Analog Devices Inc./Maxim Integrated Tariff Inquiry

MAX251CSD

MAX251CSD Description

The MAX251CSD, developed by Analog Devices Inc./Maxim Integrated, is an obsolete full-duplex RS232 transceiver designed to provide two drivers and two receivers in a single 14-pin SOIC package. With an operating temperature range of 0°C to 70°C, it is suitable for a variety of industrial and commercial applications where robust communication is essential.

MAX251CSD Features

• Voltage Supply: The transceiver operates within a voltage range of 4.5V to 5.5V, ensuring compatibility with a wide range of power sources.
• Receiver Hysteresis: A high hysteresis of 600 mV offers improved noise immunity and reliable signal detection.
• Mounting Type: Surface mount technology allows for compact and efficient placement on PCBs, fitting well in constrained spaces.
• Package: The transceiver comes in a tube package, which is convenient for handling and storage.
• Protocol: Designed for RS232 communication, it is ideal for serial data transmission applications.
• ECCN: Classified under EAR99, indicating that it is not subject to export controls.
• REACH Status: Declared REACH Unaffected, ensuring compliance with European Union regulations concerning the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH).
• MSL: Rated at level 1, indicating unlimited moisture sensitivity, which means the device can be stored and used in a wide range of environments without concerns about moisture-induced damage.

MAX251CSD Applications

The MAX251CSD is ideally suited for applications requiring robust serial communication, such as:

• Industrial Control Systems: Its ability to operate in a wide temperature range and provide reliable signal detection makes it suitable for use in harsh industrial environments.
• Telecommunication Equipment: RS232 protocol support is crucial for legacy telecommunication systems, and the MAX251CSD meets these requirements.
• Automotive Electronics: The transceiver's robustness and temperature endurance make it a good fit for automotive applications where communication reliability is critical.

Conclusion of MAX251CSD

While the MAX251CSD is now considered obsolete, its full-duplex capabilities, high hysteresis, and robust design make it a reliable choice for legacy systems that require RS232 communication. Its surface mount package and wide operating temperature range offer flexibility in design and application. Despite its age, the MAX251CSD remains a competent transceiver for systems that do not require the latest advancements in communication technology.