Beckwith Electronics

824 Horan Drive, Fenton, Mo 63026
(636) 343-6463

(636) 343-7026 fax

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Abracon Corporation

Communication Crystals, Ultra Miniature, UM-1, UM-4, UM-5
Features:

  • Compact size.
  • Excellent frequency temperature characteristics across a wide temperature range.
  • High precision crystal.
  • Hermetically sealed.
Applications:

  • Pagers, Hand-held phones, Cordless phones, Communications equipment.
ABU
ABU4
ABU5


7.8 x 3.1 x 8.0mm

Standard Specifications - ABU, ABU4, and ABU5
Frequency Range - ABU (UM-1)6MHz - 200MHz
Frequency Range - ABU4 (UM-4)
& ABU5 (UM-5)
10MHz - 200MHz
Operation Mode6.00Mhz < F < 25.00MHz (Fundamental)
25.0MHz < F < 72.0MHz (3rd overtone)
72.00MHz < F < 160.0MHz (5th overtone)
160.0MHz < F < 20.00MHz (7th overtone)
Operating Temperature0°C to +70°C (See Options)
Storage Temperature-40°C to +125°C
Frequency Tolerance @ 25°C+50ppm max. (See Options)
Frequency Stability over Temp.+50ppm max. (See Options)
Equivalent Series Resistance
(ESR)

Fundamental

120 ohms max. for 6.0MHz < F < 7.0MHz
100 ohms max. for 7.0MHz < F < 8.0MHz
80 ohms max. for 8.0MHz < F < 10.0MHz
60 ohms max. for 10.0MHz < F < 11.0MHz
50 ohms max. for 11.0MHz < F < 12.0MHz
40 ohms max. for 12.0MHz < F < 14.0MHz
30 ohms max. for 14.0MHz < F < 25.0MHz
Equivalent Series Resistance
(ESR)
3rd Overtone
70 ohms max. for 25.0MHz < F < 72.0MHz
Equivalent Series Resistance
(ESR)
5th Overtone
100 ohms max. for 72.0MHz < F < 160.0MHz
Equivalent Series Resistance
(ESR)
7th Overtone
140 ohms max. for 160.0MHz < F < 200.0MHz
Shunt Capacitance Co7pf max.
Load Capacitance Cl18pf (See Options)
Drive Level1mW max., 100µW correlation
Aging @25°C First Year+3ppm max. (tighter aging available)
Insulation Resistance500M ohms min. at 100Vdc +15V
Environmental and Mechanical
Standard Markings
Recommended Handling
Application Notes
Reflow Notes
Value added

Ordering Options


Note: Left blank if standard - All specifications and markings subject to change without notice.

Part NumberH (max.)
UM-1 (ABU)0.315 (8.0)
UM-4 (ABU4)0.185 (4.7)
UM-5 (ABU5)0.236 (6.0)

Dimensions: Inches (mm)