Overview of MC74ACT240DWG from ON Semiconductor

The MC74ACT240DWG is a high-performance, octal buffer and line driver designed to be employed in bidirectional communication and driving applications. Manufactured by ON Semiconductor, a leader in the semiconductor industry, this integrated circuit is part of their ACT (Advanced CMOS Technology) series, which is renowned for its robustness, high speed, and low power consumption.

Key Features

• Logic Type: Octal Buffer/Line Driver
• Number of Channels: 8
• Output Type: 3-State
• Operating Voltage Range: 4.5V to 5.5V
• High-Speed Performance: tPD 8.5 ns (Max) @ 5V
• Operating Temperature: -55°C to +125°C
• Mounting Type: Surface Mount
• Package / Case: SOIC-20 Wide
• Lead-Free Status / RoHS Status: Lead free / RoHS Compliant

The MC74ACT240DWG offers the functionality of two individual 4-bit buffers with 3-state outputs, which can be utilized independently or tied together for 8-bit operation. This flexibility makes it suitable for interfacing with bus lines in a wide range of applications. The 3-state outputs ensure that the device can be connected to a bus or multiple bus lines without causing contention.

Applications

This device is ideal for driving bus lines or buffer memory address registers in systems that require high speed and low power consumption. Its robust design allows it to operate in demanding environments, making it suitable for use in:

• Communication Systems
• Computers and Computer Peripherals
• Data Storage Devices
• Industrial Control Systems

The MC74ACT240DWG is designed to be compatible with TTL levels and has the capability to drive up to 15 LSTTL loads. The high-impedance state of the outputs during power-up and power-down prevents bus contention, ensuring a smooth transition without the need for external pull-up components.

Overall, the MC74ACT240DWG from ON Semiconductor is a reliable and efficient solution for designers looking to implement high-speed, low-power octal buffers and line drivers in their systems. Its industry-standard SOIC-20 packaging makes it easy to integrate into a wide variety of PCB designs.