29 Journey • Aliso Viejo, CA 92656 • USA
(949) 448-7070 • FAX: (949) 448-8484
E-MAIL:abinfo @abracon.com • INTERNET ADDRESS: www.abracon.com
ABRACON IS
ISO 9001 / QS 9000
CERTIFIED
CORPORATION
ABRACON
-20-
®
NOTE: Left blank if standard • All specifications and markings subject to change without notice
MICROPROCESSOR CRYSTALS
AT 49 LOW PROFILE 4-PAD
ABSM3A and ABSM3B
Frequency Range 3.5 MHz - 25 MHz
Operation Mode Fundamental, AT
Operating Temperature -10°C to + 60° C
(See Options)
Storage Temperature -55°C to + 125° C
Frequency Tolerance @25°C ±50 ppm max.
(See Options)
Frequency Stability over Temp. ±50 ppm max.
(See Options)
Equivalent Series Resistance 200 Ωfor 3.5 MHz < F < 4.0 MHz
(ESR) Maximum 150 Ωfor 4.0 MHz < F < 6.0 MHz
100 Ωfor 6.0 MHz < F < 10.0 MHz
80 Ωfor 10 MHz < F < 14.0 MHz
50 Ωfor 14 MHz < F <
_ 25 MHz
Shunt Capacitance C07 pF max.
Load Capacitance CL16pF
(See Option)
Drive Level 100µΩmax.
Aging @25° C First Year ± 5 pp m max.
Insulation Resistance 500 MΩmin. at 100 Vdc ± 15V
SSTTAANNDDAARRDD SSPPEECCIIFFIICCAATTIIOONNSS
SSTTAANNDDAARRDD SSPPEECCIIFFIICCAATTIIOONNSS
Frequency Range 3.579 MHz - 60 MHz
Operation Mode 3.579 MHz - 28 MHz (Fundamental)
28.01 MHz - 60 MHz (3rd overtone)
(Fundamental Frequency up to 50 MHz)
Operating Temperature -10°C to +60°C
(See Options)
Storage Temperature -40° to +85° C
Frequency Tolerance @25°C ± 50 ppm max.
(See Options)
Frequency Stability over Temp. ± 100 ppm max.
(See Options)
Equivalent Series Resistance 180 Ωmax. for F ~ 3.579 MHz - 3.999 MHz
(ESR) 150 Ωmax. for F ~ 4.000 MHz - 4.999 MHz
100 Ωmax. for F ~ 5.000 MHz - 6.999 MHz
50 Ωmax. for F ~ 7.000 MHz - 14.99 MHz
40 Ωmax. for F ~ 15.00 MHz - 50.00 MHz
3rd Overtone 100 Ωmax. for F ~ 28.01 MHz - 60.00 MHz
Shunt Capacitance C07 pF max.
Load Capacitance CL18 pF
(See Options)
Drive Level 1 mW max., 100 µW correlation
Aging @25°C per Year ± 5 ppm max.
Insulation Resistance 500 M Ωmin. at 100 Vdc ± 15V
APPLICATIONS:
•Modems, communications and density equipment
FEATURES:
•Excellent all-purpose surface-mount crystal.
• Two different pin connects available.
• Four pad land pattern compatible with common plastic molded designs.
Please see environmental, and mechanical specifications on page 68, Group 1.
Marking, see page 76. Tape and Reel, see pages 74-75 (1,000 pcs / reel).
ABSM3X - Frequency - CL - ESR - Temperature - Tolerance - Stability - Mode - Packaging
XX.XXXX MHz
RXXX
(value in Ω)
-1 for
±
10 ppm
-7 for
±
15 ppm
-2 for
±
20 ppm
-3 for
±
25 ppm
-4 for
±
30 ppm
- T
(Tape &Reel)
-F (Fundamental AT > 28 MHz)
- FB (Fundamental BT > 28 MHz)
-U for
±
10 ppm
-X for
±
20 ppm
-W for
±
25 ppm
-Y for
±
30 ppm
-H for
±
35 ppm
-Z for
±
50 ppm
-E for 0°C to + 70°C
-B for -20°C to + 70°C
-C for -30°C to + 70°C
-N for -30°C to + 85°C
-D for -40°C to + 85°C
OORRDDEERRIINNGG OOPPTTIIOONNSS
OORRDDEERRIINNGG OOPPTTIIOONNSS
Load cap.in pF or
-S for Series
A or B
Dimensions: Inches (mm)
PIN CONNECTIONS
H = 0.18 max (4.6) for F > 20.00 MHz
H = 0.20 max (5.1) for F >
_3.579 MHz
ABSM 3A ABSM 3B
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