Texas Instruments

SN74HCT273PW

SN74HCT273PW Description

The SN74HCT273PW from Texas Instruments is a high-speed, low-power 8-bit D-type flip-flop with a master reset function, designed for reliable data storage and transfer in digital systems. Housed in a 20-pin TSSOP package, this IC operates within a 4.5V to 5.5V supply range, making it compatible with standard TTL and CMOS logic levels. With a clock frequency of 37 MHz and a max propagation delay of 29ns @ 5.5V, it ensures efficient performance in time-critical applications. The device features positive-edge triggering and offers 4mA output drive capability, ensuring robust signal integrity.

SN74HCT273PW Features

• High-Speed Operation: 37 MHz clock frequency and 29ns propagation delay for rapid data handling.
• Low Power Consumption: Quiescent current of just 8 µA, ideal for power-sensitive designs.
• Master Reset Function: Synchronous reset capability for controlled initialization.
• Wide Voltage Compatibility: 4.5V–5.5V supply range ensures interoperability with 5V systems.
• High Noise Immunity: HCT technology provides improved noise margins over standard CMOS.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and regulatory standards.
• Compact Surface-Mount Package: 20-TSSOP for space-constrained PCB layouts.

SN74HCT273PW Applications

• Data Storage & Buffering: Ideal for register-based storage in microcontrollers and CPUs.
• Digital Signal Processing: Used in pipelines and delay lines for synchronized data flow.
• Industrial Control Systems: Reliable timing and reset functionality for PLCs and automation.
• Communication Equipment: Ensures stable data latching in serial/parallel interfaces.
• Consumer Electronics: Suitable for displays, keyboards, and other peripherals requiring edge-triggered logic.

Conclusion of SN74HCT273PW

The SN74HCT273PW stands out as a versatile, high-performance flip-flop with low power consumption, robust reset control, and high-speed operation. Its HCT logic family ensures compatibility with both TTL and CMOS systems, while the compact TSSOP package makes it suitable for modern, dense PCB designs. Whether used in industrial automation, computing, or communications, this IC delivers reliable data retention and timing precision, making it a preferred choice for engineers seeking efficiency and durability in digital logic applications.