參數(shù)資料
型號: HB52F169E1
廠商: Hitachi,Ltd.
英文描述: 128 MB Registered SDRAM DIMM(128 MB 寄存同步DRAM DIMM)
中文描述: 128 MB的注冊SDRAM的內(nèi)存(128 MB的寄存同步的DRAM內(nèi)存)
文件頁數(shù): 52/57頁
文件大?。?/td> 870K
代理商: HB52F169E1
HB52F169E1-75F
52
Full Page Read/Write Cycle
Auto Refresh Cycle
High-Z
S
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H
R
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R:a
C:a
R:b
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3
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Bank 0
Active
Bank 0
Read
Bank 3
Active
Burst stop
Bank 3
Precharge
Bank 0
Active
Bank 0
Write
Bank 3
Active
Burst stop
Bank 3
Precharge
7
8
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A
J
K
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7
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6
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CE
W
Address
DQMB
Dout
Din
CK
BA
CKE
RE
S
CE
W
BA
Address
DQMB
(
)
2
3
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E
;
D
E
N
O
,
5
6
@
I
V
IH
V
IH
a
a+1
a+2
Read cycle
RE
-
CE
delay = 3
CE
latency = 4
Burst length = full page
= V or V
IL
Write cycle
RE
-
CE
delay = 3
CE
latency = 4
= V or V
IL
a
a+1
a+2
a+3
a+5
a+4
Din
Dout
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
CK
CKE
S
CE
W
BA
Address
DQMB
Din
Dout
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(
/
0
8
9
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A
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High-Z
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8
A
Precharge
If needed
Auto Refresh
Active
Bank 0
t
RC
t
RC
t
Auto Refresh
Bank 0
R:a
C:a
A10=1
RE
!
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2
3
:
;
D
:
C
D
L
H
I
J
$
,-
5
=
>
F
K
O
a
a+1
V
IH
Refresh cycle and
Read cycle
RE
-
CE
delay = 2
CE
latency = 4
Burst length = 4
= V or V
IH
IL
相關(guān)PDF資料
PDF描述
HB52F649E1 512 MB Registered SDRAM DIMM 64-Mword 】 72-bit, 133 MHz Memory Bus, 1-Bank Module (18 pcs of 64 M 】 4 Components) PC133SDRAM
HB52F649E1-75B 512 MB Registered SDRAM DIMM 64-Mword 】 72-bit, 133 MHz Memory Bus, 1-Bank Module (18 pcs of 64 M 】 4 Components) PC133SDRAM
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