ON Semiconductor MC74VCXH245MNR2G: Bidirectional Transceiver

The ON Semiconductor MC74VCXH245MNR2G is a high-performance, 8-bit bidirectional transceiver that operates from a 2.3V to 3.6V power supply, making it ideal for interfacing between systems that operate at different voltage levels. This integrated circuit is designed for asynchronous communication between data buses and delivers a balanced propagation delay and transition times, providing reliable, high-speed data transfer.

The device comes in a TSSOP-20 package, which is a space-saving option for modern PCB designs. It features non-inverting 3-state bus compatible outputs in both send and receive directions. The 3-state outputs allow for connection to a bus without interfering with the operation of other devices connected to the bus.

Key Features:

• Wide Voltage Range: The MC74VCXH245MNR2G operates at a voltage range of 2.3V to 3.6V, which is suitable for interfacing with both 3.3V and 2.5V logic levels.
• High-Speed Data Transfer: With its fast data transfer capabilities, this transceiver is well-suited for high-speed applications.
• Low Power Consumption: The device is designed for low power consumption, making it an excellent choice for power-sensitive applications.
• Flow-Through Architecture: The pinout design of the MC74VCXH245MNR2G facilitates easy PCB layout with minimal crosstalk.
• Bus Hold Circuitry: Integrated bus hold circuitry on the data inputs eliminates the need for external pull-up or pull-down resistors, simplifying design and reducing component count.
• Multiple Package Options: Available in several package options to fit a variety of design needs.

Applications:

The MC74VCXH245MNR2G is versatile and can be used in a range of applications including:

• Bus Interface/Buffering
• Level Shifting for Multi-Voltage Systems
• Backplane Driving
• Hot Board Insertion
• Telecommunications

Overall, the ON Semiconductor MC74VCXH245MNR2G is a robust transceiver that offers designers the flexibility and performance needed for complex digital systems. Its compatibility with various voltage levels and low-power operation makes it an excellent choice for modern electronic applications requiring efficient bidirectional data flow.