Texas Instruments

SN74ALS273DBR

SN74ALS273DBR Description

The SN74ALS273DBR is a high-performance, 8-bit D-type flip-flop IC designed by Texas Instruments. This single element flip-flop operates within a supply voltage range of 4.5V to 5.5V and is optimized for high-speed applications with a clock frequency of up to 35 MHz. The device is housed in a surface-mount 20SSOP package, making it suitable for compact and space-efficient designs. The SN74ALS273DBR features a positive edge trigger type, ensuring reliable data capture on each rising edge of the clock signal. It also includes a master reset function, allowing for synchronous clearing of all flip-flops.

SN74ALS273DBR Features

• High-Speed Operation: The SN74ALS273DBR supports a clock frequency of up to 35 MHz, making it suitable for high-speed digital applications.
• Low Propagation Delay: With a maximum propagation delay of 15ns at 5V and 50pF, this IC ensures minimal delay in signal transmission, enhancing overall system performance.
• Low Quiescent Current: Consuming only 29 mA in quiescent mode, the SN74ALS273DBR is energy-efficient, making it ideal for battery-operated and low-power applications.
• Robust Output Current Capability: The IC can source 2.6mA and sink 24mA, providing robust output current capabilities for driving various loads.
• Wide Operating Temperature Range: The operating temperature range of 0°C to 70°C (TA) ensures reliable performance in a variety of environmental conditions.
• Master Reset Functionality: The master reset feature allows for synchronous clearing of all flip-flops, simplifying system reset procedures.
• RoHS3 Compliant: The SN74ALS273DBR is RoHS3 compliant, ensuring it meets the latest environmental standards and regulations.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is suitable for extended storage and handling without the need for special moisture protection.

SN74ALS273DBR Applications

The SN74ALS273DBR is ideal for a wide range of applications due to its high-speed operation, low power consumption, and robust performance. Some specific use cases include:

• Digital Signal Processing: The high clock frequency and low propagation delay make it suitable for applications requiring fast data processing and signal transmission.
• Memory Interfaces: The 8-bit D-type flip-flops can be used in memory interfaces for data storage and retrieval operations.
• Telecommunications: The IC's high-speed capabilities and robust output current make it ideal for use in telecommunications equipment where reliable data transmission is critical.
• Industrial Control Systems: The wide operating temperature range and master reset functionality make it suitable for industrial control systems that require high reliability and robust performance.
• Consumer Electronics: The low quiescent current and surface-mount package make it ideal for consumer electronics where space and power efficiency are important considerations.

Conclusion of SN74ALS273DBR

The SN74ALS273DBR from Texas Instruments is a versatile and high-performance 8-bit D-type flip-flop IC. Its combination of high-speed operation, low power consumption, and robust output current capabilities make it an excellent choice for a variety of applications. The master reset function and wide operating temperature range further enhance its reliability and versatility. Whether used in digital signal processing, memory interfaces, telecommunications, industrial control systems, or consumer electronics, the SN74ALS273DBR offers significant advantages over similar models, making it a standout choice for engineers and designers in the electronics industry.