CARDINAL COMPONENTS
Ultra-Miniature Crystals
Cardinal’s ultra-miniature crystals are a smaller alternative to the standard HC-49
package where applications require compact board space. They are perfect for
applications requiring tight tolerances over wide temperature ranges.
Series CM1
CM4
CM5
Part Numbering Example: CM1 Z - A1 - B2 - C2 50 - 7.0 D18 - 3
CM1
Z
A1*
B2
C2
50
7.0
D18
-3
SERIES ADDED FEATURES OPERATING TEMP. STABILITY TOLERANCE RESISTANCE FREQUENCY LOAD CAP.
OVERTONE
CM1
D16,18,20,ETC. BLANK: FUND.
BLANK = BULK PACK A0 = -10°C ~ +60°C B1 = ±100 C1 = ±100 SEE CHART
CM4
-3: 3rd OT
BELOW
DS = SERIES
Z = TAPE AND REEL A1 = -10°C ~ +70°C B2 = ± 50 C2 = ± 50
CM5
-5: 5th OT
A2 = -40°C ~ +85°C B3 = ± 30 C3 = ± 30
-7: 7th OT
A3 = -55°C ~ +125°C B4 = ± 10 C4 = ± 10
-BT: BT Cut
*NOTE:
The above ABC combinations cover basic specification options. We tailor our crystal specifications
to meet customer requirements. Please contact our sales department if you don’t see exactly what you need.
Specifications:
Frequency Range:
Operating Temperature:
10.000 ~ 175.000 MHz
-10°C ~ + 70°C
-40°C ~ + 85°C
-55°C ~ + 125°C
±100
± 50
± 30
± 10
±100
± 50
± 30
± 10
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
CM1
Standard
CM4
Frequency Stability:
Standard
Frequency Tolerance:
(at 25°C)
Standard
Load Capacitance:
Resistance:
Standard:
Standard 18 pF or series.
Please specify your required load.
Maximum resistance corresponds to frequency.
See chart below.
Mode: Fundamental, 3rd, 5th, or 7th Overtone
Shunt Capacitance: 7 pF Max
Aging: ± 5 ppm/year
Drive Level: 1.0 mW Max
Third lead
Insulator pads
Tape and Reel (1K per Reel)
CM5
Optional Features:
Note 1: Not all combinations of the above tolerances, stabilities, and temperature
ranges are available. Consult the factory if your requirement is not standard.
Resistance Chart:
All resistances are maximum values.
EQUIVALENT SERIES RESISTANCE (ESR), MODE OF OPERATION (MODE), AND CUT
CM1
Frequency MHz
7.000~15.999
16.000~40.000
30.000~90.000
70.000~150.000
ESR(Ω)
50 Max
40 Max
70 Max
100 Max
Mode
Fund.
Fund.
Third OT
Fifth OT
CM4 & CM5
Frequency MHz
10.000~15.999
16.000~40.000
30.000~90.000
70.000~175.000
ESR (Ω)
60 Max
50 Max
80 Max
120 Max
Mode/cut
Fundamental
Fundamental
Third Overtone
Fifth Overtone
Cardinal Components, Inc., 155 Rt. 46 W, Wayne, NJ. 07470 TEL: (973)785-1333 FAX: (973)785-0053
http://www.cardinalxtal.com
E-Mail: cardinal@cardinalxtal.com
15
Test/Measurement
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