1

ELECTRICAL CHARACTERISTICS—5 V OPERATION

VS = 5 V, VCM = VSY/2 V, TA = 25°C, unless otherwise specified.

Table 4.

Parameter

INPUT CHARACTERISTICS

Offset Voltage

Symbol

VOS

Offset Voltage Drift

ΔVOS/ΔT

Input Bias Current

IB

Input Offset Current

IOS

Input Voltage Range

Common-Mode Rejection Ratio

CMRR

Open-Loop Gain

AVO

Input Resistance, Common Mode

Input Capacitance, Differential Mode

Input Capacitance, Common Mode

OUTPUT CHARACTERISTICS

Output Voltage High

RINCM

CINDM

CINCM

VOH

Output Voltage Low

VOL

Short-Circuit Current

Closed-Loop Output Impedance

POWER SUPPLY

Power Supply Rejection Ratio

Supply Current/Amplifier

DYNAMIC PERFORMANCE

Slew Rate

Overload Recovery Time

Settling Time to 0.1%

Unity-Gain Crossover

Phase Margin

Gain Bandwidth Product

−3 dB Closed-Loop Bandwidth

NOISE PERFORMANCE

Voltage Noise

Voltage Noise Density

Current Noise Density

ISC

ZOUT

PSRR

ISY

SR

tS

UGC

ΦM

GBP

f−3dB

en p-p

en

in

Test Conditions/Comments

−40°C ≤ TA ≤ +125°C; SOIC

−40°C ≤ TA ≤ +125°C; LFCSP

−40°C ≤ TA ≤ +125°C; SOIC

−40°C ≤ TA ≤ +125°C; LFCSP

−40°C ≤ TA ≤ +125°C

−40°C ≤ TA ≤ +125°C

VCM = 0 V to 3 V

−40°C ≤ TA ≤ +125°C

RL = 10 kΩ, VO = 0.5 V to +4.5 V

−40°C ≤ TA ≤ +125°C

RL = 10 kΩ to VCM

−40°C ≤ TA ≤ +125°C

RL = 2 kΩ to VCM

−40°C ≤ TA ≤ +125°C

RL = 10 kΩ to VCM

−40°C ≤ TA ≤ +125°C

RL = 2 kΩ to VCM

−40°C ≤ TA ≤ +125°C

f = 1 MHz, AV = +1

VS = 4.5 V to 30 V

−40°C ≤ TA ≤ +125°C

IO = 0 mA

−40°C ≤ TA ≤ +125°C

RL = 10 kΩ, CL = 20 pF, AV = +1

RL = 10 kΩ, CL = 20 pF, AV = −100

VIN = 1 V step, RL = 10 kΩ, CL = 20 pF, AV = −1

VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1

VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1

VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +100

VIN = 20 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1

f = 0.1 Hz to 10 Hz

f = 1 kHz

f = 1 kHz

Min Typ Max

1

13

18

21

0.05

0.08

30 90

230

60 170

200

0

3

118 140

118

125 150

125

75

4

9

4.98 4.984

4.97

4.90 4.92

4.87

7.5 10

15

37 45

70

±22

340

120 143

120

0.8 0.95

1.15

1.5

22

3

1.0

64

1.3

1.8

1.2

70

0.015

Unit

μV

μV

μV

μV/°C

μV/°C

pA

pA

pA

pA

V

dB

dB

dB

dB

GΩ

pF

pF

V

V

V

V

mV

mV

mV

mV

mA

Ω

dB

dB

mA

mA

V/μs

μs

μs

MHz

Degrees

MHz

MHz

μV p-p

nV/√Hz

pA/√Hz

Rev. 0 | Page 5 of 24

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