Texas Instruments

SN7400D

SN7400D Description

The SN7400D is a high-performance, dual-input NAND gate integrated circuit (IC) manufactured by Texas Instruments. It belongs to the 7400 series, which is known for its reliable and versatile digital logic functions. The SN7400D is designed for surface mount applications and is packaged in a 14-pin SOIC (Small Outline Integrated Circuit) package. This IC is compliant with the RoHS3 directive, making it an environmentally friendly choice for electronic designs.

SN7400D Features

• Logic Type: The SN7400D is a NAND gate, which is a basic building block in digital electronics. It has two inputs and one output, where the output is true only when both inputs are false.
• Operating Temperature: The IC can operate in a wide temperature range of 0°C to 70°C, making it suitable for various applications, including industrial and consumer electronics.
• Max Propagation Delay: The SN7400D has a maximum propagation delay of 22ns at 5V and 15pF, ensuring fast switching speeds for high-speed digital applications.
• Voltage - Supply: The IC operates on a supply voltage range of 4.75V to 5.25V, providing flexibility in power supply design.
• Input Logic Levels: The input logic level for low is 0.8V, and for high, it is 2V. This ensures reliable operation with standard digital input levels.
• Current - Output High, Low: The SN7400D can sink 16mA and source 400µA, providing sufficient current for driving other digital circuits.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the IC can be stored and handled without special precautions against moisture.

SN7400D Applications

The SN7400D is ideal for a wide range of digital logic applications due to its versatility and performance. Some specific use cases include:

• Digital Circuit Design: As a basic building block, the SN7400D can be used to create complex digital circuits for various applications, including data processing, control systems, and communication devices.
• Automotive Electronics: The wide operating temperature range makes the SN7400D suitable for automotive applications, where components must withstand extreme temperature variations.
• Industrial Control Systems: The fast switching speeds and reliable operation of the SN7400D make it ideal for industrial control systems, where quick and accurate signal processing is crucial.

Conclusion of SN7400D

The SN7400D is a versatile and high-performance NAND gate IC from Texas Instruments. Its wide operating temperature range, fast switching speeds, and reliable operation make it an excellent choice for a variety of digital logic applications. With its RoHS3 compliance and surface mount packaging, the SN7400D is a modern and environmentally friendly solution for digital circuit design.