參數(shù)資料
型號: HM51W18165LJ-7
廠商: Hitachi,Ltd.
英文描述: 16 M EDO DRAM (1-Mword 16-bit) 4 k Refresh/1 k Refresh
中文描述: 16米EDO公司的DRAM(1 - Mword 16位)4畝刷新/ 1畝刷新
文件頁數(shù): 12/36頁
文件大?。?/td> 461K
代理商: HM51W18165LJ-7
HM51W16165 Series, HM51W18165 Series
12
Read Cycle
HM51W16165/HM51W18165
-5
-6
-7
Parameter
Access time from
RAS
Access time from
CAS
Symbol
Min
Max
Min
Max
Min
Max
Unit
Notes
t
RAC
t
CAC
t
AA
t
OEA
t
RCS
t
RCH
t
RCHR
50
60
70
ns
8, 9
13
15
18
ns
9, 10, 17
Access time from address
Access time from
OE
25
30
35
ns
9, 11, 17
13
15
18
ns
9
Read command setup time
Read command hold time to
CAS
0
0
0
ns
21
0
0
0
ns
12, 22
Read command hold time from
RAS
Read command hold time to
RAS
Column address to
RAS
lead time
Column address to
CAS
lead time
CAS
to output in low-Z
50
60
70
ns
t
RRH
t
RAL
t
CAL
t
CLZ
t
OH
t
OHO
t
OFF
t
OEZ
t
CDD
t
OHR
t
OFR
t
WEZ
t
WED
t
RDD
t
RNCD
0
0
0
ns
12
25
30
35
ns
15
18
23
ns
0
0
0
ns
Output data hold time
Output data hold time from
OE
3
3
3
ns
27
3
3
3
ns
Output buffer turn-off time
Output buffer turn-off to
OE
CAS
to Din delay time
Output data hold time from
RAS
Output buffer turn-off to
RAS
Output buffer turn-off to
WE
WE
to Din delay time
RAS
to Din delay time
RAS
next
CAS
delay time
13
15
15
ns
13, 27
13
15
15
ns
13
13
15
18
ns
5
3
3
3
ns
27
13
15
15
ns
27
13
15
15
ns
13
15
18
ns
13
15
18
ns
50
60
70
ns
This Material Copyrighted By Its Respective Manufacturer
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