Texas Instruments

SN74LS641-1DWR  

Buffers, Drivers, Receivers, Transceivers

SN74LS641-1DWR Description

The SN74LS641-1DWR is a high-performance logic IC chip manufactured by Texas Instruments, designed for a wide range of digital communication applications. This device is part of the 74LS series, known for its reliability and efficiency in various electronic systems. The SN74LS641-1DWR features an 8-bit non-inverting transmitter/receiver with open collector outputs, making it ideal for bidirectional data transmission. It operates within a supply voltage range of 4.75V to 5.25V and an operating temperature range of 0°C to 70°C, ensuring stable performance under standard environmental conditions.

SN74LS641-1DWR Features

• Operating Temperature: 0°C to 70°C (TA), ensuring reliable operation in typical industrial and commercial environments.
• Number of Bits per Element: 8 bits, providing efficient data handling capabilities.
• Output Type: Open Collector, which allows for versatile interfacing with other digital systems and enables the use of pull-up resistors to customize voltage levels.
• ECCN: EAR99, indicating compliance with export regulations.
• Mounting Type: Surface Mount, facilitating compact and robust PCB designs.
• Product Status: Active, ensuring continued availability and support from Texas Instruments.
• Series: 74LS, a well-established series known for its robustness and compatibility with various digital circuits.
• Voltage - Supply: 4.75V to 5.25V, ensuring compatibility with standard 5V digital systems.
• REACH Status: REACH Unaffected, ensuring compliance with chemical safety regulations.
• HTSUS: 8542.39.0001, facilitating accurate tariff classification for international trade.
• Package: Tape & Reel (TR), ideal for automated assembly processes.
• RoHS Status: ROHS3 Compliant, ensuring environmental safety and regulatory compliance.
• Base Product Number: 74LS641, indicating its place within the broader 74LS series.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), allowing for flexible storage and handling conditions without the risk of moisture damage.

SN74LS641-1DWR Applications

The SN74LS641-1DWR is particularly well-suited for applications requiring efficient and reliable bidirectional data transmission. Its open collector outputs and 8-bit data handling capabilities make it ideal for use in:

• Digital Communication Systems: Facilitating data transfer between microcontrollers, microprocessors, and peripheral devices.
• Industrial Control Systems: Managing data flow in PLCs, sensors, and actuators.
• Computer Peripherals: Enabling communication between CPUs and peripheral devices such as keyboards, mice, and printers.
• Consumer Electronics: Enhancing data handling in devices such as digital cameras, gaming consoles, and smart home systems.

Conclusion of SN74LS641-1DWR

The SN74LS641-1DWR stands out as a reliable and versatile logic IC chip, offering robust performance and compatibility with a wide range of digital systems. Its open collector outputs and 8-bit data handling capabilities provide significant flexibility in system design, while its surface mount packaging ensures compact and durable implementation. With its compliance to industry standards such as RoHS3 and REACH, the SN74LS641-1DWR is a future-proof solution for digital communication needs. Whether in industrial control systems, consumer electronics, or digital peripherals, the SN74LS641-1DWR delivers consistent performance and reliability, making it a preferred choice for engineers and designers in the electronics industry.

SN74LS641-1DWR Documents

Download datasheets and manufacturer documentation for SN74LS641-1DWR

Datasheets :

SN54LS640-42/644-45, SN74LS640-42/644-45      

HTML Datasheet :

SN54LS640-42/644-45, SN74LS640-42/644-45