hy5du573222afm Hynix Semiconductor, hy5du573222afm Datasheet - Page 24

• Manufacturer Part Number: hy5du573222afm
• Description: 256m 8mx32 Gddr Sdram
• Manufacturer: Hynix Semiconductor

AC CHARACTERISTICS - I
Rev. 0.5 / Aug. 2003
Row Cycle Time
Auto Refresh Row Cycle Time
Row Active Time
Row Address to Column Address Delay for Read
Row Address to Column Address Delay for Write
Row Active to Row Active Delay
Column Address to Column Address Delay
Row Precharge Time
Write Recovery Time
Last Data-In to Read Command
Auto Precharge Write Recovery + Precharge Time
System Clock Cycle Time
Clock High Level Width
Clock Low Level Width
Data-Out edge to Clock edge Skew
DQS-Out edge to Clock edge Skew
DQS-Out edge to Data-Out edge Skew
Data-Out hold time from DQS
Clock Half Period
Data Hold Skew Factor
Input Setup Time
Input Hold Time
Write DQS High Level Width
Write DQS Low Level Width
Clock to First Rising edge of DQS-In
Data-In Setup Time to DQS-In (DQ & DM)
Data-In Hold Time to DQS-In (DQ & DM)
Parameter
(AC operating conditions unless otherwise noted)
CL=5
CL=4
Symbol
t
t
t
RCDWR
t
t
t
RCDRD
DQSCK
t
t
DQSQ
t
t
t
t
t
t
DQSH
DQSS
DQSL
t
t
t
t
RRD
t
t
t
t
t
QHS
t
RAS
CCD
DRL
DAL
t
t
RFC
t
WR
QH
DH
RC
RP
CK
CH
AC
HP
DS
CL
IH
IS
tHPmin
-tQHS
tCH/L
0.45
0.45
0.75
0.75
0.85
0.35
0.35
Min
-0.6
-0.6
min
2.5
0.4
0.4
18
21
12
6
3
4
1
6
3
2
9
-
-
-
25
100K
Max
0.55
0.55
0.35
0.35
1.15
0.6
0.6
0.6
0.6
6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
tHPmin
-tQHS
tCH/L
Min
0.45
0.45
0.75
0.75
0.85
0.35
0.35
-0.6
-0.6
min
2.8
0.4
0.4
16
17
10
5
2
4
1
5
3
2
8
-
-
-
HY5DU573222AFM
28
Max
100K
0.35
0.35
0.55
0.55
1.15
0.6
0.6
0.6
0.6
6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Unit
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Note
1,6
1,5
6
2
2
3
3
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