MSM514100D Просмотр технического описания (PDF) - Oki Electric Industry
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MSM514100D Datasheet PDF : 17 Pages
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¡ Semiconductor
MSM514100D/DL
AC Characteristics (2/2)
(VCC = 5 V ±10%, Ta = 0°C to 70°C) Note 1, 2, 3, 11, 12
Parameter
MSM514100 MSM514100 MSM514100
Symbol D/DL-50
D/DL-60
D/DL-70 Unit Note
Min. Max. Min. Max. Min. Max.
Read Command Set-up Time
tRCS
0
—
0
—
0
— ns
Read Command Hold Time
tRCH
0
—
0
—
0
— ns 8
Read Command Hold Time referenced to RAS tRRH 0
—
0
—
0
— ns 8
Write Command Set-up Time
tWCS 0
—
0
—
0
— ns 9
Write Command Hold Time
Write Command Hold Time from RAS
tWCH 10 — 10 — 10 — ns
tWCR 40 — 45 — 50 — ns
Write Command Pulse Width
Write Command to RAS Lead Time
Write Command to CAS Lead Time
tWP 10 — 10 — 10 — ns
tRWL 13 — 15 — 20 — ns
tCWL 13 — 15 — 20 — ns
Data-in Set-up Time
tDS
0
—
0
—
0
— ns 10
Data-in Hold Time
tDH 10 — 15 — 15 — ns 10
Data-in Hold Time from RAS
tDHR 45 — 50 — 55 — ns
CAS to WE Delay Time
tCWD 13 — 15 — 20 — ns 9
Column Address to WE Delay Time
tAWD 25 — 30 — 35 — ns 9
RAS to WE Delay Time
tRWD 50 — 60 — 70 — ns 9
CAS Precharge WE Delay Time
tCPWD 30 — 35 — 40 — ns 9
CAS Active Delay Time from RAS Precharge tRPC 10 — 10 — 10 — ns
RAS to CAS Set-up Time (CAS before RAS) tCSR 5
—
5
—
5
— ns
RAS to CAS Hold Time (CAS before RAS) tCHR 10 — 10 — 10 — ns
WE to RAS Precharge Time (CAS before RAS) tWRP 10 — 10 — 10 — ns
WE Hold Time from RAS (CAS 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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