DM560P
V.90 Integrated Data/Fax/Voice/Speakerphone Modem Device Set
2
Preliminary
Version: DM560P-DS-P07
August 11, 2000
Table of Contents
General Description
1
Block Diagram
1
Features
3
Chipset
Chip 1: DM6583 Modem Controller Unit with PnP
DM6583 Description
4
DM6583 Block Diagram
4
DM6583 Features
4
DM6583 Pin Configuration
5
DM6583 Pin Description
6
DM6583 Functional Description
8
1. Operating Mode Selection
8
2. Micro-controller (8032) Reference
8
3. Micro-controller Register Description
8
4. UART (16550A) Emulation Registers
9
5. Plug and Play (PnP) Module
16
DM6583 Absolute Maximum Ratings
24
DM6583 Electrical Characteristics
24
DM6583 Timing Diagrams
25
Chip 2: DM6581 ITU-T V.90 TX DSP
Chip 3: DM6582 ITU-T V.90 RX DSP
DM6581/82 Description
26
DM6581/82 Block Diagram
26
DM6581/82 Features
26
DM6581/82 Pin Configuration
27
DM6581/82 Pin Description
28
DM6581/82 Functional Description
29
1. System Clock
29
2. Serial Port
29
3. Dual Port RAM
30
4. Interrupt
30
DM6581/82 Absolute Maximum Ratings
31
DM6581/82 Electrical Characteristics
31
DM6581/82 Timing Diagrams
32
Chip 3: DM6580 Analog Front End
DM6580 Description
33
DM6580 Block Diagram
33
DM6580 Features
34
DM6580 Pin Configuration
34
DM6580 Pin Description
35
DM6580 Functional Description
35
DM6580 Absolute Maximum Ratings
37
DM6580 DC Characteristics
37
DM6580 AC Characteristics & Timing Diagrams 37
DM6580 Performance
37
Package Information
38
Ordering Information
40
Company Overview
40
Contacts
40
Appendix A-1 Internal Card Application Circuit 41
Appendix A-2 Internal Card Reference B.O.M. 42
Appendix B Copy Of FCC Approval Certificate 43
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