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XR16L788CQ. from EXAR

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XR16L788CQ.

Manufacturer: EXAR

HIGH PERFORMANCE 2.97V TO 5.5V OCTAL UART

Partnumber Manufacturer Quantity Availability
XR16L788CQ.,XR16L788CQ EXAR 11 In Stock

Description and Introduction

HIGH PERFORMANCE 2.97V TO 5.5V OCTAL UART The part **XR16L788CQ** is a **UART (Universal Asynchronous Receiver/Transmitter)** manufactured by **Exar Corporation (now part of MaxLinear)**. Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Interface Type:** UART  
- **Number of Channels:** 2 (Dual UART)  
- **Data Rate:** Up to **3 Mbps**  
- **Voltage Supply:** **3.3V** (operating range: 3.0V to 3.6V)  
- **Operating Temperature Range:** **-40°C to +85°C**  
- **Package:** **LQFP-64** (Low-profile Quad Flat Package)  

### **Descriptions:**  
- The **XR16L788CQ** is a high-performance dual UART with **FIFO buffers** (up to **128 bytes** for transmit and receive).  
- It supports **RS-232, RS-485, and RS-422** serial communication protocols.  
- Features **auto-hardware/software flow control** (RTS/CTS, XON/XOFF).  
- Includes **programmable baud rate generators** and **infrared (IrDA) encoder/decoder** support.  
- Designed for **industrial, networking, and embedded applications**.  

### **Features:**  
- **128-byte TX/RX FIFOs** (reduces CPU overhead)  
- **Auto RTS/CTS hardware flow control**  
- **Auto XON/XOFF software flow control**  
- **Programmable baud rate (up to 3 Mbps)**  
- **Infrared (IrDA 1.0) support**  
- **Sleep mode for power savings**  
- **Industrial temperature range (-40°C to +85°C)**  
- **64-pin LQFP package**  

This UART is commonly used in **industrial automation, networking equipment, and embedded systems** requiring reliable serial communication.  

*(Note: Exar Corporation was acquired by MaxLinear in 2017, but the XR16L788CQ remains a legacy product.)*

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