AD9773 is a 12-bit, 160 MSPS, 2×/4×/8× interpolating dual TxDAC D/A converter. It features selectable 2×/4×/8× interpolating filter, programmable channel gain and offset adjustment, fS/2, fS/4, fS/8 digital quadrature modulation capability, direct IF transmission mode, support for 70 MHz+ IFs, and enables image rejection architecture. The device also features a compatible SPI port with excellent ac performance SFDR −69 dBc @ 2 MHz to 35 MHz, WCDMA ACPR −69 dB @ IF = 19.2 MHz, internal PLL clock multiplier, selectable internal clock divider, versatile clock input, differential/single-ended sine wave or TTL/CMOS/LVPECL compatible versatile input data interface, Twos complement/straight binary data coding, dual-port or single-port interleaved input data, and single 3.3 V supply operation.