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XR16L788CQ from XR

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XR16L788CQ

Manufacturer: XR, EXAR

HIGH PERFORMANCE 2.97V TO 5.5V OCTAL UART

Partnumber Manufacturer Quantity Availability
XR16L788CQ XR, EXAR 836 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**.  

### **Specifications:**  
- **Interface Type:** UART  
- **Data Rate:** Up to **3 Mbps**  
- **Number of Channels:** **2 (Dual UART)**  
- **FIFO Depth:** **128 bytes** (Tx and Rx)  
- **Voltage Supply:** **3.3V or 5V** (operating range)  
- **Package:** **LQFP (Low-profile Quad Flat Package)**  
- **Operating Temperature Range:** **Commercial (0°C to +70°C) or Industrial (-40°C to +85°C)**  
- **Additional Features:**  
  - Auto hardware/software flow control  
  - Programmable baud rate generator  
  - Sleep mode for power savings  
  - Infrared (IrDA) encoder/decoder support  

### **Descriptions & Features:**  
- The **XR16L788CQ** is a high-performance dual UART designed for **embedded communication applications**.  
- It supports **full-duplex operation** with independent transmit and receive paths.  
- Features **128-byte FIFOs** to reduce CPU overhead and improve data throughput.  
- Includes **auto RTS/CTS** hardware flow control and **Xon/Xoff** software flow control.  
- Supports **IrDA 1.0** for infrared communication.  
- Compatible with **3.3V and 5V** systems, making it versatile for various designs.  
- Ideal for **industrial automation, networking, and point-of-sale (POS) systems**.  

Would you like any additional details on pin configurations or application notes?

Application Scenarios & Design Considerations

HIGH PERFORMANCE 2.97V TO 5.5V OCTAL UART

Alternative Part Number

  • ST16C654CQ64 --: Quad UART with 64-byte FIFOs in a 64-pin QFP, functionally similar to the XR16L788CQ and widely available as a drop-in style replacement.
  • TL16C754BPN --: Quad UART with 64-byte FIFOs offering comparable serial channel count and buffering, suitable for designs migrating away from the XR16L788CQ.
  • SC16C654BIB64 --: Quad UART with 64-byte FIFOs in a 64-pin package, providing similar multi-channel serial functionality for legacy XR16L788CQ applications.

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