The PCF8584T-T is a versatile silicon-gate CMOS device from NXP that serves as an interface between most standard parallel-bus microcontrollers/microprocessors and the serial I²C-bus. This device provides a smooth and efficient bridge for chip-to-chip and board-to-board communication. The PCF8584T-T operates as a master or slave and can support multi-master systems, making it a flexible choice for complex I²C networks.

Key Features

• I²C-bus to Parallel-bus Interface: Facilitates communication between a microcontroller and I²C-bus, which can be particularly useful in applications requiring multiple device communications over two wires.
• Multi-master Capability: Allows more than one master to operate on the same bus, enabling complex control systems with multiple controlling devices.
• Programmable Clock: The PCF8584T-T includes a programmable clock that can be adjusted to optimize the trade-off between communication speed and power consumption.
• Operating Voltage Range: This device is designed to work with a power supply voltage ranging from 4.5V to 6V, making it suitable for a wide range of applications.
• Serial Clock (SCL) Synchronization: This feature allows the device to synchronize with the SCL clock line of the I²C-bus for reliable communication.
• Interrupt Output: An interrupt output is provided to signal the host microcontroller of the I²C-bus status, thereby improving the efficiency of the system.

Applications

The PCF8584T-T is ideal for a variety of applications that require a robust and reliable communication interface. These include, but are not limited to:

• Embedded Systems
• Industrial Control Systems
• Automotive Networks
• Telecommunication Systems
• Consumer Electronics

Technical Specifications

For a comprehensive understanding of the PCF8584T-T's capabilities, please refer to the detailed datasheet provided by NXP. The datasheet offers in-depth information on the electrical characteristics, pin configurations, timing diagrams, and application notes to help designers integrate the device into their systems effectively.