MSC23237D-60DS18 View Datasheet(PDF) - Oki Electric Industry
Part Name
Description
Manufacturer
MSC23237D-60DS18
Oki Electric Industry
MSC23237D-60DS18 Datasheet PDF : 9 Pages
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Semiconductor
AC Characteristics (1/2)
Parameter
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
Access Time from /OE
Output Low Impedance Time from /CAS
/CAS to Data Output Buffer Turn-off Delay Time
/OE to Data Output Buffer Turn-off Delay Time
Transition Time
Refresh Period
/RAS Precharge Time
/RAS Pulse Width
/RAS Pulse Width (Fast Page Mode)
/RAS Hold Time
/RAS Hold Time referenced to /OE
/CAS Precharge Time (Fast Page Mode)
/CAS Pulse Width
/CAS Hold Time
/CAS to /RAS Precharge Time
/RAS Hold Time from /CAS Precharge
/RAS to /CAS Delay Time
/RAS to Column Address Delay Time
Row Address Set-up Time
Row Address Hold Time
Column Address Set-up Time
Column Address Hold Time
Column Address Hold Time from /RAS
Column Address to /RAS Lead Time
MSC23237D
(VCC = 5V ± 10%, Ta = 0°C to +70°C ) Note: 1, 2, 3, 11, 12
Symbol
MSC23237D
-60BS18/DS18
MSC23237D
-70BS18/DS18
Unit
Note
Min. Max. Min. Max.
tRC
110
-
130
-
ns
tRW C
150
-
180
-
ns
tPC
40
-
45
-
ns
t PRW C
80
-
95
-
ns
tRAC
-
60
-
70
ns 4, 5, 6
tCAC
-
15
-
20
ns 4, 5
tAA
-
30
-
35
ns 4, 6
tCPA
-
35
-
40
ns 4
tOEA
-
15
-
20
ns 4
tCLZ
0
-
0
-
ns 4
tOFF
0
15
0
20
ns 7
tOEZ
0
15
0
20
ns 7
tT
3
50
3
50
ns 3
tREF
-
16
-
16
ms
tRP
40
-
50
-
ns
tRAS
60
10K
70
10K
ns
tRASP
60
100K
70
100K
ns
tRSH
15
-
20
-
ns
tROH
15
-
20
-
ns
tCP
10
-
10
-
ns
tCAS
15
10K
20
10K
ns
tCSH
60
-
70
-
ns
tCRP
5
-
5
-
ns
tRHCP
35
-
40
-
ns
tRCD
20
45
20
50
ns 5
tRAD
15
30
15
35
ns 6
tASR
0
-
0
-
ns
tRAH
10
-
10
-
ns
tASC
0
-
0
-
ns
tCAH
15
-
15
-
ns
tAR
50
-
55
-
ns
tRAL
30
-
35
-
ns
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