參數(shù)資料
型號: HB56S864ESN-7
元件分類: DRAM
英文描述: 8M X 64 EDO DRAM MODULE, 70 ns, DMA168
封裝: DIMM-168
文件頁數(shù): 8/34頁
文件大?。?/td> 338K
代理商: HB56S864ESN-7
HB56S872ESN Series, HB56S864ESN Series
16
Read Cycle
60 ns
70 ns
Parameter
Symbol
Min
Max
Min
Max
Unit
Notes
Access time from
RAS
t
RAC
60
70
ns
8, 9
Access time from
CAS
t
CAC
15
18
ns
9, 10, 17
Access time from address
t
AA
30
35
ns
9, 11, 17
Access time from
OE
t
OEA
15
18
ns
9, 21
Read command setup time
t
RCS
0—
ns
Read command hold time to
CAS
t
RCH
0—
ns
12
Read command hold time from
RAS
t
RCHR
60
70
ns
Read command hold time to
RAS
t
RRH
5—
ns
12
Column address to
RAS lead time
t
RAL
30
35
ns
Column address to
CAS lead time
t
CAL
18
23
ns
CAS to output in low-Z
t
CLZ
0—
ns
Output data hold time
t
OH
3—
ns
22
Output data hold time from
OE
t
OHO
3—
ns
Output buffer turn-off time
t
OFF
15
15
ns
13, 22
Output buffer turn-off to
OE
t
OEZ
15
15
ns
13
CAS to Din delay time
t
CDD
15
18
ns
5
Output data hold time from
RAS
t
OHR
3—
ns
22
Output buffer turn-off time to
RAS
t
OFR
15
15
ns
22
Output buffer turn-off to
WE
t
WEZ
15
15
ns
WE to Din delay time
t
WED
15
18
ns
RAS to Din delay time
t
RDD
15
18
ns
RAS next CAS delay time
t
RNCD
60
70
ns
Write Cycle
60 ns
70 ns
Parameter
Symbol
Min
Max
Min
Max
Unit
Notes
Write command setup time
t
WCS
0—
ns
14
Write command hold time
t
WCH
10
13
ns
Write command pulse width
t
WP
10
10
ns
Write command to
RAS lead time
t
RWL
10
13
ns
Write command to
CAS lead time
t
CWL
10
13
ns
Data-in setup time
t
DS
0—
ns
15
Data-in hold time
t
DH
10
13
ns
15
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