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XRT7288IW from EXAR

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XRT7288IW

Manufacturer: EXAR

CEPT1 Line Interface

Partnumber Manufacturer Quantity Availability
XRT7288IW EXAR 329 In Stock

Description and Introduction

CEPT1 Line Interface The XRT7288IW is a product manufactured by EXAR Corporation. Below are the factual details about this component:

### **Manufacturer:**  
EXAR Corporation  

### **Specifications:**  
- **Device Type:** Quad Line Interface Unit (LIU)  
- **Function:** Provides line interface functions for T1/E1/J1 applications  
- **Data Rate:** Supports 1.544 Mbps (T1) and 2.048 Mbps (E1)  
- **Interface:** Compatible with both T1 and E1 framing formats  
- **Power Supply:** Typically operates at +5V  
- **Package:** 64-pin TQFP (Thin Quad Flat Package)  

### **Descriptions:**  
- The XRT7288IW is designed for telecommunications and networking applications.  
- It integrates four independent LIUs in a single chip, reducing board space and power consumption.  
- Supports both short-haul and long-haul applications.  
- Includes built-in jitter attenuators and line build-out (LBO) control.  

### **Features:**  
- **Four Independent LIUs:** Each channel operates independently.  
- **Jitter Attenuation:** On-chip jitter reduction circuitry.  
- **Line Build-Out (LBO):** Adjustable for different cable lengths.  
- **Loopback Modes:** Supports local, remote, and analog loopback testing.  
- **Diagnostic Features:** Includes loss-of-signal (LOS) detection and line impedance matching.  
- **Low Power Consumption:** Optimized for power efficiency.  

This information is based on EXAR's official documentation for the XRT7288IW. For detailed technical specifications, refer to the datasheet provided by EXAR.

Application Scenarios & Design Considerations

CEPT1 Line Interface

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