The XRT65118ACP is a highly integrated 8-channel T1/E1/J1 line interface unit (LIU) transceiver from Exar Corporation. This device is designed to provide a complete physical layer interface between network equipment and T1, E1, and J1 lines. It integrates all the necessary functions for transmitting and receiving data over these telecommunications standards, streamlining board design and reducing component count.

Applications

• Digital Cross-Connect Systems (DCS)
• PBX Systems
• Channel Banks
• Wireless Base Stations
• Voice over IP (VoIP) Gateways
• Data Routers and Switches
• Test Equipment

Features

• Eight Independent T1/E1/J1 Transceivers
• Integrated Clock and Data Recovery (CDR)
• Line Build-Out (LBO) for various cable lengths
• Jitter Attenuation
• Pulse Shaping
• On-chip Diagnostics and Loopback Testing
• Serial or Parallel Host Interface
• Low Power Consumption
• Small Footprint Package

Benefits

• Reduced board space requirements due to high integration
• Simplified system design and lower development costs
• Improved signal integrity through integrated CDR and pulse shaping
• Enhanced network performance with jitter attenuation
• Increased system reliability with on-chip diagnostics
• Lower power consumption for energy-efficient designs
• Flexible host interface options for easy integration with various processors and controllers

The XRT65118ACP supports both short-haul and long-haul applications through its programmable line build-out feature. It is designed to meet the stringent requirements of telecommunications standards, ensuring reliable data transmission. The integrated clock and data recovery circuit eliminates the need for external components, further simplifying the design process. The device also features comprehensive diagnostic capabilities, including loopback testing, which allows for easy troubleshooting and maintenance. The compact package and low power consumption make it suitable for a wide range of applications, including high-density systems and portable devices.

The device complies with industry standards such as ANSI T1.102, ITU-T G.703, and ITU-T G.704. Its ability to handle T1, E1, and J1 signals provides a versatile solution for global telecommunications networks. The serial or parallel host interface provides flexibility in interfacing with various processors and controllers, making it easier to integrate into existing systems. The XRT65118ACP's robust design and comprehensive feature set make it an ideal choice for high-performance telecommunications applications.