參數(shù)資料
型號: MDS108A
廠商: Zarlink Semiconductor Inc.
英文描述: Unmanaged 9-Port 10/100 Mbps Ethernet Switch
中文描述: 非托管9端口10/100 Mbps以太網(wǎng)交換機
文件頁數(shù): 26/37頁
文件大?。?/td> 308K
代理商: MDS108A
MDS108
Data Sheet
26
Zarlink Semiconductor Inc.
13.0 MDS108 Pin Descriptions
Note:
#
I
S Input signal with Schmitt-Trigger
O Output signal
OD Open-Drain driver
I/O Input & Output signal
SL Slew Rate Controlled
D Pulldown
U Pullup
5
5V Tolerance
Active low signal
Input signal
Pin No(s).
Symbol
Type
Name & Functions
Frame Buffer Memory Interface
201, 200, 199, 197, 196, 195,
193, 192, 191, 190, 188, 187,
186, 185, 183, 182, 181, 179,
178, 177, 176, 174, 173, 172,
170, 169, 168, 167, 165, 164,
163, 161
203, 151, 158, 160, 10, 9, 8, 6,
5, 4, 2, 1, 208, 206, 205, 204,
150
153
155
156
157
L_D[31:0]
I/O, U, SL
Databus to Frame Buffer Memory
L_A[18:2]
I/O, U, SL
Address pins for buffer memory
L_CLK
L_WE#
L_OE#
L_ADSC#
O
O, SL
O
O, SL
Frame Buffer Memory Clock
Frame Buffer Memory Write Enable
Frame Buffer Memory Output Enable
Frame Buffer Memory Address Status
Control
MII Management Interface
120
122
I
2
C Interface (Serial EEPROM Interface)
123
124
Parallel Port Management Interface
127
128
129
Port 0 RMII Interface
24, 23
22
21, 20
19
Port 1 RMII Interface
31, 30
29
M_MDC
M_MDIO
O
I/O, U
MII Management Data Clock
MII Management Data I/O
SCL
SDA
O, U, 5
I/O, U, OD, 5 I
2
C Data I/O
I
2
C Data Clock
STROBE
DATA0
ACK
I, U, S, 5
I, U, 5
O, U, OD, 5
Strobe Pin
Data Pin
Acknowledge Pin
M0_RXD[1:0]
M0_CRS_DV
M0_TXD[1:0]
M0_TXEN
I, U
I, D
O
O
Port 0 Receive Data
Port 0 Carrier Sense and Data Valid
Port 0 Transmit Data
Port 0 Transmit Enable
M1_RXD[1:0]
M1_CRS_DV
I, U
I, D
Port 1 Receive Data
Port 1 Carrier Sense and Data Valid
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