MC1489P datasheet by STMicroelectronics

MC1489P Frequently Asked Questions (FAQs)

• What is the recommended operating voltage range for the MC1489P?
  The recommended operating voltage range for the MC1489P is 4.5V to 5.5V, although it can operate from 4V to 6V with reduced performance.
• How do I ensure reliable communication between the MC1489P and other devices?
  To ensure reliable communication, make sure to follow the recommended layout and routing guidelines, use proper termination resistors, and implement error detection and correction mechanisms in your communication protocol.
• What is the maximum data transfer rate supported by the MC1489P?
  The MC1489P supports data transfer rates up to 10 Mbps, making it suitable for high-speed applications.
• Can I use the MC1489P in a multi-master configuration?
  Yes, the MC1489P supports multi-master configurations, allowing multiple devices to share the same bus and communicate with each other.
• How do I handle bus contention and arbitration in a multi-master setup?
  Implement a non-destructive bit-wise arbitration mechanism, such as the one described in the I2C bus specification, to resolve bus contention and ensure reliable data transfer.