Data Sheet
QANTEK Technology Corporation
Phone: +1 877-227-0440 (tollfree) www.qantek.com
Fax: +1 877-227-0440 (tollfree) info@qantek.com
QC6A Series
3.5x6.0 4-Pad SMD Quartz Crystal Unit
Features
• Low in height, suitable for thin equipment
• Ceramic package and metal lid assures high
reliability
• Tight tolerance and stability available
Mechanical Dimensions
Part Numbering Guide
Qantek
Code
Package
Nominal Frequency
(in MHz)
Vibration
Mode
Load Capaci-
tance
Operating Tem-
perature Range
Frequency
Tolerance
Frequency
Stability
Automotive
Indicator
Packaging
Q = Qantek
C6A = 3.5x6.0 4-Pad
= SMD
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
C = -40 to +105°C
D = -40 to +125°C
1 = ±10ppm
2 = ±20ppm
3 = ±30ppm
5 = ±50ppm
0 = ±100ppm
1 = ±10ppm
2 = ±20ppm
3 = ±30ppm
5 = ±50ppm
0 = ±100ppm
A = AEC-Q200 M = 250pcs Tape&Reel
R = 1000pcs Tape&Reel
Example: QC6A12.0000F12B33R bold letters = recommended standard specification
Applications
• High density applications
• Modem, communication and test equipment
• PMCIA, wireless applications
• Automotive applications
Frequency Stability vs. Temperature
Operating Temperature ±10ppm ±20ppm ±30ppm ±50ppm ±100ppm
-20 to +70°C
-40 to +85°C **
-40 to +105°C
- - -
-40 to +125°C
- - - -
*Operating Temperature -30 to +80°C
standard available
General Specifications
Frequency Range
8.000 to 160.000MHz
Mode of Oscillation Fundamental 8.000 to 40.000MHz
Third Overtone
40.100 to 160.000MHz
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 Capacitance C
L
10 to 32pF and Series Resonance
Shunt Capacitance C
0
7.0pF max.
Equivalent Series Resistance (ESR) See ESR Table
Drive Level
500μW max.
Insulation Resistance (MΩ)
500 at 100Vdc ±15Vdc
Equivalent Series Resistance (ESR)
Frequency Range - MHz
Ω max. Mode of Operation
8.000 to 12.000
80 Fundamental
12.100 to 16.000
60
16.100 to 40.000
40
40.100 to 160.000 70 Third Overtone
QC6A Rev. 0.5