Texas Instruments

SN74AC74DBR

SN74AC74DBR Description

The SN74AC74DBR is a dual D-type flip-flop with set and reset functions, designed for high-performance digital logic applications. Manufactured by Texas Instruments, this logic IC chip is part of the 74AC series, known for its high-speed operation and low power consumption. The SN74AC74DBR operates within a supply voltage range of 2V to 6V and features a clock frequency of up to 160 MHz, making it suitable for demanding digital circuits.

SN74AC74DBR Features

• High-Speed Operation: With a maximum clock frequency of 160 MHz, the SN74AC74DBR ensures fast data processing and minimal propagation delay, which is crucial for high-speed digital systems.
• Low Power Consumption: The IC operates with a quiescent current of only 2 µA, making it energy-efficient and suitable for battery-powered or low-power applications.
• Complementary Outputs: The SN74AC74DBR provides complementary outputs, which can be useful for driving differential signals or creating balanced logic levels.
• Positive Edge Triggering: The flip-flops are triggered on the positive edge of the clock signal, ensuring precise timing and synchronization in digital circuits.
• Set and Reset Functionality: The inclusion of set (preset) and reset functions allows for flexible control over the flip-flop states, enhancing the versatility of the IC in various applications.
• Wide Supply Voltage Range: The 2V to 6V supply voltage range provides compatibility with a variety of power supply configurations, making it adaptable to different system designs.
• High Output Current Capability: With a maximum output current of 24mA for both high and low states, the SN74AC74DBR can drive multiple loads without the need for additional buffering.
• Moisture Sensitivity Level 1: The MSL 1 (Unlimited) rating indicates that the IC is not moisture-sensitive, simplifying handling and storage processes.
• Compliance: The SN74AC74DBR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards for electronics manufacturing.

SN74AC74DBR Applications

The SN74AC74DBR is ideal for a wide range of digital applications where high-speed operation, low power consumption, and reliable performance are essential. Some specific use cases include:

• Digital Clock Circuits: The high-frequency operation and precise edge triggering make it suitable for generating and synchronizing clock signals in digital systems.
• Data Latching: The dual D-type flip-flops can be used to latch data in memory circuits, ensuring data integrity and synchronization.
• Counter Circuits: The set and reset functions allow for easy implementation of counter circuits, where precise control over flip-flop states is necessary.
• Signal Processing: The complementary outputs can be utilized in signal processing applications to drive differential signals or create balanced logic levels.
• Embedded Systems: The low power consumption and wide supply voltage range make it suitable for use in embedded systems where power efficiency and flexibility are critical.

Conclusion of SN74AC74DBR

The SN74AC74DBR from Texas Instruments is a versatile and high-performance dual D-type flip-flop with set and reset functions. Its high-speed operation, low power consumption, and wide supply voltage range make it an excellent choice for a variety of digital applications. The inclusion of complementary outputs, positive edge triggering, and high output current capability further enhance its functionality and adaptability. With its compliance to environmental and safety standards, the SN74AC74DBR is a reliable and efficient solution for modern digital circuit design.