參數(shù)資料
型號: EDX5116ADSE-3A-E
廠商: ELPIDA MEMORY INC
元件分類: DRAM
英文描述: 512M bits XDR⑩ DRAM
中文描述: 32M X 16 RAMBUS, PBGA104
封裝: ROHS COMPLIANT, FBGA-104
文件頁數(shù): 21/78頁
文件大?。?/td> 3311K
代理商: EDX5116ADSE-3A-E
Data Sheet E1033E30 (Ver. 3.0)
21
EDX5116ADSE
Figure 8
Request S cheduling Examples
T
0
T
1
T
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T
3
T
4
T
5
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23
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8
T
0
T
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8
t
CYCLE
t
CAC
t
CYCLE
DEL0
ACT
Q
T
0
T
1
T
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3
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6
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8
t
CYCLE
ROWA/ACT Command
COL/RD and COL/WR Commands
ROWP/PRE Command
DEL0
RD
t
CWD
D
DEL0
WR
DEL1
ACT
DEL1
RD
DEL1
WR
DEL2
PRE
DEL3
PRE
DEL0
PRE
DEL1
PRE
ACT w/DEL=1 at T
0
is equivalent
to ACT w/DEL=0 at T
1
RD w/DEL=1 at T
0
is equivalent
to RD w/DEL=0 at T
1
WR w/DEL=1 at T
12
is equivalent
to WR w/DEL=0 at T
13
PRE w/DEL=3 at T
0
is equivalent to PRE w/DEL
=2 at T
1
or PRE w/DEL=1 at T
2
or PRE w/DEL=0 at T
3
Note
DEL value is specified by {POP1, POP0} field.
DQ15..0
DQN15..0
CFM
CFMN
RQ11..0
DQ15..0
DQN15..0
CFM
CFMN
RQ11..0
DQ15..0
DQN15..0
CFM
CFMN
RQ11..0
T
0
T
1
T
2
T
3
T
4
T
5
T
6
T
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T
9
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10
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11
T
12
T
13
T
14
T
15
T
16
T
17
T
18
T
19
T
20
T
21
T
22
T
23
T
8
t
CYCLE
ROWP/REFP,REFA,REFI Commands
DEL2
REFP
DEL3
REFP
DEL0
REFP
DEL1
REFP
REFP w/DEL=3 at T
0
is equivalent to REFP w/DEL=2
at T
1
or REFP w/DEL=1 at T
2
or REFP w/DEL=0 at T
3
Note
DEL value is specified by {RA7, RA6} field.
DQ15..0
DQN15..0
CFM
CFMN
RQ11..0
DEL2
REFI
DEL3
REFI
DEL0
REFI
DEL1
REFI
REFI w/DEL=3 at T
13
is equivalent to REFI w/DEL=2
at T
14
or REFI w/DEL=1 at T
15
or REFI w/DEL=0 at T
16
DEL2
REFA
DEL3
REFA
DEL0
REFA
DEL1
REFA
at T
7
or REFA w/DEL=1 at T
8
or REFA w/DEL=0 at T
9
REFA w/DEL=3 at T
is equivalent to REFA w/DEL=2
Note
DEL value is specified by DELA field.
Note
DEL value is specified by DELC field.
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