¡ Semiconductor
MD56V62160/H
AC Characteristics
Note 1, 2
MD56V62160-10 MD56V62160-12 MD56V62160H-15
Parameter
Symbol
tCC
Unit Note
Min.
10
15
—
—
3
Max.
—
—
9
Min.
12
17.5
—
—
3
Max.
—
Min.
15
15
—
—
3
Max.
—
—
9
CL = 3
ns
ns
Clock Cycles Time
CL = 2
—
CL = 3
CL = 2
10
ns
ns
ns
ns
ns
ns
3, 4
3, 4
Access Time from
Clock
tAC
9
14
9
Clock "H" Pulse Time
Clock "L" Pulse Time
Input Setup Time
Input Hold Time
tCH
tCL
tSI
—
—
—
—
—
—
—
—
—
3
3
—
3
3
3
—
3
tHI
1
1.5
—
1
Output Low Impedance
Time from Clock
tOLZ
tOHZ
3
—
8
3
—
10
3
—
8
ns
ns
Output High Impedance
Time from Clock
—
—
—
Output Hold from Clock
RAS Cycle Time
tOH
tRC
3
—
—
—
105
—
—
3
115
45
70
35
24
—
—
—
105
—
—
3
105
30
70
30
15
—
—
—
105
—
—
ns
ns
ns
ns
ns
ns
3
90
30
60
30
15
RAS Precharge Time
RAS Active Time
tRP
tRAS
tRCD
tWR
RAS to CAS Delay Time
Write Recovery Time
RAS to RAS Bank Active
Delay Time
tRRD
20
—
24
—
24
—
ns
Refresh Time
tREF
—
64
—
3
—
tSI + 1 CLK
—
64
—
3
—
tSI + 1 CLK
—
64
—
3
ms
ns
Power-down Exit Set-up Time tPDE tSI + 1 CLK
Input Level Transition Time tT
CAS to CAS Delay Time (Min.) lCCD
—
ns
1
1
1
1
Cycle
Cycle
Clock Disable Time from CKE
lCKE
1
1
Data Output High Impedance
Time from UDQM, LDQM
lDOZ
2
0
0
2
3
2
2
2
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Data Input Mask Time from
UDQM, LDQM
lDOD
lDWD
lROH
lMRD
lOWD
0
0
2
3
2
0
0
2
3
2
Data Input Time from Write
Command
Data Output High Impedance
Time from Precharge Command
Active Command Input Time from Mode
Register Set Command Input (Min.)
Write Command Input Time
from Output
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