Datasheet

16 頁,共 29
12.Timing Characteristics
12.1 Write Operation
Ta=25, VDD=5.0V
Item Symbol Min Typ Max Unit
Enable cycle time T
C
1200
ns
Enable pulse width
T
PW
140
ns
Enable rise/fall time
T
R
,T
F
25 ns
Address set-up time (RS, R/W to E) t
AS
0
ns
Address hold time t
AH
10
ns
Data set-up time t
DSW
40
ns
Data hold time t
H
10
ns