MSM514260ESL-70 データシートの表示（PDF） - Oki Electric Industry
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MSM514260ESL-70 Datasheet PDF : 14 Pages
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PEDD514260ESL-01
MSM514260E/ESL
AC Characteristic (1/2)
(VCC = 5V ± 10%, Ta = 0°C to 70°C) Note1,2,3
Parameter
Symbol
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
Refresh Period (SL version)
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
tRC
tRWC
tPC
tPRWC
tRAC
tCAC
tAA
tCPA
tOEA
tCLZ
tOFF
tOEZ
tT
tREF
tREF
tRP
tRAS
tRASP
tRSH
tROH
tCP
tCAS
tCSH
tCRP
tRHCP
tRCD
tRAD
tASR
tRAH
tASC
tCAH
MSM514260
E/ESL-60
Min.
110
155
40
85
0
0
0
Max.
60
15
30
35
15
15
15
3
50
8
128
40
60 10,000
60 100,000
15
15
10
15 10,000
60
5
35
20
45
15
30
0
10
0
10
MSM514260
E/ESL-70 Unit Note
Min. Max.
130
ns
185
ns
45
ns
100
ns
70 ns 4,5,6
20 ns 4,5
35 ns 4,6
40 ns 4,12
20 ns 4
0
ns 4
0
15 ns 7
0
15 ns 7
3
50 ns 3
8 ms
128 ms 15
50
ns
70 10,000 ns
70 100,000 ns
20
ns
20
ns
10
ns 14
20 10,000 ns
70
ns
5
ns 12
40
ns 12
20
50 ns 5
15
35 ns 6
0
ns
10
ns
0
ns 11
15
ns 11
6/14
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