DM560P
V.90 Integrated Data/Fax/Voice/Speakerphone Modem Device Set
Preliminary
3
Version: DM560P-DS-P07
August 11, 2000
Features
s
Compatibility
- ITU-T V.90 (56000 to 28000 bps)
- ITU-T V.34 (33600 to 2400 bps)
- CCITT V.32bis (14400, 12000, 9600, 7200,
4800bps)
- CCITT V.32 (9600, 7200, 4800bps)
- CCITT V.22bis (2400, 1200bps)
- CCITT V.22 (1200bps)
- CCITT V.23 (1200/75bps)
- Bell 212A (1200bps)
- Bell 103 (300bps)
s
Fax
- CCITT V.17 (14400, 12000, 7200bps)
- CCITT V.29 (9600, 7200bps)
- CCITT V.27ter (4800, 2400bps)
- CCITT V.21 Channel 2 (300bps)
- Group III, Class 1
s
s
s
s Data Error Correction
- MNP Class 4
- CCITT V.42 LAPM
s
Data Compression
- MNP Class5
- CCITT V.42bis
s
Voice compression
- 2 and 4 bit ADPCM
- IMA ADPCM (Developing)
- 8 Bit PCM
s
DTE Interface
- DTE speed up to 115200bps
s
Enhanced T” command set and S registers
- TIA/EIA 602, ITU V.25 ter AT command
Set
- TIA/EIA 578 Fax Class 1 command set
- TIA/EIA IS-101 Voice command set
s
Video-ready modem interface V.80(Developing)
s
V.8bis (Developing)
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Integrated UART 16550
s
Parallel and Serial interfaces
- 6, 7 and 8 bit character support
- Even, odd, mark and none parity detection and
generation
- 1 and 2 stop bit support
- Auto DTE data speed detection through “AT”
s
Caller identification (Caller ID) support
s
Speakerphone
s Selectable world wide call progress tone detection
s
16 Bit over-sampling codec
s
Compromise and adaptive equalizer providing
channel impairment compensation
s
Plug and Play (PnP) support
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Enhanced 8032 compatible micro-controller
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Power Management (power down mode)
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8 selectable interrupts
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Access up to 256K bytes external program
memory
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Access up to 64K bytes external data memory
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NVRAM to store two user configurable, selectable
profiles with three programmable telephone
numbers
s
Full duplex data mode test capabilities
- Analog loop test
Chipset
The DM560P integrated modem device set contains 4 VLSI devices as described below:
1.
DM6583 Modem Controller Unit with PnP for ISA
2.
DM6580 Analog Front End (AFE)
3.
DM6581 ITU-T V.90 Transmit Digital Signal Processor (TX DSP)
4.
DM6582 ITU-T V.90 Receive Digital Signal Processor (RX DSP)