hys64t128020hm-5-a Infineon Technologies Corporation, hys64t128020hm-5-a Datasheet - Page 18

• Manufacturer Part Number: hys64t128020hm-5-a
• Description: 214-pin Micro-dimm-ddr2-sdram Modules
• Manufacturer: Infineon Technologies Corporation

3.3.2
Table 12
Parameter
DQ output access time from CK /
CK
CAS A to CAS B command period
CK, CK high-level width
CKE minimum high and low pulse
width
CK, CK low-level width
Auto-Precharge write recovery +
precharge time
Minimum time clocks remain ON
after CKE asynchronously drops
LOW
DQ and DM input hold time
(differential data strobe)
DQ and DM input hold time (single
ended data strobe)
DQ and DM input pulse width (each
input)
DQS output access time from CK /
CK
DQS input low (high) pulse width
(write cycle)
DQS-DQ skew (for DQS &
associated DQ signals)
Write command to 1st DQS
latching transition
DQ and DM input setup time
(differential data strobe)
DQ and DM input setup time
(single ended data strobe)
DQS falling edge hold time from
CK (write cycle)
DQS falling edge to CK setup time
(write cycle)
Four Activate Window period
Clock half period
Data-out high-impedance time
from CK / CK
Data Sheet
AC Timing Parameters
Timing Parameter by Speed Grade - DDR2-400 & DDR2-533
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
AC
CCD
CH
CKE
CL
DAL
DELAY
DH
DH1
DIPW
DQSCK
DQSL,H
DQSQ
DQSS
DS
DS1
DSH
DSS
FAW
HP
HZ
(base) 100
(base) 225
(base) –25
(base) –25
DDR2–533
Min.
–500
2
0.45
3
0.45
WR +
t
t
0.35
–450
0.35
—
WL – 0.25
0.2
0.2
37.5
50
MIN. (
—
IS
IH
+
t
CK
t
t
CL,
RP
18
+
t
CH
)
Max.
+500
—
0.55
—
0.55
—
––
––
—
—
—
300
WL + 0.25 WL – 0.25
—
—
—
—
—
—
t
AC.MAX
450
Micro-DIMM DDR2 SDRAM Modules
DDR2–400
Min.
–600
2
0.45
3
0.45
WR +
t
t
275
25
0.35
–500
0.35
—
150
25
0.2
0.2
37.5
50
MIN. (
—
IS
IH
HYS64T128020HM–[3.7/5]–A
+
t
CK
t
t
CL,
RP
+
t
CH
Electrical Characteristics
)
Max.
—
0.55
—
0.55
—
—
––
—
—
—
350
WL + 0.25
—
—
—
—
—
—
t
AC.MAX
600
500
04132004-S0LP-CL4Q
Rev. 1.2, 2005-08
Unit Note
ps
t
t
t
t
t
ns
ps
ps
t
ps
t
ps
t
ps
ps
t
t
ns
ns
ps
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
2)3)4)5)6)
7)
8)9)
10)
1)