AD6439 PDF File ( Datasheet )

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) Incre