MTD516 Datasheet, PDF (24/27 Pages) List of Unclassifed Manufacturers – 16 Port 10M/100M Ethernet Switch

MYSON
TECHNOLOGY
7.4 Electrical Characteristics
FIGURE 1. RMII timing
REFCLK
CRSDV
RXD[1:0]
TXEN
TXD[1:0]
T1
T2
Valid
T3
T4
Valid
MTD516
(Preliminary)
Symbol
Parameter
T1 RMII input setup time
T2 RMII input hold time
T3 RMII output setup time
T4 RMII output hold time
Min.
1
1
3
5
Typ.
Max.
Unit Note
nS
nS
nS
nS
MEMCLK
RASB
CASB
WEB
AD[8:0]
DQ[63:0]
FIGURE 2. Memor y Wr ite Timing
T5
T6 T7
T8
T6 _T7
Valid
T6 T7
Valid
T6 T7
Valid
Symbol
Parameter
T5 Memory clock cycle
T6
Memory command/address/data
setup time
T7
Memory command/address/data
hold time
T8 Row active to burst write
Min.
12
6
2
Typ.
2
Max.
Unit Note
nS
nS
nS
CLK
24/27
MTD516 Revision 1.2 19/06/2000