MSM51V4400E Просмотр технического описания (PDF) - Oki Electric Industry
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MSM51V4400E Datasheet PDF : 14 Pages
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FEDD51V4400E-01
MSM51V4400E
AC Characteristic (2/2)
(Vcc = 3.3V ± 0.3V, Ta = − 10°C to 70°C) Note1,2,3,11,12
Parameter
Symbol
Column Address Hold Time
Column Address to RAS Lead Time
Read Command Set-up Time
Read Command Hold Time
Read Command Hold Time referenced
to RAS
tCAH
tRAL
tRCS
tRCH
tRRH
MSM51V4400
E-70
Min. Max.
15
35
0
0
0
MSM51V4400
E-10
Min. Max.
20
50
0
0
0
unit Note
ns
ns
ns
ns
8
ns
8
Write Command Set-up Time
tWCS
0
0
ns
9
Write Command Hold Time
tWCH
10
15
ns
Write Command Pulse Width
tWP
10
15
ns
OE Command Hold Time
tOEH
20
25
ns
Write Command to RAS Lead Time
tRWL
20
25
ns
Write Command to CAS Lead Time
tCWL
20
25
ns
Data-in Set-up Time
tDS
0
0
ns
10
Data-in Hold Time
tDH
15
20
ns
10
OE to Data-in Delay Time
tOED
20
25
ns
CAS to WE Delay Time
tCWD
45
55
ns
9
Column Address to WE Delay Time
tAWD
60
85
ns
9
RAS to WE Delay Time
tRWD
100
130
ns
9
CAS Precharge WE Delay Time
tCPWD
70
80
ns
9
CAS Active Delay Time from RAS
Precharge
tRPC
5
5
ns
RAS to CAS Set-up Time
(CAS before RAS)
tCSR
5
5
ns
RAS to CAS Hold Time
(CAS before RAS)
tCHR
10
10
ns
WE to RAS Precharge time
(CAS before RAS)
WE Hold Time (CAS before RAS)
WE Set-up Time (Test mode)
WE Hold Time (Test mode)
tWRP
10
10
ns
tWRH
10
10
ns
tWTS
10
10
ns
tWRH
10
10
ns
7/14
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