MM74HC595SJX

Shift Registers Overview

The MM74HC595SJX is an 8-bit serial-in, parallel-out shift register with output latches manufactured by Fairchild Semiconductor. It utilizes advanced silicon-gate CMOS technology to provide high noise immunity and low power consumption while driving 15 LS-TTL loads. The device operates within a wide voltage range of 2V to 6V and supports cascading. Key electrical parameters include a maximum quiescent current of 80µA and a guaranteed shift frequency from DC to 30MHz. It features direct clear functionality and is housed in a surface-mount package.

Shift Registers Feature Summary

• High-speed operation utilizing advanced silicon-gate CMOS technology for enhanced performance
• Wide operating voltage range supporting 2V to 6V applications
• Cascadable architecture allowing expansion of parallel outputs
• Direct clear input for immediate reset of the storage register

Shift Registers Applications

• Industrial control systems requiring reliable data shifting
• Consumer electronics utilizing low-power logic interfaces
• Automotive instrumentation panels needing TTL-compatible drive capabilities

Shift Registers Procurement Notes

Verify the specific suffix SJX against official datasheets to confirm package type and tape-and-reel specifications. Ensure compatibility with existing PCB footprints and reflow profiles. Confirm RoHS compliance status through manufacturer documentation prior to integration into regulated assemblies.

Shift Registers Selection Notes

Select this component when an 8-bit shift register with parallel output latching is required. It is suitable for designs needing to interface with LS-TTL loads directly. Consider the 30MHz shift frequency limit for high-speed data transmission requirements. Verify that the 2V-6V supply range aligns with the system's power architecture.

Shift Registers Part Context

This part belongs to the HC/UH series of high-speed CMOS logic devices produced by Fairchild Semiconductor. The series is characterized by compatibility with standard TTL logic levels while offering superior noise immunity and lower power dissipation compared to older logic families. It serves as a fundamental building block for digital data handling circuits.

Shift Registers Replacement Considerations

Check for equivalents such as the MM74HC595N or variants from other manufacturers like onsemi (e.g., 74VHC595MX) if pinout and electrical characteristics match. Ensure functional equivalence regarding shift frequency and drive capability before substitution.