Texas Instruments

SN75LBC187DBR

SN75LBC187DBR Description

The SN75LBC187DBR is a full-duplex transceiver designed for RS232 communication, manufactured by Texas Instruments. This interface IC chip is housed in a 28-pin SSOP package, making it suitable for surface-mount applications. It features three drivers and five receivers, providing robust communication capabilities. The device operates within a supply voltage range of 4.5V to 5.5V and supports a data rate of up to 120Kbps. With an operating temperature range of 0°C to 70°C, the SN75LBC187DBR is well-suited for a variety of industrial and commercial applications. It also boasts a receiver hysteresis of 500 mV, ensuring reliable signal integrity.

SN75LBC187DBR Features

• Full-Duplex Communication: The SN75LBC187DBR supports full-duplex communication, allowing for simultaneous data transmission and reception, which is essential for efficient RS232 communication.
• High Receiver Hysteresis: With a 500 mV receiver hysteresis, this transceiver ensures robust signal integrity, reducing the likelihood of signal interference and improving overall system reliability.
• Wide Operating Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements.
• Surface-Mount Compatibility: The surface-mount design of the SN75LBC187DBR allows for easy integration into compact and high-density PCB layouts.
• Compliance and Safety: The SN75LBC187DBR is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for a wide range of manufacturing environments.
• Packaging: The device is available in tape and reel (TR) packaging, facilitating efficient handling and assembly in automated production lines.

SN75LBC187DBR Applications

The SN75LBC187DBR is ideal for applications requiring reliable RS232 communication. Its full-duplex capability and robust signal integrity make it suitable for a variety of use cases, including:

• Industrial Automation: The transceiver's ability to handle simultaneous data transmission and reception makes it ideal for industrial control systems where real-time communication is critical.
• Telecommunications: The device's wide operating voltage range and high receiver hysteresis ensure reliable performance in telecommunications equipment.
• Consumer Electronics: The SN75LBC187DBR's surface-mount compatibility and compact form factor make it suitable for consumer electronics where space is a premium.
• Data Acquisition Systems: The transceiver's robust performance and compliance with environmental standards make it a reliable choice for data acquisition systems in various industries.

Conclusion of SN75LBC187DBR

The SN75LBC187DBR from Texas Instruments is a versatile and reliable RS232 transceiver designed for a wide range of applications. Its full-duplex communication capabilities, high receiver hysteresis, and wide operating voltage range provide robust performance and flexibility. The device's surface-mount design and compliance with environmental standards make it an excellent choice for modern electronics. Whether used in industrial automation, telecommunications, consumer electronics, or data acquisition systems, the SN75LBC187DBR offers a reliable and efficient solution for RS232 communication needs.