CSM-8 SERIES SMD QUARTZ CRYSTAL
The CSM-8 Series is a very cost effective,
FEATURES
low profile SMD quartz crystal. The glass
sealed ceramic package is available in three
optional land pad configurations. It is ideal
for PCMCIA, ethernet and fax modem card
applications.
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Glass sealed ceramic package
Tight stability / high reliability
Wide frequency range
High frequency fundamental available
RoHS Compliant (Note 7 Exemption)
Tape & Reel (1,000 pcs)
PART NUMBERING GUIDE “EXAMPLE”
FREQUENCY (16.000MHz)
LOAD CAPACITANCE*
PACKAGE TYPE**
ECS
–
160
–
20
–
20A
* Load capacitance (xx=xx pF, S= series resonance), ** Package Type examples (20A = CSM-8A, 20B = CSM-8B)
Note: See Product Selection Guide for additional options.
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
CONDITIONS
MINIMUM
TYPICAL
MAXIMUM
100.0
+30
+50
5.0
Series
0.5
+70
UNITS
MHz
PPM
PPM
pF
pF
mW
˚C
FREQUENCY RANGE
f0
@ +25˚C
-10 ~ +70˚C
C0
9.8
-30
-50
CALIBRATION TOLERANCE
FREQUENCY STABILITY, ref @ 25˚C
SHUNT CAPACITANCE
LOAD CAPACITANCE (CL)
DRIVE LEVEL (DL)
OPERATING TEMPERATURE
STORAGE TEMPERATURE
AGING (FIRST YEAR)
(Customer Specified)
9.8 ~ 100.0MHz
TOPR
10.0
20.0 standard
-10
-40
-5.0
TSTG
@ +25˚C
+85
+5.0
˚C
PPM
EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION
FREQUENCY RANGE (MHz)
9.800 ~ 15.999
MODE
MAX ESR Ω
FREQUENCY RANGE (MHz)
28.000 ~ 34.999
35.000 ~ 100.000
MODE
3rd O/T
3rd O/T
MAX ESR Ω
Fundamental
Fundamental
60
40
80
60
16.000 ~ 42.000
PACKAGE DIMENSIONS (mm)
1.7 Max.
7.0 ± 0.5
1.2
#4
#3
4.5
5.08
#1
#2
#4
Figure 1) CSM-8 – Side and Top view
Figure 2) CSM-8A – Pad Configuration
Bottom view
Figure 3) CSM-8B – Pad Configuration
Bottom view
f/f0
PPM
2.2
4.1
2.2
+ 30
- 10
2.0
4.0
2.0
Figure 5) CSM-8A – Recommended
Solder Pad Layout
25
60
- 30
TEMP.(˚C)
Figure 6) CSM-8B – Recommended
Solder Pad Layout
Top view
Top view
Figure 4) Frequency vs Temperature Curve
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
SMD CRYSTALS 19 SMD CRYSTALS