DM9000BEP DAVICOM [Davicom Semiconductor, Inc.], DM9000BEP Datasheet - Page 47
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DM9000BEP
Manufacturer Part Number
DM9000BEP
Description
Ethernet Controller With General Processor Interface
Manufacturer
DAVICOM [Davicom Semiconductor, Inc.]
Datasheet
1.DM9000BEP.pdf
(56 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DM9000BEP
Manufacturer:
VISHAY
Quantity:
1 822
Part Number:
DM9000BEP
Manufacturer:
DAVICOM
Quantity:
20 000
10.3.5 Processor I/O Write Timing
Note:(The default clk period is 20ns)
Final
Version: DM9000B-13-DS-F02
June 4, 2009
Symbol
T
2
T
T
T
T
T
T
T
+T
1
2
3
4
5
6
6
6
CS#,CMD valid to IOW# valid
IOW# Width
System Data(SD) Setup Time
System Data(SD) Hold Time
IOW# Invalid to CS#,CMD Invalid
IOW# Invalid to next IOW#/IOR# valid
When write DM9000B INDEX port
IOW# Invalid to next IOW#/IOR# valid
When write DM9000B DATA port
IOW# valid to next IOW#/IOR# valid
When write DM9000B memory
CS#,CMD
IOW#
SD
T1
Parameter
T2
T3
Ethernet Controller with General Processor Interface
T6
T5
T4
Min.
10
10
0
3
0
1
2
1
∫ ∫
Typ.
DM9000B
Max.
Unit
clk*
clk*
clk*
ns
ns
ns
ns
ns
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