參數(shù)資料
型號： MF3257-J9CATXX
廠商： Mitsubishi Electric Corporation
英文描述： 8/16-bit Data Bus Static RAM Card
中文描述： 16位產(chǎn)品數(shù)據(jù)總線靜態(tài)存儲器卡
文件頁數(shù)： 7/14頁
文件大?。?/td> 102K
代理商： MF3257-J9CATXX
MITSUBISHI MEMORY CARD
STATIC RAM CARDS
MITSUBISHI
ELECTRIC
7/14 Apr. 1999 Rev. 1.1
15. SWITCHING CHARACTERISTICS
Read Cycle
(Ta=0~55°C, VCC=5V±5%, unless otherwise noted)
Symbol
Parameter
Limits
Unit
Min.
150
Max.
tcR
t
a
(A)
t
a
(CE)
t
a
(OE)
t
dis
(CE)
t
dis
(OE)
t
en
(CE)
t
en
(OE)
t
V
(A)
Read cycle time
Address access time
Card enable access time
Output enable access time
Output disable time (from CE#)
Output disable time (from OE#)
Output enable time (from CE#)
Output enable time (from OE#)
Data valid time (after address change)
ns
ns
ns
ns
ns
ns
ns
ns
ns
150
150
75
75
75
5
5
0
16. TIMING REQUIREMENTS
Write Cycle
(Ta=0~55°C, Vcc=5V±5%, unless otherwise noted)
Symbol
Parameter
Limits
Unit
Min.
150
Max.
tcW
tw(WE)
tsu(A)
tsu(A-WEH)
tsu(CE-WEH)
t(D-WEH)
th(D)
trec(WE)
tdis(WE)
tdis(OE)
ten(WE)
ten(OE)
tsu(OE-WE)
th(OE-WE)
Write cycle time
Write pulse width
Address set up time
Address set up time with respect to WE# high
Card enable set up time with respect to WE# high
Data set up time with respect to WE# high
Data hold time
Write recovery time
Output disable time (from WE#)
Output disable time (from OE#)
Output enable time (from WE#)
Output enable time (from OE#)
OE# set up time with respect to WE# low
OE# hold time with respect to WE# high
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
80
20
100
100
50
20
20
75
75
5
5
10
10
相關(guān)PDF資料
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