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 (2/2)
(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.
Column Address Hold Time
tAHLW 55 — 65 — 75 — ns
Last Write to Column Address Delay Time tLWAD 20 25 20 30 20 35 ns 7
Read Command Set-up Time
tRCS
0
—
0
—
0
— ns
Read Command Hold Time
tRCH
0
—
0
—
0
— ns 9
Read Command Hold Time referenced to RAS tRRH 0
—
0
—
0
— ns 9
Write Command Set-up Time
tWCS 0
—
0
—
0
— ns 10
Write Command Hold Time
Write Command Hold Time from RAS
tWCH 10 — 10 — 15 — ns
tWCR 45 — 50 — 60 — ns
Write Command Pulse Width
tWP 10 — 10 — 15 — ns
Write Invalid Time
tWI 10 — 10 — 10 — ns
Write Command Hold Time (DOUT Disable) tWH 0
—
0
—
0
— ns 10
Write Command to RAS Lead Time
tRWL 15 — 20 — 20 — ns
Write Command to CS Lead Time
tCWL 15 — 20 — 20 — ns
Data-in Set-up Time
tDS
0
—
0
—
0
— ns 11
Data-in Hold Time
tDH 15 — 15 — 15 — ns 11
Data-in Hold Time from RAS
tDHR 50 — 55 — 60 — ns
CS to WE Delay Time
tCWD 15 — 20 — 20 — ns 10
Column Address to WE Delay Time
tAWD 30 — 35 — 40 — ns 10
RAS to WE Delay Time
tRWD 60 — 70 — 80 — ns 10
CS Active Delay Time from RAS Precharge tRPC 10 — 10 — 10 — ns
RAS to CS Set-up Time (CS before RAS) tCSR 5
—
5
—
5
— ns
RAS to CS Hold Time (CS before RAS)
tCHR 10
—
10
—
10
— ns
WE to RAS Precharge Time (CS before RAS) tWRP 10 — 10 — 10 — ns
WE Hold Time from RAS (CS before RAS) tWRH 10 — 10 — 10 — ns
RAS to WE Set-up Time (Test Mode)
tWTS 10 — 10 — 10 — ns
RAS to WE Hold Time (Test Mode)
tWTH 10 — 10 — 10 — ns
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