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CX06833 View Datasheet(PDF) - Conexant Systems

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CX06833 Datasheet PDF : 2 Pages
1 2
Embedded Dial-Up Modems
Controller-Based Modems
CX06833 Features
• Data modem
- ITU-T V.92, V.90 (SM56D models), V.34 (SM56D and
SM336D models), V.32bis, V.32, V.22bis, V.22, V.23,
and V.21; Bell 212A and Bell 103
- Quick Connect, Modem-on-Hold™ and PCM Upstream
functions (SM56D models)
- V.250 and V.251 commands
• Data compression and error correction
- V.44 data compression
- V.42bis and MNP 5 data compression
- V.42 LAPM and MNP 2-4 error correction
• Fax modem send and receive rates up to 14.4 kbps
- V.17, V.29, V.27 ter, and V.21 channel 2
- EIA/TIA 578 Class 1 and T.31 Class 1.0
- FastPOS (V.29) and V.22 fast connect
• V.80 synchronous access mode supports host-controlled
communication protocols with H.324 interface support
• Interfaces to optional external ROM/flash ROM, RAM,
and/or serial EEPROM
- Supports custom firmware
• Data/Fax/Voice call discrimination
• Support for many country-specific DAA configurations
- Caller ID detection for many countries
- Call progress, blacklisting
- Internal ROM includes default values for 29 countries
- Additional modified country profiles can be stored in
internal SRAM or optional serial EEPROM
• Caller ID detect
- On-hook Caller ID detection
- Off-hook Call Waiting Caller ID detection during
data mode in V.92, V.90, V.34, V.32bis, and V.32
• Distinctive ring detect
• Modem customization available through patch code that
can be stored in optional serial EEPROM or internal SRAM
• Telephony/TAM
- V.253 commands
- 2-bit and 4-bit Conexant ADPCM, 8-bit linear PCM,
and 4-bit IMA coding
- 8 kHz sample rate
- Concurrent DTMF, ring, and Caller ID detection
• Full-duplex speakerphone (FDSP) mode using optional
CX20442 Voice Codec (S models)
- Microphone and speaker interface
- Telephone handset or headset interface
- Acoustic and line echo cancellation
- Microphone gain and muting
- Speaker volume control and muting
• Built-in host/DTE interface
- Parallel 16550A UART-compatible interface up to 230.4 kbps
- Serial ITU-T V.24 (EIA/TIA-232-E) logical interface up
to 115.2 kbps
• Direct mode (serial DTE interface)
• Flow control and speed buffering
• Automatic format/speed sensing
• Serial async/sync data; parallel async data
• Thin packages support low profile designs
(1.6 mm max. height)
- CX06833: 144-pin TQFP
- CX20442 VC: 32-pin TQFP
• +3.3V operation with +5V tolerant digital inputs
• Typical power use
CX06833: 161 mW (Normal Mode); 52.8 mW
(Sleep Mode)
CX20442 VC: 5 mW (Normal Mode)
Conexant Product Portfolio
The company’s broad portfolio of semiconductor products also includes client-side DSL, cable, and dial-up modem solutions; fiber optic system-on-
chips; broadcast video encoders and decoders; digital set-top box components and systems solutions; and IEEE 802.11a/b/g/n-compliant WLAN
chipsets. Additional products include a complete line of asymmetric and symmetric DSL central office solutions, which are used by service providers
worldwide to deliver broadband data, voice, and video over copper telephone lines.
© 2002, Conexant Systems, Inc. All Rights Reserved. Conexant and the
Conexant logo are trademarks of Conexant Systems, Inc. All other trademarks
are owned by their respective owners. Although Conexant strives for accuracy
in all its publications, this material may contain errors or omissions and is
subject to change without notice. This material is provided AS IS and without
any express or implied warranties, including merchantability, fitness for a
particular purpose and non-infringement. Conexant shall not be liable for any
special, indirect, incidental or consequential damages as a result of its use.
www.conexant.com
General Information:
U.S. and Canada: (800) 854-8099
International: (949) 483-6996
Headquarters – Newport Beach
4311 Jamboree Rd, P.O. Box C
Newport Beach, CA 92660-3095
Doc# PBR-200236
08-2743
 

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