The SN74ABT8646DW is a high-performance integrated circuit from Texas Instruments, designed to meet the rigorous demands of modern digital systems. This advanced octal bus transceiver and register is part of the ABT family, which is known for its fast edge rates and true TTL-compatible inputs and outputs.

Key Features

• Technology: BiCMOS Advanced Bus Terminator (ABT)
• Logic Type: Octal Bus Transceiver and Register with 3-state outputs
• Package / Case: 24-SOIC (0.295", 7.50mm Width)
• Operating Temperature: -40°C to 85°C
• Supply Voltage: 4.5V to 5.5V
• Logic Level - Low: ≤ 0.8V, Logic Level - High: ≥ 2V
• Output Current: ±24mA
• Propagation Delay Time: 3.6ns at 5V, 50pF

Product Description

The SN74ABT8646DW is a versatile device that serves as a bridge between two buses in a digital system. Each of the eight bidirectional transceivers can operate independently, allowing for efficient data transfer and communication between different subsystems. The device features two sets of eight D-type flip-flops with separate input and output controls for each byte, making it suitable for interfacing with asynchronous or synchronous memory systems, among other applications.

With its robust design, the SN74ABT8646DW ensures minimal propagation delay and reduced ground bounce, which is critical for maintaining signal integrity in high-speed digital environments. Additionally, its 3-state outputs can be placed in a high-impedance state, effectively disconnecting the bus lines and allowing for multiple devices to share the same bus without interference.

Designed with the user in mind, the SN74ABT8646DW is available in a 24-SOIC package, which is widely accepted in the industry and allows for easy integration into various circuit designs. Its wide operating temperature range ensures reliability across different environments, making it a suitable choice for industrial, telecommunications, computing, and many other applications.

For engineers and designers looking for a high-speed, reliable solution for their data bus interface needs, the SN74ABT8646DW from Texas Instruments is an excellent choice that combines performance, flexibility, and compatibility.