ECS-.327-6-16R-TR

## RoHS 

The miniature ECX-16R is a very compact low ESR SMD Tuning Fork Crystal. Low ESR ideal for RTC and low power Microcontrollers. 

## **ECX-16R 32.768 KHz SMD Tuning Fork Crystal Request a Sample** | | | 

## **ECX-16R SMD CRYSTAL** 

- Lowest in class ESR 

- 1.6 x 1.0 mm Footprint 

- Extended Temp. Range 

- RoHS Compliant 

- Applications:  Wireless, COTS, Industrial, & IOT 

## **OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS** 

|**PARAMETERS**|**CONDITIONS**|**ECX-16R**|**ECX-16R**|**ECX-16R**|**UNITS**|
|---|---|---|---|---|---|
|||**MIN**|**TYP**|**MAX**||
|Frequency|||32.768||KHz|
|Frequency Tolerance|@ +25°C|||± 20 *|ppm|
|Load Capacitance|Specifyin P/N||12.5||pF|
|Drive Level<br>~~es~~|DL<br>~~es~~|~~es~~|~~es~~|0.5<br>~~es~~|μW<br>~~es~~|
|Equivalent Series Resistance<br>~~es~~|R1<br>~~es~~|~~es~~|~~es~~|60K<br>~~es~~|Ω<br>~~es~~|
|Motional Capacitance<br>~~es~~|~~es~~|~~es~~|7.5<br>~~es~~|~~es~~|fF<br>~~es~~|
|Turnover Temperature<br>~~po~~|~~po~~|+20<br>~~po~~|+25<br>~~po~~|+30<br>~~po~~|°C<br>~~po~~|
|Temperature Coefficient<br>~~po~~<br>~~po~~|~~po~~|-0.02<br>~~po~~|-0.03<br>~~po~~|-0.040<br>~~po~~|ppm/°C²<br>~~po~~|
|Shunt Capacitance<br>~~po~~|Co||1.5||pF|
|Aging (First Year)<br>~~po~~<br>~~es~~|@ +25°C ±3°C<br>~~es~~|~~es~~|~~es~~|±3<br>~~es~~|ppm<br>~~es~~|
|Operating Temperature<br>~~es~~|Topr<br>~~es~~|-40<br>~~es~~|~~es~~|+85<br>~~es~~|°C<br>~~es~~|
|Storage Temperature<br>~~ee~~|Tstg<br>~~ee~~|-55<br>~~ee~~|~~ee~~|+125<br>~~ee~~|°C<br>~~ee~~|



## **DIMENSIONS (mm)** 

|**PAD CONNECTIONS**|**PAD CONNECTIONS**|
|---|---|
|1|In/Out|
|2|Out/In|



_**Figure 2)** Suggested Land Pattern_ 

_**Figure 1)** Top, Side, and Bottom views_ 

## **PART NUMBERING GUIDE:  Example ECS-.327-12.5-16R-TR** 

|**ECS -  FREQUENCY ABBREVIATION**|**ECS -  FREQUENCY ABBREVIATION**|**ECS -  FREQUENCY ABBREVIATION**|**ECS -  FREQUENCY ABBREVIATION**||**LOAD**|||**PACKAGE**||**CUSTOM OPTIONS**|**CUSTOM OPTIONS**|||**PACKAGING**|**PACKAGING**||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
||||||**CAPACITANCE**||||||Tolerance|Tolerance|Tolerance||||
||||||||||||||||||
|ECS||.327 = 32.768  KHz|||12.5 = 12.5 pF<br>9 = 9 pF|||-16R = ECX-16R|||Blank = ±20 ppm<br>* C = ± 10 ppm|||TR = Tape<br>& Reel|||
||||||7 = 7 pF||||||||||||
||||||6 = 6 pF||||||||||||
|||||||||||*Contact ECS for availability|||||||
|||||||||||||||Rev.2020|||



**ECX-16R 32.768 KHz SMD Tuning Fork Crystal** 

## RoH S 

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

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

_**Figure 1)** Suggested Reflow Profile_