MC74HCT273ADWG

Flip Flops Overview

The MC74HCT273ADWG is an octal D-type flip-flop from the 74HCT logic family, manufactured by onsemi. It features eight non-inverting outputs and operates within a supply voltage range of 4.5 V to 5.5 V. The device utilizes a 20-pin SOIC package for surface-mount installation. Key electrical parameters include a maximum propagation delay of 37 ns at 5 V with 50 pF load capacitance, and output drive currents of 4.8 mA for both high and low states. It supports a wide operating temperature range from -40 °C to +85 °C.

Flip Flops Feature Summary

• Octal configuration providing eight independent D-type flip-flops in a single integrated circuit
• High-speed CMOS technology compatible with TTL input levels for seamless system integration
• Positive-edge triggering mechanism ensures precise data capture synchronized with clock signals
• Master reset functionality allows immediate clearing of all flip-flop outputs regardless of clock or data states

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Shift register implementations for data storage and transfer
• General-purpose memory elements in digital control systems
• Timing and sequencing applications requiring multiple synchronized storage stages

Flip Flops Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and material declarations prior to procurement. Ensure handling procedures account for moisture sensitivity classification to prevent internal damage during soldering processes. Cross-reference datasheet revisions to guarantee compatibility with specific design requirements.

Flip Flops Selection Notes

Select this component when designing systems requiring octal storage with TTL-compatible inputs. The HCT series offers superior noise immunity compared to standard HC logic while maintaining pin-out compatibility. Consider the 20-pin SOIC package dimensions for PCB layout constraints. Evaluate thermal performance within the specified industrial temperature range to ensure reliable operation under varying environmental conditions.

Flip Flops Part Context

This part belongs to the widely adopted 74HCT logic family, known for bridging CMOS and TTL technologies. The MC74HCT273A variant specifically provides octal storage capabilities, distinguishing it from dual or quad configurations. It serves as a fundamental building block for complex digital architectures requiring robust data retention and synchronization across multiple channels simultaneously.

Flip Flops Replacement Considerations

Compatible substitutes include MM74HCT273M and MC74HCT273ADTR2G, provided package type and electrical specifications match design requirements. Verify that alternative sources maintain identical pin assignments and functional characteristics to avoid redesign efforts.