Texas Instruments

SN74AS240ADW  

Buffers, Drivers, Receivers, Transceivers

SN74AS240ADW Description

The SN74AS240ADW is a high-performance, 4-bit buffer/inverter IC designed for a wide range of digital applications. Manufactured by Texas Instruments, this device is part of the 74AS series, known for its robustness and reliability in digital circuitry. The SN74AS240ADW operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with standard TTL and CMOS logic levels. It features two 4-bit elements, each capable of buffering or inverting digital signals, making it versatile for various digital interfacing tasks.

The SN74AS240ADW is housed in a surface-mount package, specifically a 20SOIC, which is ideal for compact and space-constrained designs. This package type also facilitates automated assembly processes, enhancing manufacturing efficiency. The device is rated for an operating temperature range of 0°C to 70°C (TA), making it suitable for general industrial and commercial applications.

SN74AS240ADW Features

• Buffer and Inverter Functionality: The SN74AS240ADW provides both buffering and inverting capabilities, allowing designers to manage signal integrity and logic levels efficiently. This dual functionality reduces the need for multiple components, simplifying circuit design and reducing overall cost.
• High Output Current: With an output current capability of 15mA for high-level signals and 64mA for low-level signals, the SN74AS240ADW can drive multiple loads, making it suitable for applications requiring high fan-out.
• Wide Operating Voltage Range: The 4.5V to 5.5V supply voltage range ensures compatibility with a variety of power supply configurations, enhancing the device's versatility.
• Surface-Mount Packaging: The 20SOIC package is ideal for modern PCB designs, offering space efficiency and ease of integration into automated assembly processes.
• Compliance and Reliability: The SN74AS240ADW is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. Its moisture sensitivity level (MSL) is 1 (Unlimited), making it suitable for storage and handling in various environments.

SN74AS240ADW Applications

The SN74AS240ADW is well-suited for a variety of applications where signal buffering and inversion are required. Some specific use cases include:

• Digital Interface Circuits: Ideal for interfacing between different digital systems, ensuring signal integrity and proper logic level translation.
• Data Buffering: Used in data transmission systems to buffer data signals, reducing signal degradation and improving overall system performance.
• Clock Signal Distribution: Effective in distributing clock signals across a PCB, maintaining signal integrity and synchronization.
• Control Logic Circuits: Useful in control systems where digital signals need to be inverted or buffered to drive actuators or other control elements.

Conclusion of SN74AS240ADW

The SN74AS240ADW from Texas Instruments is a versatile and reliable 4-bit buffer/inverter IC, offering a combination of high performance and flexibility. Its dual functionality, high output current, and wide operating voltage range make it an excellent choice for a variety of digital applications. The surface-mount packaging ensures ease of integration into modern PCB designs, while compliance with environmental and regulatory standards ensures long-term reliability and sustainability. Whether used in digital interfacing, data buffering, or control logic circuits, the SN74AS240ADW stands out as a robust solution for digital circuit designers.

SN74AS240ADW Documents

Download datasheets and manufacturer documentation for SN74AS240ADW

Images :

Mechanical Outline Drawing      

PCN :

Qualify New Assembly Material set for Selected Device(s) (PDF)      

Product Catalogs :

Logic Guide (Rev. AB)      

SPICE Models :

SN74AS240A Behavioral SPICE Model