CD74HC595NSG4

Shift Registers Overview

The CD74HC595NSG4 is an 8-bit serial-in, serial or parallel-out shift register manufactured by Texas Instruments. It belongs to the 74HC logic family and features 3-state output registers. The device operates within a supply voltage range of 2 V to 6 V and supports through-hole installation in a 16-pin PDIP package. It functions as a single circuit with rising-edge triggered data storage and unidirectional shifting capabilities.

Shift Registers Feature Summary

• Provides serial-to-parallel data conversion for expanding digital output lines
• Features 3-state output registers allowing direct bus interfacing
• Compatible with standard CMOS logic families including LSTTL loads

Shift Registers Applications

• Industrial control systems requiring I/O expansion
• Consumer electronics displaying status information
• Automotive instrumentation panels

Shift Registers Procurement Notes

Verify the specific suffix 'NSG4' against official Texas Instruments documentation to confirm RoHS compliance and lead-free status. Ensure the PDIP-16 package matches the target PCB footprint. Confirm that the operating temperature range meets the environmental requirements of the final assembly. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.

Shift Registers Selection Notes

Select this component when a reliable 8-bit shift register with high noise immunity is required. The HC series offers faster switching speeds compared to legacy LS variants. The 3-state outputs facilitate connection to shared data buses without additional buffering. Verify that the input voltage levels are compatible with the driving microcontroller or logic source.

Shift Registers Part Context

This component is part of the broader 74HC595 family of shift registers produced by Texas Instruments. Variants such as SN74HC595N and CD74HC595 share identical logical functionality but may differ in packaging, compliance markings, or manufacturing origin. The NSG4 designation specifically indicates a through-hole PDIP package with green (RoHS compliant) attributes.

Shift Registers Replacement Considerations

SN74HC595N

Shift Registers FAQ

What is the logic family classification for this device?

It belongs to the 74HC high-speed CMOS logic family.

Does the device support bidirectional shifting?

No, it supports only unidirectional shifting from serial input to parallel output.