A good layout and routing practice is to keep the analog and digital grounds separate, use a solid ground plane, and keep the analog and digital signals separate. Additionally, use a low-ESR capacitor for the VREF pin and keep the output capacitor close to the output pin.
The DAC3174IRGCT has an internal calibration circuit that can be enabled by setting the CAL pin high. The calibration procedure involves applying a full-scale input code and measuring the output voltage, then adjusting the offset and gain trim bits to achieve the desired output voltage.
The DAC3174IRGCT has a maximum junction temperature of 150°C. To ensure reliable operation, ensure good thermal conductivity between the device and the PCB, use a heat sink if necessary, and avoid exceeding the maximum power dissipation.
The DAC3174IRGCT has an asynchronous update feature that allows the output to be updated without waiting for the next clock cycle. This can be handled by using a double-buffered architecture, where the new data is written to a temporary register and then transferred to the DAC output register on the next clock cycle.
To ensure electromagnetic compatibility, use a shielded enclosure, keep the analog and digital signals separate, use a common-mode choke on the output, and follow good PCB layout practices such as using a solid ground plane and minimizing loop areas.
DAC3174IRGCT datasheet
by Texas Instruments
