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Cardinal Components, Inc., 155 Rt. 46 W,Wayne, NJ. 07470TEL: (973)785-1333 FAX: (973)785-0053
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CARDINAL COMPONENTS
CPT
Specifications:
Frequency Range:
32.768 KHz
Custom frequencies available.
Operating Temperature:
-40°C ~ +85°C
Standard
Temperature Coefficient:
-(0.035 ± 0.008) ppm/°C2
Frequency Tolerance:
± 20 ppm
(at 25°C)
Load Capacitance:
12.5 pF
Other values are available.
Shunt Capacitance:
1.35 pF
Typical
Resistance:
50,000
Max
Standard:
Shunt Capacitance: 0.85 pF typ.
Motional Capacitance: 2.0 fF typ.
Aging: ± 3 ppm/year Max
Drive Level: 1.0 W Max
Packaging: Tape & Reel (2K per Reel)
Plastic Surface Mount Watch Crystals
Extended operating temperature
Two industry standard pin connections
Uniform, stable performance
Part Numbering Example: CPTA Z - A1 B2 C5 - 32.768K D12.5
*
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.
Series
LOAD CAP.
D12.5 pF
D12.5
FREQUENCY
32.768K
TOLERANCE
C1 = ±100
C2 = ± 50
C3 = ± 30
C4 = ± 10
C5 = ± 20
C5
SERIES
CPTA
CPTB
CPTA
ADDED FEATURES
BLANK = BULK PACK
Z = TAPE AND REEL
Z
OPERATING TEMP.
A0 = -10°C ~
+60°C
A1 = -10°C ~
+70°C
A2 = -40°C ~
+85°C
A3 = -55°C ~ +125°C
A1*
STABILITY
B1 = ±100
B2 = ± 50
B3 = ± 30
B4 = ± 10
B2
CPTA
CPTB