The PEB2058N, manufactured by Infineon Technologies, is a Single Channel PCM Codec Filter. It is designed to interface with digital telephone systems and provides analog-to-digital and digital-to-analog conversion for voice signals. This codec filter integrates both transmit and receive paths in a single chip, minimizing board space and reducing overall system cost.

Applications

• Digital telephone sets
• Private Branch Exchange (PBX) systems
• Voice over IP (VoIP) gateways
• Central office switching equipment
• Digital answering machines

Features

• Single-channel PCM codec filter
• A-law and μ-law companding
• Integrated transmit and receive filters
• Programmable gain adjustment
• Low power consumption
• Digital gain setting
• On-chip clock generation
• Serial PCM interface

Benefits

• Reduced board space due to single-chip integration
• Lower system cost because of fewer external components
• Improved voice quality through precise filtering
• Flexible gain adjustment to optimize signal levels
• Low power operation suitable for battery-powered devices
• Easy interfacing with digital systems through a serial PCM interface

Additional Details

The PEB2058N supports both A-law and μ-law companding, making it suitable for use in a variety of telecommunications standards worldwide. It includes on-chip transmit and receive filters that meet or exceed industry standards for voice quality. The programmable gain adjustment allows for fine-tuning of signal levels to match specific system requirements. The serial PCM interface simplifies connection to digital signal processors (DSPs) and other digital devices. It is generally supplied in a surface mount package for efficient board assembly and is designed for reliable performance in demanding telecommunications environments. Its digital gain setting feature provides precise level control, which is crucial in maintaining signal integrity within communication systems. This device is a robust and cost-effective solution for voice encoding and decoding in a wide range of applications.