12 Channel, 8-Bit TrimDACs with Power Shutdown & Mid-Scale Preset Features: Low Cost Replaces 12 Potentiometers Individually Programmable Outputs 3-Wire SPI Compatible Serial Input Power Shutdown < 55 µWatts Including IDD & IREF Midscale Preset, AD8802 Separate VREF Range Settling, AD8804 +3 to +5 Single Supply Operation