DM6383F datasheet(2/40 Pages) ETC

2 / 40 page

DM336P

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

Final

Version: DM336P-DS-F02

August 15, 2000

Table of Contents

General Description ............................................... 1

Block Diagram ....................................................... 1

Features ................................................................ 3

Chipset

• Chip 1: DM6383 Modem Controller Unit with PnP

for ISA (MCU)

DM6383 Description ........................................... 4

DM6383 Block Diagram ...................................... 4

DM6383 Features ............................................... 4

DM6383 Pin Configuration .................................. 5

DM6383 Pin Description ..................................... 6

DM6383 Functional Description .......................... 8

1. Operating Mode Selection............................ 8

2. Micro-controller (8031) Reference ................ 8

3. Micro-controller Register Description............ 8

4. UART (16550A) Emulation Registers ........... 9

5. Plug and Play (PnP) Module .......................14

DM6383 Absolute Maximum Ratings .................20

DM6383 DC Electrical Characteristics ................21

DM6383 AC Electrical Characteristics & Timing

Waveforms .....................................................21

• Chip 2: DM6381/DM6382 ITU-T V.34 TX and RX

Digital Signal Processor (TX DSP and RX

DSP) Description

DM6381/82 Description .....................................22

DM6381/82 Block Diagram ................................22

DM6381/82 Features .........................................22

DM6381/82 Pin Configuration ............................23

DM6381/82 Pin Description ...............................24

DM6381/82 Functional Description ....................26

1. System Clock .............................................26

2. Serial Port ..................................................26

3. Dual Port RAM ...........................................26

4. Interrupt......................................................26

DM6381/82 Absolute Maximum Ratings ............26

DM6381/82 DC Electrical Characteristics...........27

DM6381/82 AC Electrical Characteristics & Timing

Waveforms.....................................................27

• Chip 3: DM6380 Analog Front End (AFE)

Description

DM6380 Description ..........................................29

DM6380 Block Diagram .....................................29

DM6380 Features..............................................30

DM6380 Pin Configuration .................................30

DM6380 Pin Description ....................................31

DM6380 Functional Description .........................31

DM6380 Absolute Maximum Ratings .................32

DM6380 DC Characteristics...............................32

DM6380 AC Characteristics & Timing Waveforms

..........................................................................33

DM6380 Performance........................................33

Application Circuit (for reference only)...................34

Package Information.............................................38

Ordering Information.............................................40

Company Overview ..............................................40

Contact Windows..................................................40

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