ksz8851-mql Micrel Semiconductor, ksz8851-mql Datasheet - Page 4

• Manufacturer Part Number: ksz8851-mql
• Description: Single-port Ethernet Mac Controller With 8/16-bit Or 32-bit Non-pci Interface
• Manufacturer: Micrel Semiconductor

Contents
Pin Configuration for 16-Bit ............................................................................................................................................... 10
Pin Description for 16-Bit ................................................................................................................................................... 11
Pin Configuration for 32-Bit ............................................................................................................................................... 16
Pin Description for 32-Bit ................................................................................................................................................... 17
Strapping Options ............................................................................................................................................................... 21
Functional Description ....................................................................................................................................................... 22
Functional Overview ........................................................................................................................................................... 22
Wake-on-LAN....................................................................................................................................................................... 23
Physical Layer Transceiver (PHY) ..................................................................................................................................... 24
Media Access Control (MAC) Operation ........................................................................................................................... 29
Bus Interface Unit (BIU)...................................................................................................................................................... 31
Queue Management Unit (QMU) ........................................................................................................................................ 33
February 2009
Micrel, Inc.
Power Management........................................................................................................................................................ 22
Normal Operation Mode ................................................................................................................................................. 22
Energy Detect Mode ....................................................................................................................................................... 22
Soft Power Down Mode .................................................................................................................................................. 23
Power Saving Mode........................................................................................................................................................ 23
Power Down ................................................................................................................................................................... 23
Detection of Energy ........................................................................................................................................................ 23
Detection of Linkup ......................................................................................................................................................... 24
Wake-up Packet ............................................................................................................................................................. 24
Magic Packet™............................................................................................................................................................... 24
100BASE-TX Transmit ................................................................................................................................................... 24
100BASE-TX Receive .................................................................................................................................................... 25
PLL Clock Synthesizer (Recovery)................................................................................................................................. 25
Scrambler/De-scrambler (100BASE-TX only) ................................................................................................................ 25
10BASE-T Transmit........................................................................................................................................................ 25
10BASE-T Receive......................................................................................................................................................... 25
MDI/MDI-X Auto Crossover ............................................................................................................................................ 25
Auto Negotiation ............................................................................................................................................................. 27
LinkMD
Inter Packet Gap (IPG) ................................................................................................................................................... 29
Back-Off Algorithm.......................................................................................................................................................... 29
Late Collision .................................................................................................................................................................. 29
Flow Control.................................................................................................................................................................... 29
Half-Duplex Backpressure.............................................................................................................................................. 29
Address Filtering Function .............................................................................................................................................. 30
Clock Generator.............................................................................................................................................................. 31
Supported Transfers ....................................................................................................................................................... 31
Physical Data Bus Size .................................................................................................................................................. 31
Little and Big Endian Support ......................................................................................................................................... 32
Asynchronous Interface .................................................................................................................................................. 32
BIU Summation............................................................................................................................................................... 32
Straight Cable .......................................................................................................................................................... 26
Crossover Cable ...................................................................................................................................................... 26
Access...................................................................................................................................................................... 28
Usage ....................................................................................................................................................................... 28
®
Cable Diagnostics............................................................................................................................................ 28
4
KSZ8851-16/32 MQL/MQLI
M9999-021309-1.1