MDS105 Datasheet, PDF (24/35 Pages) Zarlink Semiconductor Inc – Unmanaged 5-Port 10/100 Mbps Ethernet Switch

MDS105
Data Sheet
Pin No(s).
Symbol
29
M1_CRS_DV
28, 27
M1_TXD[1:0]
26
M1_TXEN
Port 2 RMII Interface
79, 78
M2_RXD[1:0]
77
M2_CRS_DV
76, 75
M2_TXD[1:0]
74
M2_TXEN
Port 3 RMII Interface
86, 85
M3_RXD[1:0]
84
M3_CRS_DV
83, 82
M3_TXD[1:0]
81
M3_TXEN
Port 4 MII Interface
105, 104, 103, 102
M4_RXD[3:0]
113, 112, 111, 110
M4_TXD[3;0]
109
M4_TXEN
97
M4_RXDV
100
M4_RXCLK
107
M4_TXCLK
114
M4_LINK
116
M4_SPEED
115
M4_DUPLEX
98
M4_COL
Port 4 Serial Interface
102
S4_RXD
100
S4_RXCLK
97
S4_CRS_DV
110
S4_TXD
107
S4_TXCLK
109
S4_TXEN
98
S4_COL
114
S4_LINK
115
S4_DUPLEX
Miscellaneous Control Pins
95
M_CLK
118
M4_REFCLK
148
SCLK
125
TEST#
Type
I, D
O
O
I, U
I, D
O
O
I, U
I, D
O
O
I, U
O
O
I, D
I, U
I/O, U
I, U
I/O, U
I, U
I, U
I, U
I, U
I, D
O
I
O
I, U
I, U
I, U
I
O, U
I
I, U
Name & Functions
Port 1 Carrier Sense and Data Valid
Port 1 Transmit Data
Port 1 Transmit Enable
Port 2 Receive Data
Port 2 Carrier Sense and Data Valid
Port 2 Transmit Data
Port 2 Transmit Enable
Port 3 Receive Data
Port 3 Carrier Sense and Data Valid
Port 3 Transmit Data
Port 3 Transmit Enable
Port 4 Receive Data
Port 4 Transmit Data
Port 4 Transmit Enable
Port 4 Receive Data Valid
Port 4 Receive Clock
Port 4 Transmit Clock
Port 4 Link Status
Port 4 Speed Select (100 Mb = 1)
Port 4 Full-Duplex Select (half-duplex = 0)
Port 4 Collision Detect
Port 4 Serial Receive Data
Port 4 Serial Receive Clock
Port 4 Serial Carrier Sense and Data Valid
Port 4 Serial Transmit Data
Port 4 Serial Transmit Clock
Port 4 Serial Transmit Enable
Port 4 Serial Collision Detect
Port 4 Link Status
Port 4 Full-Duplex Select (half-duplex = 0)
Reference RMII Clock
Port 4 Reference Clock (M_CLK/2)
System Clock (25 - 50 MHz)
Manufacturing Pin
Leave as No Connect (NC)
24
Zarlink Semiconductor Inc.