MC-4516CD641ES 데이터 시트보기 (PDF) - NEC => Renesas Technology
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MC-4516CD641ES Datasheet PDF : 16 Pages
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MC-4516CD641ES, 4516CD641PS
Asynchronous Characteristics
Parameter
Symbol
-A 80
-A 10
Unit
MIN.
MAX.
MIN.
MAX.
ACT to REF/ACT command period (Operation)
REF to REF/ACT command period (Refresh)
ACT to PRE command period
PRE to ACT command period
Delay time ACT to READ/WRITE command
ACT(one) to ACT(another) command period
Data-in to PRE command period
Data-in to ACT(REF) command
/CAS latency = 3
period (Auto precharge)
/CAS latency = 2
Mode register set cycle time
Transition time
Refresh time (4,096 refresh cycles)
tRC
tRC1
tRAS
tRP
tRCD
tRRD
tDPL
tDAL3
tDAL2
tRSC
tT
tREF
70
70
70
78
48
120,000
50
120,000
20
20
20
20
16
20
8
10
1CLK+20
1CLK+20
1CLK+20
1CLK+20
2
2
0.5
30
1
30
64
64
ns
ns
ns
ns
ns
ns
ns
ns
ns
CLK
ns
ms
Note
Data Sheet M14014EJ5V0DS00
9
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