CN9001 Ver la hoja de datos (PDF) - Conexant Systems
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componentes Descripción
Lista de partido
CN9001 Datasheet PDF : 2 Pages
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features and specifications
Actual Size
Data
Interface
11627
Datapump
#1
20449
AFE
#1
Linecard
Micro-
controller
Linecard
Glue
Logic
Line
Driver
#1
Port 1
Linecard
Memory
Data
Interface
11627
Datapump
#n
20449
AFE
#n
Line
Driver
#n
Port n
Product Features
ADSL DMT Datapump
• Fixed function, parameter programmable
DSP, specifically designed for DMT ADSL
• Low power consumption (790mW per port)
• Supports ANSI T1.413 Issue 2,
ITU G.dmt (G.992.1 Annex A) and
ITU G.lite (G.992.2 Annex A) standards
• No external interleave RAM
required – 16K bytes built in
• Central office or remote
terminal configurable
• Reed-Solomon Forward Error
Correction (FEC)
• Echo cancellation
• Rate adaptation
• Packaging: 13mm x 13mm 176-pin
CABGA or 176-pin TQFP
• Device Number: 11627
Analog Front End
• Low power consumption (200mW)
• Low-power tone detection mode for G.lite
• Independent daisy chained digital serial data
and control interfaces help reduce package
size and board routing complexity
• Received signal path includes:
– Integrated hybrid receiver circuit with
programmable gain to help reduce discrete
component count and board space
– Low pass filtering and 27 dB of Automatic
Gain Control (AGC) to improve signal to
echo ratio
– 14-bit ADC
• Transmitted signal path includes:
– 30 dB of AGC for transmit power control
– High pass filtering to suppress noise
– 14-bit DAC
• Packaging: 32-pin TQFP
• Device Number: 20449
Software Features
• Common API commands allow simple
migration among Conexant xDSL products
• Control Code, in C, can be ported to
linecard’s own processor. The Control Code
(256 KB common among all ports with
additional 16 KB for each port) includes
DMT API, AFE API, and Controller API
• Single host interface API allows control
of all ports
• Upgradeable code
The chipset has been tested and verified with
several line drivers for optimum performance.
AccessRunner, Conexant, and the Conexant symbol are trademarks of Conexant Systems, Inc.
Further Information
literature@conexant.com
(800) 854-8099 (North America)
(949) 483-6996 (International)
Order # 100656A
00-0432
Network Access
Printed in USA
Europe North – England
Phone: +44 1344 486444
Fax: +44 1344 486555
Europe – Israel/Greece
Phone: +972 9 9524000
Fax: +972 9 9573732
World Headquarters
Conexant Systems, Inc.
4311 Jamboree Road
Newport Beach, CA
92660-3007
Phone: (949) 483-4600
Fax 1: (949) 483-4078
Fax 2: (949) 483-4391
Americas
U.S. Northwest/Pacific Northwest
– Santa Clara
Phone: (408) 249 -9696
Fax: (408) 249 -7113
Europe South – France
Phone: +33 1 41 44 36 51
Fax: +33 1 41 44 36 90
Europe Mediterranean – Italy
Phone: +39 02 93179911
Fax: +39 02 93179913
Europe – Sweden
Phone: +46 (0) 8 5091 4319
Fax: +46 (0) 8 590 041 10
Europe – Finland
Phone: +358 (0) 9 85 666 435
Fax: +358 (0) 9 85 666 220
U.S. Southwest – Los Angeles
Phone: (805) 376 -0559
Fax: (805) 376 - 8180
U.S. Southwest – Orange County
Phone: (949) 483-9119
Fax: (949) 483-9090
U.S. Southwest – San Diego
Phone: (858) 713-3374
Fax: (858) 713-4001
U.S. North Central – Illinois
Phone: (630) 773-3454
Fax: (630) 773 -3907
U.S. South Central – Texas
Phone: (972) 733-0723
Fax: (972) 407- 0639
U.S. Northeast – Massachusetts
Phone: (978) 367-3200
Fax: (978) 256 - 6868
U.S. Southeast – North Carolina
Phone: (919) 858 -9110
Fax: (919) 858 - 8669
U.S. Southeast – Florida/
South America
Phone: (727) 799 - 8406
Fax: (727) 799 - 8306
U.S. Mid-Atlantic – Pennsylvania
Phone: (215) 244- 6784
Fax: (215) 244- 9292
Canada – Ontario
Phone: (613) 271-2358
Fax: (613) 271-2359
Europe
Europe Central – Germany
Phone: +49 89 829 -1320
Fax: +49 89 834-2734
Asia – Pacific
Taiwan
Phone: (886 -2) 2-720-0282
Fax: (886 -2) 2-757- 6760
Australia
Phone: (61-2) 9869 4088
Fax: (61-2) 9869 4077
China – Central
Phone: 86 -21- 6361-2515
Fax: 86 -21- 6361-2516
China – South
Phone: (852) 2 827- 0181
Fax: (852) 2 827- 6488
China – South (Satellite)
Phone: (86) 755 -5182495
China – North
Phone: (86 -10) 8529 - 9777
Fax: (86 -10) 8529 - 9778
India
Phone: (91-11) 692-4789
Fax: (91-11) 692 -4712
Korea
Phone: (82-2) 565-2880
Fax: (82-2) 565-1440
Korea (Satellite)
Phone: (82-53) 745-2880
Fax: (82-53) 745-1440
Singapore
Phone: (65) 737 7355
Fax: (65) 737 9077
Japan
Phone: (81-3) 5371 1520
Fax: (81-3) 5371 1501
www.conexant.com
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