參數(shù)資料
型號: 82572EI
廠商: INTEL CORP
元件分類: 微控制器/微處理器
英文描述: Gigabit Ethernet Controller
中文描述: 1 CHANNEL(S), 1000M bps, LOCAL AREA NETWORK CONTROLLER, BGA256
封裝: 17 X 17 MM, FC-BGA-256
文件頁數(shù): 39/58頁
文件大?。?/td> 318K
代理商: 82572EI
Product Datasheet
33
82571EB/82572EI Gigabit Ethernet Controller
4.5.3
FLASH Interface
Figure 7. FLASH Interface Time Diagram
Table 24. FLASH Interface Time Specifications
Symbol
Parameter
Min
Typ
Max
Units
t
SCK
SCK clock
frequency
0
15.625
20
MHz
t
RI
Input rise time
N/A
2.5 ns
20
ns
t
FI
Input fall time
N/A
2.5 ns
20
ns
t
WH
SCK high time
a
a.
50% duty cycle.
20
32
N/A
ns
t
WH
SCK low time
a
20
32
N/A
ns
t
CS
CS high time
25
N/A
N/A
ns
t
CSS
CS setup time
25
N/A
N/A
ns
t
CSH
CS hold time
250
N/A
N/A
ns
t
SU
Data-in setup
time
5
N/A
N/A
ns
t
H
Data-in hold time
5
N/A
N/A
ns
t
V
Output Valid
0
N/A
20
ns
t
HO
Output hold time
0
N/A
N/A
ns
t
DIS
Output disable
time
N/A
N/A
100
ns
t
EC
Erase cycle time
per sector
N/A
60
100
μ
s
CS
VIH
VIL
VIH
VIL
VIH
VIL
tcss
tWH
tWL
tCSH
tCS
Sck
VALID IN
tSU
tH
SI
VOH
VOL
HI-Z
HI-Z
tHO
tDIS
SO
tv
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