AD8531(1999) データシートの表示（PDF） - Analog Devices

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AD8531
(Rev.:1999)

Low Cost, 250 mA Output Single-Supply Amplifiers

Analog Devices 

AD8531/AD8532/AD8534

ELECTRICAL CHARACTERISTICS (@ VS = +5.0 V, VCM = 2.5 V, TA = +25؇C unless otherwise noted)

Parameter

Symbol

Conditions

Min Typ

Max

Unit

INPUT CHARACTERISTICS

Offset Voltage

Input Bias Current

Input Offset Current

Input Voltage Range

VOS

–40°C ≤ TA ≤ +85°C

IB

–40°C ≤ TA ≤ +85°C

IOS

–40°C ≤ TA ≤ +85°C

25

30

5

50

60

1

25

30

0

5

Common-Mode Rejection Ratio

Large Signal Voltage Gain

Offset Voltage Drift

Bias Current Drift

Offset Current Drift

CMRR

AVO

∆VOS/∆T

∆IB/∆T

∆IOS/∆T

VCM = 0 V to 5 V

38 47

RL = 2 kΩ, VO = 0.5 V to 4.5 V 15 80

–40°C ≤ TA ≤ +85°C

20

50

20

mV

mV

pA

pA

pA

pA

V

dB

V/mV

µV/°C

fA/°C

fA/°C

OUTPUT CHARACTERISTICS

Output Voltage High

Output Voltage Low

Output Current

Closed-Loop Output Impedance

VOH

VOL

IOUT

ZOUT

IL = 10 mA

–40°C ≤ TA ≤ +85°C

IL = 10 mA

–40°C ≤ TA ≤ +85°C

f = 1 MHz, AV = 1

4.9 4.94

V

4.85

V

50

100

mV

125

mV

± 250

mA

40

Ω

POWER SUPPLY

Power Supply Rejection Ratio

Supply Current/Amplifier

PSRR

ISY

VS = 3 V to 6 V

VO = 0 V

–40°C ≤ TA ≤ +85°C

45 55

dB

0.75 1.25

mA

1.75

mA

DYNAMIC PERFORMANCE

Slew Rate

Full-Power Bandwidth

Settling Time

Gain Bandwidth Product

Phase Margin

Channel Separation

SR

BWp

tS

GBP

φo

CS

RL = 2 kΩ

1% Distortion

To 0.01%

f = 1 kHz, RL = 2 kΩ

5

V/µs

350

kHz

1.4

µs

3

MHz

70

Degrees

65

dB

NOISE PERFORMANCE

Voltage Noise Density

en

Voltage Noise Density

en

Current Noise Density

in

Specifications subject to change without notice.

f = 1 kHz

f = 10 kHz

f = 1 kHz

45

nV/√Hz

30

nV/√Hz

0.05

pA/√Hz

REV. B

–3–

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