AD9739 Ver la hoja de datos (PDF) - Analog Devices

Número de pieza

componentes Descripción

Fabricante

AD9739

14-Bit, 2.5 GSPS, RF Digital-to-Analog Converter

Analog Devices 

AD9739

Data Sheet

AC SPECIFICATIONS

VDDA = VDD33 = 3.3 V, VDDC = VDD = 1.8 V, IOUTFS = 20 mA, fDAC = 2400 MSPS.

Table 4.

Parameter

DYNAMIC PERFORMANCE

DAC Clock Rate

Adjusted DAC Update Rate1

Output Settling Time (tst) to 0.1%

SPURIOUS-FREE DYNAMIC RANGE (SFDR)

fOUT = 100 MHz

fOUT = 350 MHz

fOUT = 550 MHz

fOUT = 950 MHz

TWO-TONE INTERMODULATION DISTORTION (IMD), fOUT2 = fOUT1 + 1.25 MHz

fOUT = 100 MHz

fOUT = 350 MHz

fOUT = 550 MHz

fOUT = 950 MHz

NOISE SPECTRAL DENSITY (NSD), 0 dBFS SINGLE TONE

fOUT = 100 MHz

fOUT = 350 MHz

fOUT = 550 MHz

fOUT = 850 MHz

WCDMA ACLR (SINGLE CARRIER), ADJACENT/ALTERNATE ADJACENT CHANNEL

fDAC = 2457.6 MSPS fOUT = 350 MHz

fDAC = 2457.6 MSPS, fOUT = 950 MHz

fDAC = 2457.6 MSPS, fOUT = 1700 MHz (Mix Mode)

fDAC = 2457.6 MSPS, fOUT = 2100 MHz (Mix Mode)

Min

Typ

Max Unit

800

800

13

2500

2500

MSPS

MSPS

ns

69.5

dBc

58.5

dBc

54

dBc

60

dBc

94

dBc

78

dBc

72

dBc

68

dBc

−166

−161

−160

−160

dBm/Hz

dBm/Hz

dBm/Hz

dBm/Hz

80/80

dBc

78/79

dBc

74/74

dBc

69/72

dBc

1 Adjusted DAC updated rate is calculated as fDAC divided by the minimum required interpolation factor. For the AD9739, the minimum interpolation factor is 1. Thus,

with fDAC = 2500 MSPS, fDAC adjusted = 2500 MSPS.

Rev. E | Page 8 of 50

Share Link: