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AD6439 - Discrete Multitone (DMT) Coprocessor

General Description

The AD6439 Discrete Multitone (DMT) Coprocessor is part of Analog Devices ADSL solution, a series of flexible, standardsbased chipsets for creating high performance ADSL and SDSL modems that implement a superset of standard Category 2 functionality.

Key Features

  • Component in Analog Devices’ AD20msp918 ADSL Chipset Designed to ANSI T1.413 Issue 2/ETSI TR238/ITU G.992.1 and G.992.2 Higher Performance Improved Data Rates or Longer Reach Suitable for CO or Residence (ATU-R and ATU-C) Performs All DMT Functions and Operations Trellis Coding Echo Cancellation Symmetric Transforms (512 Point) Flexible Allocation of Tones Upstream/Downstream Supports Symmetric Services (SDSL) Increased Upstream (e. g. , 1 Mbps) Supports ADSL Over ISDN (Shifted U/S) Strict Filters.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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a Discrete Multitone (DMT) Coprocessor for ADSL Chipsets AD6439 FEATURES Component in Analog Devices’ AD20msp918 ADSL Chipset Designed to ANSI T1.413 Issue 2/ETSI TR238/ITU G.992.1 and G.992.2 Higher Performance Improved Data Rates or Longer Reach Suitable for CO or Residence (ATU-R and ATU-C) Performs All DMT Functions and Operations Trellis Coding Echo Cancellation Symmetric Transforms (512 Point) Flexible Allocation of Tones Upstream/Downstream Supports Symmetric Services (SDSL) Increased Upstream (e.g., 1 Mbps) Supports ADSL Over ISDN (Shifted U/S) Strict Filters for Spectral Compatibility 128-Lead MQFP –40؇C to +85؇C, 3.3 V Operation, 1.