Product Overview: SCC68681C1N40,112 Dual Asynchronous Receiver/Transmitter (DUART)

The SCC68681C1N40,112 is a versatile integrated circuit from NXP Semiconductors designed to handle serial communication for a wide range of applications. This dual asynchronous receiver/transmitter, commonly referred to as DUART, is an essential component for systems requiring efficient serial I/O interface, such as computing, industrial control, and telecommunications equipment.

Key Features

• Integrated Dual UART: The device contains two independent UART channels, each capable of full-duplex asynchronous communication, allowing for simultaneous transmission and reception of data.
• Programmable Baud Rate: Each UART channel supports a programmable baud rate generator, providing flexibility in communication speeds to match specific system requirements.
• Flexible Character Length: It supports 5, 6, 7, or 8-bit character lengths, enabling compatibility with various data formats and protocols.
• Parity and Error Detection: The SCC68681C1N40,112 includes parity, framing, and overrun error detection mechanisms, ensuring reliable data transmission and reception.
• Multiple Interrupt Levels: The device features a programmable interrupt system with multiple priority levels, facilitating efficient processor handling of communication tasks.
• Counter/Timer: An onboard counter/timer can be used for a variety of functions, including baud rate generation and time delay measurements.

Technical Specifications

• Supply Voltage: 5V ± 10%
• Operating Temperature Range: 0°C to +70°C
• Package: 40-Pin PDIP (Plastic Dual In-line Package)
• Part Number: SCC68681C1N40,112

The SCC68681C1N40,112 from NXP is an ideal solution for designers looking to implement robust serial communication interfaces with minimal design complexity. Its combination of dual-channel operation, flexible configuration options, and reliable performance make it a popular choice for a multitude of serial data exchange applications.

Applications

With its advanced features and proven reliability, the SCC68681C1N40,112 DUART is well-suited for use in:

• Embedded systems
• Network equipment
• Point of sale terminals
• Industrial control systems
• Telecommunication infrastructure

Its robust design ensures that systems utilizing the SCC68681C1N40,112 can maintain consistent communication and performance in a variety of environmental and operational conditions.