CARDINAL COMPONENTS
Surface Mount HC-49
• Lower ESR than AT-Strip crystals
• SMD profile
• Grounded case better for EMI
Series C49J
Part Numbering Example: C49J Z - A1 B2 C2 180 - 3.579545 D18 - 3
C49J
Z
A1*
B2
C2
180
3.579545
D18
-3
SERIES ADDED FEATURES OPERATING TEMP. STABILITY TOLERANCE RESISTANCE FREQUENCY LOAD CAP.
OVERTONE
C49J BLANK = BULK PACK A0 = -10°C ~ +60°C B1 = ±100 C1 = ±100 SEE CHART
D16,18,20,ETC. BLANK: FUND.
-3: 3rd OT
BELOW
DS = SERIES
Z = TAPE AND REEL A1 = -10°C ~ +70°C B2 = ± 50 C2 = ± 50
-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:
1.8432 ~ 150.000 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
C49J
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
Vinyl Sleeves
Tape and Reel (1K per Reel)
Optional Features:
Note:
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
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
150
120
100
Max
Max
Max
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
80 Max
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
11
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