Texas Instruments

SN74HC273NSR

SN74HC273NSR Description

The SN74HC273NSR from Texas Instruments is a high-performance 8-bit D-type flip-flop with master reset, designed for reliable data storage and transfer in digital systems. Operating within a 2V to 6V supply range, this logic IC delivers robust performance with a 60 MHz clock frequency and a low propagation delay of 27ns at 6V, 50pF. Its positive-edge triggering ensures precise synchronization, while the 3 pF input capacitance minimizes signal distortion. Packaged in a 20-pin SOIC (Surface Mount) and available in Tape & Reel (TR), it is optimized for automated assembly. The device is ROHS3 compliant and rated MSL 1 (Unlimited), making it suitable for environmentally conscious and high-volume manufacturing.

SN74HC273NSR Features

• High-Speed Operation: Supports 60 MHz clock frequency for rapid data handling.
• Low Power Consumption: 8 µA quiescent current enhances energy efficiency.
• High Drive Capability: 5.2mA output current (high/low) ensures strong signal integrity.
• Master Reset Function: Asynchronous reset clears all outputs simultaneously.
• Wide Voltage Range: Operates from 2V to 6V, compatible with mixed-voltage systems.
• Low Propagation Delay: 27ns @ 6V, 50pF for high-speed applications.
• Surface-Mount Design: 20-SOIC package saves board space and suits automated PCB assembly.

SN74HC273NSR Applications

• Data Storage/Transfer: Ideal for register banks, buffering, and pipeline systems in microcontrollers.
• Clock Synchronization: Used in timing circuits and clock distribution networks.
• Industrial Control: Robust performance suits PLCs, motor control, and sensor interfaces.
• Consumer Electronics: Integrates into smart home devices, displays, and communication modules.
• Automotive Systems: Reliable operation in ECUs, infotainment, and ADAS (within voltage specs).

Conclusion of SN74HC273NSR

The SN74HC273NSR stands out for its speed, low power, and reset flexibility, making it a versatile choice for modern digital designs. Its wide voltage range and high output drive cater to diverse applications, from industrial automation to consumer tech. Compared to similar flip-flops, it offers superior propagation delay and lower quiescent current, ensuring efficiency without sacrificing performance. For engineers seeking a reliable, high-speed storage solution, this IC delivers exceptional value in a compact, manufacturable package.