The SCC68681E1A44 is a high-performance Dual Universal Asynchronous Receiver/Transmitter (DUART) manufactured by NXP Semiconductors. This integrated circuit is designed to facilitate serial communication in a variety of computing and communication applications. Its dual-channel architecture allows for simultaneous and independent operation of two full-duplex asynchronous receiver and transmitter pairs.

Key Features

• Dual Channel: Two independent full-duplex UART channels for efficient serial data handling.
• Programmable Baud Rate: Each channel can be programmed for a wide range of baud rates, making it suitable for various communication standards.
• Flexible Data Format: Supports 5, 6, 7, or 8 data bits with even, odd, or no parity for versatile data framing.
• Interrupt Capability: Features a comprehensive interrupt system that simplifies management of communication tasks.
• On-Chip Status Registers: Provides detailed status information for each channel, aiding in efficient data throughput and error detection.
• Counter/Timer: Includes a counter/timer for additional timing control and functionality.

Applications

The SCC68681E1A44 is ideal for use in systems requiring reliable serial communication. Common applications include:

• Networking equipment like routers and switches
• Industrial control systems
• Point of Sale (POS) terminals
• Computer peripherals and interfaces

Technical Specifications

The SCC68681E1A44 operates at a voltage range of 4.5V to 5.5V and is characterized for operation from 0°C to 70°C. It is available in a 44-pin PLCC (Plastic Leaded Chip Carrier) package, which provides a compact footprint while allowing for efficient heat dissipation and ease of integration into a variety of systems.

With its robust feature set and NXP's commitment to quality, the SCC68681E1A44 DUART is an excellent choice for designers looking to implement reliable and flexible serial communications in their products.