74LS245 Octal Bus Transceiver IC - SOIC-20 SMD Package

The 74LS245 is an octal bus transceiver IC designed for asynchronous two-way data communication between data buses. It is housed in a SOIC-20 surface-mount device (SMD) package, making it suitable for high-density circuit board layouts. Here’s a detailed description of the product:

Key Features:

• Type: Octal Bus Transceiver
• Package: SOIC-20 (Small Outline Integrated Circuit)
• Logic Family: 74LS (Low Power Schottky)
• Operating Voltage: 4.75V to 5.25V
• Direction Control: Allows data transmission in both directions
• Three-State Outputs: Enables connection to a common bus
• Low Power Consumption: Schottky technology for low static power consumption
• High-Speed Operation: Fast propagation delay

Applications:

• Bus Interface: Ideal for interfacing between data buses
• Data Communication: Suitable for asynchronous two-way data communication
• Memory Addressing: Used in memory addressing and multiplexing
• Digital Systems: Useful in various digital systems requiring bidirectional data transfer
• Microprocessor Interfacing: Commonly used in microprocessor and microcontroller systems

Pin Configuration:

• Pin 1 (DIR): Direction control input
• Pin 2 (A1): Data input/output A1
• Pin 3 (A2): Data input/output A2
• Pin 4 (A3): Data input/output A3
• Pin 5 (A4): Data input/output A4
• Pin 6 (A5): Data input/output A5
• Pin 7 (A6): Data input/output A6
• Pin 8 (A7): Data input/output A7
• Pin 9 (A8): Data input/output A8
• Pin 10 (GND): Ground
• Pin 11 (B8): Data input/output B8
• Pin 12 (B7): Data input/output B7
• Pin 13 (B6): Data input/output B6
• Pin 14 (B5): Data input/output B5
• Pin 15 (B4): Data input/output B4
• Pin 16 (B3): Data input/output B3
• Pin 17 (B2): Data input/output B2
• Pin 18 (B1): Data input/output B1
• Pin 19 (/OE): Output enable (active low)
• Pin 20 (VCC): Supply voltage

Electrical Characteristics:

• Supply Voltage (Vcc): 4.75V to 5.25V
• Input Voltage (Vin): 0V to Vcc
• Output Voltage (Vout): 0V to Vcc
• Low Input Current (Iin): ±0.1μA max
• Low Output Current (Iout): ±24mA max
• Propagation Delay: Typically 15ns
• Power Consumption: Low power consumption due to Schottky technology

Note: Product images are for illustrative purposes only and may differ from the actual product.