ON Semiconductor MC74ACT244NG: Octal Buffer/Line Driver with 3-State Outputs

The MC74ACT244NG is a high-performance, octal buffer and line driver designed to provide bidirectional drive current for bus-oriented systems. Manufactured by ON Semiconductor, a leader in energy-efficient innovations, this integrated circuit is part of the AC series, which utilizes advanced CMOS technology to achieve high-speed operation similar to bipolar Schottky TTL while maintaining CMOS low power dissipation.

Key Features

• Logic Type: Buffer/Line Driver, Non-Inverting
• Number of Elements: 1
• Number of Bits per Element: 8
• Output Type: 3-State
• Current - Output High, Low: 24mA, 24mA
• Voltage - Supply: 4.5V ~ 5.5V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)

The MC74ACT244NG is equipped with eight non-inverting buffers with 3-state outputs to facilitate bus-oriented applications. Each octal buffer has two active-low output enables, which allow the device to send a high-impedance state to the outputs while in a disabled condition, enhancing the flexibility and control of the data flow on the bus lines.

With a wide supply voltage range of 4.5V to 5.5V, the MC74ACT244NG is versatile for interfacing with standard 5V logic families. Its high drive current capabilities are ideal for driving high capacitive loads, thereby making it suitable for a wide range of applications including memory address drivers, clock drivers, and bus-oriented transmitters/receivers.

The device is encapsulated in a 20-pin DIP (Dual In-line Package), ensuring easy integration into through-hole PCB designs. The operating temperature range from -55°C to 125°C guarantees reliability across various environmental conditions, which is critical for industrial and automotive applications.

Overall, the ON Semiconductor MC74ACT244NG offers a reliable and efficient solution for digital signal buffering and driving, with the added feature of 3-state logic control to manage bus contention and data flow in complex digital systems.