Product Overview: SN75C3221PW from Texas Instruments

The SN75C3221PW is a robust serial port transceiver from Texas Instruments, designed to fulfill the requirements of the RS-232 communication protocol. This particular component is part of TI's extensive interface portfolio and is engineered to facilitate reliable data transmission between data terminals and data communication equipment.

Key Features

• Interface Type: The SN75C3221PW is specifically designed for RS-232 communication, ensuring compatibility with serial port standards.
• Supply Voltage: It operates at a supply voltage range of 3 V to 5.5 V, making it versatile for various applications and compatible with TTL and CMOS logic families.
• Data Rate: With a data transmission rate of up to 250 kbps, it is suitable for many conventional serial applications, providing a balance between speed and reliability.
• Electrostatic Discharge (ESD) Protection: The device features ESD protection exceeding JESD 22, ensuring robustness and longevity in harsh environments.
• Low Power Consumption: The SN75C3221PW is designed for low-power operation, which is critical for battery-powered and power-sensitive applications.
• Temperature Range: The operating temperature range of -40°C to 85°C allows for deployment in a variety of settings, including industrial environments.

Package and Quality

The SN75C3221PW comes in a TSSOP (Thin Shrink Small Outline Package) with 20 pins, which provides a compact footprint while allowing for adequate thermal performance and connectivity. Texas Instruments is known for its commitment to quality, and this product is no exception. It is manufactured to meet high standards, ensuring reliability and performance consistency across applications.

Applications

This transceiver is ideal for a range of applications that require RS-232 connectivity. It is commonly used in point-of-sale terminals, telecommunication systems, networking equipment, and computer peripherals. Its robust design and features make it suitable for industrial controls and factory automation where reliable serial communication is essential.

With the SN75C3221PW, Texas Instruments provides a practical solution for designers looking to integrate or maintain RS-232 communication capabilities in their projects, with the assurance of quality and performance that comes with TI's products.