The AM8251/BXA, manufactured by AMD, is a Programmable Communication Interface (USART) designed for serial data communication. It provides a flexible interface for connecting microprocessors and microcontrollers to peripheral devices that use serial communication protocols. This UART is used in applications such as modems, serial printers, and industrial control systems.

Applications

• Serial Communication Interfaces
• Modems
• Serial Printers
• Industrial Control Systems
• Data Acquisition Systems

Features

• Programmable Communication Interface (USART)
• Supports Asynchronous and Synchronous Communication
• Full Duplex Operation
• Programmable Baud Rate Generator
• Error Detection (Parity, Overrun, Framing)
• Single +5V Power Supply

Benefits

• Flexible interface for various serial communication protocols
• Easy integration with microprocessors and microcontrollers
• Reliable data transfer with error detection capabilities
• Wide range of baud rate options for different application requirements
• Reduced system complexity with single power supply requirement
• Enhanced system reliability with robust error handling

Additional Details

The AM8251/BXA operates on a single +5V power supply and is available in a variety of package options. It includes a programmable baud rate generator, allowing for precise control of the serial data transmission rate. The device supports both asynchronous and synchronous communication modes, making it versatile for different types of serial interfaces. It also features error detection capabilities, including parity, overrun, and framing errors, ensuring data integrity.

This USART is designed to meet the stringent requirements of industrial and commercial applications, ensuring reliable performance in demanding environments. The full-duplex operation allows for simultaneous transmission and reception of data, maximizing communication efficiency. Its programmable nature makes it adaptable to a wide range of serial communication standards and protocols.