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XR17C158IV/ from EXAR

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XR17C158IV/

Manufacturer: EXAR

5V PCI BUS OCTAL UART

Partnumber Manufacturer Quantity Availability
XR17C158IV/,XR17C158IV EXAR 13 In Stock

Description and Introduction

5V PCI BUS OCTAL UART **Part Number:** XR17C158IV  
**Manufacturer:** EXAR  

### **Specifications:**  
- **Interface:** UART (Universal Asynchronous Receiver/Transmitter)  
- **Number of Channels:** Quad (4 independent UART channels)  
- **Data Rate:** Up to 3 Mbps per channel  
- **Voltage Supply:** 3.3V or 5V operation  
- **FIFO Buffers:** 64-byte transmit and receive FIFOs per channel  
- **Flow Control:** Hardware (RTS/CTS) and software (XON/XOFF) flow control  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 64-pin LQFP (Low-profile Quad Flat Package)  

### **Descriptions:**  
The XR17C158IV is a high-performance quad UART from EXAR, designed for applications requiring multiple serial communication channels. It supports full-duplex operation with independent baud rate generators for each channel. The device is suitable for industrial, networking, and embedded systems where reliable serial communication is needed.  

### **Features:**  
- **Independent Baud Rate Generators:** Each UART channel has a dedicated baud rate generator.  
- **Auto Hardware/Software Flow Control:** Supports RTS/CTS and XON/XOFF protocols.  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **Industrial Temperature Range:** Operates reliably in harsh environments (-40°C to +85°C).  
- **Compatibility:** TTL/CMOS compatible I/O levels.  
- **Interrupt Support:** Configurable interrupt sources for efficient CPU handling.  

This information is based on the manufacturer's datasheet for the XR17C158IV.

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