DS56-L145-061 Ver la hoja de datos (PDF) - Conexant Systems

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DS56-L145-061

SmartSCM Modem

Conexant Systems 

SmartSCM Modem Data Sheet

2.6 MNP 10 Data Throughput Enhancement ................................................................................................. 2-4

2.7 MNP 10EC™ Enhanced Cellular Connection .......................................................................................... 2-4

2.8 Telephony Extensions .............................................................................................................................. 2-5

2.8.1 Line In Use Detection................................................................................................................. 2-5

2.8.2 Extension Pickup Detection ....................................................................................................... 2-5

2.8.3 Remote Hangup Detection......................................................................................................... 2-5

2.9 Fax Class 1, Fax Class 1.0, and Fax Class 2 Operation.......................................................................... 2-5

2.10 Voice/Audio Mode .................................................................................................................................... 2-5

2.10.1 Online Voice Command Mode ................................................................................................... 2-5

2.10.2 Voice Receive Mode .................................................................................................................. 2-5

2.10.3 Voice Transmit Mode ................................................................................................................. 2-6

2.10.4 Audio Mode ................................................................................................................................ 2-6

2.10.5 Tone Detectors........................................................................................................................... 2-6

2.10.6 Speakerphone Modes ................................................................................................................ 2-6

2.11 Full-Duplex Speakerphone (FDSP) Mode (S Models).............................................................................. 2-6

2.12 Caller ID ................................................................................................................................................... 2-6

2.13 Worldwide Country Support ..................................................................................................................... 2-7

2.14 Diagnostics............................................................................................................................................... 2-7

2.14.1 Commanded Tests..................................................................................................................... 2-7

2.14.2 Power On Reset Tests ............................................................................................................... 2-7

2.15 Low Power Sleep Mode............................................................................................................................ 2-7

2.16 GSM Operation......................................................................................................................................... 2-8

3 HARDWARE INTERFACE.................................................................................................................................. 3-1

3.1 CX88168 SCM Hardware Pins and Signals ............................................................................................. 3-1

3.1.1 Common to Parallel and Serial Interface Configurations ........................................................... 3-1

LSD Interface (Through DIB) ............................................................................................ 3-1

Call Progress Speaker Interface ....................................................................................... 3-1

Voice Relay Interface (S Models)...................................................................................... 3-1

Serial EEPROM Interface.................................................................................................. 3-1

External Bus Interface....................................................................................................... 3-1

Analog Cellular Phone Interface ....................................................................................... 3-1

3.1.2 Serial Interface Configuration Only ............................................................................................ 3-2

Serial DTE Interface and Indicator Outputs (PARIF = Low) .............................................. 3-2

3.1.3 Parallel Interface Configuration Only (PARIF = High) ................................................................ 3-2

Parallel Host Bus Interface................................................................................................ 3-2

GSM Interface ................................................................................................................... 3-2

3.1.4 CX88168 SCM Interface Signals ............................................................................................... 3-2

3.2 CX20463 SmartDAA LSD Hardware Pins and Signals .......................................................................... 3-21

3.2.1 General .................................................................................................................................... 3-21

3.2.2 SCM Interface (Through DIB)................................................................................................... 3-21

3.2.3 Telephone Line Interface ......................................................................................................... 3-21

3.2.4 CX20463 LSD Pin Assignments and Signal Definitions........................................................... 3-21

3.3 CX20437 VC Hardware Pins and Signals (S Models) ............................................................................ 3-26

3.3.1 General .................................................................................................................................... 3-26

Speakerphone Interface.................................................................................................. 3-26

Telephone Handset/Headset Interface (In Lieu of Analog Cellular Connection)............. 3-26

Analog Cellular Phone Interface (In Lieu of Telephone Handset/Headset

Connection)..................................................................................................................... 3-26

SCM Interface ................................................................................................................. 3-26

Host Interface.................................................................................................................. 3-26

3.3.2 CX20437 VC Pin Assignments and Signal Definitions............................................................. 3-26

3.4 Electrical and Environmental Specifications........................................................................................... 3-32

3.4.1 Operating Conditions, Absolute Maximum Ratings, and Power Requirements ....................... 3-32

3.4.2 Interface and Timing Waveforms ............................................................................................. 3-33

External Memory Bus Timing .......................................................................................... 3-33

Parallel Host Bus Timing................................................................................................. 3-35

Serial DTE Interface........................................................................................................ 3-37

4 PACKAGE DIMENSIONS................................................................................................................................... 4-1

iv

Conexant

100490C

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