The PEB2070P is an ISDN Echo Canceller from Infineon Technologies. This specialized integrated circuit is designed to eliminate or significantly reduce echo in ISDN (Integrated Services Digital Network) communications. By removing unwanted echo, the PEB2070P enhances the clarity and quality of voice and data transmissions, leading to a better user experience and more efficient network utilization.

Applications

• ISDN Terminal Adapters (TAs)
• ISDN Network Termination (NT) devices
• ISDN line cards in central office equipment
• ISDN-based Private Branch Exchange (PBX) systems
• Teleconferencing systems using ISDN connections

Features

• Echo cancellation for ISDN Basic Rate Interface (BRI)
• Adaptive echo cancellation algorithms that dynamically adjust to changing line conditions
• Low power consumption, suitable for a variety of ISDN devices
• Compliance with relevant ISDN standards for interoperability
• Digital Signal Processing (DSP) based architecture for efficient processing

Benefits

• Improved voice quality in ISDN calls by eliminating echo
• Enhanced data transmission reliability by removing signal interference
• Better overall user experience in ISDN-based communication systems
• Reduced network congestion due to clearer and more efficient signal transmission
• Ensured compatibility with existing ISDN infrastructure thanks to standards compliance

Additional Details

The PEB2070P uses advanced adaptive algorithms to effectively cancel echo caused by impedance mismatches and signal reflections on ISDN lines. Its low power design makes it suitable for battery-powered ISDN devices as well as line-powered equipment. It meets the stringent requirements of ISDN standards, ensuring proper operation within ISDN networks globally. The digital signal processing (DSP) core allows it to perform complex echo cancellation in real-time without introducing significant delay. This contributes to a more natural and seamless communication experience. The adaptive nature of the echo cancellation algorithm means the device can automatically adjust its parameters to maintain optimal performance even as line conditions change. It is an essential component for ensuring high-quality ISDN communications. It has high Echo Return Loss Enhancement (ERLE) and robust double talk detection.