Texas Instruments

SN74HCT74NSR

SN74HCT74NSR Description

The SN74HCT74NSR is a dual D-type flip-flop IC designed for high-speed, low-power applications. Manufactured by Texas Instruments, this logic IC chip belongs to the 74HCT series and is housed in a 14-pin small outline (SO) package. It operates within a supply voltage range of 4.5V to 5.5V and is optimized for a clock frequency of up to 46 MHz. The device features complementary outputs and is triggered on the positive edge of the clock signal. Each flip-flop element can store a single bit of data, making it suitable for a variety of digital logic applications.

SN74HCT74NSR Features

• High-Speed Operation: With a maximum clock frequency of 46 MHz, the SN74HCT74NSR ensures fast data processing and minimal propagation delay.
• Low Power Consumption: The IC operates at a quiescent current of only 4 µA, making it highly energy-efficient.
• Complementary Outputs: The dual D-type flip-flops provide complementary outputs, which can be useful in various digital circuits requiring both true and inverted signals.
• Positive Edge Triggering: The flip-flops are triggered on the positive edge of the clock signal, ensuring precise timing and synchronization.
• Set and Reset Functionality: The device includes set (preset) and reset functions, allowing for easy initialization and control of the flip-flops.
• Wide Operating Voltage Range: The SN74HCT74NSR operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply design.
• High Output Current Capability: The IC can source and sink up to 4mA, making it suitable for driving various loads.
• Low Input Capacitance: With an input capacitance of only 3 pF, the device minimizes signal degradation and ensures high-speed performance.
• Compliance and Reliability: The SN74HCT74NSR is REACH unaffected and RoHS3 compliant, ensuring environmental safety and reliability.
• Moisture Sensitivity Level: The MSL level of 1 (unlimited) indicates that the device is highly resistant to moisture, making it suitable for various environmental conditions.

SN74HCT74NSR Applications

The SN74HCT74NSR is ideal for a wide range of digital logic applications, including:

• Digital Clock Circuits: The high-speed operation and positive edge triggering make it suitable for generating and synchronizing clock signals.
• Data Storage and Latching: The dual D-type flip-flops can store and latch data, making it useful in memory circuits and data registers.
• Frequency Dividers: The device can be used to divide clock frequencies, providing versatile timing solutions.
• Digital Signal Processing: The low propagation delay and complementary outputs make it suitable for digital signal processing applications.
• Microcontroller Interfaces: The SN74HCT74NSR can interface with microcontrollers to provide additional storage and control functions.
• Communication Circuits: The device can be used in communication protocols requiring precise timing and data latching.

Conclusion of SN74HCT74NSR

The SN74HCT74NSR from Texas Instruments is a versatile and high-performance dual D-type flip-flop IC. Its combination of high-speed operation, low power consumption, and complementary outputs makes it an excellent choice for a variety of digital logic applications. The device's wide operating voltage range, high output current capability, and compliance with environmental standards further enhance its appeal. Whether used in digital clock circuits, data storage, or communication systems, the SN74HCT74NSR offers reliable performance and significant advantages over similar models.