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SPK ELECTRONICS CO., LTD.
3.2~70mhz  size: HC-49/US





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Item Number.:
Quartz Crystal SPK-HC-49/US
Product Name:
3.2~70mhz size: HC-49/US
Features:

SPK-HC/49US

Typical applications:

Motherboard of computer,consumer electronics,CD-ROM VTR,Data communication,Automotive electronics, Modem , TV game

Features:

Low profile,bulk,, offer fitted insulator, Large range of choice of frequency,Resistance weld

ELECTRICAL SPECIFICATIONS :

SPK TYPE

SPK-49US

Crystal Holder Prefix :

49US: 3.5 mm holder hight 49USS : 2.5 mm holder heihgt

Frequency Range : Fundamental Mode

3rd overtone Mode

3.2 MHZ ~ 30MHZ

27MHZ~ 70 MHZ

Crystal Cut

AT –CUT or 3rd AT-CUT

Load Capacitance

Series or 8 to 50 PF

Calibration Tolerance (at 25 )

+/-10ppm ~ +/-50ppm

Frequency Stability

+/-10ppm ~ +/-50ppm

Operating temperature range

0~50 , -10~60,-20~70,-30~80

-40~85

Shunt Capacitance ( Co )

7 pF maximum

Equivalent series resistance ( E.S.R.)

See table 1

Aging (per year at +25 )

+/-3 ppm

Drive Level

0,0.5,0.1,0.2,0.5,1.0mW (to be specified by customer)

Insulation resistance

>500M min/DC100V

Please confult for other specifications.

Table 1 : Equivalent series resitance ( ESR Ω )

Frequency Mhz

E.S.R. max.

Frequency Mhz

E.S.R. max.

3.2MHZ ~ 3.4MHZ

300

13.0MHZ~30.0MHZ

40

3.5MHZ~ 4.0MHZ

150

24.0MHZ~40.0MHZ

40

4.1MHZ ~ 4.9MHZ

120

40.1MHZ~48.0MHZ

30

5.0MHZ ~ 5.9MHZ

100

27.0MHZ~30.0MHZ(3rd)

150

6.0MHZ ~ 8.9MHZ

80

30.1MHZ~50.0MHZ(3rd)

100

9.0MHZ ~9.9 MHZ

60

50.1MHZ~70.0MHZ(3rd)

80

10.0MHZ~12.9 MHZ

50

 
 
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