DAC5675A - Texas Instruments

DAC5675A DIGITAL-TO-ANALOG CONVERTER

The DAC5675A is a 14-bit resolution high-speed digital-to-analog converter. The DAC5675A is designed for high-speed digital data transmission in wired and wireless communication systems, highfrequency direct-digital synthesis (DDS), and waveform reconstruction in test and measurement applications. The DAC5675A has excellent spuriousfree dynamic range (SFDR) .

Features

•1 400MSPS Update Rate
• LVDS-Compatible Input Interface
• Spurious-Free Dynamic Range (SFDR) to Nyquist:
  – 69dBc at 70MHz IF, 400MSPS
• W-CDMA Adjacent Channel Power Ratio (ACPR):
  – 73dBc at 30.72MHz IF, 122.88MSPS
  – 71dBc at 61.44MHz IF, 245.76MSPS
• Differential Scalable Current Sink Outputs: 2mA to 20mA
• On-Chip 1.2V Reference
• Single 3.3V Supply Operation
• Power Dissipation: 660mW at fCLK = 400MSPS, fOUT = 20MHz
• Package: 48-Pin HTQFP PowerPad™, TJA = 28.8°C/W 2 Applications
• Cellular Base Transceiver Station Transmit Channel:
  – CDMA: WCDMA, CDMA2000, IS-95
  – TDMA: GSM, IS-136, EDGE/.