onsemi

DM74LS243N  

Buffers, Drivers, Receivers, Transceivers

DM74LS243N Description

The DM74LS243N is a non-inverting 4-bit bus transceiver IC, designed for high-performance digital applications. Manufactured by onsemi, this Logic IC Chip belongs to the 74LS series and is housed in a through-hole package, making it suitable for applications requiring robust mechanical stability and ease of installation on printed circuit boards. The DM74LS243N operates within a supply voltage range of 4.75V to 5.25V and can handle an operating temperature range of 0°C to 70°C (TA). It features a single 4-bit element, capable of transmitting and receiving data without inversion, ensuring data integrity and efficient communication between different parts of a digital system.

DM74LS243N Features

• Operating Temperature Range: The DM74LS243N is designed to operate reliably within an ambient temperature range of 0°C to 70°C (TA), making it suitable for a variety of industrial and commercial environments.
• Supply Voltage: With a supply voltage range of 4.75V to 5.25V, the DM74LS243N ensures stable performance and compatibility with standard 5V digital systems.
• Non-Inverting Data Transmission: The DM74LS243N provides non-inverting data transmission, which simplifies design and reduces the risk of data corruption during transfer.
• Current Handling: The IC can handle an output current of 15mA for high levels and 24mA for low levels, ensuring robust performance and compatibility with various load conditions.
• Through-Hole Mounting: The through-hole package type offers enhanced mechanical stability and ease of installation, making it ideal for applications where reliability and ease of assembly are critical.
• Moisture Sensitivity Level: With a moisture sensitivity level (MSL) of 1 (Unlimited), the DM74LS243N is highly resistant to moisture, reducing the risk of damage during storage and handling.
• REACH Compliance: The DM74LS243N is REACH unaffected, ensuring compliance with environmental regulations and suitability for use in a wide range of applications.

DM74LS243N Applications

The DM74LS243N is ideal for applications requiring reliable and efficient data transmission between different parts of a digital system. Its non-inverting data transmission capability makes it particularly useful in scenarios where data integrity is paramount. Some specific use cases include:

• Data Communication: The DM74LS243N can be used in data communication systems to facilitate the transfer of digital signals between different components, ensuring accurate and reliable data transmission.
• Microcontroller Interfaces: The IC is well-suited for interfacing with microcontrollers, providing a reliable means of data exchange between the microcontroller and other digital peripherals.
• Computer Peripherals: The DM74LS243N can be employed in computer peripherals, such as printers and scanners, to manage data flow between the peripheral and the host system.
• Industrial Control Systems: In industrial settings, the DM74LS243N can be used to manage data transmission between various control modules, ensuring efficient and error-free operation.

Conclusion of DM74LS243N

The DM74LS243N is a versatile and reliable non-inverting 4-bit bus transceiver IC, offering a range of features that make it suitable for various digital applications. Its robust performance, compatibility with standard 5V systems, and non-inverting data transmission capabilities make it an excellent choice for applications requiring efficient and reliable data communication. Despite being marked as obsolete, the DM74LS243N remains a valuable component for designers and engineers looking for a reliable solution in their digital systems.

DM74LS243N Documents

Download datasheets and manufacturer documentation for DM74LS243N