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MSC23Q43657D-XXBS9 Datasheet(PDF) 7 Page - OKI electronic componets

Part No. MSC23Q43657D-XXBS9
Description  4,194,304-word x 36-bit DYNAMIC RAM MODULE : FAST PAGE MODE TYPE WITH EDO
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Maker  OKI [OKI electronic componets]
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MSC23Q43657D-XXBS9 Datasheet(HTML) 7 Page - OKI electronic componets

   
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Semiconductor
MSC23Q43657D
7/9
AC Characteristics (1/2)
(VCC = 5V ±10%, Ta = 0°C to 70°C) Note: 1, 2, 3, 10, 11
-60
-70
Parameter
Symbol
Min.
Max.
Min.
Max.
Unit
Note
Random Read or Write Cycle Time
tRC
104
124
ns
Fast Page Mode Cycle Time
tHPC
25
30
ns
Access Time from /RAS
tRAC
60
70
ns
4, 5, 6
Access Time from /CAS
tCAC
15
20
ns
4, 5
Access Time from Column Address
tAA
30
35
ns
4, 6
Access Time from /CAS Precharge
tCPA
35
40
ns
4
Output Low Impedance Time from /CAS
tCLZ
0
0
ns
4
Data Output Hold After /CAS Low
tDOH
5
5
ns
/CAS to Data Output Buffer Turn-off Delay Time
tCEZ
0
15
0
20
ns
7, 8
/RAS to Data Output Buffer Turn-off Delay Time
tREZ
0
15
0
20
ns
7, 8
/WE to Data Output Buffer Turn-off Delay Time
tWEZ
0
15
0
20
ns
7
Transition Time
tT
1
50
1
50
ns
3
Refresh Period
tREF
32
32
ms
/RAS Precharge Time
tRP
40
50
ns
/RAS Pulse Width
tRAS
60
10K
70
10K
ns
/RAS Pulse Width (Fast Page Mode)
tRASP
60
100K
70
100K
ns
/RAS Hold Time
tRSH
10
13
ns
/CAS Precharge Time (Fast Page Mode)
tCP
10
10
ns
/CAS Pulse Width
tCAS
10
10K
13
10K
ns
/CAS Hold Time
tCSH
40
45
ns
/CAS to /RAS Precharge Time
tCRP
5
5
ns
/RAS Hold Time from /CAS Precharge
tRHCP
35
40
ns
/RAS to /CAS Delay Time
tRCD
14
45
14
50
ns
5
/RAS to Column Address Delay Time
tRAD
12
30
12
35
ns
6
Row Address Set-up Time
tASR
0
0
ns
Row Address Hold Time
tRAH
10
13
ns
Column Address Set-up Time
tASC
0
0
ns
Column Address Hold Time
tCAH
10
13
ns
Column Address to /RAS Lead Time
tRAL
30
35
ns
Read Command Set-up Time
tRCS
0
0
ns
Read Command Hold Time
tRCH
0
0
ns
9
Read Command Hold Time referenced to /RAS
tRRH
0
0
ns
9


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