88
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
CRYSTALS CRYSTALS
Ø
3.2 Max.
ø 0.32
1.1
10.5 Max. 10
These products represent our selection of
miniature tubular high frequency crystals.
They feature outstanding shock/vibration
resistance and environmental characteristics.
FEATURES
•
Cost effective
•
Excellent aging
•
Wide frequency range
• Excellent reliability
• PbFree/RoHS Compliant
ECS-3X10X, 3X9X
HIGH FREQUENCY MINIATURE QUARTZ CRYSTALS
PACKAGE DIMENSIONS (mm)
PART NUMBERING GUIDE
“EXAMPLE”
MANUFACTURER FREQUENCY LOAD CAPACITANCE* PACKAGE TYPE**
ECS – 35 – 16 – 10X
ECS – 160 – 16 – 9X
EQUIVALENT SERIES RESISTANCE/ MODE OF OSCILLATION
FREQUENCY MHz EQUIVALENT SERIES RESISTANCE MODE
3.5MHZ ~ 4MHz 200 Ω MAX.
4MHZ ~ 6MHz 150 Ω MAX.
6MHZ ~ 10MHz 100 Ω MAX.
10MHZ ~ 30MHz 50 Ω MAX.
30MHZ ~ 36MHz 100 Ω MAX.
36MHZ ~ 70MHz 80 Ω MAX.
3rd O/T
Fundamental
ø 3.2 Max
ø 0.26
1.1
9 Max. 10
Figure 2) 3x9X
+ 30
- 30
- 10
25 60
f/f
0
PPM
TEMP.(˚C)
Figure 1) ECS-3x10X
Figure 3) Frequency vs Temperature Curve
* Load capacitance (xx=xx pF, S= series resonance), ** Package Type examples (10X = 3x10, 9X = 3x9)
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
ECS-3X10X ECS-3X9X CONDITIONS
FREQUENCY RANGE f
o
3.5MHz ~ 4MHz 4MHz ~ 30MHz (fund), 30MHz ~ 70MHz (3rd OT)
FREQUENCY TOLERANCE Δf/f
o
±50 PPM @ +25˚C
FREQUENCY VS. TEMP. CHARAC. Δf/f
o
±50 PPM -10˚C ~ +60˚C
OPERATING TEMPERATURE RANGE T
OPR
-10 ~ +60 ˚C
STORAGE TEMP. RANGE T
STG
-40 ~ +85 ˚C
EQUIVALENT SERIES RESISTANCE R
1
See table
LOAD CAPACITANCE C
L
16.0 pF typ. (Customer Specified) pF
SHUNT CAPACITANCE C
0
5.0 max. pF
DRIVE LEVEL D
L
50µW ~ 100µW µW
INSULATION RESISTANCE IR 500MΩ min. DC 100V ±15V
AGING
(FIRST YEAR)
Δf/f
o
±5 PPM max. 25˚C ±3˚C
±5 PPM
Conditions will vary
SHOCK RESISTANCE
Drop test of 3 times on a hard board from 75 cm height or shock test of 3000G x 0.3ms x 1/2 sin wave x 3 directions
depending on frequency
