MSM514102D データシートの表示（PDF） - Oki Electric Industry
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MSM514102D Datasheet PDF : 18 Pages
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¡ Semiconductor
MSM514102D/DL
AC Characteristics (1/2)
(VCC = 5 V ±10%, Ta = 0°C to 70°C) Note 1, 2, 3, 12, 13
Parameter
MSM514102 MSM514102 MSM514102
Symbol D/DL-60
D/DL-70
D/DL-80 Unit Note
Min. Max. Min. Max. Min. Max.
Random Read or Write Cycle Time
tRC 110 — 130 — 150 — ns
Read Modify Write Cycle Time
tRWC 130 — 155 — 175 — ns
Static Column Mode Cycle Time
tSC 35 — 40 — 45 — ns
Static Column Mode Read Modify Write
Cycle Time
tSRWC 60 — 70 — 80 — ns
Access Time from RAS
Access Time from CS
tRAC — 60 — 70 — 80 ns 4, 5, 6
tCAC — 15 — 20 — 20 ns 4, 5
Access Time from Column Address
Access Time from Last Write
Output Enable Time referenced to WE
Output Low Impedance Time from CS
Data Output Hold Time referenced to
Column Address
tAA — 30 — 35 — 40 ns 4, 6, 7
tALW — 55 — 65 — 75 ns 4, 7
tOW — 15 — 20 — 20 ns 4
tCLZ
0
—
0
—
0
— ns 4
tAOH 5
—
5
—
5
— ns
Data Output Hold Time from WE
tWOH 0
—
0
—
0
— ns
CS to Data Output Buffer Turn-off Delay Time tOFF 0
15
0
20
0
20 ns 8
Transition Time
tT
3
50
3
50
3
50 ns 3
Refresh Period
tREF — 16 — 16 — 16 ms
Refresh Period (L-version)
tREF — 128 — 128 — 128 ms
RAS Precharge Time
tRP 40 — 50 — 60 — ns
RAS Pulse Width
tRAS 60 10,000 70 10,000 80 10,000 ns
RAS Pulse Width (Static Column Mode) tRASC 60 100,000 70 100,000 80 100,000 ns
RAS Hold Time
tRSH 15 — 20 — 20 — ns
CS Precharge Time (Static Column Mode) tCP 10 — 10 — 10 — ns
CS Pulse Width
tCS 15 10,000 20 10,000 20 10,000 ns
CS Hold Time
tCSH 60 — 70 — 80 — ns
CS to RAS Precharge Time
tCRP
5
—
5
—
5
— ns
RAS to CS Delay Time
tRCD 20 45 20 50 20 60 ns 5
RAS to Column Address Delay Time
tRAD 15 30 15 35 15 40 ns 6
Row Address Set-up Time
tASR
0
—
0
—
0
— ns
Row Address Hold Time
tRAH 10 — 10 — 10 — ns
Column Address Set-up Time
tASC
0
—
0
—
0
— ns
Column Address Hold Time
Column Address Hold Time from RAS
(Write Cycle)
tCAH 15 — 15 — 15 — ns
tAWR 50 — 55 — 60 — ns
Column Address Hold Time from RAS
Column Address to RAS Lead Time
Column Address Hold Time from RAS
Precharge
tAR 75 — 85 — 95 — ns
tRAL 30 — 35 — 40 — ns
tAH 10 — 10 — 10 — ns
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