Texas Instruments

SN74AS21NSR  

Gates and Inverters

SN74AS21NSR Description

The SN74AS21NSR is a high-performance AND gate Logic IC chip from Texas Instruments, designed for a wide range of digital applications. This device features two 4-input AND gates, making it ideal for complex logic operations. The SN74AS21NSR operates within a supply voltage range of 4.5V to 5.5V and can function effectively in an operating temperature range of 0°C to 70°C. It is available in a surface-mount package, specifically in a Tape & Reel (TR) format, which facilitates efficient manufacturing processes.

SN74AS21NSR Features

• High-Speed Performance: The SN74AS21NSR boasts a maximum propagation delay of 6ns at 5V with a maximum capacitive load of 50pF, ensuring rapid signal processing and minimal latency.
• Robust Logic Levels: The input logic levels are well-defined, with a low input logic level of 0.8V and a high input logic level of 2V, providing reliable and accurate signal detection.
• Efficient Power Management: The device supports a supply voltage range of 4.5V to 5.5V, ensuring compatibility with a variety of power supplies while maintaining low power consumption.
• High Output Current Capability: The SN74AS21NSR can deliver an output current of 20mA in the low state and 2mA in the high state, making it suitable for driving various loads.
• Compliance and Safety: The device is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the SN74AS21NSR is highly resistant to moisture, making it suitable for use in a wide range of environments without the need for special handling.

SN74AS21NSR Applications

The SN74AS21NSR is ideal for applications requiring high-speed digital logic operations. Its dual 4-input AND gates make it particularly useful in:

• Digital Signal Processing: Efficiently processing digital signals in communication systems, ensuring rapid and accurate data transmission.
• Control Systems: Implementing complex control logic in industrial automation, robotics, and other control systems where precise timing and logic operations are crucial.
• Consumer Electronics: Enhancing the performance of consumer electronics by providing reliable and high-speed logic functions.
• Computer Systems: Utilizing the AND gates for data processing and control logic in various computer systems and peripherals.

Conclusion of SN74AS21NSR

The SN74AS21NSR from Texas Instruments is a versatile and high-performance AND gate Logic IC chip that offers significant advantages over similar models. Its high-speed performance, robust logic levels, and efficient power management make it an ideal choice for a wide range of applications. The device's compliance with environmental and safety standards, along with its moisture resistance, ensures it is suitable for use in diverse environments. Whether used in digital signal processing, control systems, consumer electronics, or computer systems, the SN74AS21NSR provides reliable and efficient logic operations, making it a valuable component in modern electronics design.

SN74AS21NSR Documents

Download datasheets and manufacturer documentation for SN74AS21NSR

Datasheets :

SN54/74(ALS,AS)21(A)      

PCN Packaging :

Carrier Tape Update 23/Feb/2015       Carrier Tape Revision B 30/Mar/2015      

HTML Datasheet :

SN54/74(ALS,AS)21(A)