Texas Instruments

SN74LS646DWR  

Buffers, Drivers, Receivers, Transceivers

SN74LS646DWR Description

The SN74LS646DWR is a Non-Inverting 8-Bit Transceiver Logic IC Chip, designed and manufactured by Texas Instruments. This device is part of the 74LS series, known for its robust performance and reliability in various digital applications. The SN74LS646DWR operates within a supply voltage range of 4.75V to 5.25V and can function effectively in an ambient temperature range of 0°C to 70°C. It features a single 8-bit element, making it suitable for applications requiring efficient data transfer and signal processing.

SN74LS646DWR Features

• Operating Temperature: The SN74LS646DWR is designed to operate within an ambient temperature range of 0°C to 70°C, ensuring stable performance in a variety of environmental conditions.
• Supply Voltage: It operates within a supply voltage range of 4.75V to 5.25V, providing flexibility in power supply design.
• Output Current: The device can source up to 15mA and sink up to 24mA, making it capable of driving multiple loads efficiently.
• Mounting Type: The SN74LS646DWR is available in a Surface Mount package, which is ideal for compact and high-density PCB designs.
• ECCN and Compliance: It is classified under ECCN EAR99 and is REACH Unaffected, ensuring compliance with international regulations. Additionally, it is ROHS3 Compliant, making it suitable for environmentally conscious applications.
• Packaging: The device is packaged in Tape & Reel (TR), facilitating automated assembly processes and ensuring high-quality handling.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the SN74LS646DWR is highly resistant to moisture, reducing the risk of damage during manufacturing and storage.

SN74LS646DWR Applications

The SN74LS646DWR is ideal for applications requiring reliable and efficient data transfer between digital systems. Its non-inverting 8-bit transceiver functionality makes it suitable for:

• Data Communication Systems: Facilitating data transfer between microprocessors and peripheral devices.
• Digital Signal Processing: Enabling efficient signal routing and processing in digital circuits.
• Industrial Control Systems: Providing robust and reliable data transmission in harsh industrial environments.
• Consumer Electronics: Enhancing the performance of digital devices such as computers, printers, and other peripherals.

Conclusion of SN74LS646DWR

The SN74LS646DWR from Texas Instruments is a versatile and reliable Logic IC Chip, offering a range of features that make it suitable for various digital applications. Its robust performance, compliance with international regulations, and compatibility with modern manufacturing processes make it a valuable component in the electronics industry. Despite its obsolete status, the SN74LS646DWR remains a reliable choice for applications requiring efficient data transfer and signal processing.

SN74LS646DWR Documents

Download datasheets and manufacturer documentation for SN74LS646DWR

Datasheets :

SN54LS846-649, SN74LS646-649      

HTML Datasheet :

SN54LS846-649, SN74LS646-649