32.768kHz WATCH CRYSTAL, 8.3 x ø3.2MM CYLINDER PACKAGE
AB38T
RoHS
Pb
8.3 x ø3.2mm
Compliant
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APPLICATIONS:
FEATURES:
• Watch frequency
• Frequency range from 30kHz to 200kHz
• Excellent heat resistance.
• Real time clock
• Measuring instruments.
• Clock source for communication or A/V equipment.
STANDARD SPECIFICATIONS:
PARAMETERS
ABRACON P/N:
AB38T Series
Nominal frequency:
Operating temperature:
Storage temperature:
Turn-over temperature:
Frequency tolerance:
Temperature Coefficient:
Equivalent series resistance:
Shunt capacitance C0:
Load capacitance CL:
Motional capacitance C1:
Capacitance ratio:
32.768kHz
-10°C to + 60°C (see option)
-40°C to + 85°C
+25°C ± 5°C
± 20 ppm max.(see option)
-0.034 ± 0.006 ppm/ T²
30 k max.
Ω
1.60 pF typ.
12.5 pF typ. (see option)
0.0035 pF typ.
4600 typ.
Quality factor:
90,000 typ.
Drive level:
1.0 µW max.
Aging @ 25° C first year:
± 3 ppm max. (32.768kHz) and ± 5 ppm max. (others)
Insulation resistance:
500 Mohms min. at 100Vdc ± 15V
OPTIONS & PART IDENTIFICATION:
OUTLINE DRAWING:
(Left blank if standard)
AB38T- Frequency- - - - -
CL Option
Please specify load cap.
in pF (ex. 6pF)
Temperature options
Value Added Option
Formed leads
E
B
0°C to + 70°C
-20°C to + 70°C
M
Packaging option
Freq. Tolerance
Tape and Reel
(1000pcs/reel)
T
1*
± 10 ppm, max
± 15 ppm, max
7
Dimensions: Inches (mm)
* Please contact ABRACON
for availability
Visit www.abracon.com for Terms & Conditions of Sale
Revised: 10.24.08
ABRACON IS
ISO 9001 / QS 9000
CERTIFIED
30332 Esperanza, Rancho Santa Margarita, California 92688
tel 949-546-8000 | fax 949-546-8001| www.abracon.com