Cardinal provides the most comprehensive range of crystal components available. From
standard microprocessors to custom-made crystals, Cardinal engineers and salespeople
are dedicated to providing the best technical support and services possible.
Microprocessor Crystals
CARDINAL COMPONENTS
Series C49
Part Numbering Example: C49 X - A1 B2 C2 180 - 3.579545 D18 - 3
C49
X
A1*
B2
C2
180
3.579545
D18
-3
SERIES ADDED FEATURES
C49
F = FORMED LEADS
W = VINYL SLEEVING
X = INSULATOR PAD
Y = THIRD LEAD
Z = TAPE AND REEL
BLANK=BULK PACK
OPERATING TEMP. STABILITY TOLERANCE RESISTANCE FREQUENCY LOAD CAP.
OVERTONE
BLANK: FUND.
A0 = -10°C ~ +60°C B1 = ±100 C1 = ±100 SEE CHART
D16,18,20,ETC.
-3: 3rd OT
BELOW
A1 = -10°C ~ +70°C B2 = ± 50 C2 = ± 50
DS = SERIES
-5: 5th OT
B3 = ± 30 C3 = ± 30
A2 = -40°C ~ +85°C
-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.
Frequency Range:
Specifications:
1.8432 ~ 100.000 MHz
Custom crystals available.
-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
C49
Standard
Operating Temperature:
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
Formed Leads
Vinyl Sleeves
Insulator Pads
Third Lead
Radial Tape and Reel (1K per Reel)
Optional Features:
Resistance Chart:
All resistances are maximum values.
EQUIVALENT SERIES RESISTANCE (ESR), MODE OF OPERATION (MODE), AND CUT
Frequency MHz
1.8432~1.999
2.000~2.399
2.400~2.999
3.000~3.199
3.200~3.499
3.500~3.599
3.600~3.899
3.900~3.999
4.000~4.099
4.100~4.999
ESR(Ω)
650 Max
550 Max
350 Max
250 Max
200 Max
180 Max
150 Max
120 Max
100 Max
80 Max
Mode/cut
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund/AT
Frequency MHz
5.000~5.999
6.000~6.999
7.000~7.999
8.000~9.999
10.000~12.999
13.000~32.768
24.000~29.999
30.000~74.999
75.000~119.999
120.000~150.000
ESR (Ω)
75 Max
50 Max
40 Max
35 Max
30 Max
25 Max
60 Max
40 Max
80 Max
100 Max
Mode/cut
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund./AT
Fund./AT
3rd Overtone/AT
3rd Overtone/AT
5th Overtone/AT
5th Overtone/AT
Note 1: Not all combinations of the above
tolerances, stabilities, and temperature
ranges are available. Consult the factory
if your requirement is not standard.
1801 Broadway St
Charlottesville, VA 22902, USA
Cardinal Components, Inc.
TEL:
(973)785-1333
E-MAIL: sales@cardinalxtal.com
WEB: http://www.cardinalxtal.com
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