Package Size: 12.5 × 4.5 × 4.1
Frequency Range: 3.2 ~ 48
Frequency Tolerance[10^-6@+25℃]: ±10ppm, ±20ppm
Temperature Range: -20℃ ~ +70℃, -40℃ ~ +85℃
RoHS And Pb Free:
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Product details

Feature

  • AT-cut Crystal Construction
  • High Q quartz Crystals
  • Wide operating temperature range
  • Low cost

Application

  • Consumer Electronics
  • Home Devices
  • Communication, Test equipment
  • Portable Devices

Overview

SM is a low-cost, in-line MHz quartz crystal, which can meet the standard operating temperature range of -40°C~+85°C and provide a frequency tolerance of ±10ppm at room temperature.

Electrical Specifications

Item

Symb.

Min.

Typ.

Max.

Unit

Notes

Frequency Range

Freq.

3.200


48.000

MHz


Oscillation Mode


FundamentalAT-cut


Frequency Tolerance

△f/f



±10

ppm

at 25℃±2℃

Operating Temperature

T_use

-20


70


-40


85


Storage Temperature Range

T_sta

-55


125


Shunt Capacitance

C0



7

pF


Drive Level

DL


100

500

μW


Load Capacitance

CL

8


20

pF


Equivalent Series Resistance

ESR



150

Ω

3.200MHz≤ Freq. 3.579MHz



120

Ω

3.579MHz≤ Freq. 4.000MHz



100

Ω

 4.000MHz≤ Freq. 5.000MHz



80

Ω

5.000MHz≤ Freq. 6.000MHz



60

Ω

6.000MHz≤ Freq. <10.000MHz



35

Ω

 10.000MHz≤ Freq. 14.000MHz



30

Ω

14.000MHz≤ Freq.20.000MHz



25

Ω

20.000MHz≤ Freq. ≤ 48.000MHz

Insulation Resistance

IR



500

at DC 100V

Aging

f_age



3

ppm

1st. Year at 25℃

 

Mechanical Dimensions

SM.jpg


Frequency Stability & Operating Temperature Range

Operating Temperature Range

Frequency Stability

±10ppm

±15ppm

±20ppm

±30ppm

-20℃ to +70℃

-40℃ to +85℃


Available    Conditional


Selection Guide
Description of Requirement

Select the required package specification and product seriesHC-49S/SMD;SM Series

Select the desired frequency3.579545MHz

Determining the Load Capacitance Value of the Crystal(CL):20pF

Select the desired frequency stability±20ppm

Select the desired operating temperature range-40℃~+85℃

The product you need isSM Series 3.579545MHz 20pF ±20ppm -40℃~+85℃  

Nominal Frequency and Typical Load Capacitance (CL) Value Reference
Nominal Frequency [MHz]Load Capacitance[CL ,Styp.]Nominal Frequency [MHz]Load Capacitance[CL ,Styp.]
3.579545
10pF;12pF;15pF;20pF13.560
10pF;12pF;15pF;20pF
3.686410pF;12pF;15pF;20pF16.000
10pF;12pF;15pF;20pF
4.000
10pF;12pF;15pF;20pF20.000
10pF;12pF;15pF;20pF
4.096
10pF;12pF;15pF;20pF24.00010pF;12pF;15pF;20pF
4.9152
10pF;12pF;15pF;20pF24.576
10pF;12pF;15pF;20pF
5.5296
10pF;12pF;15pF;20pF25.000
10pF;12pF;15pF;20pF
6.000
10pF;12pF;15pF;20pF27.00010pF;12pF;15pF;20pF
6.745810pF;12pF;15pF;20pF27.120
10pF;12pF;15pF;20pF
7.3728
10pF;12pF;15pF;20pF30.000
10pF;12pF;15pF;20pF
8.000
10pF;12pF;15pF;20pF
32.000
10pF;12pF;15pF;20pF
10.000
10pF;12pF;15pF;20pF36.000
10pF;12pF;15pF;20pF
11.0592
10pF;12pF;15pF;20pF40.000
10pF;12pF;15pF;20pF
12.000
10pF;12pF;15pF;20pF48.00010pF;12pF;15pF;20pF
12.28810pF;12pF;15pF;20pF

13.52127
10pF;12pF;15pF;20pF


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