The XRT65118CP is a highly integrated 8-channel T1/E1/J1 line interface unit (LIU) transceiver from Exar Corporation. This component is designed to provide a complete physical layer interface between network equipment and T1, E1, and J1 lines, integrating all essential functions for data transmission and reception adhering to telecommunications standards. This streamlines board design and minimizes 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 XRT65118CP supports both short-haul and long-haul applications using its programmable line build-out feature. Designed to meet stringent telecommunications standards, it ensures reliable data transmission. The integrated clock and data recovery circuit eliminates external components, further simplifying design. Comprehensive diagnostic capabilities, including loopback testing, allow for easy troubleshooting and maintenance. The compact package and low power consumption make it suitable for high-density systems and portable devices.

This 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 offers flexibility in interfacing with various processors and controllers, simplifying integration into existing systems. The XRT65118CP's robust design and comprehensive features make it an ideal choice for high-performance telecommunications applications.