MDS212 Datasheet, PDF (18/111 Pages) Zarlink Semiconductor Inc – 12-Port 10/100Mbps Ethernet Switch

MDS212
Note:
# = Active low signal
Input = Input signal
In-ST = Input signal with Schmitt-Trigger
Output = Output signal (Tri-State driver)
Out-OD = Output signal with Open-Drain driver
I/O-TS = Input & Output signal with Tri-State driver
I/O-OD = Input & Output signal with Open-Drain driver
U = Internal weak pull-up
TS = Tri-state
ST = Schmitt trigger
Data Sheet
Frame Buffer Interface
Ball No(s)
Symbol
I/O
Description
AB2, AB1, Y4, AA3,
AA2, AA1, W5, W4,
Y3, Y2, Y1, W3, V4,
W2, W1, V3, U5, U4,
V2, V1, U3, U2, T4,
U1, T3, T2, T1, R4, R3,
R2, R1, R5, L2, L3, K1,
L4, K2, K3, M5, J1, J2,
K4, J3, H1, K5, H2, J4,
H3, G1, G2, G3, H4,
F1, F2, H5, F3, G4, E1,
E2, D1, F4, E3, D2, E4.
L_D[63:0]
I/O-TS, U Frame Buffer – Data Bit [63:0]
A2, A3, B3, C4, D5,
E6, B4, C5, D6, A4,
B5, E8, A5, D7, C6,
B6, A6, D8.
L_A[20:3]
Output
Frame Buffer – Address Bit [20:3]
D3
L_CLK
Output Frame Buffer Clock
N2
L_ADS#
Output Frame Buffer Address Status Control
P3, P4, P1, P2, N1,
N3, N4, M1
L_BW[7:0]#
Output Frame Buffer Individual Byte Write Enable [7:0]
M3, L1
L_WE[1:0]#
Output Frame Buffer Write Chip Select [1:0]
M4, M2
L_OE[1:0]#
Output
Frame Buffer Read Chip Select [1:0]
BALL NO(S)
RMII ETHERNET ACCESS PORTS [11:0]
AB23
M_MDC
Output
MII Management Data Clock – (Common for all RMII
Ports[11:0])
AC24
M_MDIO
IO-TS
MII Management Data I/O – (Common for all RMII
Ports{11:0])
AA4
M_CLKI
Input
Reference Input Clock
18
Zarlink Semiconductor Inc.