ON Semiconductor MC74HC240A Octal 3-State Inverting Buffer/Line Driver

The MC74HC240A from ON Semiconductor is a high-performance, octal 3-state inverting buffer/line driver designed to interface with 8-bit microprocessors and drive bus lines or buffer memory address registers. This integrated circuit is fabricated with silicon gate CMOS technology, which ensures low power consumption while providing high-speed operation that rivals equivalent LSTTL devices.

Key Features

• High-Speed CMOS Technology: The MC74HC240A operates at speeds similar to LSTTL devices, making it suitable for high-speed applications.
• Octal Configuration: This device features eight inverting buffers with 3-state outputs, providing ample interfacing capability.
• 3-State Outputs: The outputs can be set to a high impedance state, which is essential for bus-oriented systems.
• Low Power Consumption: CMOS technology ensures that the device consumes minimal power, making it ideal for power-sensitive applications.
• Wide Operating Voltage Range: It operates over a voltage range of 2V to 6V, allowing for use in various system designs.
• Input Protection Diodes: Diodes protect against excessive voltage, ensuring that the device remains safe from inadvertent voltage spikes.

Applications

The MC74HC240A is versatile and can be employed in a variety of applications including:

• Microprocessor or microcontroller bus interfacing
• Memory address driving
• Driving bus lines in computing and telecommunication systems
• Buffering data lines in multi-buffer configurations

Performance and Quality

ON Semiconductor is known for its commitment to quality, and the MC74HC240A is no exception. It is designed to meet or exceed the stringent requirements of the industrial and consumer markets. The device's performance is characterized by its high noise immunity and low power dissipation, making it a reliable choice for designers.

Overall, the MC74HC240A is a robust, high-performance solution for those in need of an octal inverting buffer/line driver with 3-state outputs. Its CMOS technology and protective features ensure it will continue to be a preferred choice for a wide range of electronic applications.