HM5117805 データシートの表示（PDF） - Elpida Memory, Inc
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HM5117805 Datasheet PDF : 32 Pages
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HM5117805 Series
Read Cycle
HM5117805
-5
-6
Parameter
Symbol Min Max Min
Access time from RAS
t RAC
Access time from CAS
t CAC
Access time from address
t AA
Access time from OE
t OEA
Read command setup time
t RCS
Read command hold time to CAS tRCH
Read command hold time from RAS tRCHR
Read command hold time to RAS tRRH
Column address to RAS lead time tRAL
Column address to CAS lead time tCAL
CAS to output in low-Z
t CLZ
Output data hold time
t OH
Output data hold time from OE
t OHO
Output buffer turn-off time
t OFF
Output buffer turn-off to OE
t OEZ
CAS to Din delay time
t CDD
Output data hold time from RAS tOHR
Output buffer turn-off to RAS
t OFR
Output buffer turn-off to WE
t WEZ
WE to Din delay time
t WED
RAS to Din delay time
t RDD
RAS next CAS delay time
t RNCD
— 50 —
— 13 —
— 25 —
— 13 —
0
—0
0
—0
50 — 60
0
—0
25 — 30
15 — 18
0
—0
3
—3
3
—3
— 13 —
— 13 —
13 — 15
3
—3
— 13 —
— 13 —
13 — 15
13 — 15
50 — 60
-7
Max Min
60 —
15 —
30 —
15 —
—0
—0
— 70
—0
— 35
— 23
—0
—3
—3
15 —
15 —
— 18
—3
15 —
15 —
— 18
— 18
— 70
Max Unit
70 ns
18 ns
35 ns
18 ns
— ns
— ns
— ns
— ns
— ns
— ns
— ns
— ns
— ns
15 ns
15 ns
— ns
— ns
15 ns
15 ns
— ns
— ns
— ns
Notes
8, 9
9, 10, 17
9, 11, 17
9
12
12
20
13, 20
13
5
20
20
Data Sheet E0156H10
9
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