參數(shù)資料
型號: EDX5116ABSE-2A-E
廠商: ELPIDA MEMORY INC
元件分類: DRAM
英文描述: 512M bits XDR DRAM (32M words ?16 bits)
中文描述: 32M X 16 RAMBUS, PBGA104
封裝: LEAD FREE, FBGA-104
文件頁數(shù): 29/78頁
文件大?。?/td> 3611K
代理商: EDX5116ABSE-2A-E
Preliminary Data Sheet E0643E30 (Ver. 3.0)
29
EDX5116ABSE
Figure 12
Write/Read Interac tion
T
0
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CFM
CFMN
RQ11..0
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8
Transaction a: WR
Transaction b: RD
a1 = {Ba,Ca1}
b1 = {Bb,Cb1}
Write/Read Turnaround Example
a2 = {Ba,Ca2}
b2 = {Bb,Cb2}
b2
RD
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0
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1
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3
CFM
CFMN
RQ11..0
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8
b2
WR
D(b2)
t
CWD
Q(b2)
Q(b1)
t
CAC
a1
WR
t
CAC
a1
RD
t
CWD
b1
WR
D(b1)
t
RW
D(a2)
Q(a2)
a2
RD
D(a1)
Q(a1)
Read/Write Turnaround Example
t
CYCLE
t
CYCLE
b1
RD
a2
WR
t
WR
DQ15..0
DQN15..0
DQ15..0
DQN15..0
t
RW-BUB,
XDRDRAM
t
CC
t
CC
t
WR-BUB,
XDRDRAM
t
CWD
t
DR
Transaction a: WR
Transaction b: RD
a1 = {Ba,Ca1}
b1 = {Bb,Cb1}
a2 = {Ba,Ca2}
b2 = {Bb,Cb2}
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