MD56V62320 データシートの表示（PDF） - Oki Electric Industry
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MD56V62320 Datasheet PDF : 30 Pages
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¡ Semiconductor
MD56V62320
AC Characteristics
Parameter
Symbol
Clock Cycles Time
CL = 3
CL = 2 tCC
Access Time from Clock
CL = 3
tAC
CL = 2
Clock "H" Pulse Time
tCH
Clock "L" Pulse Time
tCL
Input Setup Time
tSI
Input Hold Time
tHI
Output Low Impedance Time from Clock
tOLZ
Output High Impedance Time from Clock
tOHZ
Output Hold from Clock
tOH
RAS Cycle Time
tRC
RAS Precharge Time
tRP
RAS Active Time
tRAS
RAS to CAS Delay Time
tRCD
Write Recovery Time
tWR
Write Command Input Time from Output
lOWD
RAS to RAS Bank Active Delay Time
tRRD
Refresh Time
tREF
Power-down Exit Set-up Time
tPDE
Input Level Transition Time
tT
CAS to CAS Delay Time (Min.)
lCCD
Clock Disable Time from CKE
lCKE
Data Output High Impedance Time from DQM
lDOZ
Data Input Mask Time from DQM
lDOD
Data Input Time from Write Command
lDWD
Data Output High Impedance Time from
Precharge Command
lROH
Active Command Input Time from Mode
Register Set Command Input (Min.)
lMRD
MD56V62320-10
Min.
Max.
10
—
15
—
—
9
—
9
3
—
3
—
3
—
1
—
3
—
—
8
3
—
90
—
30
—
60
105
30
—
15
—
2
—
20
—
—
64
tSI + 1 CLK
—
—
3
1
1
2
0
0
2
3
Note 1, 2
Unit Note
ns
ns
ns 3, 4
ns 3, 4
ns
ns
ns
ns
ns
ns
ns 3
ns
ns
ns
ns
ns
Cycle
ns
ms
ns
ns
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
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