DM560P 데이터 시트보기 (PDF) - Davicom Semiconductor, Inc.

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DM560P

V.90 Integrated Data/Fax/Voice/Speakerphone Modem Device Set

Davicom Semiconductor, Inc. 

DM560P

Features

V.90 Integrated Data/Fax/Voice/Speakerphone Modem Device Set

Set

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

- 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)

s 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 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

s 16 Bit over-sampling codec

s Compromise and adaptive equalizer providing

channel impairment compensation

s Plug and Play (PnP) support

s Enhanced 8032 compatible micro-controller

s Power Management (power down mode)

s 8 selectable interrupts

s Access up to 256K bytes external program

memory

s Access up to 64K bytes external data memory

s NVRAM to store two user configurable, selectable

profiles with three programmable telephone

numbers

s Full duplex data mode test capabilities

- Analog loop test

- TIA/EIA 602, ITU V.25 ter AT command

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)

Preliminary

3

Version: DM560P-DS-P07

August 11, 2000

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