The ST16C2450CJ is a dual Universal Asynchronous Receiver/Transmitter (UART) manufactured by Exar Corporation. It provides two independent channels of serial communication, each capable of supporting data rates up to 1.5 Mbps. This UART is designed for use in a variety of applications where high-speed, reliable serial communication is required.

Applications:

• Serial Ports: Adding serial communication capabilities to computers and embedded systems.
• Industrial Automation: Connecting industrial devices such as sensors, actuators, and PLCs.
• Point-of-Sale (POS) Systems: Interfacing with barcode scanners, receipt printers, and other POS peripherals.
• Networking Equipment: Implementing serial console ports on routers, switches, and other networking devices.
• Data Acquisition Systems: Collecting data from serial sensors and instruments.

Features:

• Dual UART Channels: Provides two independent serial communication channels.
• Data Rates up to 1.5 Mbps: Supports high-speed serial communication.
• Programmable Baud Rate Generator: Allows for flexible baud rate configuration.
• 16-Byte Transmit and Receive FIFOs: Reduces CPU overhead and improves data throughput.
• Automatic Hardware/Software Flow Control: Ensures reliable data transfer.
• Interrupt Generation: Signals the CPU when data is received or transmitted.
• Modem Control Signals: Supports communication with modems and other serial devices.

Benefits:

• High Performance: Provides high-speed, reliable serial communication.
• Flexibility: Can be configured for a variety of serial communication protocols.
• Reduced CPU Overhead: The 16-byte FIFOs and automatic flow control reduce the burden on the CPU.
• Easy to Use: Well-documented and supported by Exar Corporation.
• Cost-Effective: Offers a good balance of performance and price.

Additional Details:

The ST16C2450CJ supports a variety of serial communication protocols, including RS-232, RS-422, and RS-485. It also features a built-in loopback mode for testing and diagnostics. The device is typically packaged in a 48-pin TQFP package and operates from a 3.3V or 5V power supply. The operating temperature range is typically -40°C to +85°C.