cx20493-35/app Conexant Systems, Inc., cx20493-35/app Datasheet - Page 12

• Manufacturer Part Number: cx20493-35/app
• Description: With Cx20493 Smartdaa?
• Manufacturer: Conexant Systems, Inc.

1.3
1.3.1
1-4
CX81801-7x/8x SmartV.XX Modem in 128-Pin LQFP with CX20493 in 32-Pin LQFP Data Sheet
Features
General Modem Features
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Data modem
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Data compression and error correction
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Fax modem send and receive rates up to 14.4 kbps
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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 optional serial
EEPROM
Data/Fax/Voice call discrimination
Hardware-based modem controller
Hardware-based digital signal processor (DSP)
Worldwide operation
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Caller waiting detection
Caller ID detect
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Distinctive ring detect
Modem customization available through patch code that can be stored in optional
serial EEPROM or internal SRAM
Telephony/TAM
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Quick connect, Modem-on-Hold, and PCM upstream functions (V.92 models)
ITU-T V.92/V.90 (V.92 models), V.34 (V.92 and V.34 models), V.32bis, V.32,
V.29, FastPOS (V.29), V.22 bis, V.22, V.22 Fast Connect, V.23, V.21,
Bell 212A, and Bell 103
V.250 and V.251 commands
V.44 data compression
V.42 bis and MNP 5 data compression
V.42 LAPM and MNP 2-4 error correction
V.17, V.29, V.27 ter, and V.21 channel 2
EIA/TIA 578 Class 1 and T.31 Class 1.0
Complies to TBR21 and other country requirements
On-hook and/or off-hook Caller ID detection for selected countries
Call progress, blacklisting
Internal ROM includes default values for 29 countries
Additional and modified country profile can be stored in internal SRAM
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
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
Conexant
102247B