FEDD51V16405F-02
1
Semiconductor
MSM51V16405F
AC CHARACTERISTICS (1/3)
(V
CC
= 3.3V
±
0.3V, Ta = 0 to 70°C) Note1,2,3,12,13
Parameter
MSM51V16405
F-50
Symbol
Min.
Random Read or Write Cycle Time
Read Modify Write Cycle Time
Fast Page Mode Cycle Time
t
RC
t
RWC
t
HPC
84
110
20
58
0
5
0
0
0
0
1
30
50
50
7
7
7
7
35
Max.
50
13
25
30
13
13
13
13
13
50
64
10,000
100,000
10,000
MSM51V16405
F-60
Min.
104
135
25
68
0
5
0
0
0
0
1
40
60
60
10
10
10
10
40
Max.
60
15
30
35
15
15
15
15
15
50
64
10,000
100,000
10,000
MSM51V16405
F-70
Min.
124
160
30
78
0
5
0
0
0
0
1
50
70
70
13
13
10
13
45
Max.
70
20
35
40
20
20
20
20
20
50
64
10,000
100,000
10,000
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ns
ns
ns
ns
ns
ns
ns
ns
7,8
7,8
7
7
3
4, 5, 6
4,5
4,6
4
4
4
Unit
Note
Fast Page Mode Read Modify Write
t
HPRWC
Cycle Time
Access Time from
RAS
Access Time from
CAS
Access Time from Column Address
Access Time from
CAS
Precharge
Access Time from
OE
Output Low Impedance Time from
CAS
Data Output Hold After
CAS
Low
CAS
to Data Output Buffer Turn-
off Delay Time
RAS
to Data Output Buffer Turn-
off Delay Time
OE
to Data Output Buffer Turn-off
Delay Time
WE
to Data Output Buffer Turn-
off Delay Time
Transition Time
Refresh Period
RAS
Precharge Time
RAS
Pulse Width
RAS
Pulse Width
(Fast Page Mode with EDO)
RAS
Hold Time
RAS
Hold Time referenced to
OE
CAS
Precharge Time
(Fast Page Mode with EDO)
CAS
Pulse Width
CAS
Hold Time
t
RAC
t
CAC
t
AA
t
CPA
t
OEA
t
CLZ
t
DOH
t
CEZ
t
REZ
t
OEZ
t
WEZ
t
T
t
REF
t
RP
t
RAS
t
RASP
t
RSH
t
ROH
t
CP
t
CAS
t
CSH
6/18
OKI [ OKI ELECTRONIC COMPONETS ]
