PCA9511AD,118 datasheet by NXP Semiconductors

PCA9511AD,118 Frequently Asked Questions (FAQs)

• What is the maximum frequency of the I2C bus that PCA9511AD,118 can support?
  The PCA9511AD,118 can support I2C bus frequencies up to 400 kHz.
• Can PCA9511AD,118 be used in a multi-master I2C bus configuration?
  Yes, the PCA9511AD,118 can be used in a multi-master I2C bus configuration, but it requires external circuitry to prevent bus contention.
• How do I ensure that the PCA9511AD,118 is properly powered?
  The PCA9511AD,118 requires a 2.3V to 5.5V power supply, and it's recommended to use a decoupling capacitor of at least 100nF between VCC and GND to ensure stable operation.
• What is the maximum capacitance of the I2C bus that PCA9511AD,118 can drive?
  The PCA9511AD,118 can drive I2C bus capacitances up to 400 pF.
• Can PCA9511AD,118 be used in a hot-swappable I2C bus configuration?
  Yes, the PCA9511AD,118 can be used in a hot-swappable I2C bus configuration, but it requires external circuitry to prevent bus contention and ensure proper device initialization.