The 74AC74TTR from STMicroelectronics is a high-speed, dual D-type positive edge-triggered flip-flop integrated circuit, belonging to the 74AC family. This device is designed to provide reliable and efficient performance in a wide range of digital applications. The 74AC74TTR is particularly suitable for implementing buffer registers, shift registers, and state machines, thanks to its fast switching characteristics and robustness.

Key Features

• Logic Type: Dual D-Type Flip-Flop with Set and Reset capabilities.
• Operating Voltage: Ranges from 2V to 6V, making it compatible with TTL logic levels and allowing for flexible integration into various circuit designs.
• High-Speed Performance: Features a typical propagation delay of only 8ns at 5V, ensuring quick response times for critical applications.
• Edge-Triggered Operation: Positive edge-triggered input ensures precise timing and synchronization within digital circuits.
• Output Current: Capable of sourcing or sinking up to 24mA, providing adequate drive capability for connected components.
• Low Power Consumption: ICC reduced by 50% over the 74ACT74 version, making it an energy-efficient choice for power-sensitive designs.

Product Specifications

The 74AC74TTR is available in a TSSOP-14 package, offering a compact footprint for space-constrained applications. Each flip-flop has individual clear and preset inputs, along with complementary Q and Q-bar outputs. This device is characterized for operation from -40°C to +85°C, ensuring reliable performance in a wide range of environmental conditions.

Applications

With its versatile nature, the 74AC74TTR can be used in a variety of digital circuits, including:

• Counters and dividers
• Registers and memory devices
• Control and data manipulation systems
• Industrial electronics
• Consumer electronics

STMicroelectronics' commitment to quality and performance makes the 74AC74TTR a reliable choice for designers looking to create efficient and high-speed digital systems.