FEATURES

• Low Cost

• Fundamental to 50 MHz

OPTIONS

• Tolerances to < 10 PPM

• Stabilities to < 5 PPM

• Temperatures to -40ºC ~ +85ºC

All dimensions are in millimeters.

Consult Fox Customer Service for specific requirements.

2

Lead free solder reflow profile is not recommended for the HC49SPX

All specifications subject to change without notice. Rev.

4/04/05

Learn more about:

Part Marking Identification

Tape and Reel Specification

Internet required

3.200 ~ 70.000 MHz

±50 PPM

±50 PPM

-20ºC ~ +70ºC

-40ºC ~ +85ºC

7.0 pF

10 pF ~ Series

(Customer Specified)

0.5 mW

±5 PPM

Frequency Range

Frequency Stability, ref @ 25ºC

Over Operating Temp Range

Temperature Range

Operating

Storage

Shunt Capacitance

(Co)

Load Capacitance

Drive Level

Aging @ 25ºC; per year

PARAMETERS

3.200 ~ 3.500

3.500+ ~ 4.000

4.000+ ~ 5.000

5.000+ ~ 6.000

6.000+ ~ 7.000

7.000+ ~ 9.000

9.000+ ~ 13.000

13.000+ ~ 20.000

20.000+ ~ 50.000

27.000 ~ 70.000

Frequency Range

(MHz)

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

Fundamental

3rd OT

300

200

150

120

100

80

60

40

30

100

Operating Mode

Max ESR

Ω

Ω

Ω

Ω

Ω

RESISTANCE WELD LOW PROFILE CRYSTAL

MODEL: HC49SPX

2

Frequency

Stability

Operating

Temperature

-20 ~ +70 ºC

Frequency

Range (MHz)

3.200 ~ 70.000

HC49SPX

Model

Number

Part Number

448-Frequency-xxxxx

• PART NUMBER SELECTION

±50 PPM

Learn More - Internet Required

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© 2005 FOX ELECTRONICS

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