2.3.AC Characteristics
VCC=5.0V±10%
Parameter
Enable Cycle Time
Symbol
Conditions
Fig.1, 2
Fig.1, 2
Fig.1, 2
Fig.1, 2
Fig.1, 2
Fig.1
Min.
500
230
–
Max.
Units
ns
t
CYC
–
–
Enable Pulse Width
Enable Rise/Fall Time
Address Setup Time
Address Hold Time
PWEH
ns
t
Er, tEf
20
–
ns
t
t
AS
40
10
80
10
–
ns
AH
–
ns
Write Data Setup Time
Write Data Hold Time
Read Data Delay Time
Read Data Hold Time
t
DSW
–
ns
t
DHW
Fig.1
–
ns
t
DDR
DHR
Fig.2
160
–
ns
t
Fig.2
5
ns
V
V
IH
IH
RS
R/W
V
IL
V
IL
tAS
tAH
V
IL
V
IL
PW
EH
tEr
tEf
V
IH
V
IH
E
V
IL
V
IL
V
IL
tDSW
tDHW
V
V
IH
IH
DB0~DB7
Valid Data
V
IL
V
IL
tCYC
Fig.1 Write Operation Timing
V
V
IH
IH
RS
R/W
V
IL
V
IL
tAS
tAH
V
IH
V
IH
PW
EH
tEr
tEf
V
IH
V
IH
E
V
IL
V
IL
V
IL
tDDR
tDHR
V
OH
V
OH
DB0~DB7
Valid Data
V
OL
V
OL
tCYC
Fig.2 Read Operation Timing
DMC16230NY–LY (AV) No.98-0110
OPTREX
OPTREX CORPORATION
Page 4/15
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