Datasheet KS8995M (Microchip) - 7

KS8995M Micrel, Inc. Switch Controller
On-Chip Frame Buffers System Level Applications SPI/GPIO 10/100
MAC 1 10/100
PHY 1 10/100
MAC 2 10/100
PHY 2 10/100
MAC 3 10/100
PHY 3 10/100
MAC 4 10/100
PHY 4 10/100
MAC 5 10/100
PHY 5 4-port
LAN 1-port
WAN I/F SPI
Ethernet
MAC MII-SW MII-P5 CPU
Ethernet
MAC
External WAN port PHY not needed Switch Controller
On-Chip Frame Buffers Figure 1. Broadband Gateway WAN PHY & AFE
(xDSL, CM.) SPI/GPIO 10/100
MAC 1 10/100
PHY 1 10/100
MAC 2 10/100
PHY 2 10/100
MAC 3 10/100
PHY 3 10/100
MAC 4 10/100
PHY 4 10/100
MAC 5 10/100
PHY 5 4-port
LAN SPI
MII-SW CPU MII-P5 Ethernet
MAC Figure 2. Integrated Broadband Router July 2006 7 M9999-070506