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參數(shù)資料
| 型號： | SRA Series |
| 英文描述： | SRAM Memory Card 256KB Through 8MB(256KB - 8MB靜態(tài)RAM存儲器卡) |
| 中文描述： | SRAM的記憶卡，通過8MB的256KB的（256KB的- 8MB的靜態(tài)RAM的存儲器卡） |
| 文件頁數(shù)： | 7/10頁 |
| 文件大?。?/td> | 113K |
| 代理商： | SRA SERIES |
June 2000 Rev. 5 - ECO #12895
7
PCMCIA Flash Memory Card
SRA Series
PC Card Products
150ns
Min
SYM
(PCMCIA)
t
C
W
t
w
(WE)
t
su
(A)
t
su
(A-WEH)
t
su
(CE-WEH)
t
su
(D-WEH)
t
h
(D)
t
rec
(WE)
t
dis
(WE)
t
dis
(OE)
t
en
(WE)
t
dis
(OE)
t
su
(OE-WE)
t
h
(OE-WE)
t
su
(CE)
t
h
(CE)
Parameter
Max
Unit
Write Cycle Time
Write Pulse Width
Address Setup Time
Address Setup Time for WE#
Card Enable Setup Time for WE#
Data Setup Time for WE#
Data Hold Time
Write Recover Time
Output Disable Time from WE#
Output Disable Time from OE#
Output Enable Time from WE#
Output Enable Time from OE#
Output Enable Setup from WE#
Output Enable Hold from WE#
Card Enable Setup Time from OE#
Card Enable Hold Time
150
80
20
100
100
50
20
20
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
75
75
5
5
10
10
0
20
Note:
AC timing diagrams and characteristics are guaranteed to meet or exceed PCMCIA 2.1 specifications.
Write Timing Diagram
Write Timing Parameters
th (O E -W E )
N O T E 1
/C E 1 , /C E 2
N O T E 1
tsu (C E -W E H )
tc(W )
A [2 5::0 ], /R E G
tw (W E )
td is(W E )
td is(O E )
th (D )
D [15 ::0](D in)
D A T A IN P U T
tsu (A )
tsu (A -W E H )
/O E
tsu (C E )
tsu(D -W E H )
trec(W E )
th (C E )
tsu (O E -W E )
D [1 5 ::0 ](D o u t)
ten (O E )
te n(W E )
N O T E 2
N O T E 2
/W E
Notes
:
1. Signal may be high or low in this area.
2. When the data I/O pins are in the output state, no signals shall be applied to the
data pins (D15 - D0) by the host system.
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