CS4245-CQZR datasheet by Cirrus Logic

CS4245-CQZR Frequently Asked Questions (FAQs)

• What is the recommended power-up sequence for the CS4245-CQZR?
  The recommended power-up sequence is to apply VDD first, followed by VCC, and then the clock signal. This ensures proper initialization of the device.
• How do I optimize the performance of the CS4245-CQZR in a noisy environment?
  To optimize performance in a noisy environment, ensure proper grounding and shielding of the device, use a low-jitter clock source, and consider using a ferrite bead or common-mode choke to filter out high-frequency noise.
• What is the maximum allowed capacitance on the analog input pins?
  The maximum allowed capacitance on the analog input pins is 10nF. Exceeding this value may affect the device's performance and stability.
• Can I use the CS4245-CQZR in a differential analog input configuration?
  Yes, the CS4245-CQZR can be used in a differential analog input configuration. However, this requires proper configuration of the device's internal gain and common-mode voltage settings.
• How do I troubleshoot issues with the CS4245-CQZR's digital output?
  To troubleshoot issues with the digital output, check the clock signal, ensure proper synchronization of the data and clock signals, and verify that the device is properly configured and powered.