ECX-3S
SMD QUARTZ CRYSTAL
This wide frequency range SMD quartz
crystal is an excellent choice for surface
mount applications. The ruggedized
molded package is made from the same
thermoplastic that is industry standard
for integrated circuits.
FEATURES
• Low profile
• Industry standard footprint
• High temperature seal capabilities
• Excellent shock resistance
• Excellent environmental characteristics
• Tape and Reel (1000 pcs)
PART NUMBERING GUIDE
“EXAMPLE”
ECS
–
FREQUENCY (16.0000 MHz)
160
–
LOAD CAPACITANCE*
20
–
PACKAGE TYPE
7S
* Load capacitance (xx=xx pF, S= series resonance)
Note: See Product Selection Guide for additional options.
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
FREQUENCY RANGE
SHUNT CAPACITANCE
LOAD CAPACITANCE
DRIVE LEVEL
CALIBRATION TOLERANCE
FREQUENCY STABILITY
OPERATING TEMPERATURE RANGE
STORAGE TEMPERATURE RANGE
CONDITIONS
f
o
C
0
C
L
(Customer Specified)
3.50 ~ 70.00MHz
@ 25˚C
∆f/f
o
T
OPR
T
STG
MINIMUM
3.57
12
-30
-50
-10
-40
TYPICAL
MAXIMUM
70.00
7.0
Series
100
+30
+50
+70
+85
UNITS
MHz
pF
pF
µW
PPM
PPM
˚C
˚C
20.0 standard
EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION
FREQUENCY RANGE (MHz)
3.570 ~ 3.999
4.000 ~ 4.999
5.000 ~ 5.999
6.000 ~ 6.999
7.000 ~ 8.999
MODE
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
MAX ESR
Ω
250
150
120
100
80
FREQUENCY RANGE (MHz)
9.000 ~ 12.999
13.000 ~ 19.999
20.000 ~ 30.000
30.000 ~ 70.000
MODE
Fundamental
Fundamental
Fundamental
3rd O/T
MAX ESR
Ω
60
40
30
100
PACKAGE DIMENSIONS (mm)
12.5 Max.
#4
9.4
#3
#4
#3
- 30
0
PPM
f/f
+ 30
- 10
25
60
TEMP.(˚C)
4.6 Max.
Figure 3) Frequency vs Temperature Curve
#1
9.4
#2
#1
#2
Figure 2) Internal Connections - Top view
1.8
3.7 Max.
0.8
0.8
1.8
7.6
1.8
Figure 1) ECX-3S - Top, Side and End views
(1.0
)
Figure 4) ECX-3S Land Pattern - Bottom view
ECS, INC. INTERNATIONAL
1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
SMD CRYSTALS
16
SMD CRYSTALS
1.8
1.7
Electronics Design Contest
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