AG-12864E 查看數據表（PDF） - Zettler Electronics
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AG-12864E Datasheet PDF : 17 Pages
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8 TIMING CHARACTERISTICS
8.1 WRITING OPERATION
ITEM
SYMBOL MIN
ENABLE CYCLE TIME
tCYCLE 1.0
ENABLE PULSE HIGH LEVEL PWEH 450
WIDTH
LOW LEVEL PWEL 450
ENABLE RISE & FALL TIME tER,tEF
-
ADDRESS SET-UP TIME
tAs
140
ADDRESS HOLD TIME
tAH
10
DATA SET-UP TIME
tDSW 200
DATA HOLD TIME
tDHW
10
TYP MAX UNIT
-
-
us
-
-
ns
-
-
ns
-
25
ns
-
-
ns
-
-
ns
-
-
ns
-
-
ns
tCYCLE
E
PWEL
PWEH
tER
tEF
R/W
tAS
tAH
tAS
CS,D/I
DB0 – DB7
tDSW
tDHW
Date : 2003/6/18
AMPIRE CO., LTD.
9
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