DAC3282IRGZT datasheet(7/49 Pages) TI

Part #	DAC3282IRGZT

Description	16-Bit, 625 MSPS, 2x Interpolating, Dual-Channel Digital-to-Analog Converter (DAC)

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Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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DAC3282

www.ti.com

SLAS646 – DECEMBER 2009

ELECTRICAL CHARACTERISTICS – DC SPECIFICATIONS

(1)

(continued)

over recommended operating free-air temperature range, nominal supplies, IOUTFS = 20 mA (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

POWER SUPPLY

AVDD33

3.0

3.3

3.6

V

DACVDD18, DIGVDD18, CLKVDD18

1.7

1.8

1.9

V

I(AVDD33)

Analog supply current

96

mA

I(DIGVDD18)

Digital supply current

268

mA

Mode 1(below)

I(DACVDD18)

DAC supply current

74

mA

I(CLKVDD18)

Clock supply current

10

mA

Power down mode analog supply

I(AVDD33)

2

mA

current

Power down mode digital supply

I(DIGVDD18)

3

mA

current

Mode 4 (below)

Power down mode DAC supply

I(DACVDD18)

0.5

mA

current

Power down mode clock supply

I(CLKVDD18)

1

mA

current

Mode 1: fDAC = 625MSPS, 2x interpolation, mixer on,

950

1100

mW

Digital Offset Control on

Mode 2: fDAC = 491.52MSPS, 2x interpolation, Zero-IF

845

mW

Correction Filter on, mixer off, Digital Offset Control on

Mode 3: Sleep Mode, fDAC = 625MSPS, 2X interpolation,

mixer on,

P

Power Dissipation

575

mW

DAC in sleep mode:

CONFIG24 sleepa, sleepb set to 1

Mode 4: Power-Down mode, No clock, static data pattern,

DAC in power-down mode:

15

mW

CONFIG23 clkpath_sleep_a, clkpath_sleepb set to 1

CONFIG24 clkrecv_sleep, sleepa, sleepb set to 1

PSRR

Power Supply Rejection Ratio

DC tested

–0.4

0.4

%/FSR/V

T

Operating Range

–40

25

85

°C

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