HC-49US QUARTZ CRYSTAL
This product represents our selection
of low profile resistance weld type
quartz crystals.
FEATURES
•
•
•
Cost effective
Excellent aging
Wide frequency range
• Low profile
OPTIONS:
– extended temperature range
• Excellent reliability
• “AT strip” blank technology
– tighter tolerances
– mylar spacer
– 3rd in line lead base
– radial tape and reel (1,000 pcs)
PART NUMBERING GUIDE “EXAMPLE “
FREQUENCY (16.0000 MHz)
LOAD CAPACITANCE*
PACKAGE TYPE**
ECS
–
160
–
20
–
4
* Load capacitance (xx=xx pF, S= series resonance), ** Package Type examples (4= 3.5mm max. height, 4L= 2.5mm max. height)
For extended temp range of -40 to +85˚C ad -DN suffix for example ECS-160-20-4-DN
Note: See Product Selection Guide for additional options.
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
CONDITIONS
MINIMUM
3.57
MAXIMUM
70.000
30
UNITS
MHz
PPM
PPM
PPM
˚C
˚C
˚C
pF
pF
FREQUENCY RANGE
FREQUENCY TOLERANCE
f
o
@ +25˚C
Standard -10 ~ +70˚C
“DN” Option -40 ~ +85˚C
Standard
50
100
70
+85
+105
7.0
Series
0.5
FREQUENCY STABILITY, ref @ 25˚C
OPERATING TEMPERATURE
-10
-40
-40
DN option
STORAGE TEMPERATURE
SHUNT CAPACITANCE
LOAD CAPACITANCE
DRIVE LEVEL
C0
CL (Customer Specified)
3.57 ~ 70.000MHz
@ +25˚C
10.0
mW
PPM
AGING (FIRST YEAR)
5.0
EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION
FREQUENCY RANGE (MHz)
3.570 ~ 3.999
MODE
MAX ESR Ω
FREQUENCY RANGE (MHz)
9.000 ~ 12.999
13.000 ~ 19.999
20.000 ~ 30.000
27.000 ~ 70.000
MODE
MAX ESR Ω
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
200
150
120
100
80
Fundamental
Fundamental
Fundamental
3rd O/T
60
40
30
4.000 ~ 4.999
5.000 ~ 5.999
6.000 ~ 6.999
7.000 ~ 8.999
100
PACKAGE DIMENSIONS (mm)
11.35 Max.
11.35 Max.
3.80 Max.
f/f0
10.5 Max.
10.5 Max.
PPM
+ 30
- 10
H
25
60
- 30
TEMP.(˚C)
Height “H” (max.)
4.88
-4
3.5 mm
2.5 mm
-4L
0.43
Figure 3) Frequency vs Temperature Curve
0.43
4.88
10.5 Max.
11.35 Max.
Grounded to Holder
Figure 1) HC-49US - Top and Side views
Figure 2) HC-49US - 3rd In Line Lead Base – Side & Bottom View
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
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CRYSTALS
CRYSTALS