ADA4950-1YCPZ-R2 datasheet(4/26 Pages) AD

номер детали	ADA4950-1YCPZ-R2

подробное описание детали	Low Power, Selectable Gain Differential ADC Driver, G = 1, 2, 3

PDF	26 Pages

Scroll/Zoom	100%

производитель	AD [Analog Devices]

домашняя страница	http://www.analog.com

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4 / 26 page

ADA4950-1/ADA4950-2

Data Sheet

Rev. B | Page 4 of 26

VOCM to VOUT,cm Performance

Table 2.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

VOCM DYNAMIC PERFORMANCE

−3 dB Small-Signal Bandwidth

VOUT, cm = 100 mV p-p

250

MHz

−3 dB Large-Signal Bandwidth

VOUT, cm = 2 V p-p

105

MHz

Slew Rate

VIN = 1.5 V to 3.5 V, 25% to 75%

430

V/µs

Input Voltage Noise (Referred to Input)

f = 1 MHz

9.8

nV/√Hz

VOCM INPUT CHARACTERISTICS

Input Voltage Range

–VS + 1.2 to

+VS – 1.2

Input Resistance

kΩ

Input Offset Voltage

V+DIN = V−DIN = 0 V

−6

+0.8

VOCM CMRR

ΔVOUT, dm/ΔVOCM, ΔVOCM = ±1 V

−60

−49

Gain

ΔVOUT, cm/ΔVOCM, ΔVOCM = ±1 V

0.98

1.0

1.01

V/V

General Performance

Table 3.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

POWER SUPPLY

Operating Range

3.0

Quiescent Current per Amplifier

8.8

9.5

10.1

TMIN to TMAX variation

µA/°C

Powered down

0.7

1.0

Power Supply Rejection Ratio

ΔVOUT, dm/ΔVS, ΔVS = 1 V p-p

−96

−84

POWER-DOWN (PD)

PD Input Voltage

Powered down

≤(+VS – 2.5)

Enabled

≥(+VS – 1.8)

Turn-Off Time

600

Turn-On Time

PD Pin Bias Current per Amplifier

Enabled

PD = 5 V

−1.0

+0.2

+1.0

µA

Disabled

PD = 0 V

−250

−180

−140

µA

OPERATING TEMPERATURE RANGE

−40

+105

°C

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