ADS8363SRHBT - Texas Instruments

ADS8363SRHBT Frequently Asked Questions (FAQs)

• What is the recommended layout and routing for the ADS8363SRHBT to minimize noise and ensure optimal performance?
  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 signal traces separate. Additionally, use a low-ESR capacitor for the AVDD and DVDD pins, and keep the input and output traces as short as possible.
• How do I handle the offset voltage and gain error calibration for the ADS8363SRHBT?
  The ADS8363SRHBT has an internal offset voltage and gain error calibration mechanism. The device can be calibrated by applying a known input voltage and adjusting the offset and gain registers accordingly. The calibration process can be done using the SPI interface.
• What is the recommended power-up sequence for the ADS8363SRHBT?
  The recommended power-up sequence is to power up the AVDD pin first, followed by the DVDD pin. This ensures that the analog circuitry is powered up before the digital circuitry.
• How do I handle the thermal shutdown and overvoltage protection features of the ADS8363SRHBT?
  The ADS8363SRHBT has a built-in thermal shutdown feature that shuts down the device when the junction temperature exceeds 150°C. The device also has an overvoltage protection feature that limits the input voltage to 5.5V. In case of an overvoltage or thermal shutdown event, the device will automatically reset when the fault condition is removed.
• What is the recommended clock frequency and timing for the SPI interface of the ADS8363SRHBT?
  The recommended clock frequency for the SPI interface is up to 10 MHz. The SPI timing requirements are as follows: tclk = 100 ns, tsetup = 20 ns, thold = 20 ns, and tsu = 20 ns.