ADA4945-1ACPZ-R7 datasheet(13/57 Pages) AD

номер детали	ADA4945-1ACPZ-R7

подробное описание детали	High Speed, ±0.1 μV/˚C Offset Drift, Fully Differential ADC Driver

PDF	57 Pages

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производитель	AD [Analog Devices]

домашняя страница	http://www.analog.com

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13 / 57 page

Data Sheet

ADA4945-1

analog.com

Rev. A

13 of 57

Table 5. VOCM to VOUT, CM Performance

PARAMETER

SYMBOL

TEST

CONDITIONS/COMMENTS

FULL POWER

MODE

LOW POWER

MODE

UNIT

MIN TYP MAX MIN

TYP

MAX

VOCM DYNAMIC PERFORMANCE

−3 dB Small Signal

Bandwidth

f3dB, VOCM

VOUT,cm = 20 mV p-p

MHz

VOUT,cm = 2 V p-p

3.8

1.3

MHz

Slew Rate

SRVOCM

VOUT,cm = 2 V p-p

V/µs

Input Voltage

Noise

VN, VOCM

f = 100 kHz

nV/√Hz

Gain

ΔVOUT,cm/ΔVOCM, ΔVOCM =

±1 V

0.99

1.01 0.99

1.01

V/V

VOCM CHARACTERISTICS

Input Common-

Mode Voltage

Range

VOCM

−VS

+0.4

+VS

−1.4

−VS

+0.4

+VS

−1.4

Input Resistance

RIN, VOCM

125

kΩ

Offset Voltage

VOS, VOCM

VOS,cm = VOUT,cm − VOCM, VIP =

VIN = VOCM = 0 V, 25°C

±10

±60

±10

±60

TA = 20°C to 85°C

±10

TA= −40°C to +125°C

±20

Input Offset

Voltage Drift

VOS_TC,

VOCM

TA = 20°C to 85°C

±5

µV/°C

TA = −40°C to +125°C

±10

µV/°C

Input Bias

Current

IB, VOCM

TA = 25°C

−220

−160

TA = 20°C to 85°C

−300

−205

TA = −40°C to +125°C

−350

−230

Input Bias

Current Drift

IB_TC, VOCM

TA = 20°C to 85°C

−1.3

−0.75

nA/°C

TA= −40°C to +125°C

−1.5

−1.0

nA/°C

CMRR

CMRRVOCM ΔVOS,dm/ΔVOCM, ΔVOCM = ±1 V

−130

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