Data Sheet

QANTEK Technology Corporation
Phone: [phone] (tollfree) www.qantek.com
Fax: [phone] (tollfree) [e-mail]
QCL Series
HC-49/U-S (Short)
Features
• High reliability and Low Cost
• Tight stability and extended temperature
• Proven resistance welded metal package
Applications
• Computers, modems and communications
• Microprocessors
Frequency Stability vs. Temperature
Operating Temperature ±10ppm ±20ppm ±30ppm ±50ppm ±100ppm
-20 to +70°C

-40 to +85°C **

*Operating Temperature -30 to +85°C
 standard  available
General Specifi cations
Frequency Range
3.200 to 70.000MHz
Mode of Oscillation Fundamental
3.200 to 32.768MHz
Third Overtone
24.576 to 70.000MHz
Frenquency Tolerance at 25°C
±10 to ±30ppm (±30ppm standard)
Frequency Stability over Temperature Range
See Stability vs. Temperature Table
Storage Temperature
-55 to +125°C
Aging per Year
±3ppm max.
Load Capacticance C
L
10 to 32pF and Series Resonance
Shunt Capacticance C
0
7.0pF
Equivalent Series Resistance (ESR)
See ESR Table
Drive Level
1.0mW max.
Insulation Resistance (M) 500 at 100Vdc ±15Vdc
Equivalent Series Resistance (ESR)
Frequency Range - MHz
 max.
Mode of Operation
3.200 to 3.500
300
Fundamental
3.510 to 3.999
200
4.000 to 5.999
120
6.000 to 7.999
80
8.000 to 9.999
60
10.000 to 15.999
50
16.000 to 32.768
40
24.576 to 70.000
80
Fundamental - Third Overtone
Mechanical Dimensions
QCL Rev. 0.2
Part Numbering Guide
Qantek
Code
Package
Nominal
Frequency
(in MHz)
Vibration
Mode
Load
Capacitance
Operating
Temperature
Range
Frequency
Tolerance
Frequency
Stability
Automotive
Indicator
Packaging
Q = Qantek CL = HC-49/U-S
= (Short)
7 digits including
the decimal point
(f.ie. 12.0000)
F = AT-Fund S = Series
08 = 8pF
12 = 12pF
18 = 18pF
20 = 20pF etc.
A = -20 to +70°C
B = -40 to +85°C
1 = ±10ppm
2 = ±20ppm
3 = ±30ppm
5 = ±50ppm
0 = ±100ppm
1 = ±10ppm
2 = ±20ppm
3 = ±30ppm
5 = ±50ppm
0 = ±100ppm
not available B = bulk
R = 1000pcs Tape&Reel
Example: QCL12.0000F18B35B bold letters = recommended standard specifi cation