Specifications

DM562AP
V.90 Integrated Data/ Fax/Voice/Speakerphone
Modem Device Single Chip with Memory Built in
2 Final
Table of Contents
General Description 1
Block Diagram 1
Features 3
Chipset
Chip 1: DM6588A Modem Controller Unit
with PnP
DM6588A Description 4
DM6588A Block Diagram 4
DM6588A Features 4
DM6588A External Pin Configuration 5
DM6588A ISA Pin Configuration 6
DM6588A PCI Pin Configuration 7
DM6588A Pin Description 8
DM6588A Pin Description-ISA interface only 11
DM6588A Pin Description-PCI interface only 12
DM6588A Functional Description 14
1. Operating Mode Selection 14
2. Micro-controller Program Memory 14
3. Micro-controller Power Down Mode 14
4. Enhanced Internal Direct Memory 14
5. Re-flash Program Memory 14
6. Micro-controller I/O Description 14
7. HDLC Description 16
8. Micro-controller Control Register for Internal
Mode 17
9. Host Control Register for Virtual 1550A UART 17
10. Micro-controller Control Register for PCI
Interface 22
11. PCI Configuration Register Definition 23
DM6588A External Electrical Characteristics 35
DM658A External Absolute Maximum Ratings 35
DM658A External DC Characteristics 35
DM6588A ISA Electrical Characteristics 36
DM6588A ISA Absolute Maximum Ratings 36
DM6588A ISA DC Characteristics 36
DM6588A ISA AC Characteristics & Timing
Diagrams 37
DM6588A PCI Electrical Characteristics 38
DM6588A PCI Absolute Maximum Ratings 38
DM6588A PCI DC Characteristics 38
DM6588A PCI AC Characteristics & Timing
Diagrams 39
Chip 2: DM6580 Analog Front End
DM6580 Description 40
DM6580 Block Diagram 40
DM6580 Features 41
DM6580 Pin Configuration 41
DM6580 Pin Description 42
DM6580 Functional Description 43
DM6580 Register Description 43
DM6580 Absolute Maximum Ratings 44
DM6580 DC Characteristics 44
DM6580 AC Characteristics & Timing Diagrams 45
DM6580 Performance 45
Package Information 47
Ordering Information 48
Company Overview 48
Contacts 48
Version: DM562AP-DS-F03
Nov. 09, 2007