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XR88C192IJ from EXAR

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XR88C192IJ

Manufacturer: EXAR

DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER

Partnumber Manufacturer Quantity Availability
XR88C192IJ EXAR 17 In Stock

Description and Introduction

DUAL UNIVERSAL ASYNCHRONOUS RECEIVER AND TRANSMITTER The part **XR88C192IJ** is a **Universal Asynchronous Receiver/Transmitter (UART)** manufactured by **EXAR Corporation**.  

### **Key Specifications:**  
- **Interface Type:** Asynchronous Serial (UART)  
- **Data Rate:** Up to **1.5 Mbps**  
- **FIFO Buffers:** **64-byte** transmit and receive FIFOs  
- **Voltage Supply:** **3.3V or 5V** operation  
- **Package:** **PLCC-44** (Plastic Leaded Chip Carrier)  
- **Operating Temperature:** **-40°C to +85°C** (Industrial grade)  
- **Additional Features:**  
  - Auto hardware/software flow control (RTS/CTS, XON/XOFF)  
  - Programmable baud rate generator  
  - Infrared (IrDA) encoder/decoder support  
  - Sleep mode for power savings  

### **Description:**  
The **XR88C192IJ** is a high-performance UART designed for serial communication applications. It supports full-duplex operation with large FIFO buffers to minimize CPU overhead. It is commonly used in industrial, embedded, and networking systems requiring reliable serial data transfer.  

### **Features:**  
- **64-byte TX/RX FIFOs** to reduce interrupt loading  
- **Programmable baud rate** with fractional divider  
- **Infrared (IrDA 1.0) support**  
- **Auto RTS/CTS and XON/XOFF flow control**  
- **Sleep mode** for low-power operation  
- **Industrial temperature range (-40°C to +85°C)**  

This part is now obsolete but was widely used in legacy systems requiring robust serial communication.  

Let me know if you need further details.

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