CX20437 View Datasheet(PDF) - Conexant Systems

Part Name

Description

Manufacturer

CX20437

SmartHSF™ Mobile Modem

Conexant Systems 

SmartHSF Mobile Modem Data Sheet

OEM/Customer

Supplied

Software

Conexant

Modem

Software

Conexant Modem Product

Conexant Modem Hardware Devices

OEM

Supplied

Hardware

Host Computer

CX11250

Host Side Device (HSD)

100-Pin TQFP

SmartDAA

Interface

Digital

Isolation

Barrier (DIB)

Components

Rectifier

and Filter

Components

DAA Hardware

CX20463 SmartDAA

Line Side Device (LSD)

32-Pin TQFP

Line

Side

DIB

Interface

(LSDI)

Codec

Telephone

Line

Interface

Telephone

Line Interface

Discrete

Components

Operating

System Software

and

Modem

Communication

Application

Software

Modem

Software

Drivers

PCI Bus/

MiniPCI

PCI Bus

Interface

Voice Relay,

HS Pickup

Detector

(Optional)

Voice

Codec

Interface

Cell

Phone

Interface

CX20437

Voice Codec (VC)

32-Pin TQFP

(Optional)

Call Progress

HS Hybrid

Components

(Optional)

S(PMEIicnA/tSKerpEfeaRaceker)

(Optional)

Digital

Speaker

Circuit

(Optional)

PDC/

PDC Packet/

PHS/CDMA/

CDMA Packet/

GSM Interface

(Optional)

Note: Speakerphone configuration does not support the cellular interface.

Figure 1-1. SmartHSF Modem Major Interfaces

TELEPHONE

LINE

TIP

RING

TELEPHONE

HANDSET

TIP

RING

MIC

SPEAKER

SOUNDUCER

PDC/PHS/

CDMA/

GSM

PHONE

100553_F1-2_FID

100553B

Conexant

1-3

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