AD9739

Data Sheet FEATURES Direct RF synthesis at 2.5 GSPS update rate DC to 1.25 GHz in baseband mode 1.25 GHz to 3.0 GHz in mix mode Industry leading single/multicarrier IF or RF synthesis fOUT = 350 MHz, ACLR =80 dBc fOUT = 950 MHz, ACLR = 78 dBc fOUT = 2100 MHz, ACLR = 69 dBc Dual-port LVDS data interface Up to 1.25 GSPS operation Source synchronous DDR clocking Pin-compatible with the AD9739A Multichip synchronization capability Programmable output current: 8.7 mA to 31.7 mA Low power: 1.16 W at 2.5 GSPS APPLICATIONS Broadband communications systems Military jammers Instrumentation, automatic test equipment Radar, avionics GENERAL DESCRIPTION The AD9739 is a 14-bit, 2.5 GSPS high performance RF digitalto-analog converter (DAC) capable of synthesizing wideband signals from dc up to 3.0 GHz. Its DAC core features a quadswitch architecture that provides exceptionally low distortion performance with an industry-leading direct RF synthesis capability. This feature enables multicarrier generat...