KS8995E Micrel Inc, KS8995E Datasheet - Page 5

• Manufacturer Part Number: KS8995E
• Manufacturer: Micrel Inc

Specifications of KS8995E

• Number Of Primary Switch Ports: 5
• Fiber Support: Yes
• Integrated Led Drivers: Yes
• Phy/transceiver Interface: MII/SNI
• Power Supply Type: Analog/Digital
• Package Type: PQFP
• Data Rate (typ): 10/100Mbps
• Vlan Support: Yes
• Operating Temperature (max): 70C
• Operating Temperature (min): 0C
• Pin Count: 128
• Mounting: Surface Mount
• Jtag Support: No
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Not Compliant

August 2003
KS8995E
EEPROM Memory Map ................................................................................................................................................................... 25
Absolute Maximum Ratings .......................................................................................................................................................... 30
Operating Ratings .......................................................................................................................................................................... 30
Electrical Characteristics .............................................................................................................................................................. 30
Timing Diagrams ............................................................................................................................................................................ 32
Reference Circuit ........................................................................................................................................................................... 36
4B/5B Coding
MLT Coding
802.1q VLAN and 802.1p Priority Frame ...................................................................................................................................... 39
Selection of Isolation Transformers ............................................................................................................................................. 40
Selection of Reference Crystals ................................................................................................................................................... 40
Package Outline and Dimensions ................................................................................................................................................ 41
Priority Classification Control – 802.1p Tag Field .................................................................................................................... 25
Control Register 1 .................................................................................................................................................................... 25
Control Register 2 .................................................................................................................................................................... 25
Control Register 3 .................................................................................................................................................................... 26
Control Register 4 .................................................................................................................................................................... 26
Control Register 5 .................................................................................................................................................................... 26
Port 1 VLAN Mask Register ..................................................................................................................................................... 27
Port 2 VLAN Mask Register ..................................................................................................................................................... 27
Port 3 VLAN Mask Register ..................................................................................................................................................... 27
Port 4 VLAN Mask Register ..................................................................................................................................................... 28
Port 5 VLAN Mask Register ..................................................................................................................................................... 28
Port 1 VLAN Tag Insertion Value Register .............................................................................................................................. 28
Port 2 VLAN Tag Insertion Value Register .............................................................................................................................. 28
Port 3 VLAN Tag Insertion Value Register .............................................................................................................................. 29
Port 4 VLAN Tag Insertion Value Register .............................................................................................................................. 29
Port 5 VLAN Tag Insertion Value Register .............................................................................................................................. 29
Diff Serv Code Point Register .................................................................................................................................................. 29
Station MAC Address Registers (all ports – MAC control frames only) ................................................................................... 29
............................................................................................................................................................................ 37
............................................................................................................................................................................ 38
5
KS8995E
Micrel