AD9148BBCZ datasheet(7/73 Pages) AD

7 / 73 page

Preliminary Technical Data

AD9148

Rev. PrA | Page 7 of 73

AC SPECIFICATIONS

TMIN to TMAX, AVDD33 = 3.3 V, IOVDD = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IOUTFS = 20 mA, maximum sample rate, unless

otherwise noted.

Table 5.

Parameter

Min

Typ

Max

Unit

SPURIOUS-FREE DYNAMIC RANGE (SFDR)

fDAC = 400 MSPS, fOUT = 80 MHz

dBc

fDAC = 600 MSPS, fOUT = 100 MHz

dBc

fDAC = 1000 MSPS, fOUT = 100 MHz

dBc

TWO-TONE INTERMODULATION DISTORTION (IMD)

fDAC = 400 MSPS, fOUT = 100 MHz

dBc

fDAC = 600 MSPS, fOUT = 120 MHz

dBc

fDAC = 1000 MSPS, fOUT = 150 MHz

dBc

NOISE SPECTRAL DENSITY (NSD) EIGHT-TONE, 500 kHz TONE SPACING

fDAC = 200 MSPS, fOUT = 80 MHz

−160

dBm/Hz

fDAC = 400 MSPS, fOUT = 100 MHz

−161

dBm/Hz

fDAC = 800 MSPS, fOUT = 100 MHz

−162.5

dBm/Hz

W-CDMA ADJACENT CHANNEL LEAKAGE RATIO (ACLR), SINGLE CARRIER

fDAC = 737.28 MSPS, fOUT = 100 MHz, PLL Off

−81

dBc

fDAC = 737.28 MSPS, fOUT = 100 MHz, PLL On

−78

dBc

fDAC = 737.28 MSPS, fOUT = 200 MHz, PLL Off

−79

dBc

fDAC = 737.28 MSPS, fOUT = 200 MHz, PLL On

−72.5

dBc

W-CDMA ALTERNATE CHANNEL LEAKAGE RATIO, SINGLE CARRIER

fDAC = 737.28 MSPS, fOUT = 100 MHz, PLL Off

−87

dBc

fDAC = 737.28 MSPS, fOUT = 100 MHz, PLL On

−83

dBc

fDAC = 737.28 MSPS, fOUT = 200 MHz, PLL Off

−84

dBc

fDAC = 737.28 MSPS, fOUT = 200 MHz, PLL On

−80.5

dBc

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