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XR19L220 from EXAR

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15.625ms

XR19L220

Manufacturer: EXAR

SINGLE CHANNEL INTEGRATED UART AND RS-232 TRANSCEIVER

Partnumber Manufacturer Quantity Availability
XR19L220 EXAR 133 In Stock

Description and Introduction

SINGLE CHANNEL INTEGRATED UART AND RS-232 TRANSCEIVER The part **XR19L220** is a **dual UART (Universal Asynchronous Receiver/Transmitter)** manufactured by **EXAR Corporation**.  

### **Specifications:**  
- **Interface:** UART (Universal Asynchronous Receiver/Transmitter)  
- **Number of Channels:** 2 (Dual UART)  
- **Data Rate:** Up to **3 Mbps**  
- **FIFO Depth:** **128-byte transmit and receive FIFOs** per channel  
- **Voltage Supply:** **3.3V or 5V** operation  
- **Package Options:** Available in **TQFP and LQFP packages**  
- **Operating Temperature Range:** **Industrial (-40°C to +85°C)**  
- **Additional Features:**  
  - Software/hardware flow control  
  - Auto RTS/CTS and XON/XOFF support  
  - Programmable baud rate generator  
  - Sleep mode for power savings  
  - Industrial temperature range support  

### **Descriptions & Features:**  
- The **XR19L220** is a high-performance dual UART designed for applications requiring reliable serial communication.  
- It supports **full-duplex** operation with independent transmit and receive paths.  
- Features **128-byte FIFOs** to reduce CPU overhead and improve data throughput.  
- Compatible with **3.3V and 5V** systems, making it versatile for different designs.  
- Includes **auto flow control** (RTS/CTS) and **software flow control** (XON/XOFF).  
- Suitable for **industrial, embedded, and communication systems** due to its robust design and wide operating temperature range.  

For exact pin configurations and detailed electrical characteristics, refer to the **official EXAR datasheet**.

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