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Read Cycle
Symbol
Parameter
Access Time from RAS
Access Time from CAS
Access Time from Address
Access Time from OE
Read Command Setup Time
Read Command Hold Time to CAS
Read Command Hold Time to RAS
Column Address to RAS Lead Time
Column Address to CAS Lead Time
Output Buffer Turn-off Time
Output Buffer Turn-off Time to OE
CAS to D
IN
Delay Time
RAS to D
IN
Delay Time
WE to D
IN
Delay Time
OE Pulse width
Output Buffer Turn-off Time to RAS
Output Buffer Turn-off Time to WE
Output Data Hold Time
Output Data Hold Time form RAS
Read Command Hold Time from
GM71C4403
C-60
GM71C4403
C-70
GM71C4403C
GM71C4403
C-80
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note
2,3,17
3, 4, 13,
17
3, 5, 13,
17
Min Max Min Max Min Max
-
-
-
-
0
0
0
30
18
-
-
15
15
15
15
-
-
60
15
30
15
-
-
-
-
-
15
15
-
-
-
-
15
15
-
-
-
-
0
0
0
35
23
-
-
18
18
18
18
-
-
70
18
35
18
-
-
-
-
-
15
15
-
-
-
-
15
15
-
-
-
-
0
0
0
40
28
-
-
20
20
20
20
80
20
40
20
-
-
-
-
-
15
15
-
-
-
-
15
15
t
RAC
t
CAC
t
AA
t
OAC
t
RCS
t
RCH
t
RRH
t
RAL
t
CAL
t
OFF
t
OEZ
t
CDD
t
RDD
t
WDD
t
OEP
t
OFR
t
WEZ
t
OH
t
OHR
t
RCHR
3,17
18
18
6,21
6
-
-
5
5
80
6,21
6
5
5
60
-
-
-
5
5
70
-
-
-
-
-
-
RAS
5
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