Professional IC Distribution & Technical Solutions

The ST16C2552IJ44TR-F is a dual UART (Universal Asynchronous Receiver/Transmitter) integrated circuit manufactured by EXAR Corporation. Below are the factual specifications, descriptions, and features of this component:

Manufacturer:

EXAR Corporation (now part of MaxLinear after acquisition)

Specifications:

• Number of Channels: Dual UART (2 independent channels)
• Data Rate: Up to 5 Mbps
• FIFO Depth: 128 bytes (per channel)
• Operating Voltage: 3.3V
• Interface: Parallel (8-bit)
• Package: PLCC-44 (Plastic Leaded Chip Carrier, 44-pin)
• Operating Temperature Range: -40°C to +85°C
• Additional Features:
• Software-selectable baud rate
• Programmable serial interface characteristics
• Infrared (IrDA) encoder/decoder support (1.0 compliant)
• Auto hardware/software flow control
• Sleep mode for power saving

Descriptions:

The ST16C2552IJ44TR-F is a dual-channel UART designed for high-performance serial communication applications. It supports two independent full-duplex serial ports with 128-byte FIFOs to reduce CPU overhead. The device is compatible with industry-standard UARTs and includes advanced features such as automatic hardware/software flow control and IrDA support.

Features:

• Dual UART with 128-byte FIFOs (per channel)
• 5 Mbps maximum baud rate
• 3.3V operation
• Programmable baud rate generator
• Infrared (IrDA) support
• Auto RTS/CTS and Xon/Xoff flow control
• Sleep mode for reduced power consumption
• Industrial temperature range (-40°C to +85°C)
• PLCC-44 package

This component is commonly used in embedded systems, industrial automation, networking equipment, and other applications requiring reliable serial communication.