ADS5553IPFPR datasheet(5/24 Pages) TI

5 / 24 page

ADS5553

SLWS158 − FEBRUARY 2005

www.ti.com

ELECTRICAL CHARACTERISTICS

Typ, min, and max values at TA = 25°C, full temperature range is TMIN = −40°C to TMAX = 85°C, sampling rate = 65 MSPS, 50% clock duty

cycle, AVDD = DRVDD = 3.3 V, −1-dBFS differential input, 3-VPP differential clock, and internal reference, unless otherwise noted

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

Power Supply

Total supply current, ICC

VIN = full-scale, fIN = 70 MHz

270

288

Analog supply current, IAVDD

VIN = full-scale, fIN = 70 MHz

220

230

Output buffer supply current, IDRVDD

VIN = full-scale, fIN = 70 MHz, with

10 pF load on digital outputs to ground

Analog only, fIN = 70 MHz

725

760

Power dissipation

Digital power with 10-pF load on digital

outputs to ground, fIN = 70 MHz

165

190

Power dissipation with external reference

Total power with 10-pF load on digital

outputs to ground, fIN = 70 MHz

780

820

Standby power

With clocks running (both channels

off and outputs disabled)

220

250

DIGITAL CHARACTERISTICS

Typ, min, and max values at TA = 25°C, full temperature range is TMIN = −40°C to TMAX = 85°C, and AVDD = DRVDD = 3.3 V, unless otherwise

noted

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

Digital Inputs

High-level input voltage

2.4

Low-level input voltage

0.8

High-level input current

µA

Low-level input current

µA

Input capacitance

Digital Outputs(1)

Low-level output voltage

CLOAD = 10 pF(2)

0.3

0.4

High-level output voltage

CLOAD = 10 pF(2)

2.8

Output capacitance

(1) For optimal performance, all digital output lines (D0:D13), including the output clock, should see a similar load.

(2) Equivalent capacitance to ground of (load + parasitics of transmission lines).

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