Description

The SCC2692AE1A44 is a Universal Asynchronous Receiver Transmitter (UART) chip manufactured by Philips Semiconductors. It is a versatile single-chip communication device that provides two full-duplex asynchronous receiver/transmitter channels in a single package. The chip is compatible with the SCN2681 and can interface directly with Microprocessors. It can be used in a polled or interrupt-driven system.

Specifications and features

• Dual full-duplex asynchronous receiver/transmitters.
• Quadruple buffered receiver data register.
• 16-bit programmable Counter/Timer.
• 16 programmable Baud rates for each receiver and transmitter.
• External 1X or 16X clock.
• False start bit detection and Line break detection.
• Multi-function 7-bit input port and multi-function 8-bit output port.
• A maximum data transfer rate of 1 MB/s and 125 kB/s for 1X and 16X, respectively.
• Commercial and industrial temperature range versions.
• Single +5V power supply.

Application Scenarios

The SCC2692AE1A44 UART chip can be used in various applications that require digital communication. Some of the common areas of applications are data communication, data collection, data transfer to other peripherals, and triggering of devices through communication. This chip can be used in applications such as networking, industrial communication, automotive communication, and medical instrumentation.

Comparison

• Provides two full-duplex asynchronous receiver/transmitter channels in one chip.
• Compatible with the SCN2681 and interfaces directly with Microprocessors.
• False start bit detection, line break detection and multi-drop mode.
• External 1X or 16X clock for programmable Baud rates.
• Can be used in a polled or interrupt-driven system.

• Does not support the programmable function of parity, stop bits, and data bits.
• Requires additional components for crystal oscillator operation.
• Has only one single interrupt output with eight maskable interrupting conditions.