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3 / 62 page SmartHSF Mobile Modem Data Sheet 100553B Conexant iii Contents REVISION HISTORY .....................................................................................................................................................II 1. INTRODUCTION................................................................................................................................................. 1-1 1.1 OVERVIEW .............................................................................................................................................. 1-1 1.2 FEATURES .............................................................................................................................................. 1-4 1.2.1 General Modem Features .......................................................................................................... 1-4 1.2.2 PCI Bus Host Interface Features ............................................................................................... 1-5 1.2.3 SmartDAA Features ................................................................................................................... 1-5 1.2.4 Applications................................................................................................................................ 1-5 1.3 TECHNICAL OVERVIEW......................................................................................................................... 1-5 1.3.1 General Description ................................................................................................................... 1-5 1.3.2 Host Modem Software................................................................................................................ 1-5 1.3.3 Operating Modes........................................................................................................................ 1-6 Data/Fax Modes ................................................................................................................ 1-6 Synchronous Access Mode - Video Conferencing............................................................ 1-6 TAM Mode......................................................................................................................... 1-6 Voice/Speakerphone Mode (S Models)............................................................................. 1-6 Personal Digital Cellular High Speed Mode (C Models).................................................... 1-6 PDC Packet Mode (C Models) .......................................................................................... 1-7 PHS Mode (C Models) ...................................................................................................... 1-7 cdmaOne Data Mode IS95A (C Models)........................................................................... 1-7 cdmaOne Data Packet Mode IS95B (C Models)............................................................... 1-7 GSM Mode (C Models)...................................................................................................... 1-7 1.3.4 Reference Design ...................................................................................................................... 1-7 1.4 HARDWARE DESCRIPTION ................................................................................................................... 1-7 1.4.1 CX11250 Host Side Device........................................................................................................ 1-7 1.4.2 Digital Isolation Barrier............................................................................................................... 1-8 1.4.3 CX20463 SmartDAA Line Side Device ...................................................................................... 1-8 1.4.4 CX20437 Voice Codec (S Models) ............................................................................................ 1-8 2. TECHNICAL SPECIFICATIONS......................................................................................................................... 2-1 2.1 ESTABLISHING DATA MODEM CONNECTIONS ................................................................................... 2-1 Dialing ............................................................................................................................... 2-1 Modem Handshaking Protocol .......................................................................................... 2-1 Call Progress Tone Detection ........................................................................................... 2-1 Answer Tone Detection..................................................................................................... 2-1 Ring Detection................................................................................................................... 2-1 Billing Protection ............................................................................................................... 2-1 Connection Speeds........................................................................................................... 2-1 Automode.......................................................................................................................... 2-1 2.2 DATA MODE ............................................................................................................................................ 2-1 Speed Buffering (Normal Mode) ....................................................................................... 2-1 DTE-to-Modem Flow Control............................................................................................. 2-1 Escape Sequence Detection............................................................................................. 2-1 GSTN Cleardown (V.90/K56flex, V.34, V.32 bis, V.32)..................................................... 2-2 Fall Forward/Fallback (V.90/K56flex, V.34/V.32 bis/V.32) ................................................ 2-2 Retrain............................................................................................................................... 2-2 2.3 ERROR CORRECTION AND DATA COMPRESSION............................................................................. 2-2 V.42 Error Correction ........................................................................................................ 2-2 MNP 2-4 Error Correction.................................................................................................. 2-2 V.42 bis Data Compression .............................................................................................. 2-2 MNP 5 Data Compression ................................................................................................ 2-2 2.4 FAX CLASS 1 OPERATION..................................................................................................................... 2-2 |
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Description similaire - CX20437 |
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