The SN65C3221DBR is a high-quality integrated circuit produced by Texas Instruments, designed for robust serial communication in a variety of electronic applications. This device is part of the SN65C3221 series, which are known for their reliability and performance in serial data transmission.

Key Features

• Interface Type: The SN65C3221DBR utilizes the RS-232 protocol, which is a standard for serial binary data interchange between a DTE (Data Terminal Equipment) and a DCE (Data Circuit-terminating Equipment).
• Number of Drivers/Receivers: This product comes with one driver and one receiver, making it ideal for point-to-point communication.
• Data Transfer Rates: It supports data rates up to 1 Mbps, which ensures efficient and swift data transfer for a variety of applications.
• Supply Voltage: The device operates within a supply voltage range of 3 V to 5.5 V, accommodating various power requirements for different systems.
• ESD Protection: It features Electrostatic Discharge (ESD) protection on the RS-232 bus pins, which exceeds ±15 kV using the Human Body Model, safeguarding the device from potential damage caused by static electricity.
• Low Power Consumption: The SN65C3221DBR is designed for low-power operation, which is critical for battery-powered and power-sensitive applications.
• Temperature Range: The operational temperature range of the device is from -40°C to +85°C, making it suitable for industrial environments.
• Package: Delivered in a small-outline integrated circuit (SOIC) package, the SN65C3221DBR is compact and space-efficient, ideal for applications where board space is at a premium.

Applications

The SN65C3221DBR is versatile and can be used in a variety of applications, including but not limited to:

• Point-of-sale terminals
• Telecommunications equipment
• Networking equipment and peripherals
• Data acquisition systems
• Industrial control systems

With its robust feature set, the SN65C3221DBR from Texas Instruments is an excellent choice for designers looking for a reliable and efficient solution for RS-232 communication.