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MSM51V16805D Datasheet(PDF) 6 Page - OKI electronic componets

Part No. MSM51V16805D
Description  2,097,152-Word X 8-Bit DYNAMIC RAM : FAST PAGE MODE TYPE WITH EDO
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Maker  OKI [OKI electronic componets]
Homepage  http://www.oki.com
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MSM51V16805D Datasheet(HTML) 6 Page - OKI electronic componets

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¡ Semiconductor
MSM51V16805D/DSL
6/17
AC Characteristics (1/2)
Parameter
MSM51V16805
D/DSL-60
MSM51V16805
D/DSL-70
MSM51V16805
D/DSL-50
(VCC = 3.3 V ±0.3 V, Ta = 0°C to 70°C) Note 1, 2, 3, 12, 13
Random Read or Write Cycle Time
Read Modify Write Cycle Time
Fast Page Mode Cycle Time
Fast Page Mode Read Modify Write
Cycle Time
Access Time from RAS
Access Time from CAS
Access Time from Column Address
Access Time from CAS Precharge
CAS to Data Output Buffer Turn-off Delay Time
Transition Time
RAS Precharge Time
RAS Pulse Width
RAS Pulse Width (Fast Page Mode with EDO)
RAS Hold Time
CAS Pulse Width
CAS Hold Time
RAS to CAS Delay Time
RAS to Column Address Delay Time
CAS to RAS Precharge Time
Row Address Set-up Time
Row Address Hold Time
Column Address Set-up Time
Column Address Hold Time
Column Address to RAS Lead Time
Access Time from OE
OE to Data Output Buffer Turn-off Delay Time
Refresh Period
RAS Hold Time referenced to OE
Unit
Min.
Max.
Min.
Max.
RAS Hold Time from CAS Precharge
Symbol
tRC
tRWC
tHPC
tHPRWC
tRAC
tCAC
tAA
tCPA
tCEZ
tT
tRP
tRAS
tRASP
tRSH
tCAS
tCSH
tRCD
tRAD
tCRP
tASR
tRAH
tASC
tCAH
tRAL
tOEA
tOEZ
tREF
tROH
tRHCP
Note
Min.
Max.
Output Low Impedance Time from CAS
tCLZ
CAS Precharge Time (Fast Page Mode with EDO) tCP
4, 5, 6
4, 5
4, 6
4
7, 8
5
6
4
7
4
3
14
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ns
ns
84
110
20
58
0
0
1
30
50
50
7
7
7
35
11
9
5
0
7
0
7
25
0
7
30
50
13
25
30
13
50
10,000
100,000
10,000
37
25
13
13
64
124
160
30
78
0
0
1
50
70
70
13
10
13
45
14
12
5
0
10
0
13
35
0
13
40
70
20
35
40
20
50
10,000
100,000
10,000
50
35
20
20
64
104
135
25
68
0
0
1
40
60
60
10
10
10
40
14
12
5
0
10
0
10
30
0
10
35
60
15
30
35
15
50
10,000
100,000
10,000
45
30
15
15
64
Refresh Period (SL version)
tREF
ms
128
128
128
Data Output Hold After CAS Low
WE to Data Output Buffer Turn-off Delay Time
RAS to Data Output Buffer Turn-off Delay Time
tDOH
tWEZ
tREZ
7, 8
7
ns
ns
ns
5—
5
5—
OE Hold Time from CAS (DQ Disable)
tCHO
ns
5—
5
5—
0
0
13
13
0
0
20
20
0
0
15
15


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