Texas Instruments

SN75C3232DR

SN75C3232DR Description

The SN75C3232DR from Texas Instruments is a robust dual-driver/dual-receiver RS-232 transceiver designed for high-performance serial communication in industrial, automotive, and embedded systems. Housed in a compact 16-SOIC package, this surface-mount IC operates over a 3V to 5.5V supply range, making it versatile for both 3.3V and 5V logic environments. With a data rate of 1Mbps, it ensures reliable signal transmission in noisy environments, supported by 300mV receiver hysteresis for enhanced noise immunity. Compliant with ROHS3 and REACH standards, it is suitable for eco-conscious designs.

SN75C3232DR Features

• Full-duplex RS-232 communication with 2 drivers and 2 receivers for bidirectional data flow.
• Wide operating voltage (3V–5.5V) ensures compatibility with mixed-voltage systems.
• 1Mbps high-speed data rate for efficient serial communication.
• 300mV receiver hysteresis minimizes errors in electrically noisy environments.
• Low-power operation with 3V to 5.5V supply, ideal for battery-powered applications.
• Industrial temperature range (0°C to 70°C) for reliable performance in harsh conditions.
• Tape & Reel (TR) packaging for automated assembly efficiency.
• RoHS3 and REACH compliant, meeting global environmental standards.

SN75C3232DR Applications

• Industrial automation: PLCs, motor control, and sensor interfaces requiring noise-resistant communication.
• Embedded systems: Microcontroller-to-PC or peripheral communication in IoT devices.
• Automotive electronics: Diagnostic tools, infotainment systems, and telematics.
• Point-of-sale (POS) terminals: Reliable serial data transfer for peripherals like printers and displays.
• Medical equipment: Patient monitoring systems where signal integrity is critical.

Conclusion of SN75C3232DR

The SN75C3232DR stands out as a high-reliability RS-232 transceiver with low-voltage operation, robust noise immunity, and industrial-grade durability. Its full-duplex capability, wide supply range, and compliance with environmental regulations make it a superior choice for modern serial communication designs. Whether in industrial, automotive, or embedded applications, this transceiver delivers consistent performance while simplifying integration and reducing power consumption.