The recommended power-up sequence is to apply VCC first, followed by AVCC, and then the digital supply (DVCC). This ensures that the analog circuitry is powered up before the digital circuitry.
To ensure accurate voltage output, it is essential to use a stable reference voltage, minimize noise on the analog input pins, and use a low-noise power supply. Additionally, the output voltage should be buffered with an op-amp to prevent loading effects.
The maximum output current of the DAC6571 is 5mA. Exceeding this current limit may cause damage to the device or affect its accuracy.
Yes, the DAC6571 can be used with a 3.3V digital supply. However, the device's performance may be affected, and the output voltage range may be reduced. Consult the datasheet for specific details on operating the device with a 3.3V digital supply.
To enter power-down mode, assert the PD pin low. In this mode, the device's power consumption is significantly reduced. However, the output voltage will be undefined, and the device will take some time to recover when exiting power-down mode.
DAC6571IDBVR datasheet
by Texas Instruments
