參數(shù)資料
型號(hào): 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): 31/78頁
文件大?。?/td> 3311K
代理商: EDX5116ADSE-3A-E
Data Sheet E1033E30 (Ver. 3.0)
31
EDX5116ADSE
Figure 13
Propagation Delay
T
0
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8
Transaction a: WR
Transaction b: RD
a0 = {Ba,Ca0}
b0 = {Bb,Cb0}
Transaction c: WR
Write-Read-Write at
XDR DRAM
(portions of top and bottom timing diagrams of Figure 12 merged)
c0 = {Bc,Cc0}
T
0
T
1
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8
Write-Read-Write at Controller and
XDR DRAM
w/ t
PD-RQ
= t
PD-Q
= t
PD-D
= 1*t
CYCLE
t
PD-RQ
a0
WR
a0
WR
t
PD-Q
t
PD-D
D(a0)
D(a0)
c0
WR
t
CYCLE
t
CYCLE
t
Δ
RW
t
Δ
WR
b0
RD
c0
WR
a0
WR
t
Δ
WR
b0
RD
t
PD-RQ
b0
RD
t
PD-D
t
CWD
t
CWD
t
CAC
D(a0)
Q(b0)
t
CWD
D(c0)
t
CWD
t
CAC
c0
WR
t
PD-RQ
Q(b0)
Q(b0)
D(c0)
D(c0)
Transaction a: WR
Transaction b: RD
a0 = {Ba,Ca0}
b0 = {Bb,Cb0}
Transaction c: WR
c0 = {Bc,Cc0}
DQ15..0
DQN15..0
CFM
CFMN
RQ11..0
DQ15..0
DQN15..0
XDR DRAM
T
-1
CFM
CFMN
RQ11..0
DQ15..0
DQN15..0
CFM
CFMN
RQ11..0
XDR DRAM
Controller
.
.
Controller
RQ
DQ
t
PD-RQ
t
PD-D
t
PD-Q
t
RW-BUB,XIO
t
CC
t
RW-BUB,
XDRDRAM
t
CC
t
Δ
RW
t
RW-BUB,
XDRDRAM
t
WR-BUB,
XDRDRAM
t
CC
t
CC
RQ
DQ
XDR DRAM
t
CYCLE
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