SN74LS623N

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LS623N is a synchronous serial-in/serial-out or parallel-in/parallel-out shift register manufactured by Texas Instruments. It features a 20-pin PDIP package and operates within a supply voltage range of 4.75 V to 5.25 V. The device supports a maximum clock frequency of 25 MHz and functions across an operating temperature range of 0 °C to 70 °C. It includes dedicated load, clear, and data input pins for versatile configuration.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Supports both serial and parallel data loading modes
• Includes asynchronous master reset functionality
• Provides independent serial output capability

Buffers, Drivers, Receivers, Transceivers Applications

• Data storage applications
• Serial-to-parallel conversion
• Parallel-to-serial conversion

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the manufacturer designation on the datasheet header and part marking. Confirm the specific suffix (e.g., N) matches the required PDIP-20 package type. Ensure the operating temperature range aligns with commercial requirements. Check RoHS compliance status if environmental regulations apply to the assembly process.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a synchronous shift register with dual-mode loading is required. Verify that the system logic levels are compatible with LS TTL standards. Ensure the PCB layout accommodates the 20-pin through-hole footprint. Confirm that the 25 MHz clock speed meets the application timing constraints.

Buffers, Drivers, Receivers, Transceivers Part Context

This component belongs to the standard 74LS series of logic integrated circuits. It provides shift register functionality within a widely used industrial logic family. The device is designed for general-purpose digital signal processing tasks requiring temporary data storage or format conversion.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Compatible substitutes include the SN74LS623DR and SN74LS623NSR variants from Texas Instruments. These alternatives offer identical logical functionality but utilize SOIC and SSOP surface-mount packages respectively.