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AC Characteristics (2/2)
MSM511000C/CL
(V
CC
= 5 V ±10%, Ta = 0°C to 70°C) Note 1, 2, 3
Parameter
Read Command Set-up Time
Read Command Hold Time
Write Command Set-up Time
Write Command Hold Time
Write Command Hold Time from
RAS
Write Command Pulse Width
Write Command to
RAS
Lead Time
Write Command to
CAS
Lead Time
Data-in Set-up Time
Data-in Hold Time
Data-in Hold Time from
RAS
CAS
to
WE
Delay Time
Column Address to
WE
Delay Time
RAS
to
WE
Delay Time
CAS
Precharge
WE
Delay Time
MSM511000 MSM511000 MSM511000 MSM511000
C/CL-50
C/CL-60
C/CL-70
Unit Note
Symbol
C/CL-45
Min. Max. Min. Max. Min. Max. Min. Max.
t
RCS
t
RCH
t
WCS
t
WCH
t
WCR
t
WP
t
RWL
t
CWL
t
DS
t
DH
t
DHR
t
CWD
t
AWD
t
RWD
t
CPWD
0
0
0
0
10
35
10
14
14
0
12
35
14
24
45
33
0
10
25
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
0
0
0
10
40
10
14
14
0
13
40
14
26
50
35
0
10
25
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
0
0
0
10
50
10
15
15
0
15
50
15
30
60
40
0
10
30
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
0
0
0
15
55
15
20
20
0
15
55
20
35
70
45
0
10
30
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
9
9
9
9
10
10
8
8
9
Read Command Hold Time referenced to
RAS
t
RRH
CAS
Active Delay Time from
RAS
Precharge t
RPC
RAS
to
CAS
Set-up Time (CAS before
RAS)
t
CSR
RAS
to
CAS
Hold Time (CAS before
RAS)
t
CHR
7/15
OKI [ OKI ELECTRONIC COMPONETS ]
