CX11250 Ver la hoja de datos (PDF) - Unspecified

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CX11250

SmartHSF™ Mobile Modem

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SmartHSF Mobile Modem Data Sheet

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

100553B

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