DM8603EP DAVICOM [Davicom Semiconductor, Inc.], DM8603EP Datasheet - Page 103

• Manufacturer Part Number: DM8603EP
• Description: 10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
• Manufacturer: DAVICOM [Davicom Semiconductor, Inc.]

11.2 Application of Reduce MII to PHY
application.
11.3 Application of Reduce MII to MAC
Note: The P2_TXE and P2_TXD3 pins of DM8603 must be pull-up resistor with 4.7K ohm to DVDD33 in this application.
Preliminary datasheet
DM8603-12-DS-P01
November 8, 2010
Note: The P2_TXD3 pin of DM8603 must be pull-up resistor with 4.7K ohm to DVDD33 in this
RMII MAC I/F
RMII MAC I/F
P2_RXD1~0
P2_RXD1~0
PHY_MDIO
P2_TXD1~0
PHY_MDIO
P2_TXD1~0
SMI_MDIO
SMI_MDIO
PHY_MDC
PHY_MDC
SMI_MDC
SMI_MDC
P2_RXC
P2_RXC
P2_TXC
P2_TXC
P2_TXE
P2_TXE
P2_CRS
P2_CRS
Reference Clock
Reference Clock
NC
NC
NC
NC
NC
50 MHz
50 MHz
10/100 Mbps 3-port Ethernet Switch Controller with MII / RMII Interface
NC
TXD[1:0]
MDC
MDIO
TXD[1:0]
TX_EN
RXD[1:0]
CRS_DV
REF_CLK
RX_ER*
MDC
MDIO
RXD[1:0]
CRS_DV
TX_EN
REF_CLK
RX_ER
RMII MAC I/F
RMII PHY I/F
DM8603
103