HYS64T128021GDL-37-A INFINEON [Infineon Technologies AG], HYS64T128021GDL-37-A Datasheet - Page 23

• Manufacturer Part Number: HYS64T128021GDL-37-A
• Description: 200-Pin Small Outline Dual-In-Line Memory Module
• Manufacturer: INFINEON [Infineon Technologies AG]

5
Table 17
Parameter
DQ output access time from CK/CK
DQS output access time from CK/CK
CK, CK high-level width
CK, CK low-level width
Clock Half Period
Clock cycle time
Address and control input setup time
Address and control input hold time
DQ and DM input hold time
DQ and DM input setup time
Control and Addr. input pulse width
(each input)
DQ and DM input pulse width (each
input)
Data-out high-impedance time from
CK/CK
DQ low-impedance from CK / CK
DQS low-impedance from CK / CK
DQS-DQ skew (for DQS &
associated DQ signals)
Data hold skew factor
Data Output hold time from DQS
Write command to 1st DQS latching
transition
DQS input low (high) pulse width
(write cycle)
DQS falling edge to CLK setup time
(write cycle)
DQS falling edge hold time from CLK
(write cycle)
Mode register set command cycle
time
Write preamble
Write postamble
Read preamble
Read postamble
Active to Precharge command
Data Sheet
Electrical Characteristics & AC Timings
AC Timing - Absolute Specificatioins –5/–3.7
Symbol –3.7
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
AC
DQSCK
CH
CL
HP
CK
IS
IH
DH
DS
IPW
DIPW
HZ
LZ(DQ)
LZ(DQS)
DQSQ
QHS
QH
DQSS
DQSL,H
DSS
DSH
MRD
WPRE
WPST
RPRE
RPST
RAS
PC2-4200S
Min.
-500
0.45
0.45
min. (
5000
3750
600
600
350
350
0.6
0.35
—
2
t
—
—
t
WL - 0.25
0.35
0.2
0.2
2
0.25
0.40
0.9
0.40
45
ACmin
HP
450
t
ACmin
HYS64T[32000/64020/128021][G/H]DL–[3.7/5]–A
t
QHS
t
CL,
23
t
CH
)
Max.
+500
0.55
0.55
8000
8000
—
—
—
—
—
—
t
t
t
300
400
—
WL + 0.25 WL
—
—
—
—
—
0.60
1.1
0.60
70000
ACmax
ACmax
ACmax
450
Electrical Characteristics & AC Timings
–5
PC2-3200S
Min.
0.45
0.45
min. (
5000
5000
600
600
400
400
0.6
0.35
—
2
t
—
—
t
0.35
0.2
0.2
2
0.25
0.40
0.9
0.40
40
ACmin
HP
600
500
t
ACmin
t
QHS
t
0.25
CL,
512 Mbit DDR2 SDRAM
t
CH
)
Max.
0.55
0.55
8000
8000
—
—
—
—
—
—
t
t
t
350
450
—
WL + 0.25
—
—
—
—
—
0.60
1.1
0.60
70000
ACmax
ACmax
ACmax
600
500
09122003-FTXN-KM26
Rev. 0.91, 2004-06
Unit Notes
ps
ps
t
t
t
ps
ps
ps
ps
ps
ps
t
t
ps
ps
ps
ps
ps
t
t
t
t
t
t
t
t
t
t
ns
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
1)
1)
1)
1)
1)
1)2)
1)3)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)
1)