The recommended power-up sequence is to apply the analog supply voltage (AVDD) first, followed by the digital supply voltage (DVDD), and then the clock signal. This ensures proper initialization of the device.
To ensure data integrity, use a low-pass filter on the digital input lines, and consider using a ground plane or shielded cables to minimize electromagnetic interference (EMI). Additionally, use a clock signal with a low jitter and a stable frequency.
The maximum output current of the DAC5688IRGCT is 20 mA per channel. However, it's recommended to limit the output current to 10 mA per channel to ensure reliable operation and minimize power consumption.
Yes, the DAC5688IRGCT can operate with a single 3.3V power supply. However, the analog output voltage range will be limited to 0-2.5V. If a wider output voltage range is required, a separate analog supply voltage (AVDD) is recommended.
To synchronize multiple DAC5688IRGCT devices, use a common clock signal and ensure that the clock signal is distributed equally to all devices. Additionally, use a common reset signal to initialize all devices simultaneously.
DAC5688IRGCT datasheet
by Texas Instruments
