
MB86976
Fujitsu Microelectronics, Inc.
3
Advanced 11/5/98
Table of Contents
TOP LEVEL BLOCK DIAGRAM......................................................................................................................
4PIN LAYOUT, ASSIGNMENTS AND DESCRIPTION .......................................................................................
5PIN ASSIGNMENT.........................................................................................................................................
6PIN DESCRIPTIONS ......................................................................................................................................
7FUNCTIONAL DESCRIPTION......................................................................................................................
10Functional Block Diagram.......................................................................................................................................
10LAN Interface ........................................................................................................................................................
11WAN Interface .......................................................................................................................................................
12Processor Interface..................................................................................................................................................
13CPU to MB86976 Pin Mapping................................................................................................................................
14DRAM Interface .....................................................................................................................................................
15Memory Controller .................................................................................................................................................
17Filtering................................................................................................................................................................
17Table Entry Format ................................................................................................................................................
19System Features......................................................................................................................................................
21FUNCTIONAL CONTROL AND STATUS REGISTERS ...................................................................................
22Internal Register Address Map..................................................................................................................................
22ELECTRICAL CHARACTERISTICS...............................................................................................................
42ORDERING INFORMATION ........................................................................................................................
44