PCA9508D,118 datasheet by NXP Semiconductors

PCA9508D,118 Frequently Asked Questions (FAQs)

• What is the maximum frequency of the I2C bus that PCA9508D,118 can support?
  The PCA9508D,118 can support I2C bus frequencies up to 400 kHz.
• Can PCA9508D,118 be used in a multi-master I2C bus configuration?
  Yes, PCA9508D,118 can be used in a multi-master I2C bus configuration, but it requires external circuitry to prevent bus contention.
• How do I ensure reliable communication over long cables with PCA9508D,118?
  To ensure reliable communication over long cables, use twisted pair cables, keep the cable length as short as possible, and use a common ground between the transmitter and receiver.
• What is the maximum cable length supported by PCA9508D,118?
  The maximum cable length supported by PCA9508D,118 depends on the specific application and environment, but a general guideline is to keep the cable length below 10 meters.
• Can PCA9508D,118 be used in a hot-swappable I2C bus configuration?
  Yes, PCA9508D,118 can be used in a hot-swappable I2C bus configuration, but it requires external circuitry to prevent bus contention and ensure reliable communication.