SN74AHCT244DBR Octal Buffer/Line Driver

The SN74AHCT244DBR is a high-performance, octal buffer and line driver designed to facilitate the interfacing between different voltage levels. Manufactured by Texas Instruments, this integrated circuit belongs to the AHCT family, which is characterized by its advanced high-speed CMOS technology. It is particularly suitable for driving bus lines or buffer memory address registers due to its bidirectional nature and high drive strength.

Key Features

• Logic Type: Octal Buffer/Line Driver with 3-state outputs
• Number of Channels: 8
• Output Type: 3-State
• Input Level: CMOS
• Output Level: CMOS, TTL
• Supply Voltage Range: 4.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Mounting Type: Surface Mount
• Package / Case: SSOP-20
• Propagation Delay Time: 8.5ns at 5V, 50pF

Product Advantages

The SN74AHCT244DBR offers several benefits for system designers, including its ability to interface with 5V systems while maintaining the speed of CMOS performance. This makes it highly useful in mixed 3.3V/5V systems. The device's 3-state outputs can be used in bus-oriented applications, and the inputs tolerate voltages up to 5.5V, allowing down translation to 3.3V logic without the need for external components. The chip's balanced propagation delays provide improved system performance.

Applications

With its robust design and versatile features, the SN74AHCT244DBR is ideal for a wide range of applications. These include:

• Bus drivers
• Memory drivers
• Buffer memory address registers
• Data transmission and reception in communication systems
• Interfacing and level shifting for mixed-voltage systems
• General-purpose logic applications

Overall, the SN74AHCT244DBR from Texas Instruments is a reliable and efficient solution for designers looking to optimize their high-speed digital systems. Its ability to drive heavy loads and maintain signal integrity makes it a go-to choice for a multitude of electronic applications.