AD7722AS datasheet(3/24 Pages) AD

Part #	AD7722AS

Description	16-Bit, 195 kSPS CMOS

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Manufacturer	AD [Analog Devices]

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REV. B

AD7722

–3–

A Version

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

LOGIC INPUTS (Excluding CLKIN)

VINH, Input High Voltage

2.0

V

VINL, Input Low Voltage

0.8

V

CLOCK INPUT (CLKIN)

VINH, Input High Voltage

4.0

V

VINL, Input Low Voltage

0.4

V

ALL LOGIC INPUTS

IIN, Input Current

VIN = 0 V to DVDD

±10

µA

CIN, Input Capacitance

10

pF

LOGIC OUTPUTS

VOH, Output High Voltage

|IOUT| = 200

µA

4.0

V

VOL, Output Low Voltage

|IOUT| = 1.6 mA

0.4

V

POWER SUPPLIES

AVDD, AVDD1

4.75

5.25

V

DVDD

4.75

5.25

V

IDD

Total from AVDD and DVDD

75

mA

Power Consumption

375

mW

NOTES

1Operating temperature range is –40

°C to +85°C (A Version).

2Measurement Bandwidth = 0.5

× f

S; Input Level = –0.05 dB.

3T

A = 25

°C to 85°C/T

A = TMIN to TMAX.

4Applies after calibration at temperature of interest.

5Gain error excludes reference error. The ADC gain is calibrated w.r.t. the voltage on the REF2 pin.

Specifications subject to change without notice.

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