KS8999
Micrel
purposes or public network access. The major benefits of
using the KS8999 are the lower power consumption,
unmanaged operation, flexible configuration, built in frame
buffering, VLAN abilities and traffic priority control. Two such
applications are depicted below.
System Level Applications
The KS8999 can be configured to fit either in an eight port 10/
100 application or as a nine port 10/100 network interface
with an extra MII/7-wire port. This MII/7-wire port can be
connected to an external processor and used for routing
Public
Network
Access
Routing
Engine
MII or
SNI
KS8999
8-Port
Switch
with PHY
KS8999
9-Port
Switch
with PHY
8X
Transformer
or Fiber
Interface
8-Port Stand Alone
8X
Transformer
or Fiber
Interface
Or
9-Port with Public
Network Interface
Figure 1. System Applicastions
KS8999
6
January 2005