TMP121AIDBVRG4 datasheet by Texas Instruments

TMP121AIDBVRG4 Frequently Asked Questions (FAQs)

• What is the accuracy of the TMP121AIDBVRG4?
  The TMP121AIDBVRG4 has an accuracy of ±1°C from -20°C to 70°C and ±2°C from -40°C to 125°C.
• How do I configure the TMP121AIDBVRG4 for 12-bit or 13-bit resolution?
  The TMP121AIDBVRG4 defaults to 12-bit resolution. To configure it for 13-bit resolution, set the RES bit in the CONFIG register to 1.
• What is the conversion time for the TMP121AIDBVRG4?
  The conversion time for the TMP121AIDBVRG4 is approximately 30 ms for 12-bit resolution and 60 ms for 13-bit resolution.
• How do I handle the TMP121AIDBVRG4's open-drain output?
  The TMP121AIDBVRG4's open-drain output requires an external pull-up resistor to VCC. A 1 kΩ to 10 kΩ resistor is recommended.
• Can I use the TMP121AIDBVRG4 in a multi-drop configuration?
  Yes, the TMP121AIDBVRG4 supports multi-drop configuration. Each device must have a unique address set using the A0, A1, and A2 pins.