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XR16C854CV from EXAR

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XR16C854CV

Manufacturer: EXAR

QUAD UART WITH RX/TX FIFO COUNTERS,128-BYTE FIFO

Partnumber Manufacturer Quantity Availability
XR16C854CV EXAR 73 In Stock

Description and Introduction

QUAD UART WITH RX/TX FIFO COUNTERS,128-BYTE FIFO The XR16C854CV is a quad universal asynchronous receiver/transmitter (UART) manufactured by EXAR Corporation. Below are its key specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** EXAR  
- **Type:** Quad UART (4-channel)  
- **Data Rate:** Up to 3 Mbps  
- **FIFO Depth:** 128 bytes per channel (Tx and Rx)  
- **Voltage Supply:** 3.3V or 5V operation  
- **Interface:** Parallel (8-bit)  
- **Package:** 64-pin LQFP  
- **Operating Temperature:** Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)  
- **Additional Features:**  
  - Software-selectable baud rate  
  - Auto hardware/software flow control  
  - Programmable serial interface characteristics  
  - Infrared (IrDA) encoder/decoder support  

### **Descriptions:**  
The XR16C854CV is a high-performance quad UART designed for applications requiring multiple serial communication channels. It supports independent operation of four full-duplex UART channels with deep FIFOs to reduce CPU overhead. It is commonly used in embedded systems, networking equipment, and industrial automation.  

### **Features:**  
- Four independent UART channels  
- 128-byte transmit and receive FIFOs per channel  
- Supports 5V or 3.3V operation  
- Automatic hardware (RTS/CTS) and software (XON/XOFF) flow control  
- Infrared (IrDA 1.0) support  
- Sleep mode for power savings  
- Industrial temperature range option (-40°C to +85°C)  
- 64-pin LQFP package  

For exact electrical characteristics and timing diagrams, refer to the official EXAR datasheet.

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