Specifications

Micrel, Inc.
KSZ8895MQ/RQ/FMQ
Register 253 (0xFD): Port 5 Queue 2 Egress Limit Control 3 ................................................................................ 88
Register 190 (0xBE) : Port 1 Queue 3 Egress Limit Control 4 ............................................................................... 89
Register 206 (0xCE) : Port 2 Queue 3 Egress Limit Control 4 ............................................................................... 89
Register 222 (0xDE) : Port 3 Queue 3 Egress Limit Control 4 ............................................................................... 89
Register 238 (0xEE): Port 4 Queue 3 Egress Limit Control 4 ................................................................................ 89
Register 254 (0xFE): Port 5 Queue 3 Egress Limit Control 4 ................................................................................ 89
Data Rate Selection Table in 100BT .......................................................................................................................... 90
Data Rate Selection Table in 10BT ............................................................................................................................ 90
Register 191(0xBF): Testing Register .................................................................................................................... 91
Register 207(0xCF): Reserved Control Register ................................................................................................... 91
Register 223(0xDF): Test Register 2 ...................................................................................................................... 91
Register 239(0xEF): Test Register 3 ...................................................................................................................... 91
Register 255(0xFF): Testing Register4 .................................................................................................................. 91
Static MAC Address Table ........................................................................................................................................... 92
VLAN Table .................................................................................................................................................................... 94
Dynamic MAC Address Table ...................................................................................................................................... 96
MIB (Management Information Base) Counters ......................................................................................................... 97
MIIM Registers ............................................................................................................................................................. 100
Register 0h: MII Control ............................................................................................................................................ 100
Register 1h: MII Status ............................................................................................................................................. 101
Register 2h: PHYID HIGH ........................................................................................................................................ 101
Register 3h: PHYID LOW ......................................................................................................................................... 101
Register 4h: Advertisement Ability ............................................................................................................................ 101
Register 5h: Link Partner Ability ............................................................................................................................... 102
Register 1dh: Reserved ........................................................................................................................................... 102
Register 1fh: PHY Special Control/Status ................................................................................................................ 102
Absolute Maximum Ratings ....................................................................................................................................... 104
Operating Ratings ....................................................................................................................................................... 104
Electrical Characteristics ........................................................................................................................................... 104
Timing Diagrams ......................................................................................................................................................... 106
EEPROM Timing ....................................................................................................................................................... 106
SNI Timing ................................................................................................................................................................ 107
MII Timing ................................................................................................................................................................. 108
RMII Timing ............................................................................................................................................................... 110
SPI Timing ................................................................................................................................................................ 111
Auto-Negotiation Timing ........................................................................................................................................... 113
MDC/MDIO Timing.................................................................................................................................................... 114
Reset Timing ............................................................................................................................................................. 115
Reset Circuit Diagram ............................................................................................................................................... 116
Selection of Isolation Transformer ............................................................................................................................ 117
Selection of Reference Crystal .................................................................................................................................. 117
Package Information
(1)
................................................................................................................................................ 118
March 12, 2014
10
Revision 1.7