sg2567fbd28451ibdc ETC-unknow, sg2567fbd28451ibdc Datasheet - Page 23

• Manufacturer Part Number: sg2567fbd28451ibdc
• Description: Dram Module Ddr2 Sdram 2gbyte 240fbdimm
• Manufacturer: ETC-unknow

V
Reference Clock Input Specifications
Corporate Headquarters: P. O. Box 1757, Fremont, CA 94538, USA • Tel:[phone] • Fax:[phone] • E-mail: [e-mail]
Europe: 5 Kelvin Park South, Kelvin South, East Kilbride, G75 ORH, United Kingdom • Tel: [phone] • Fax: [phone]
Asia/Pacific: Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia • Tel: [phone] • Fax: [phone]
Description
Idle current, DDR2 SDRAM device power down
Active power, 50% DDR2 SDRAM BW
Parameter
Reference clock frequency
Rise time, fall time
Voltage high
Voltage low
Absolute crossing point
Relative crossing point
Percentage mismatch between
rise and fall times
Duty cycle of reference clock
Clock leakage current
Clock leakage capacitance
Clock leakage capacitance delta
Transport delay
Phase jitter sample size
Reference clock jitter, filtered
Reference clock deterministic jitter
TT
Currents
T
T
SCK-RISE-FALL-MATCH
SCK-RISE
T
SCK-DUTYCYCLE
V
V
T
V
V
NSAMPLE
CROSS-ABS
CROSS-REL
REF-JITTER
C
T
SCK-HIGH
Symbol
SCK-LOW
C
REF-DJ
I-CK(D)
f
I
SCK
I-CK
T1
I-CK
, T
SCK-FALL
calculated
SG2567FBD28451UUDC
Symbol
133.33
-0.25
10
I
I
Min
175
660
250
-10
0.5
TT1
TT2
40
-
-
-
-
-
16
calculated
Typ
500
500
Max
0.25
TBD
200
700
850
550
10
60
10
40
2
5
-
January 15, 2008
Periods
Max
700
700
Units
MHz
mV
mV
mV
μA
pF
pF
ps
ns
ps
ps
%
%
Notes
12, 13
Units
9, 10
1, 2
6, 7
mA
mA
11
3
4
5
7
8
23