The XRT86L38IBCHC is a 3.3V single-chip 32-channel T1/E1/J1 framer with integrated line interface unit (LIU) manufactured by Exar Corporation. It is designed to provide a highly integrated and cost-effective solution for telecommunications equipment, offering a comprehensive set of features for T1, E1, and J1 applications. This device integrates the framer and LIU functions, minimizing board space and reducing overall system cost.

Applications

• Digital cross-connect systems (DCS)
• Channel banks
• Wireless base stations
• PBX systems
• Voice over IP (VoIP) gateways
• Digital loop carrier (DLC) systems

Features

• Integrated 32-channel T1/E1/J1 framer
• Integrated Line Interface Units (LIUs)
• 3.3V power supply
• Jitter attenuator
• Automatic protection switching (APS) support
• Clock recovery and generation
• Loopback testing capabilities
• Comprehensive alarm and status monitoring

Benefits

• Reduced component count and board space due to high integration
• Lower system cost
• Improved system reliability
• Simplified design and manufacturing
• Enhanced performance with jitter attenuation and clock recovery
• Comprehensive diagnostic capabilities for easy troubleshooting

The XRT86L38IBCHC supports various clocking options and line build-out configurations, providing flexibility for different network environments. It incorporates sophisticated jitter attenuation circuitry to ensure high-quality data transmission. The device also includes comprehensive alarm and status monitoring functions, enabling easy fault detection and diagnosis. It is typically packaged in a BGA package for optimal thermal performance and ease of assembly. The integrated LIUs support both short-haul and long-haul applications, offering adaptability to various network topologies. This device complies with industry-standard T1/E1/J1 specifications, ensuring interoperability with existing network infrastructure. The XRT86L38IBCHC's low power consumption makes it suitable for energy-efficient applications.