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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. A high performance alternative to the AD6436 DMT Coprocessor, the AD6439 meets the functionality requirements .
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, 1.1 W
GENERAL DESCRIPTIO.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | AD6432 |
Analog Devices |
GSM 3 V Transceiver IF Subsystem |
|
| 2 | AD640 |
Analog Devices |
DC-Coupled Demodulating 120 MHz Logarithmic Amplifier |
|
| 3 | AD6402 |
Analog Devices |
IF Transceiver Subsystem |
|
| 4 | AD641 |
Analog Devices |
250 MHz Demodulating Logarithmic Amplifier |
|
| 5 | AD6411 |
Analog Devices |
DECT RF Transceiver |
|
| 6 | AD642 |
Analog Devices |
Precision/ Low Cost Dual BiFET Op Amp |
|
| 7 | AD6426 |
Analog Devices |
Enhanced GSM Processor |
|
| 8 | AD644 |
Analog Devices |
Dual High Speed/ Implanted BiFET Op Amp |
|
| 9 | AD6440 |
Analog Devices |
Analog Front-End |
|
| 10 | AD645 |
Analog Devices |
Low Noise/ Low Drift FET Op Amp |
|
| 11 | AD6458 |
Analog Devices |
GSM 3 V Receiver IF Subsystem |
|
| 12 | AD6459 |
Analog Devices |
GSM 3 V Receiver IF Subsystem |
|