SEH01G72A1BH1MT-30R Swissbit NA Inc, SEH01G72A1BH1MT-30R Datasheet - Page 9

• Manufacturer Part Number: SEH01G72A1BH1MT-30R
• Description: DRAM DDR2 VLP 1GB 244-MINI DIMM
• Manufacturer: Swissbit NA Inc
• Series: -r

Specifications of SEH01G72A1BH1MT-30R

• Memory Type: DDR2 SDRAM
• Memory Size: 1GB
• Speed: 667MHz
• Features: -
• Package / Case: 244-MDIMM
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 1052-1045

DDR2 SDRAM COMPONENT ELECTRICAL CHARACTERISTICS AND RECOMMENDED
AC OPERATING CONDITIONS
(0° C ≤ T
AC CHARACTERISTICS
PARAMETER
Clock cycle time
CK high-level width
CK low-level width
Half clock period
Access window (output) of DQ
from CK/CK#
Data-out high-impedance
window from CK/CK#
Data-out low-impedance window
from CK/CK#
DQ and DM input setup time
relative to DQS
DQ and DM input hold time
relative to DQS
DQ and DM input pulse width
( for each input )
Data hold skew factor
DQ-DQS hold, DQS to first DQ
to go non-valid, per access
Data valid output window
DQS input high pulse width
DQS input low pulse width
DQS falling edge to CK rising
- setup time
DQS falling edge from CK rising
- hold time
DQS –DQ skew, DQS to last DQ
valid, per group, per access
DQS read preamble
DQS read postamble
DQS write preamble
DQS write preamble setup time
DQS write postamble
Positive DQS latching edge to
associated clock edge
Write command to first DQS
latching transition
Address and control input pulse
width ( for each input )
Address and control input setup
time
Swissbit AG
Industriestrasse 4 – 8
CH – 9552 Bronschhofen
CASE
≤ + 85° C; V
CL = 5
CL = 4
CL = 3
DD
Q = +1.8V ± 0.1V, V
S
SYMBOL
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
CK
CK
CK
CH
CL
HP
AC
HZ
LZ
DS
DH
DIPW
QHS
QH
DVW
DQSH
DQSL
DSS
DSH
DQSQ
RPRE
RPST
WPRE
WPRES
WPST
DQSS
IPW
IS
(5)
(4)
(3)
Fon: [phone]
Fax: [phone]
DD
(= t
t
t
(t
QH
HP -
- 0.25
-0.45
0.175
CH,
-0.45
t
3.75
0.48
0.48
0.10
0.35
0.35
0.35
MIN
0.35
WL-
min
DQSS
= +1.8V ± 0.1V)
3.0
5.0
0.2
0.2
0.9
0.4
0.4
0.6
0.2
AC
- t
0
t
min)
DQSQ
t
5300-555
QHS
CL
Data Sheet
)
(= t
(= t
+ 0.25
+0.45
+0.45
+0.45
MAX
t
WL+
0.52
0.52
0.34
0.24
AC
AC
DQSS
8.0
8.0
8.0
1.1
0.6
0.6
max)
max)
Unit
t
t
t
t
t
t
t
t
t
t
t
t
t
t
ps
ps
ps
ps
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
CK
www.swissbit.com
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Rev.1.2
10.06.2010
Page 9
of 14