參數(shù)資料
型號: EDX5116ADSE-4D-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): 19/78頁
文件大?。?/td> 3311K
代理商: EDX5116ADSE-4D-E
Data Sheet E1033E30 (Ver. 3.0)
19
EDX5116ADSE
Figure 7
ACT-, RD, WR-, PRE -to-PRE Packet Interac tions
T
0
T
1
T
2
T
3
CFM
CFMN
RQ11..0
DQ15..0
DQN15..0
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4
T
5
T
6
T
7
T
9
T
10
T
11
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12
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T
14
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18
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19
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20
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21
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22
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23
T
8
T
0
T
1
T
2
T
3
CFMN
DQN15..0
T
4
T
5
T
6
T
7
T
9
T
10
T
11
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23
T
8
a: ROWA Packet with ACT,Ba,Ra
b: ROWP Packet with PRE,Bb
T
0
T
1
T
2
T
3
CFM
CFMN
RQ11..0
DQ15..0
DQN15..0
T
4
T
5
T
6
T
7
T
9
T
10
T
11
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12
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23
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8
T
0
T
1
T
2
T
3
CFMN
DQN15..0
T
4
T
5
T
6
T
7
T
9
T
10
T
11
T
12
T
13
T
14
T
15
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T
17
T
18
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19
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21
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22
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23
T
8
APd Case (activate-precharge different bank)
APs Case (activate-precharge same bank)
a: ROWA Packet with ACT,Ba,Ra
b: ROWP Packet with PRR,Bb
RPd Case (read-precharge different bank)
a: COL Packet with RD,Ba,Ca
b: ROWP Packet with PRE,Bb
RPs Case (read-precharge same bank)
a: COL Packet with RD,Ba,Ca
b: ROWP Packet with PRR,Bb
WPd Case (write-precharge different bank)
a: COL Packet with WR,Ba,Ca
b: ROWP Packet with PRE,Bb
WPs Case (write-precharge same bank)
a: COL Packet with WR,Ba,Ca
b: ROWP Packet with PRE,Bb
PPd Case (precharge-precharge different bank)
a: ROWP Packet with PRE,Ba
b: ROWP Packet with PRE,Bb
PPs Case (precharge-precharge same bank)
a: ROWP Packet with PRE,Ba
b: ROWP Packet with PRE,Bb
Ba # Bb
Ba = Bb
Ba # Bb
Ba = Bb
Ba # Bb
Ba = Bb
Ba # Bb
Ba = Bb
No limit
a
WR
b
PRE
No limit
a
RD
b
PRE
t
RC
t
RP
t
RAS
a
PRE
b
PRE
b
ACT
No limit
a
ACT
b
PRE
t
PP
b
PRE
a
PRE
t
RAS
b
PRE
a
ACT
t
RDP
b
PRE
a
RD
t
WRP
b
PRE
a
WR
DQ15..0
CFM
RQ11..0
DQ15..0
CFM
RQ11..0
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