AD9747-EBZ datasheet(5/28 Pages) AD

5 / 28 page

AD9741/AD9743/AD9745/AD9746/AD9747

Rev. 0 | Page 5 of 28

AC SPECIFICATIONS

TMIN to TMAX, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IFS = 20 mA, full-scale digital input, maximum

sample rate, unless otherwise noted.

Table 3. AD9741, AD9743, and AD9745

AD9741

AD9743

AD9745

Parameter

Min

Typ

Max

Min

Typ

Max

Min

Typ

Max

Unit

SPURIOUS FREE DYNAMIC RANGE (SFDR)

fDAC = 250 MSPS, fOUT = 20 MHz

dBc

fDAC = 250 MSPS, fOUT = 70 MHz

dBc

fDAC = 250 MSPS, fOUT = 180 MHz1

dBc

INTERMODULATION DISTORTION (IMD)

fDAC = 250 MSPS, fOUT = 20 MHz

dBc

fDAC = 250 MSPS, fOUT = 70 MHz

dBc

fDAC = 250 MSPS, fOUT = 180 MHz1

dBc

CROSSTALK

fDAC = 250 MSPS, fOUT = 20 MHz

dBc

fDAC = 250 MSPS, fOUT = 70 MHz

dBc

fDAC = 250 MSPS, fOUT = 180 MHz1

dBc

ADJACENT CHANNEL LEAKAGE RATIO (ACLR) SINGLE

CARRIER WCDMA

fDAC = 245.76 MSPS, fOUT = 15.36 MHz

dBc

fDAC = 245.76 MSPS, fOUT = 61.44 MHz

dBc

fDAC = 245.76 MSPS, fOUT = 184.32 MHz1

dBc

NOISE SPECTRAL DENSITY (NSD)

fDAC = 245.76 MSPS, fOUT = 15.36 MHz

−132

−144

−155

dBm/Hz

fDAC = 245.76 MSPS, fOUT = 61.44 MHz

−132

−144

−155

dBm/Hz

fDAC = 245.76 MSPS, fOUT = 184.32 MHz1

−135

−147

−155

dBm/Hz

1 Mix Mode.

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