RTL8305SC Datasheet, PDF (105/160 Pages) List of Unclassifed Manufacturers – SINGLE-CHIP 5-PORT 10/100MBPS SWITCH CONTROLLER WITH DUAL MII INTERFACES

RTL8305SC
Datasheet
Floating=High
Floating=High
44-P4MODE[1]
45-P4MODE[0]
59-MRXC/PTXC
60-MRXDV/PTXEN
Pull Down=Link On
Note 1
Note 2
Note 3
LED Indication
49-P4LNKSTA#
67~61-MRXD[3:0]/PTXD[3:0]
47-P4SPDSTA/P4FULL
51-MTXC/PRXC
48-P4DUPSTA/P4SPD100
52-MTXEN/PRXDV
46-P4FLCTRL/P4ENFC 57~54-MTXD[3:0]/PRXD[3:0]
68-SELMIIMAC#/DISDSPRI
58-MCOL/PCOL
MAC Mode MII
Pull Down
Floating=High
Pull Down=Link On
Note 1
Note 2
Note 3
44-P4MODE[1]
51-MTXC/PRXC
45-P4MODE[0]
52-MTXEN/PRXDV
57~54-MTXD[3:0]/PRXD[3:0]
49-P4LNKSTA#
47-P4SPDSTA/P4FULL
48-P4DUPSTA/P4SPD100
59-MRXC/PTXC
60-MRXDV/PTXEN
67~61-MRXD[3:0]/PTXD[3:0]
46-P4FLCTRL/P4ENFC
58-MCOL/PCOL
PHY Mode MII
4
4
25MHz
4
4
RXC
CRS
RXDV
RXD[3:0]
VDSL/
TXC ^HomePNA/
TXEN ^{Single PHY}
TXD
COL
RXC
CRS
RXDV
RXD[3:0]
CPU/
TXC ^Processor/
TXEN
Routing
TXD
Engine
COL
Pull Down
44-P4MODE[1]
45-P4MODE[0]
Pull Down=Link On
Note 1
Note 2
Note 3
49-P4LNKSTA#
47-P4SPDSTA/P4FULL
48-P4DUPSTA/P4SPD100
46-P4FLCTRL/P4ENFC
51-MTXC/PRXC
10MHz
52-MTXEN/PRXDV
54-MTXD[0]/PRXD[0]
59-MRXC/PTXC
60-MRXDV/PTXEN
61-MRXD[0]/PTXD[0]
58-MCOL/PCOL
PHY Mode SNI
RXC
CRS
RXDV
RXD
TXC
TXEN
TXD
COL
CPU/
Processor/
Routing
Engine
Figure 3. Port 4 Operating Mode Overview
Note 1: Pulled high or floating to set speed to 100Mbps, and pulled low to set speed to 10Mbps.
Note 2: Pulled high or floating to set to full duplex, and pulled low to set to half duplex.
Note 3: Pulled high or floating to enable flow control in full duplex, and pulled low to disable.
5-port 10/100Mbps Single-Chip Dual MII Switch Controller 93
Track ID: JATR-1076-21 Rev. 1.2