STMicroelectronics

ST75185CDR

ST75185CDR Description

The ST75185CDR is a high-performance, full-duplex transceiver designed by STMicroelectronics for reliable communication in RS232 applications. With its 3 drivers and 5 receivers, it offers robust data transmission capabilities at a data rate of 120Kbps. The transceiver operates within a wide voltage range of 4.5V to 5.5V, making it suitable for various power supply configurations. Its surface-mount design allows for easy integration into compact electronic systems.

ST75185CDR Features

• Full-Duplex Communication: The ST75185CDR supports full-duplex communication, enabling simultaneous data transmission in both directions without interference.
• Wide Operating Temperature Range: It operates efficiently in temperatures ranging from 0°C to 70°C, ensuring reliable performance in diverse environmental conditions.
• Low Receiver Hysteresis: With a receiver hysteresis of 500 mV, the transceiver provides stable and accurate signal detection.
• Surface Mount Technology: The surface-mount design facilitates easy integration into PCBs, reducing space requirements and enhancing manufacturing efficiency.
• Compliance with Industry Standards: The ST75185CDR is compliant with the RoHS3 directive, making it an environmentally friendly choice for electronic designs.

ST75185CDR Applications

The ST75185CDR is ideal for applications requiring reliable RS232 communication, such as:

• Industrial Automation: For interfacing with various industrial equipment and sensors, ensuring robust data exchange in automated systems.
• Telecommunication Systems: In base stations and other communication infrastructure where RS232 interfaces are prevalent.
• Automotive Applications: For in-vehicle communication systems, providing reliable data transfer between electronic control units (ECUs).
• Medical Equipment: For interfacing with medical devices that require precise and secure data communication.

Conclusion of ST75185CDR

The ST75185CDR from STMicroelectronics is a versatile and reliable full-duplex transceiver, offering a combination of high performance and compliance with industry standards. Its unique features, such as low receiver hysteresis and a wide operating temperature range, make it an excellent choice for a variety of applications where RS232 communication is critical. Despite being classified as obsolete, the ST75185CDR remains a valuable component for legacy systems and specific applications where its performance characteristics are unmatched.