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CD74HCT273M

CD74HCT273M Description

The CD74HCT273M from Texas Instruments is a high-speed 8-bit D-type flip-flop with master reset, designed for surface-mount applications in the 74HCT series. Operating within a 4.5V to 5.5V supply range, it features a positive-edge trigger mechanism and delivers reliable performance with a 50 MHz clock frequency. This IC is housed in a 20-SOIC package and is ideal for applications requiring low-power consumption (8 µA quiescent current) and high noise immunity. Its RoHS3 compliance and REACH-unaffected status make it suitable for environmentally conscious designs.

CD74HCT273M Features

• High-Speed Operation: Supports 50 MHz clock frequency with a max propagation delay of 30ns @ 4.5V, 50pF, ensuring rapid data handling.
• Low Power Consumption: 8 µA quiescent current minimizes energy usage in standby modes.
• Robust Output Drive: 4mA output current (high/low) for stable signal integrity.
• Master Reset Function: Allows synchronous clearing of all flip-flops, enhancing control flexibility.
• Wide Voltage Range: Operates at 4.5V–5.5V, compatible with TTL and CMOS logic levels.
• Surface-Mount Design: 20-SOIC package optimizes board space in compact layouts.
• High Noise Immunity: HCT technology ensures reliable performance in noisy environments.

CD74HCT273M Applications

• Data Storage & Transfer: Ideal for register banks, buffer storage, and pipeline systems requiring edge-triggered latching.
• Microcontroller Interfaces: Used in address/data bus interfacing for CPUs and peripherals.
• Industrial Control Systems: Suitable for PLC I/O modules due to its noise immunity and reset capability.
• Consumer Electronics: Employed in digital TVs, set-top boxes, and gaming consoles for signal synchronization.
• Automotive Electronics: Reliable for ECU (Engine Control Unit) logic circuits under varying voltage conditions.

Conclusion of CD74HCT273M

The CD74HCT273M stands out as a versatile, high-performance flip-flop with low power consumption, robust drive strength, and master reset functionality. Its compatibility with TTL/CMOS levels, high-speed operation, and surface-mount packaging make it a preferred choice for digital logic designs across industrial, automotive, and consumer applications. Engineers benefit from its reliability, noise resilience, and ease of integration, ensuring efficient system performance in demanding environments.