AD9121

Data Sheet Dual, 14-Bit, 1230 MSPS, TxDAC+ Digital-to-Analog Converter AD9121 FEATURES Flexible LVDS interface allows word or byte load Single-carrier W-CDMA ACLR = 82 dBc at 122.88 MHz IF Analog output: adjustable 8.7 mA to 31.7 mA, RL = 25 Ω to 50 Ω Integrated 2×/4×/8× interpolator/complexmodulatorallows carrier placement anywhere in the DAC bandwidth Gain, dc offset, and phase adjustment for sideband suppression Multiple chip synchronization interfaces High performance, low noise PLL clock multiplier Digital inverse sinc filter Low power: 1.5 W at 1.2 GSPS, 800 mW at 500 MSPS, full operating conditions 72-lead, exposed paddle LFCSP APPLICATIONS Wireless infrastructure W-CDMA, CDMA2000, TD-SCDMA, WiMAX, GSM, LTE Digital high or low IF synthesis Transmit diversity Wideband communications: LMDS/MMDS, point-to-point GENERAL DESCRIPTION The AD9121 is a dual, 14-bit, high dynamic range digital-toanalog converter (DAC) that provides a sample rate of 1230 MSPS, permitting multicarrie...