Dual 12-Bit Complete DAC with Double Buffered Byte Loading Features: Complete Dual 12-Bit DAC Comprising Two 12-Bit CMOS DACs On-Chip Voltage Reference Output Amplifiers Reference Buffer Amplifiers Parallel Loading Structure: AD7247 (8 + 4) Loading Structure: AD7237 Single or Dual Supply Operation Low Power - 165 mW typ in Single Supply