GENERAL DESCRIPTION

The AD9737A/AD9739A are 11-bit and 14-bit, 2.5 GSPS high performance RF DACs that are capable of synthesizing wideband signals from dc up to 3 GHz. The AD9737A/AD9739A are pin and functionally compatible with the AD9739 with the exception that the AD9737A/AD9739A do not support synchronization or RZ mode, and are specified to operate between 1.6 GSPS and 2.5 GSPS.

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

Dual-port LVDS data interface

Up to 1.25 GSPS operation

Source synchronous DDR clocking

Pin compatible with the AD9739

Programmable output current: 8.7 mA to 31.7 mA

Low power: 1.1 W at 2.5 GSPS

APPLICATIONS

Broadband communications systems

DOCSIS CMTS systems

Military jammers

Instrumentation, automatic test equipment

Radar, avionics