QEHC49H3

HC49/S Crystal – Through Hole packaged

Specification (rev-D)

June 29

Freque ncy

1

TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.

Electrical Characteristics

Electrical Parameters

Unit Minimum Typical Maximum

Test conditions

Frequency range

MHz

3.200

66.000

Frequency Tolerance (at 25°C) ± ppm

10

30

50

Refer to Ordering Information

Temperature Stability

± ppm

10

30

50

Refer to Ordering Information

Operating Temperature Range

°C

-20/+70

-40/+85

Refer to Ordering Information

Storage temperature range

°C

-40

+85

pF

7.0

Load capacitance

pF

10pF ~ 32pF or series

Refer to Ordering Information

Drive level

µW

100

500

Aging (First Year)

± ppm

5

Ref at 25°C

Insulator resistance

MΩ

500

Customized specification upon request

ESR vs. frequency range and Mode of vibration

Mechanical Characteristics

Marking for QEHC49H3

Frequency in MHz (6 digits)

On top

Frequency range (MHz) Mode of vibration Max ESR (Ω) Frequency range (MHz) Mode of vibration Max ESR (Ω)

3.200 to 4.499

Fund.

150

9.000 to 9.999

Fund.

60

4.500 to 5.999

Fund.

120

10.000 to 12.999

Fund.

50

6.000 to 6.999

Fund.

100

13.000 to 30.000

Fund.

40

7.000 to 7.999

Fund.

90

30.000 to 66.000

3rd

80

8.000 to 8.999

Fund.

80

H = 3.56 [0.140] max

5.0 [0.197] max

Mechanical conditions

Vibration 10g, 10Hz to 2KHz

according to standard CEI

68-2-63

Shocks

100g, 6ms according to

standard CEI 68-2-27

compliant.