M74HC273B1R

Flip Flops Overview

The M74HC273B1R is an octal D-type flip-flop with clear, fabricated using silicon gate C2MOS technology. It operates within a supply voltage range of 2 V to 6 V and supports a clock frequency up to 66 MHz. The device features propagation delays of 145 ns, with high and low level output currents of -5.2 mA and 5.2 mA respectively. It is housed in a 20-pin DIP package (0.300 inch width) designed for through-hole mounting.

Flip Flops Feature Summary

• Octal D-type flip-flop architecture with integrated clear function
• High-speed CMOS fabrication via silicon gate C2MOS technology
• Wide operating voltage range supporting 2 V to 6 V supplies

Flip Flops Applications

• Octal data storage circuits
• Digital signal processing systems
• Microprocessor interface logic

Flip Flops Procurement Notes

Verify component authenticity and datasheet revisions upon procurement. Confirm the specific B1R suffix aligns with required packaging standards. Ensure compatibility with existing PCB footprints for the 20-DIP form factor. Validate electrical specifications against current design requirements before integration.

Flip Flops Selection Notes

Select this component for applications requiring octal storage with a global clear input. Consider the 20-DIP package for through-hole assembly needs. Evaluate the 66 MHz clock speed against system timing constraints. Compare power consumption characteristics with alternative logic families if efficiency is critical.

Flip Flops Part Context

This part belongs to the M74HC series of high-speed CMOS logic devices manufactured by STMicroelectronics. The HC designation indicates standard CMOS performance levels. The M74 prefix typically denotes industrial temperature range variants within the manufacturer's portfolio.

Flip Flops Replacement Considerations

Direct substitutes include other octal D-type flip-flops with clear functions from compatible logic families. Verify pinout compatibility and electrical parameters such as supply voltage and propagation delay when evaluating alternatives.