AD9755AST

12位， 300 MSPS高速的TxDAC + ？ D / A转换器 12-Bit, 300 MSPS High-Speed TxDAC+?? D/A Converter

PRODUCT DESCRIPTION

The AD9755 is a dual, muxed port, ultrahigh speed, single channel, 14-bit CMOS DAC. It integrates a high quality 14-bit TxDAC+ core, a voltage reference, and digital interface circuitry into a small 48-lead LQFP package. The AD9755 offers exceptional ac and dc performance while supporting update rates up to 300 MSPS.

FEATURES

  14-Bit Dual Muxed Port DAC

  300 MSPS Output Update Rate

  Excellent SFDR and IMD Performance

  SFDR to Nyquist @ 25 MHz Output: 71 dB

  Internal Clock Doubling PLL

  Differential or Single-Ended Clock Input

  On-Chip 1.2 V Reference

  Single 3.3 V Supply Operation

  Power Dissipation: 155 mW @ 3.3 V

  48-Lead LQFP

APPLICATIONS

  Communications: LMDS, LMCS, MMDS

  Base Stations

  Digital Synthesis

  QAM and OFDM