ksz8893mqlam Micrel Semiconductor, ksz8893mqlam Datasheet - Page 4

• Manufacturer Part Number: ksz8893mqlam
• Description: Integrated 3-port 10/100 Managed Switch With Phys
• Manufacturer: Micrel Semiconductor

Contents
List of Figures...................................................................................................................................... 8
List of Tables ....................................................................................................................................... 9
Pin Description and I/O Assignment of KSZ8893MQL .................................................................... 10
Ball Description and I/O Assignment of KSZ8893MBL ................................................................... 19
Pin Configuration............................................................................................................................... 26
Functional Overview: Physical Layer Transceiver .......................................................................... 28
Functional Overview: MAC and Switch ............................................................................................ 35
Advanced Switch Functions ............................................................................................................. 44
December 2007
100BASE-TX Transmit.........................................................................................................................................................28
100BASE-TX Receive ..........................................................................................................................................................28
PLL Clock Synthesizer........................................................................................................................................................28
Scrambler/De-scrambler (100BASE-TX Only) ...................................................................................................................29
100BASE-FX Operation.......................................................................................................................................................29
100BASE-FX Signal Detection............................................................................................................................................29
100BASE-FX Far-End Fault.................................................................................................................................................29
10BASE-T Transmit.............................................................................................................................................................29
10BASE-T Receive ..............................................................................................................................................................30
Power Management.............................................................................................................................................................30
MDI/MDI-X Auto Crossover.................................................................................................................................................30
Auto-Negotiation .................................................................................................................................................................32
LinkMD Cable Diagnostics .................................................................................................................................................34
Address Lookup ..................................................................................................................................................................35
Learning ...............................................................................................................................................................................35
Migration ..............................................................................................................................................................................35
Aging ....................................................................................................................................................................................35
Forwarding...........................................................................................................................................................................35
Switching Engine ................................................................................................................................................................38
MAC Operation ....................................................................................................................................................................38
MII Interface Operation........................................................................................................................................................39
RMII Interface Operation .....................................................................................................................................................40
SNI (7-Wire) Operation ........................................................................................................................................................41
MII Management (MIIM) Interface .......................................................................................................................................42
Serial Management Interface (SMI) ....................................................................................................................................43
Repeater Mode.....................................................................................................................................................................43
Spanning Tree Support.......................................................................................................................................................44
Special Tagging Mode.........................................................................................................................................................45
IGMP Support ......................................................................................................................................................................46
IPv6 MLD Snooping.............................................................................................................................................................46
Port Mirroring Support........................................................................................................................................................47
IEEE 802.1Q VLAN Support ................................................................................................................................................47
Straight Cable ................................................................................................................................................................31
Crossover Cable ............................................................................................................................................................32
Access ...........................................................................................................................................................................34
Usage ............................................................................................................................................................................34
Inter Packet Gap (IPG) ..................................................................................................................................................38
Back-Off Algorithm.........................................................................................................................................................38
Late Collision .................................................................................................................................................................38
Illegal Frames ................................................................................................................................................................38
Full Duplex Flow Control................................................................................................................................................38
Half-Duplex Backpressure .............................................................................................................................................38
Broadcast Storm Protection...........................................................................................................................................39
IGMP Snooping .............................................................................................................................................................46
Multicast Address Insertion in the Static MAC Table .....................................................................................................46
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M9999-121007-1.5