CX06833-34 datasheet, PDF - EEWORLD Datasheet

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CX06833-34: DescriptionPCM CODEC, PQFP144; CategoryTopical application Wireless rf/communication; File Size562KB，78 Pages; ManufacturerCONEXANT; Websitehttp://www.conexant.com/

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CX06833-34 Overview

PCM CODEC, PQFP144

CX06833-34 Parametric

Parameter Name	Attribute value
Number of functions	1
Number of terminals	144
Maximum operating temperature	70 Cel
Minimum operating temperature	0.0 Cel
Rated supply voltage	3.3 V
Processing package description	ROHS COMPLIANT, TQFP-144
state	ACTIVE
packaging shape	SQUARE
Package Size	FLATPACK, LOW PROFILE, FINE PITCH
surface mount	Yes
Terminal form	GULL WING
Terminal spacing	0.5000 mm
Terminal location	QUAD
Packaging Materials	PLASTIC/EPOXY
Temperature level	COMMERCIAL
filter	Yes
operating mode	SYNCHRONOUS
Communication type	PCM CODEC

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CX06833-3x/4x

SMXXD Modem

V.92/V.34/V.32bis Modem in

144-Pin TQFP with Optional

CX20442 Voice Codec

Data Sheet

Doc. No. 102228B

July 1, 2003

CX06833-3x/4x SMXXD Modem Data Sheet

Revision Record

Revision

Date

7/1/2003

6/13/2003

Comments

Rev. B release.

Initial release.

Information in this document is provided in connection with Conexant Systems, Inc. (“Conexant”) products. These materials are

provided by Conexant as a service to its customers and may be used for informational purposes only. Conexant assumes no

responsibility for errors or omissions in these materials. Conexant may make changes to specifications and product descriptions at

any time, without notice. Conexant makes no commitment to update the information and shall have no responsibility whatsoever for

conflicts or incompatibilities arising from future changes to its specifications and product descriptions.

No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as

provided in Conexant’s Terms and Conditions of Sale for such products, Conexant assumes no liability whatsoever.

THESE MATERIALS ARE PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED,

RELATING TO SALE AND/OR USE OF CONEXANT PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO

FITNESS FOR A PARTICULAR PURPOSE, CONSEQUENTIAL OR INCIDENTAL DAMAGES, MERCHANTABILITY, OR

INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. CONEXANT FURTHER

DOES NOT WARRANT THE ACCURACY OR COMPLETENESS OF THE INFORMATION, TEXT, GRAPHICS OR OTHER ITEMS

CONTAINED WITHIN THESE MATERIALS. CONEXANT SHALL NOT BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL,

OR CONSEQUENTIAL DAMAGES, INCLUDING WITHOUT LIMITATION, LOST REVENUES OR LOST PROFITS, WHICH MAY

RESULT FROM THE USE OF THESE MATERIALS.

Conexant products are not intended for use in medical, lifesaving or life sustaining applications. Conexant customers using or selling

Conexant products for use in such applications do so at their own risk and agree to fully indemnify Conexant for any damages

resulting from such improper use or sale.

The following are trademarks of Conexant Systems, Inc.: Conexant and the Conexant C symbol. Product names or services listed

in this publication are for identification purposes only, and may be trademarks of third parties. Third-party brands and names are the

property of their respective owners.

For additional disclaimer information, please consult Conexant’s Legal Information posted at www.conexant.com, which is

incorporated by reference.

Reader Response:

Conexant strives to produce quality documentation and welcomes your feedback. Please send comments and

suggestions to tech.pubs@conexant.com. For technical questions, contact your local Conexant sales office or field applications

engineer.

Conexant

102228A

CX06833-3x/4x SMXXD Modem Data Sheet

Contents

1. Introduction..........................................................................................................................................1-1

1.1

1.2

1.3

1.4

Overview ......................................................................................................................................................................... 1-1

Applications .................................................................................................................................................................... 1-2

Features .......................................................................................................................................................................... 1-4

1.3.1

General Modem Features ............................................................................................................................... 1-4

Technical Overview......................................................................................................................................................... 1-5

1.4.1

General Description ........................................................................................................................................ 1-5

1.4.2

MCU Firmware................................................................................................................................................ 1-6

1.4.3

Operating Modes ............................................................................................................................................ 1-6

1.4.3.1

Data/Fax Modes.......................................................................................................................... 1-6

1.4.3.2

V.44 Data Compression.............................................................................................................. 1-7

1.4.3.3

Country Support......................................................................................................................... 1-7

1.4.3.4

TAM Mode.................................................................................................................................. 1-7

1.4.3.5

Speakerphone Mode (S Models)................................................................................................ 1-8

1.4.4

Reference Designs.......................................................................................................................................... 1-9

Hardware Description ..................................................................................................................................................... 1-9

1.5.1

CX06833 Modem Device ................................................................................................................................ 1-9

1.5.2

CX20442 Voice Codec .................................................................................................................................... 1-9

AT Commands .............................................................................................................................................................. 1-10

Serial DTE Interface Operation........................................................................................................................................ 2-1

2.1.1

Automatic Speed/Format Sensing .................................................................................................................. 2-1

Parallel Host Bus Interface Operation............................................................................................................................. 2-2

Establishing Data Modem Connections .......................................................................................................................... 2-2

2.3.1

Dialing ............................................................................................................................................................ 2-2

2.3.2

Telephone Number Directory ......................................................................................................................... 2-2

2.3.3

Modem Handshaking Protocol ....................................................................................................................... 2-2

2.3.4

Call Progress Tone Detection ......................................................................................................................... 2-2

2.3.5

Answer Tone Detection .................................................................................................................................. 2-2

2.3.6

Ring Detection................................................................................................................................................ 2-2

2.3.7

Billing Protection ............................................................................................................................................ 2-3

2.3.8

Connection Speeds......................................................................................................................................... 2-3

2.3.9

Automode ....................................................................................................................................................... 2-3

1.5

1.6

2.1

2.2

2.3

2. Technical Specifications .......................................................................................................................2-1

102228A

Conexant

iii

CX06833-3x/4x SMXXD Modem Data Sheet

2.4

Data Mode ...................................................................................................................................................................... 2-4

2.4.1

Speed Buffering (Normal Mode) .................................................................................................................... 2-4

2.4.2

Flow Control ................................................................................................................................................... 2-4

2.4.3

Escape Sequence Detection ........................................................................................................................... 2-4

2.4.4

BREAK Detection ............................................................................................................................................ 2-4

2.4.5

Telephone Line Monitoring............................................................................................................................. 2-4

2.4.6

Fall Forward/Fallback (V.92/V.90/V.34/V.32 bis/V.32) ................................................................................... 2-4

2.4.7

Retrain............................................................................................................................................................ 2-5

2.4.8

Programmable Inactivity Timer ...................................................................................................................... 2-5

2.4.9

DTE Signal Monitoring (Serial DTE Interface Only) ........................................................................................ 2-5

V.92 Features.................................................................................................................................................................. 2-5

2.5.1

Modem-on-Hold ............................................................................................................................................. 2-5

2.5.2

Quick Connect ................................................................................................................................................ 2-6

2.5.3

PCM Upstream ............................................................................................................................................... 2-6

Error Correction and Data Compression......................................................................................................................... 2-6

2.6.1

V.42 Error Correction ..................................................................................................................................... 2-6

2.6.2

MNP 2-4 Error Correction .............................................................................................................................. 2-6

2.6.3

V.44 Data Compression.................................................................................................................................. 2-6

2.6.4

V.42 bis Data Compression ............................................................................................................................ 2-6

2.6.5

MNP 5 Data Compression .............................................................................................................................. 2-7

Telephony Extensions..................................................................................................................................................... 2-7

2.7.1

Line In Use Detection ..................................................................................................................................... 2-7

2.7.2

Extension Pickup Detection............................................................................................................................ 2-7

2.7.3

Remote Hangup Detection ............................................................................................................................. 2-8

Fax Class 1 and Fax Class 1.0 Operation ........................................................................................................................ 2-8

Point-of-Sales Support ................................................................................................................................................... 2-8

Voice/Audio Mode .......................................................................................................................................................... 2-8

2.10.1

Online Voice Command Mode ........................................................................................................................ 2-8

2.10.2

Voice Receive Mode ....................................................................................................................................... 2-8

2.10.3

Voice Transmit Mode ..................................................................................................................................... 2-9

2.10.4

Full-Duplex Receive and Transmit Mode........................................................................................................ 2-9

2.10.5

Audio Mode .................................................................................................................................................... 2-9

2.10.6

Tone Detectors ............................................................................................................................................... 2-9

2.10.7

Speakerphone Mode....................................................................................................................................... 2-9

V.80 Synchronous Access Mode (SAM) - Video Conferencing ...................................................................................... 2-9

Full-Duplex Speakerphone (FDSP) Mode (S Models)................................................................................................... 2-10

Caller ID ........................................................................................................................................................................ 2-10

Worldwide Country Support ......................................................................................................................................... 2-10

Diagnostics ................................................................................................................................................................... 2-11

2.15.1

Commanded Tests........................................................................................................................................ 2-11

2.15.2

Power On Reset Tests .................................................................................................................................. 2-11

Low Power Sleep Mode ................................................................................................................................................ 2-12

2.5

2.6

2.7

2.8

2.9

2.10

2.11

2.12

2.13

2.14

2.15

2.16

Conexant

102228A

CX06833-3x/4x SMXXD Modem Data Sheet

3. Hardware Interface ...............................................................................................................................3-1

3.1

3.2

CX06833 Hardware Pins and Signals ............................................................................................................................. 3-1

3.1.1

CX06833 Interface Signals ............................................................................................................................. 3-1

CX20442 VC Hardware Pins and Signals (S Models) ................................................................................................... 3-17

3.2.1

CX20442 VC Signal Summary...................................................................................................................... 3-17

3.2.1.1

Speakerphone Interface............................................................................................................ 3-17

3.2.1.2

Telephone Handset/Headset Interface...................................................................................... 3-17

3.2.1.3

CX06833 Modem Interface ...................................................................................................... 3-17

3.2.1.4

Host Interface........................................................................................................................... 3-17

3.2.2

CX20442 VC Pin Assignments and Signal Definitions.................................................................................. 3-18

Electrical and Environmental Specifications ................................................................................................................. 3-24

3.3.1

Operating Conditions, Absolute Maximum Ratings, and Power Requirements ........................................... 3-24

Interface and Timing Waveforms ................................................................................................................................. 3-26

3.4.1

External Memory Bus Timing ....................................................................................................................... 3-26

3.4.2

Parallel Host Bus Timing .............................................................................................................................. 3-28

3.4.3

Serial DTE Interface...................................................................................................................................... 3-30

Crystal Specifications ................................................................................................................................................... 3-31

3.3

3.4

3.5

4. Package Dimensions ............................................................................................................................4-1

5. Parallel Host Interface ..........................................................................................................................5-1

5.1

5.2

Overview ......................................................................................................................................................................... 5-1

Register Signal Definitions ............................................................................................................................................. 5-3

5.2.1

IER - Interrupt Enable Register (Addr = 1, DLAB = 0) .................................................................................... 5-3

5.2.2

FCR - FIFO Control Register (Addr = 2, Write Only) ....................................................................................... 5-4

5.2.3

IIR - Interrupt Identifier Register (Addr = 2) .................................................................................................. 5-5

5.2.4

LCR - Line Control Register (Addr = 3) .......................................................................................................... 5-6

5.2.5

MCR - Modem Control Register (Addr = 4).................................................................................................... 5-7

5.2.6

LSR - Line Status Register (Addr = 5)............................................................................................................ 5-7

5.2.7

MSR - Modem Status Register (Addr = 6) ..................................................................................................... 5-9

5.2.8

RBR - RX Buffer (Receiver Buffer Register) (Addr = 0, DLAB = 0) ................................................................ 5-9

5.2.9

THR - TX Buffer (Transmitter Holding Register) (Addr = 0, DLAB = 0).......................................................... 5-9

5.2.10

Divisor Registers (Addr = 0 and 1, DLAB = 1).............................................................................................. 5-10

5.2.11

SCR - Scratch Register (Addr = 7) ............................................................................................................... 5-10

Receiver FIFO Interrupt Operation ................................................................................................................................ 5-10

5.3.1

Receiver Data Available Interrupt ................................................................................................................. 5-10

5.3.2

Receiver Character Timeout Interrupts ........................................................................................................ 5-11

Transmitter FIFO Interrupt Operation ........................................................................................................................... 5-11

5.4.1

Transmitter Empty Interrupt......................................................................................................................... 5-11

5.3

5.4

102228A

Conexant

CX06833-34 Related Products

	CX06833-34	CX06833-3	CX06833-3X	CX06833-4	CX06833-4X	CX06833-44	CX06833-43	CX06833-42	CX06833-33	CX06833-32
Description	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144	PCM CODEC, PQFP144
Number of functions	1	1	1	1	1	1	1	1	1	1
Number of terminals	144	144	144	144	144	144	144	144	144	144
Maximum operating temperature	70 Cel	70 Cel	70 Cel	70 Cel	70 Cel	70 °C	70 °C	70 °C	70 Cel	70 Cel
Minimum operating temperature	0.0 Cel	0.0 Cel	0.0 Cel	0.0 Cel	0.0 Cel	-	-	-	0.0 Cel	0.0 Cel
surface mount	Yes	Yes	Yes	Yes	Yes	YES	YES	YES	Yes	Yes
Terminal form	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING
Terminal location	QUAD	QUAD	QUAD	QUAD	QUAD	QUAD	QUAD	QUAD	QUAD	QUAD
Temperature level	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL
filter	Yes	Yes	Yes	Yes	Yes	YES	YES	YES	Yes	Yes
Rated supply voltage	3.3 V	3.3 V	3.3 V	3.3 V	3.3 V	-	-	-	3.3 V	3.3 V
Processing package description	ROHS COMPLIANT, TQFP-144	ROHS COMPLIANT, TQFP-144	ROHS COMPLIANT, TQFP-144	ROHS COMPLIANT, TQFP-144	ROHS COMPLIANT, TQFP-144	-	-	-	ROHS COMPLIANT, TQFP-144	ROHS COMPLIANT, TQFP-144
state	ACTIVE	ACTIVE	ACTIVE	ACTIVE	ACTIVE	-	-	-	ACTIVE	ACTIVE
packaging shape	SQUARE	SQUARE	SQUARE	SQUARE	SQUARE	-	-	-	SQUARE	SQUARE
Package Size	FLATPACK, LOW PROFILE, FINE PITCH	FLATPACK, LOW PROFILE, FINE PITCH	FLATPACK, LOW PROFILE, FINE PITCH	FLATPACK, LOW PROFILE, FINE PITCH	FLATPACK, LOW PROFILE, FINE PITCH	-	-	-	FLATPACK, LOW PROFILE, FINE PITCH	FLATPACK, LOW PROFILE, FINE PITCH
Terminal spacing	0.5000 mm	0.5000 mm	0.5000 mm	0.5000 mm	0.5000 mm	-	-	-	0.5000 mm	0.5000 mm
Packaging Materials	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	-	-	-	PLASTIC/EPOXY	PLASTIC/EPOXY
operating mode	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS	SYNCHRONOUS	-	-	-	SYNCHRONOUS	SYNCHRONOUS
Communication type	PCM CODEC	PCM CODEC	PCM CODEC	PCM CODEC	PCM CODEC	-	-	-	PCM CODEC	PCM CODEC

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