ADC128S102WGMPR datasheet by Texas Instruments

ADC128S102WGMPR Frequently Asked Questions (FAQs)

• What is the recommended input impedance for the ADC128S102?
  The recommended input impedance for the ADC128S102 is between 1 kΩ and 10 kΩ to ensure proper operation and minimize signal attenuation.
• How do I handle the ADC's clock signal?
  The ADC128S102 requires a clock signal between 1 MHz and 50 MHz. It's recommended to use a clock signal with low jitter and a stable frequency to ensure accurate conversions.
• What is the purpose of the VREF pin?
  The VREF pin is used to set the reference voltage for the ADC. It's recommended to connect VREF to a stable voltage source between 1.2 V and 3.6 V to ensure accurate conversions.
• How do I handle the ADC's power-on reset (POR) sequence?
  The ADC128S102 has a power-on reset (POR) sequence that requires a specific sequence of voltage application to ensure proper operation. It's recommended to follow the POR sequence outlined in the datasheet to ensure the ADC powers up correctly.
• What is the maximum sampling rate of the ADC128S102?
  The maximum sampling rate of the ADC128S102 is 500 kSPS (kilosamples per second) at a clock frequency of 50 MHz.