Cost effective
Low profile
Pb Free/RoHS Compliant
CSM-3X
Quartz Crystal
The CSM-3X is the miniature low profile resistance weld type
SMD quartz crystal. Reduces footprint of CSM-7X (HC-49USX
SMD) by 50%.
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
Frequency Range
Frequency Tolerance
Frequency Stability
ref @+25
°C
Shunt Capacitance
Load Capacitance (CL)
Drive Level
Operating Temperature
Storage Temperature
Aging (First Year)
CONDITIONS
fo
CSM-3X
MIN
12.000
TYP
MAX
40.000
± 30
± 50
7
Series
100
+70
+85
±5
UNITS
MHz
ppm
ppm
pF
pF
µW
°C
°C
ppm
at +25°C
Standard -10 to +70°C
C
o
Specify in P/N
Standard
@ +25°C ±3°C
10
-10
-40
20
EQUIVALENT SERIES RESISTANCE/MODE OF OSCILLATION
FREQUENCY RANGE
(MHz)
MODE OF OSC MAX ESR
Ω
FREQUENCY RANGE
(MHz)
MODE OF OSC MAX ESR
Ω
12.000 ~ 15.999
Fundamental
60
30.000 ~ 40.000
Fundamental
40
16.000 ~ 29.999
Fundamental
50
PACKAGE DIMENSIONS (mm)
Actual Size
CSM-7X
CSM-3X
Figure 2) Size Comparison
Figure 1) Top, Side, Bottom and Land Pattern
PART NUMBERING GUIDE: Example ECS-200-20-3X-TR
ECS - Frequency Abbreviation - Load Capacitance - Package
200 = 20.000 MHz
See P/N Guide
20 =20 pF
S=Series
3X = CSM-3X
Tolerance
A= ±25 ppm
C= ±10 ppm
Custom Options
Stability
D= ±100 ppm
E= ±50 ppm
G= ±30 ppm
H= ±25 ppm
*K= ±10 ppm
Temp Range
L= -10 ~ +70°C
M= -20 ~ +70°C
N= -40 ~ +85°C
-
Packaging
-TR
Tape & Reel
3K/Reel
* Consult ECS for available temp range options
1105 South Ridgeview Road
Olathe, KS 66062
Phone: 913.782.7787
Fax: 913.782.6991
www.ecsxtal.com
