74245 Octal Bus Transceiver Logic IC – Bidirectional Tri-State DIP-20

The 74245 is a TTL logic integrated circuit designed to provide eight bidirectional data channels for efficient communication between two separate 8-bit buses. It features direction control for selecting the data flow path and output enable control for isolating the bus when needed. Its three-state outputs make it ideal for shared bus architectures commonly found in microprocessor and memory systems. Operating on a standard 5V TTL supply, the 74245 is widely used for bus interfacing, signal buffering, and digital system expansion.

• Octal bidirectional bus transceiver
• Eight independent data channels
• Bidirectional data transfer between two buses
• Direction control input for data flow selection
• Three-state outputs for shared bus systems
• Output enable control for bus isolation
• Standard TTL logic compatibility
• Single 5V supply operation
• High-speed switching performance
• Strong output drive capability
• Suitable for microprocessor bus interfacing
• DIP-20 through-hole package
• Breadboard-friendly design
• Reliable TTL logic performance

• Model: 74245
• Device Type: Octal Bus Transceiver IC
• Logic Family: TTL
• Number of Channels: 8
• Data Direction Control: Bidirectional
• Output Type: Three-State
• Supply Voltage: 5V
• Propagation Delay (Typical): 12ns
• Output Drive Capability: ±15mA
• Power Consumption (Typical): 60mW
• Package Type: 20-Pin DIP
• Mounting Type: Through-Hole
• Operating Temperature Range: 0°C to +70°C
• Application Type: Bus Interfacing and Signal Buffering

• 3D Model
• Datasheet

• 74245 Bi Directional Octal Bus Transceiver ( 74*245 74hct245 )