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AB308
APPLICATIONS:
FEATURES:
Pb
RoHS
Compliant
STANDARD SPECIFICATIONS:
30332
Esperanza, Rancho Santa Margarita, California
92688
tel 949-546-8000 | fax 949-546-8001 | www.abracon.com
Revised: 09.22.10
Visit www.abracon.com for Terms & Conditions of Sale
8.8 x ∅3.2
• High stability by tight vacuum sealing
• Miniature high frequency cylinder type crystal
• Suitable for wide range of application
• Clocks for microprocessor
• Consumer electronics
• Test equipment
• Computer peripherals
ABRACON IS
CERTIFIED
ABRACON IS
ISO9001:2008
CERTIFIED
HIGH FREQUENCY CYLINDRICAL TYPE
MICROPROCESSOR CRYSTAL
Parameters Minimum Typical Maximum Units Notes
4.001 26.999 Fundamental (std.)
27.000 70.000 3rd Overtone (std.)
Frequency Range
27.000 34.000
MHz
Fundamental (see
options)
Operation Mode Fundamental or 3rd Overtone
Operating Temperature -10 +60 ºC See options
Storage Temperature -40 +85 ºC
Frequency Tolerance @+25°C ±30 ppm See options
Frequency Stability over the Operating
Temperature ( ref. to +25°C) ±50 ppm See options
Equivalent series resistance (R1) See table 1 below Ω
Shunt capacitance (C0) 5 pF
Load capacitance (CL) 16 std. pF See options
Drive Level 100 µW
Aging@25°C±3°C ±5 ppm First year
Insulation Resistance 500 M Ω@ 100Vdc ± 15V
Table 1 – standard ESR
Frequency (MHz) ESR(Ω) max. Operation Mode
4.001 – 5.999 150 Fundamental
6.000 – 9.999 100 Fundamental
10.000 – 26.999 50 Fundamental
27.000 – 34.000 50 Fundamental
27.000 –36.000 100 3rd Overtone
36.001 – 70.000 80 3rd Overtone
|||||||||||||||
AB308
Pb
RoHS
Compliant
30332
Esperanza, Rancho Santa Margarita, California
92688
tel 949-546-8000 | fax 949-546-8001 | www.abracon.com
Revised: 09.22.10
Visit www.abracon.com for Terms & Conditions of Sale
8.8 x ∅3.2
ABRACON IS
CERTIFIED
ABRACON IS
ISO9001:2008
CERTIFIED
HIGH FREQUENCY CYLINDRICAL TYPE
MICROPROCESSOR CRYSTAL
OPTIONS AND PART IDENTIFICATION:
(Left blank if standard)
OUTLINE DRAWING:
AB308 - MHz - - - - - -
Frequency in MHz
Please specify the frequency
in MHz.
e.g. 14.31818MHz
Mode
F: Fund. For
27MHz ~ 34MHz
Freq. Stability
X(*): ± 20 ppm
Y: ± 30 ppm
* Standard temp. or
option E, B only
Operating Temp.
E: 0°C ~ +70°C
B: -20°C ~ +70°C
D: -40°C ~ +85°C
Load Capacitance (pF)
Please specify CL in pF
or S for series (10pF min.)
Please contact Abracon for
values under 10pF
Custom ESR if other
than STD
R□
□: Specify a value in Ω
(e.g.: R40)
Freq. Tolerance
2: ± 20 ppm
5: ± 50 ppm
Dimensions: inches (mm)
ATTENTION: Abracon Corporation’s products are COTS – Commercial-Off-The-Shelf products; suitable for Commercial, Industrial and, where designated, Automo-
tive Applications. Abracon’s products are not specifically designed for Military, Aviation, Aerospace, Life-dependant Medical applications or any application requir-
ing high reliability where component failure could result in loss of life and/or property. For applications requiring high reliability and/or presenting an extreme
operating environment, written consent and authorization from Abracon Corporation is required. Please contact Abracon Corporation for more information.
