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H57V2582GTR-75I 数据表(PDF) 20 Page - Hynix Semiconductor

部件名 H57V2582GTR-75I
功能描述  256Mb Synchronous DRAM based on 8M x 4Bank x8 I/O
Download  22 Pages
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制造商  HYNIX [Hynix Semiconductor]
网页  http://www.skhynix.com/kor/main.do
标志 HYNIX - Hynix Semiconductor

H57V2582GTR-75I 数据表(HTML) 20 Page - Hynix Semiconductor

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Synchronous DRAM Memory 256Mbit
H57V2582GTR-xxI Series
Rev 1.0 / Aug. 2009
20
CKE Enable(CKE) Truth TABLE (Sheet 2 of 1)
Current
State
CKE
Command
Action
Notes
Previous
Cycle
Current
Cycle
CS
RAS CAS
WE
BA0,
BA1
ADDR
Self
Refresh
H
X
XX
XX
X
X
INVALID
1
LH
H
X
X
X
X
X
Exit Self Refresh with
Device Deselect
2
LH
L
H
H
H
X
X
Exit Self Refresh with
No Operation
2
LH
L
H
H
L
X
X
ILLEGAL
2
LH
L
H
L
X
X
X
ILLEGAL
2
LH
L
L
X
X
X
X
ILLEGAL
2
L
L
XX
XX
X
X
Maintain Self Refresh
Power
Down
H
X
XX
XX
X
X
INVALID
1
LH
HX
X
X
X
X
Power Down mode exit,
all banks idle
2
LH
H
H
X
X
LH
L
LX
X
X
X
ILLEGAL
2
XL
X
X
X
XX
L
X
X
L
L
XX
XX
X
X
Maintain Power Down Mode
All
Banks
Idle
HH
H
X
X
X
Refer to the idle State section
of the Current State
Truth Table
3
HH
L
H
X
X
3
HH
L
L
H
X
3
HH
L
L
L
H
X
X
Auto Refresh
H
H
L
L
L
L
OP CODE
Mode Register Set
4
HL
H
X
X
X
Refer to the idle State section
of the Current State
Truth Table
3
HL
L
H
X
X
3
HL
L
L
H
X
3
HL
L
L
L
H
X
X
Entry Self Refresh
4
H
L
L
L
L
L
OP CODE
Mode Register Set
L
X
XX
XX
X
X
Power Down
4


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