Texas Instruments

SN74S38NSR

SN74S38NSR Description

The SN74S38NSR is a high-performance NAND gate logic IC chip manufactured by Texas Instruments. It is part of the 74S series, known for its robustness and reliability in digital circuits. This IC features four independent 2-input NAND gates with open collector outputs, making it highly versatile for various digital logic applications.

The SN74S38NSR operates within a supply voltage range of 4.75V to 5.25V, ensuring stable performance across a narrow voltage band. It is designed to function within an operating temperature range of 0°C to 70°C, making it suitable for a wide range of industrial and commercial environments. The maximum propagation delay of 9ns at 5V and 150pF load capacitance ensures fast signal processing, which is critical for high-speed digital systems.

SN74S38NSR Features

• Logic Type: NAND Gate
• Number of Circuits: 4
• Number of Inputs per Circuit: 2
• Open Collector Outputs: Allows for flexible circuit design and compatibility with various voltage levels.
• Input Logic Levels:
  • Low: 0.8V
  • High: 2V
• Max Propagation Delay: 9ns at 5V and 150pF, ensuring fast switching times.
• Supply Voltage Range: 4.75V to 5.25V
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating it is not sensitive to moisture, which is beneficial for storage and handling.
• Compliance:
  • RoHS3 Compliant
  • REACH Unaffected
  • HTSUS: 8542.39.0001
• ECCN: EAR99

SN74S38NSR Applications

The SN74S38NSR is ideal for applications requiring high-speed digital logic processing and versatile output configurations. Its open collector outputs make it suitable for interfacing with different voltage levels and driving various types of loads. Some specific use cases include:

• Digital Systems: Used in microprocessors, microcontrollers, and other digital systems where fast signal processing and low propagation delay are crucial.
• Memory Circuits: Ideal for memory address decoding and control logic.
• Communication Systems: Used in digital communication interfaces for signal processing and control.
• Automotive Electronics: Suitable for automotive control units and electronic systems due to its robustness and temperature range.
• Industrial Control: Used in programmable logic controllers (PLCs) and other industrial automation systems.

Conclusion of SN74S38NSR

The SN74S38NSR is a reliable and high-performance NAND gate IC that offers significant advantages over similar models. Its fast propagation delay, open collector outputs, and robust operating characteristics make it an excellent choice for a wide range of digital logic applications. The compliance with industry standards such as RoHS3 and REACH ensures its suitability for modern electronics manufacturing. Whether used in digital systems, memory circuits, or industrial controls, the SN74S38NSR provides the performance and flexibility required for modern electronic designs.