KSZ8895MQ_12 MICREL [Micrel Semiconductor], KSZ8895MQ_12 Datasheet - Page 10

• Manufacturer Part Number: KSZ8895MQ_12
• Description: Integrated 5-Port 10/100 Managed Ethernet Switch with MII/RMII interface
• Manufacturer: MICREL [Micrel Semiconductor]

Micrel, Inc.
Static MAC Address Table ...........................................................................................................................................89
VLAN Table ....................................................................................................................................................................91
Dynamic MAC Address Table ......................................................................................................................................93
MIB (Management Information Base) Counters.........................................................................................................94
MIIM Registers ...............................................................................................................................................................97
Absolute Maximum Ratings
Operating Ratings
Electrical Characteristics
Timing Diagrams .........................................................................................................................................................103
Selection of Isolation Transformer
Selection of Reference Crystal ..................................................................................................................................114
Package Information ...................................................................................................................................................115
March 2012
Data Rate Selection Table in 100BT ..........................................................................................................................87
Data Rate Selection Table in 10BT ............................................................................................................................87
Register 0h: MII Control..............................................................................................................................................97
Register 1h: MII Status ...............................................................................................................................................98
Register 2h: PHYID HIGH ..........................................................................................................................................98
Register 3h: PHYID LOW ...........................................................................................................................................98
Register 4h: Advertisement Ability..............................................................................................................................98
Register 5h: Link Partner Ability .................................................................................................................................99
Register 1dh: Reserved .............................................................................................................................................99
Register 1fh: PHY Special Control/Status ..................................................................................................................99
EEPROM Timing.......................................................................................................................................................103
SNI Timing ................................................................................................................................................................104
MII Timing .................................................................................................................................................................105
RMII Timing...............................................................................................................................................................107
SPI Timing ................................................................................................................................................................108
Auto-Negotiation Timing ...........................................................................................................................................110
MDC/MDIO Timing....................................................................................................................................................111
Reset Timing.............................................................................................................................................................112
Reset Circuit Diagram...............................................................................................................................................113
Register 222 (0xDE) : Port 3 Queue 3 Egress Limit Control 4 ...............................................................................86
Register 238 (0xEE): Port 4 Queue 3 Egress Limit Control 4 ................................................................................86
Register 254 (0xFE): Port 5 Queue 3 Egress Limit Control 4 ................................................................................86
Register 191(0xBF): Testing Register ....................................................................................................................88
Register 207(0xCF): Reserved Control Register...................................................................................................88
Register 223(0xDF): Test Register 2......................................................................................................................88
Register 239(0xEF): Test Register 3 ......................................................................................................................88
Register 255(0xFF): Testing Register4 ..................................................................................................................88
(2)
....................................................................................................................................................101
(4, 5)
(1)
......................................................................................................................................101
....................................................................................................................................101
(1)
.........................................................................................................................114
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KSZ8895MQ/RQ/FMQ
M9999-032612-1.5