INA321E/250 datasheet by Texas Instruments

INA321E/250 Frequently Asked Questions (FAQs)

• What is the maximum input voltage that can be applied to the INA321E/250?
  The maximum input voltage that can be applied to the INA321E/250 is ±650mV, exceeding which may cause damage to the device.
• How do I ensure accurate measurements with the INA321E/250?
  To ensure accurate measurements, it is essential to follow proper PCB layout and design guidelines, minimize noise and interference, and use a low-noise power supply. Additionally, calibration and offset correction can be performed to improve accuracy.
• What is the recommended power supply voltage for the INA321E/250?
  The recommended power supply voltage for the INA321E/250 is between 2.7V and 5.5V, with a typical value of 3.3V or 5V.
• Can the INA321E/250 be used in high-temperature applications?
  Yes, the INA321E/250 can be used in high-temperature applications up to 125°C, but the device's accuracy and performance may degrade at higher temperatures.
• How do I protect the INA321E/250 from electromagnetic interference (EMI)?
  To protect the INA321E/250 from EMI, use a shielded enclosure, keep the device away from high-frequency sources, and use a low-pass filter or ferrite bead on the input lines.