CD74HC595DW

Shift Registers Overview

The CD74HC595DW is an 8-bit shift register with 3-state output registers manufactured by Texas Instruments. It belongs to the HC logic series and utilizes CMOS technology. The device features a serial-to-serial/parallel counting order and contains one circuit with 8 bits. It is housed in a SOIC-16 package. Propagation delays are specified at 200 ns, 40 ns, and 34 ns. The power supply voltage ranges from a minimum of 2 V to a maximum of 6 V. Operating temperatures span from -40 °C to +125 °C.

Shift Registers Feature Summary

• Provides 8-bit serial input and parallel output shifting capabilities
• Features 3-state output registers for bus-driven applications
• Includes asynchronous reset functionality for direct clearing

Shift Registers Applications

• Industrial control systems requiring data expansion
• Consumer electronics utilizing serial-to-parallel conversion
• Automotive instrumentation interfaces

Shift Registers Procurement Notes

Verify the specific datasheet revision corresponding to the manufacturing date code, as electrical characteristics may vary between revisions. Confirm that the SOIC-16 package dimensions align with the target PCB footprint requirements. Ensure the operating temperature range meets the environmental conditions of the final assembly. Cross-reference the RoHS compliance status with current regulatory standards for the destination market.

Shift Registers Selection Notes

Select this component when an 8-bit shift register with 3-state outputs is required in a surface-mount SOIC-16 package. The HC logic family offers compatibility with standard CMOS logic levels. Consider the wide operating voltage range and extended temperature capability for harsh environments. Verify pinout compatibility if replacing legacy components in existing designs.

Shift Registers Part Context

This part is part of the SNx4HC595 family of 8-bit shift registers. It shares functional similarities with other variants such as the SN74HC595 and CD74HC595, differing primarily in packaging or minor electrical specifications. The device serves as a fundamental building block for digital logic circuits requiring data storage and transfer.

Shift Registers Replacement Considerations

Compatible substitutes include SN74HC595DW and CD74HC595DR. Verify pin compatibility and electrical parameters before substitution.