KSZ8862-16_10 MICREL [Micrel Semiconductor], KSZ8862-16_10 Datasheet - Page 4

• Manufacturer Part Number: KSZ8862-16_10
• Description: 2-Port Ethernet Switch with Non-PCI Interface and Fiber Support
• Manufacturer: MICREL [Micrel Semiconductor]

Content
General Description ........................................................................................................................................................1
Functional Diagram.........................................................................................................................................................1
Features ...........................................................................................................................................................................2
Applications.....................................................................................................................................................................2
Markets.............................................................................................................................................................................2
Ordering Information ......................................................................................................................................................3
Revision History ..............................................................................................................................................................3
Content.............................................................................................................................................................................4
List of Figures..................................................................................................................................................................9
List of Tables .................................................................................................................................................................10
Pin Configuration for KSZ8862-16MQL (8/16-Bit) ......................................................................................................11
Pin Description for KSZ8862-16MQL (8/16-Bit) ..........................................................................................................12
Pin Configuration for KSZ8862-32MQL (32-Bit) .........................................................................................................17
Pin Description for KSZ8862-32 MQL (32-Bit) ............................................................................................................18
Functional Description .................................................................................................................................................23
Functional Overview: Physical Layer Transceiver ....................................................................................................23
Functional Overview: MAC and Switch ......................................................................................................................29
Micrel, Inc.
August 2010
100BASE-TX Transmit............................................................................................................................................................. 23
100BASE-TX Receive.............................................................................................................................................................. 23
Scrambler/De-scrambler (100BASE-TX only) .......................................................................................................................... 23
100BASE-FX Operation........................................................................................................................................................... 23
100BASE-FX Signal Detection................................................................................................................................................. 23
100BASE-FX Far-End-Fault (FEF) .......................................................................................................................................... 24
100BASE-SX Operation........................................................................................................................................................... 24
10BASE-FL Operation ............................................................................................................................................................. 24
10BASE-T Transmit ................................................................................................................................................................. 25
10BASE-T Receive .................................................................................................................................................................. 25
LED Driver ............................................................................................................................................................................... 25
Post Amplifier........................................................................................................................................................................... 25
Power Management................................................................................................................................................................. 25
MDI/MDI-X Auto Crossover...................................................................................................................................................... 25
Auto Negotiation ...................................................................................................................................................................... 27
LinkMD
Address Lookup ....................................................................................................................................................................... 29
Learning................................................................................................................................................................................... 29
Migration .................................................................................................................................................................................. 29
Aging........................................................................................................................................................................................ 29
Forwarding ............................................................................................................................................................................... 30
Switching Engine ..................................................................................................................................................................... 32
MAC Operation ........................................................................................................................................................................ 32
Physical Interface ................................................................................................................................................................ 24
Enabling 100BASE-SX Mode .............................................................................................................................................. 24
Enabling Fiber Forced Mode .............................................................................................................................................. 24
Physical Interface ................................................................................................................................................................ 24
Enabling 10BASE-FL Mode ................................................................................................................................................ 24
Enabling Fiber Forced Mode .............................................................................................................................................. 24
Straight Cable ...................................................................................................................................................................... 26
Crossover Cable .................................................................................................................................................................. 26
Access.................................................................................................................................................................................. 28
Usage.................................................................................................................................................................................... 28
®
Cable Diagnostics ..................................................................................................................................................... 28
4
KSZ8862-16/32MQL
M9999-081310-3.1