hy5du281622ftp Hynix Semiconductor, hy5du281622ftp Datasheet - Page 26

• Manufacturer Part Number: hy5du281622ftp
• Description: 128mb Ddr Sdram
• Manufacturer: Hynix Semiconductor

Rev. 1.0 /June 2008
Data-out high-impedance window from CK,/CK
Data-out low-impedance window from CK, /CK
Input Setup Time (fast slew rate)
Input Hold Time (fast slew rate)
Input Setup Time (slow slew rate)
Input Hold Time (slow slew rate)
Input Pulse Width
Write DQS High Level Width
Write DQS Low Level Width
Clock to First Rising edge of DQS-In
DQS falling edge to CK setup time
DQS falling edge hold time from CK
DQ & DM input setup time
DQ & DM input hold time
DQ & DM Input Pulse Width
Read DQS Preamble Time
Read DQS Postamble Time
Write DQS Preamble Setup Time
Write DQS Preamble Hold Time
Write DQS Postamble Time
Mode Register Set Delay
Exit Self Refresh to non-Read command
Exit Self Refresh to Read command
Average Periodic Refresh Interval
17
Parameter
25
25
11
17
14,16-18
12
15-18
13,25
14,16-18
15-18
23
10
10
Symbol
t
t
t
t
t
t
t
WPRES
WPREH
t
t
t
t
t
t
t
DQSH
t
WPST
DQSL
DQSS
t
DIPW
XSNR
XSRD
RPRE
RPST
t
MRD
REFI
t
DSH
t
t
t
t
IPW
DSS
t
t
HZ
DS
DH
LZ
IH
IH
IS
IS
0.75
0.75
0.85
1.75
0.35
Min
-0.7
200
2.2
0.4
0.4
0.3
0.3
0.4
0.4
0.9
0.4
0.4
0.7
0.7
75
0
2
-
-
-4
(Max)
Max
1.15
15.6
t
0.6
0.6
1.1
0.6
0.6
0.7
AC
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
HY5DU281622FT(P) Series
0.35
0.35
0.72
1.75
0.25
Min
-0.7
200
0.6
0.6
2.2
0.2
0.2
0.4
0.4
0.9
0.4
0.4
0.7
0.7
-5 / -D43
75
0
2
-
-
(Max)
Max
1.25
15.6
t
1.1
0.6
0.6
0.7
AC
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.35
0.35
0.72
1.75
0.25
Min
-0.7
200
0.6
0.6
2.2
0.2
0.2
0.4
0.4
0.9
0.4
0.4
0.7
0.7
75
0
2
-
-
- Continue
-D4
(Max)
Max
1.25
15.6
t
1.1
0.6
0.6
0.7
AC
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UNIT
t
t
t
t
t
t
t
t
t
t
t
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
us
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
26