Description

The XR16C2850IM-F is a dual universal asynchronous receiver and transmitter (UART) electronic component. It operates at a voltage range of 2.97V to 5.5V and is pin-to-pin compatible to Exar's ST16C2552 and XR16L2752. The XR16C2850IM-F has a register set that is compatible with the ST16C2552 and XR16L2752, and it also includes enhanced features.

Specifications and features

The XR16C2850IM-F has the following features:

• 5V tolerant inputs
• 0 ns address hold time (TAH)
• Pin-to-pin compatible to Exar's ST16C2552 and XR16L2752
• Improved version of PC16C552
• Two independent UART channels
• Register set compatible to 16C550
• Up to 3 Mbps at 5V, and 2 Mbps at 3.3V
• Transmit and Receive FIFOs of 128 bytes
• Programmable TX and RX FIFO Trigger Levels
• Transmit and Receive FIFO Level Counters
• Automatic Hardware (RTS/CTS) Flow Control
• Selectable Auto RTS Flow Control Hysteresis
• Automatic Software (Xon/Xoff) Flow Control
• Automatic RS-485 Half-duplex Direction Control Output
• Wireless Infrared (IrDA 1.0) Encoder/Decoder
• Automatic sleep mode
• Alternate Function Register
• Device Identification and Revision
• Crystal oscillator or external clock input
• 2.97 to 5.5 volt operation
• Industrial and commercial temperature ranges

Application Scenarios

The XR16C2850IM-F is commonly used in the following scenarios:

• Portable Appliances
• Telecommunication Network Routers
• Ethernet Network Routers
• Cellular Data Devices
• Factory Automation and Process Controls

Comparison

• Compatibility with Exar's ST16C2552 and XR16L2752
• Enhanced features compared to PC16C552
• Two independent UART channels
• High data transfer rates of up to 3 Mbps at 5V
• FIFOs for transmit and receive operations
• Supports various flow control methods
• Wireless Infrared (IrDA 1.0) Encoder/Decoder
• Automatic sleep mode for power saving
• Operates at a voltage range of 2.97V to 5.5V
• Wide temperature operating ranges

• None identified