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Quartz
Crystals
Andhra Electronics Limited
manufactures high stability, low ageing crystals from 1 MHz to 170 MHz.
All crystals are manufactured in a class 1000 clean room environment.
Most crystals can be delivered in 7 days.
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Model
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Weld Type
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Frequency Range
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Features
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ROHS
Compatible
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Data Sheet
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HC-49/U
HC-49/T
HC-50/U
HC-42/U
HC-43/U
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Resistance Weld
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1.8432 MHz to 41 MHz (Fund)
20 MHz to 150 MHz (Overtone)
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High Stability, less than 2 ppm/year aging.
High Stability, less than 1 ppm/year aging.
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Cold Weld
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HC-49/U 3 lead
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Resistance Weld
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3 MHz to 41 MHz (Fund)
20 MHz to 150 MHz (Overtone)
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High Stability, less than 2 ppm/year aging.
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HC-49 U
Gull Wing
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Resistance Weld
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1.8432 MHz to 41 MHz (Fund)
20 MHz to 150 MHz (Overtone)
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High Stability, less than 2 ppm/year aging.
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HC-51/U
HC-48/U
HC-47/U
HC-36/U
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Resistance Weld
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1 MHz to 37 MHz (Fund)
20 MHz to 150 MHz (Overtone)
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High Stability, less than 2 ppm/year aging.
High Stability, less than 1 ppm/year aging.
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Cold Weld
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HC-51/U SMD
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Resistance Weld
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1 MHz to 37 MHz (Fund)
20 MHz to 150 MHz (Overtone)
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High Stability, less than 2 ppm/year aging.
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TO-5
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Cold Weld
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4 MHz to 40 MHz (Fund)
20 MHz to 125 MHz (Overtone)
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High Stability, less than 1 ppm/year aging.
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UM-1
UM-1 Slim
UM-1 Cold Weld
UM-1 3lead
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Resistance Weld
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7.5 MHz to 41 MHz (Fund)
20 MHz to 170 MHz (Overtone)
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High Stability, less than 2 ppm/year aging.
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Cold Weld
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UM-5
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Resistance Weld
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14 MHz to 37 MHz (Fund)
45 MHz to 120 MHz (Overtone)
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High Stability, less than 2 ppm/year aging.
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UM-1
SMD
Gull Wing
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Resistance Weld
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7.5 MHz to 40 MHz (Fund)
30 MHz to 150 MHz (Overtone)
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Metal Jacket, 2 ppm/year
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Unpackaged
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Monitor Crystals
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4 MHz to 10 MHz
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Chrome / Gold Plating
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Tuning Fork Crystal
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Tubular
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32.768 KHz
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20 ppm
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SMD Tuning Fork 2pads
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Ceramic Package
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32.768KHz
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20ppm
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HC49U/S HC49U/S-SMD
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Resistance Weld
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3 MHz to 75 MHz
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10 ppm, 20ppm, 30 ppm
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CRYSTAL-SMD AE 3225
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Seam Weld
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10 MHz to 50 MHz
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10 ppm, 15ppm, 20 ppm
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CRYSTAL-SMD AE 4025
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Seam Weld
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12 MHz to 26 MHz
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10 ppm, 15ppm, 20 ppm
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CRYSTAL-SMD AE 5032
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Seam Weld
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10 MHz to 40 MHz
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10 ppm, 15ppm, 20 ppm
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CRYSTAL-SMD AE 6035
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Seam Weld
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10 MHz to 80 MHz
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10 ppm, 15ppm, 20 ppm
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CRYSTAL-SMD AE 7050
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Seam Weld
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10 MHz to 80 MHz
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5ppm,10 ppm, 15ppm, 20 ppm
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Copyright © Andhra Electronics Ltd. Jan- 2006
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