參數(shù)資料
型號: HYS72D128300GBR-5-B
廠商: INFINEON TECHNOLOGIES AG
英文描述: Category 6 Termination Kit; Contents Of Kit:GigaBIX? mount, color-coded GigaBIX? connectors, wire guards, designation strips and labels, Velcro tie and installation guide RoHS Compliant: Yes
中文描述: 184針注冊雙倍數(shù)據(jù)速率SDRAM模塊
文件頁數(shù): 22/45頁
文件大?。?/td> 1208K
代理商: HYS72D128300GBR-5-B
t
DQSQ
Registered Double Data Rate SDRAM Module
Electrical Characteristics
22
Rev. 0.5, 2003-12
HYS72D[128/256][300/320/321/500][GBR/HR]-[5/6/7/7F]-B
Data Sheet
Table 13
Parameter
AC Timing - Absolute Specifications –7/–7F
Symbol
–7F
–7
Unit Note/ Test
Condition
1)1)
DDR266
Min.
–0.75
–0.75
0.45
0.45
min. (
t
CL
,
t
CH
)
7.5
DDR266A
Min.
–0.75
–0.75
0.45
0.45
min. (
t
CL
,
t
CH
)
7.5
Max.
+0.75
+0.75
0.55
0.55
Max.
+0.75
+0.75
0.55
0.55
DQ output access time from CK/CK
DQS output access time from CK/CK
CK high-level width
CK low-level width
Clock Half Period
Clock cycle time
t
AC
t
DQSCK
t
CH
t
CL
t
HP
t
CK
ns
ns
t
CK
t
CK
ns
ns
2)2)3)3)4)4)5)5)
2)3)4)5)
2)3)4)5)
2)3)4)5)
2)3)4)5)
12
12
CL = 2.5
2)3)4)5)
7.5
12
7.5
12
ns
CL = 2.0
2)3)4)5)
DQ and DM input hold time
DQ and DM input setup time
Control and Addr. input pulse width (each input)
t
IPW
DQ and DM input pulse width (each input)
Data-out high-impedance time from CK/CK
Data-out low-impedance time from CK/CK
Write command to 1
st
DQS latching transition
DQS-DQ skew (DQS and associated DQ
signals)
t
DH
t
DS
0.5
0.5
2.2
1.75
–0.75
–0.75
0.75
+0.75
+0.75
1.25
+0.5
0.5
0.5
2.2
1.75
–0.75
–0.75
0.75
+0.75
+0.75
1.25
+0.5
ns
ns
ns
ns
ns
ns
t
CK
ns
2)3)4)5)
2)3)4)5)
2)3)4)5)6)
t
DIPW
t
HZ
t
LZ
t
DQSS
2)3)4)5)6)
2)3)4)5)7)
2)3)4)5)7)
2)3)4)5)
TFBGA
2)3)4)5)
+0.5
+0.5
ns
TSOPII
2)3)4)5)
Data hold skew factor
t
QHS
+0.75
+0.75
ns
TFBGA
2)3)4)5)
+0.75
+0.75
ns
TSOPII
2)3)4)5)
DQ/DQS output hold time
DQS input low (high) pulse width (write cycle)
DQS falling edge to CK setup time (write cycle)
t
DSS
DQS falling edge hold time from CK (write cycle)
t
DSH
Mode register set command cycle time
Write preamble setup time
Write postamble
Write preamble
Address and control input setup time
t
QH
t
DQSL,H
t
HP
t
QHS
0.35
0.2
0.2
2
0
0.40
0.25
0.9
t
HP
t
QHS
0.35
0.2
0.2
2
0
0.40
0.25
0.9
ns
t
CK
t
CK
t
CK
t
CK
ns
t
CK
t
CK
ns
2)3)4)5)
0.60
0.60
2)3)4)5)
2)3)4)5)
2)3)4)5)
t
MRD
t
WPRES
t
WPST
t
WPRE
t
IS
2)3)4)5)
2)3)4)5)8)
2)3)4)5)9)
2)3)4)5)
fast slew
rate
3)4)5)6)10)
0.9
0.9
ns
slow slew
rate
3)4)5)6)10)
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