SN74HC595DWRG4

Shift Registers Overview

The SN74HC595DWRG4 is an 8-bit serial-in, serial or parallel-out shift register manufactured by Texas Instruments. It features a storage register with 3-state outputs and operates within a supply voltage range of 2V to 6V. The device utilizes CMOS technology and is housed in a 16-SOIC package. Key electrical parameters include a maximum propagation delay of 34 ns at nominal voltage and a maximum operating temperature of +85°C. It supports serial-to-parallel and serial-to-serial counting sequences.

Shift Registers Feature Summary

• Provides 8-bit data shifting capability with serial input options
• Includes a storage register for holding output states
• Features 3-state outputs for bus-driven applications
• Operates on standard CMOS logic levels

Shift Registers Applications

• Serial-to-parallel data conversion circuits
• LED display driver interfaces
• Industrial control system I/O expansion
• General-purpose digital logic buffering

Shift Registers Procurement Notes

Verify the complete part number including the G4 suffix to ensure RoHS compliance and specific manufacturing revisions. Confirm the SOIC-16 package dimensions match your PCB footprint requirements. Check the datasheet for the latest recommended operating conditions and thermal management guidelines before finalizing the design.

Shift Registers Selection Notes

Select this component when an 8-bit shift register with 3-state outputs is required for HC series logic compatibility. Ensure the operating voltage range of 2V to 6V aligns with the system power supply. Consider the 16-SOIC package size for surface-mount assembly constraints and verify that the propagation delay specifications meet the timing requirements of the application.

Shift Registers Part Context

This component belongs to the SN74HC595 family of 8-bit shift registers from Texas Instruments. The DWRG4 designation indicates a specific package variant (SOIC) with Green/RoHS-compliant manufacturing. It is part of the broader 74HC logic series, designed for high-speed CMOS operations with low power consumption compared to older TTL technologies.

Shift Registers Replacement Considerations

SN74HC595DR is a direct functional equivalent within the same family. SN74HC595DBR offers the same functionality in an SSOP package. Verify pinout compatibility and package dimensions when substituting.