GD82551IT S L77C Intel, GD82551IT S L77C Datasheet - Page 3

• Manufacturer Part Number: GD82551IT S L77C
• Manufacturer: Intel

Specifications of GD82551IT S L77C

• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 196
• Lead Free Status / RoHS Status: Not Compliant

Contents
1.0
2.0
3.0
4.0
5.0
Datasheet
Introduction......................................................................................................................... 1
1.1
1.2
1.3
1.4
Architectural Overview ....................................................................................................... 3
2.1
2.2
2.3
2.4
Performance Enhancements.............................................................................................. 5
3.1
3.2
3.3
3.4
Signal Descriptions.............................................................................................................7
4.1
4.2
4.3
4.4
4.5
4.6
Media Access Control Functional Description.................................................................. 15
5.1
5.2
5.3
5.4
5.5
5.6
Overview ............................................................................................................... 1
Byte Ordering ........................................................................................................ 1
References ............................................................................................................ 1
Product Ordering Codes........................................................................................ 2
Parallel Subsystem Overview................................................................................ 3
FIFO Subsystem Overview ................................................................................... 3
10/100 Mbps Serial CSMA/CD Unit Overview ......................................................4
10/100 Mbps Physical Layer Unit.......................................................................... 4
Multiple Priority Transmit Queues ......................................................................... 5
Early Release ........................................................................................................ 5
Hardware Integrity Support ................................................................................... 6
Management Data Interface MDI/MDI-X Feature.................................................. 6
Signal Type Definitions ......................................................................................... 7
PCI Bus Interface Signals ..................................................................................... 8
4.2.1
4.2.2
4.2.3
Local Memory Interface Signals .......................................................................... 10
Test Port Signals ................................................................................................ 11
PHY Signals ....................................................................................................... 12
Power and Ground Signals ................................................................................. 13
Device Initialization..............................................................................................15
5.1.1
PCI Interface ....................................................................................................... 16
5.2.1
5.2.2
5.2.3
PCI Power Management ..................................................................................... 25
5.3.1
5.3.2
Parallel Flash....................................................................................................... 30
Serial EEPROM Interface.................................................................................... 30
5.5.1
10/100 Mbps CSMA/CD Unit............................................................................... 32
5.6.1
5.6.2
5.6.3
5.6.4
Address and Data Signals ....................................................................... 8
Interface Control Signals ......................................................................... 8
System and Power Management Signals ............................................... 9
Initialization Effects................................................................................. 15
Bus Operations....................................................................................... 16
Clock Run Signal.................................................................................... 24
Power Management Event ..................................................................... 25
Power States .......................................................................................... 25
Wake-up Events ..................................................................................... 29
EEPROM Address Map.......................................................................... 32
Full Duplex ............................................................................................. 33
Flow Control ........................................................................................... 33
Address Filtering Modifications .............................................................. 33
VLAN Support ........................................................................................ 33
Networking Silicon — 82551IT
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