Motorola Tariff Inquiry

SN74LS26D

SN74LS26D Description

The SN74LS26D is a high-performance NAND gate IC from the 74LS series, manufactured by Motorola. This logic IC chip is designed for surface mount applications and features four independent 2-input NAND gates with open collector outputs. The device operates within a supply voltage range of 4.75V to 5.25V and is specified to function within an operating temperature range of 0°C to 70°C. The SN74LS26D is housed in a tube package, making it suitable for automated assembly processes.

SN74LS26D Features

• Logic Type: NAND Gate
• Number of Circuits: 4
• Number of Inputs per Circuit: 2
• Operating Temperature: 0°C to 70°C
• Voltage - Supply: 4.75V to 5.25V
• Max Propagation Delay: 32ns @ 5V, 15pF
• Input Logic Levels:
  • Low: 0.8V
  • High: 2V
• Features: Open Collector
• Package: Tube
• Mounting Type: Surface Mount
• ECCN: EAR99
• HTSUS: 8542.39.0001

The SN74LS26D offers several unique features that set it apart from similar models. Its open collector outputs provide flexibility in circuit design, allowing for easy interfacing with various logic levels and pull-up resistors. The low propagation delay of 32ns ensures high-speed operation, making it suitable for applications requiring fast signal processing. The specified input logic levels of 0.8V for low and 2V for high ensure compatibility with a wide range of digital systems.

SN74LS26D Applications

The SN74LS26D is ideal for a variety of applications due to its robust performance and compatibility with standard TTL logic levels. Some specific use cases include:

• Digital Logic Circuits: The NAND gates can be used to implement basic logic functions, such as AND, OR, and NOT, by combining multiple gates.
• Control Systems: The open collector outputs make it suitable for driving LEDs, relays, and other devices that require a pull-up resistor.
• Data Processing: The low propagation delay ensures that the SN74LS26D can handle high-speed data processing tasks efficiently.
• Embedded Systems: The surface mount package and operating temperature range make it suitable for use in embedded systems where space and thermal management are critical.

Conclusion of SN74LS26D

The SN74LS26D is a versatile NAND gate IC that offers high performance and flexibility in design. Its open collector outputs, low propagation delay, and compatibility with standard TTL levels make it a reliable choice for a wide range of digital applications. Although the product is now obsolete, its robust specifications and features continue to make it a valuable component in legacy systems and for hobbyists working with older technologies. For new designs, engineers may consider exploring modern alternatives that offer similar functionality with enhanced performance and efficiency.