DM6381F datasheet(3/40 Pages) ETC

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DM336P

V.34 Integrated Data/ Fax/Voice/Speakerphone Modem Device Set

Final

Version: DM336P-DS-F02

August 15, 2000

Features

• Compatibility

- 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)

- CCITT V.17 (14400, 12000, 7200bps)

- CCITT V.29

(9600, 7200bps)

- CCITT V.27ter (4800, 2400bps)

- CCITT V.21 Channel 2 (300bps)

• Data Error Correction

- MNP Class 2, 3 & 4

- CCITT V.42 LAMP

• Data Compression

- MNP Class5

- CCITT V.42bis

- Voice compression

- 2 and 4 bit ADPCM voice compression

• DTE Interface

- DTE speed up to 115200bps

- Serial V.24 (EIA-232-D)

• Enhanced “AT” command set and S registers

• Caller identification (Caller ID) support

• Full duplex speakerphone (Telephone Emulation)

• 16 Bits over-sampling codec

• Selectable world wide call progress tone detection

• Compromise and adaptive equalizer providing

channel impairment compensation

• The channel impairment compensation

• Plug and Play (PnP) support

• Integrated UART 16550

• Enhanced 8031 compatible micro-controller

• 8 selectable interrupts

• Parallel and serial interfaces supported

- 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”

• Access up to 128K bytes external program memory

• Access up to 64K bytes external data memory

• NVRAM to store two user configurable, switchable

profiles and three programmable telephone

numbers

• Full duplex data mode test capabilities

- Analog loop test

Chipset

The DM336P integrated modem device set contains 4 VLSI devices as described below:

• DM6383 Modem Controller Unit with PnP for ISA (MCU)

• DM6380 Analog Front End (AFE)

• DM6381 ITU-T V.34 Transmit Digital Signal Processor (TX DSP)

• DM6382 ITU-T V.34 Receive Digital Signal Processor (RX DSP)

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