The 74VHC240 from STMicroelectronics is a high-speed CMOS device designed to provide octal bus buffer and line driver capabilities with 3-STATE outputs. This integrated circuit is ideal for driving bus lines or buffer memory address registers with its bidirectional interface.

Key Features

• High-Speed Performance: The 74VHC240 operates at a voltage range of 2V to 5.5V and is capable of handling fast signal transition, making it suitable for high-performance systems.
• Low Power Consumption: With CMOS technology, it ensures low power dissipation yet provides high-speed operability, which is crucial for power-sensitive applications.
• 3-STATE Outputs: The octal bus buffers have 3-STATE outputs which can be used in a high-impedance state, allowing for multiple components to share a bus line without interference.
• Non-Inverting Buffers: The device features non-inverting buffers, which provide the same logical output as input, ensuring signal integrity is maintained through the buffer stage.
• High Noise Immunity: Characterized by high noise immunity and low noise outputs, the 74VHC240 is robust against external disturbances, making it suitable for noisy environments.

Applications

The versatility of the 74VHC240 makes it an excellent choice for a wide range of applications, including:

• Bus driver for memory address and data buffering
• Input/output (I/O) port expansion
• Driving heavy loads
• Buffering for microprocessor or microcontroller bus systems
• Communication systems

Product Specifications

The 74VHC240 is provided in a 20-pin package and is specified for operation from -40°C to +85°C. It is fabricated using silicon gate CMOS technology which ensures high speed without the high power consumption typically associated with such speeds.

For detailed information, including pin configurations, electrical characteristics, and package details, refer to the official datasheet provided by STMicroelectronics.