KSZ8995M A4 Micrel Inc, KSZ8995M A4 Datasheet - Page 25

KSZ8995M A4

Manufacturer Part Number
KSZ8995M A4
Description
Manufacturer
Micrel Inc
Datasheet

Specifications of KSZ8995M A4

Number Of Primary Switch Ports
5
Internal Memory Buffer Size
64
Operating Supply Voltage (typ)
1.8/2.5/3.3V
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 Supply Voltage (max)
1.9/2.6/3.6V
Operating Supply Voltage (min)
1.7/2.4/3V
Operating Temperature Classification
Commercial
Data Rate
100Mbps
Lead Free Status / RoHS Status
Compliant
June 2009
KS8995M
Figure 6. DA Resolution Flowchart–Stage 2
Figure 5. DA Look-Up Flowchart–Stage 1
Search complete.
Search complete.
Get PTF1 from
Get PTF1 from
Spanning Tree
PTF1=NULL
IGMP Process
dynamic table
Membership
static table
Port Mirror
Port VLAN
Process
Process
Check
PTF2
PTF1
FOUND
FOUND
NO
-Check receiving port's receive enable bit
-Check destination port's transmit enable bit
-Check whether packets are special (BPDU
or specified)
-Applied to MAC #1 to #4
-MAC#5 is reserved for microprocessor
-IGMP will be forwarded to port 5
-RX Mirror
-TX Mirror
-RX or TX Mirror
-RX and TX Mirror
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Get PTF1 from
Search Static
VLAN table
VLAN ID
25
Dynamic
VALID?
Search
PTF1
Start
Table
Table
FOUND
FOUND
YES
NOT
NOT
-Search VLAN table
-Ingress VLAN filtering
-Discard NPVID check
This search is based on
DA or DA+FID
This search is based on
DA+FID
M9999-062309
Micrel, Inc.

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