MPX5700ASX datasheet by Freescale Semiconductor

MPX5700ASX Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for the MPX5700ASX?
  A good PCB layout for the MPX5700ASX involves keeping the sensor away from high-current carrying traces, using a solid ground plane, and minimizing the distance between the sensor and the analog-to-digital converter (ADC).
• How do I calibrate the MPX5700ASX?
  Calibration of the MPX5700ASX involves applying known pressures and measuring the corresponding output voltages. A two-point calibration is recommended, with one point at atmospheric pressure and another at the maximum expected pressure.
• What is the effect of temperature on the MPX5700ASX's accuracy?
  The MPX5700ASX's accuracy is affected by temperature, with a typical temperature coefficient of ±0.5% per °C. Temperature compensation is recommended for high-accuracy applications.
• Can I use the MPX5700ASX in a humid or wet environment?
  The MPX5700ASX is not designed for use in humid or wet environments. It is recommended to use a protective coating or enclosure to prevent moisture ingress.
• What is the recommended power supply voltage for the MPX5700ASX?
  The recommended power supply voltage for the MPX5700ASX is 5V ±10%. A regulated power supply is recommended to minimize noise and ensure accurate readings.