The recommended power-up sequence is to apply VCC first, followed by the digital supply voltage (VDD), and then the analog input voltage (VREF). This ensures proper device operation and prevents latch-up.
To ensure accurate voltage output, it is essential to use a stable and low-noise voltage reference (VREF) and to decouple the analog output with a capacitor (e.g., 10nF) to reduce noise and oscillations.
The maximum output current of the DAC7811 is 5mA. Exceeding this current may cause the output voltage to droop or the device to overheat.
Yes, the DAC7811 can operate with a single supply voltage (VCC) as low as 2.7V. However, the output voltage range will be limited to 0V to VCC-1.4V.
The DAC7811 can be interfaced with a microcontroller using a standard SPI interface. The microcontroller should provide a clock signal (SCLK), chip select (CS), and serial data (SDIN) to the DAC7811.
DAC7811IDGST datasheet
by Texas Instruments
