Tekelec 870-0774-05 TDM Module Revision D or C

Overview

The Tekelec 870-0774-05 TDM Module Revision D or C is a high performance time division multiplexing solution designed for carrier grade switching platforms. This compact, hot-swap module provides reliable voice and data channel aggregation in a wide range of telecom environments. Engineered to meet rigorous industry standards, the module delivers low latency, robust error handling and seamless integration with existing Tekelec chassis. Whether upgrading legacy networks or expanding capacity in modern IP-based infrastructures, the TDM Module offers a flexible and cost effective path to higher throughput.

Key Features

• Supports both Revision D and Revision C firmware for backward compatibility
• Up to 32 DS0 channels per slot with optional expansion to 64 channels
• Hot-swap capability eliminates downtime during maintenance
• Built-in jitter buffer and echo cancellation for superior voice quality
• Low power consumption and efficient thermal design
• Compliant with ITU-T G.704, G.711 and related standards

Technical Specifications

• Form factor: 2U rack-mount, front-panel accessible
• Operating temperature: 0 to 85 deg C
• Supply voltage: 48 VDC nominal
• Clock source: internal 8.192 MHz with external sync option
• Interface: RJ-48C connectors, TDM bus, optional Ethernet management port
• MTBF: > 100,000 hours under continuous operation

Typical Applications

• Carrier central office switches and remote line units
• Enterprise PBX and unified communications systems
• VoIP gateways requiring reliable TDM fallback
• Network test and measurement equipment
• Public safety and emergency communications infrastructure