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componentes Descripción
Lista de partido
RTL8305SC-LF
SINGLE-CHIP 5-PORT 10/100MBPS SWITCH CONTROLLER WITH DUAL MII INTERFACES
Unspecified
RTL8305SC-LF Datasheet PDF : 160 Pages
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3. Block Diagram
IBREF
RX+-[0]
TX+-[0]
Waveform
Shaping
10Base-T or
100Base-T
PHYceiver
MAC0
Switch
Engine0
RX+-[1]
TX+-[1]
RX+-[2]
TX+-[2]
10Base-T or
100Base-T
PHYceiver
10Base-T or
100Base-T
PHYceiver
MAC1
Switch
Engine1
MAC2
Switch
Engine2
RTL8305SC
Datasheet
Lookup
Table
Packet
Buffer
RX+-[3]
TX+-[3]
10Base-T or
100Base-T
PHYceiver
MAC3
Switch
Engine3
DISBRDCTRL
ENBKPRS
RESET#
RX+-[4]
TX+-[4]
10Base-T or
100Base-T
PHYceiver
MAC4
Switch
Engine4
PHY2PRXC
PHY2PRXDV
PHY2PRXD[3:0]
PHY2PTXC
PHY2PTXEN
PHY2PTXD[3:0]
PHY2PCOL
MTXC/PRXC
MTXEN/PRXDV
MTXD[3:0]/PRXD[3:0]
MRXC/PTXC
MRXDV/PTXEN
MRXD[3:0]/PTXD[3:0]
MCOL/PCOL
P4LNKSTA#
P4DUPSTA/P4FULL
P4SPDSTA/P4SPD100
P4FLCTRL/P4ENFC
P4MODE[1:0]
DISDUALMII
PHY
Mode
MII
r
MAC
Mode
MII
Mode
Select
Circuit
PHY
Mode
MII/SNI
LED
Control
Figure 1. Block Diagram
5-port 10/100Mbps Single-Chip Dual MII Switch Controller
6
Global
Function
X1
X2
CK25MOUT
SEL_MIIMAC
EN_RST_BLNK
LED_BLNK_TIME
LED_SPD[4:0]
LED_ACT[4:0]
LED_DUP[4:0]
LED_ADD[4:0]
Track ID: JATR-1076-21 Rev. 1.2
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