应用功能:14-Bit, 165 MSPS TxDAC® D/A Converter The AD9744 is a 14-bit resolution, wideband, third generation member of the TxDAC series of high-performance, low power CMOS digital-to-analog converters (DACs). The TxDAC family,consisting of pin-compatible 8-, 10-, 12-, and 14-bit DACs, is specifically optimized for the transmit signal path of communication systems.