ECS-.327-6-34R-TR

## **ECX-34R SMD CRYSTAL** 

The ultra-miniature ECX-34R is a very compact SMD Tuning Fork Crystal with a Max. **Low ESR of 50K Ω** .  The 3.2 x 1.5 x 0.9 mm ceramic package is ideal for mobile deivces, real time clocks, and wireless applications. 

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|**PARAMETERS**|**CONDITIONS**|**ECX-34R**|**ECX-34R**|**ECX-34R**|**UNITS**|
|---|---|---|---|---|---|
|||**MIN**|**TYP**|**MAX**||
|Frequency<br>~~————~~|Fo<br>~~————~~|~~————~~|32.768<br>~~————~~|~~————~~|KHz<br>~~————~~|
|Frequency Tolerance<br>~~————~~|@ +25°C<br>~~————~~|~~————~~|~~————~~|± 20 *<br>~~————~~|ppm<br>~~————~~|
|Temperature Coefficient<br>~~————~~|~~————~~<br>~~es~~|-0.028<br>~~————~~<br>~~es~~|-0.034<br>~~————~~<br>~~es~~|-0.040<br>~~————~~|ppm/°C²<br>~~————~~|
|Shunt Capacitance<br>~~es~~|Co<br>~~es~~<br>~~es~~<br>~~eee~~|~~es~~<br>~~es~~<br>~~es~~|1.3<br>~~es~~<br>~~es~~<br>~~es~~|~~es~~|pF<br>~~es~~|
|Load Capacitance<br>~~es~~|Specify in P/N<br>~~es~~<br>~~es~~<br>~~eee~~<br>~~es~~|~~es~~<br>~~es~~<br>~~es~~<br>~~es~~|12.5<br>~~es~~<br>~~es~~<br>~~es~~<br>~~es~~|~~es~~|pF<br>~~es~~|
|Drive Level<br>~~es~~|DL<br>~~eee~~<br>~~es~~<br>~~es~~<br>~~es rs ee~~|~~es ~~<br>~~es~~<br>~~es~~<br>~~rs ee~~|~~es~~<br>~~es~~<br>~~es~~<br>~~rs ee~~|0.5<br>~~es~~|μW<br>~~es~~|
|Equivalent Series Resistance<br>~~es~~|R1<br>~~es~~<br>~~es~~<br>~~es rs ee~~<br>~~es rs ee~~|~~es~~<br>~~es~~<br>~~rs ee~~<br>~~rs ee~~|~~es~~<br>~~es~~<br>~~rs ee~~<br>~~rs ee~~|50K<br>~~es~~|Ω<br>~~es~~|
|Insulation Resistance<br>~~es~~|@ 100V DC<br>~~es rs ee~~<br>~~es~~<br>~~es rs ee~~<br>~~eee~~|500M<br>~~rs ee~~<br>~~es~~<br>~~rs ee~~|~~rs ee~~<br>~~es~~<br>~~rs ee~~|~~es~~|Ω<br>~~es~~|
|Turnover Temperature<br>~~es~~|~~es rs ee~~<br>~~es~~<br>~~eee~~|+20<br>~~rs ee~~<br>~~es~~|+25<br>~~rs ee~~<br>~~es~~|+30<br>~~es~~|°C<br>~~es~~|
|Operating Temperature<br>~~————~~|Topr<br>~~eee~~<br>~~————~~|-40<br>~~————~~|~~————~~|+85<br>~~————~~|°C<br>~~————~~|
|Storage Temperature<br>~~————~~|Tstg<br>~~————~~<br>~~es~~|-55<br>~~————~~<br>~~es~~|~~————~~<br>~~es~~|+125<br>~~————~~|°C<br>~~————~~|
|Aging (First Year)<br>~~————~~<br>~~es~~|@ +25°C ±3°C<br>~~————~~<br>~~es~~<br>~~es~~|~~————~~<br>~~es~~<br>~~es~~|~~————~~<br>~~es~~<br>~~es~~|±3<br>~~————~~<br>~~es~~|ppm<br>~~————~~<br>~~es~~|



## **DIMENSIONS (mm)** 

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PAD CONNECTIONS<br>1  In/Out<br>2  Out/In<br>**----- End of picture text -----**<br>


_**Figure 2)** Suggested Land Pattern_ 

_**Figure 1)** Top, Side, and Bottom views_ _**Figure 2)** Suggested Land Pattern_ **PART NUMBERING GUIDE:  Example ECS-.327-12.5-34R-TR ECS -  FREQUENCY ABBREVIATION LOAD PACKAGE CUSTOM OPTIONS PACKAGING CAPACITANCE** Tolerance ~~eeee~~ ECS .327 = 32.768  KHz 12.5 = 12.5 pF -34R = ECX-34R Blank = ±20 ppm TR = Tape 9 = 9 pF * C = ± 10 ppm & Reel 7 = 7 pF 3K/Reel 6 = 6 pF *Contact ECS for availability 

Rev.2019 

## R - S **ECX-34R** COMPLIANT **SMD CRYSTAL** 

## **POCKET TAPE DIMENSIONS (mm)** 

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caTe[e]o<br>**----- End of picture text -----**<br>


**SOLDER PROFILE** Peak solder Temp +260°C Max 10 sec Max. 2 Cycles Max. MSL 1, Lead Finish Au 

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_**Figure 1)** Suggested Reflow Profile_