參數(shù)資料
型號(hào): MF3257-LCDATXX
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(chǔ)器卡
文件頁(yè)數(shù): 9/14頁(yè)
文件大小: 101K
代理商: MF3257-LCDATXX
MITSUBISHI MEMORY CARD
STATIC RAM CARDS
MITSUBISHI
ELECTRIC
9/14 Apr. 1999 Rev. 1.2
Write Cycle
(CE# control)
OE#=“H” level
REG#=“H” level
17. SWITCHING CHARACTERISTICS (Attribute)
Read Cycle
(Ta=0~55°C, Vcc=4.5~5.25V, unless otherwise noted)
Symbol
Parameter
Limits
Unit
Min.
300
Max.
tcRR
ta(A)R
ta(CE)R
ta(OE)R
tdis(CE)R
tdis(OE)R
ten(CE)R
ten(OE)R
tV(A)R
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
300
300
150
100
100
5
5
0
t
C
W
t
SU
(CE-WEH)
V
IH
V
IL
An
CE#
V
IH
V
IL
Dm
(D
IN
)
V
IH
V
IL
V
IL
WE#
V
IH
t
SU
(A)
t
rec
(WE)
t
h
(D)
t(D-WEH)
DATA INPUT STABLE
Hi-Z
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