# Crystal, ECX-12Q Series, 32.768 kHz, 20 ppm, 9 pF

![Product image](https://novapart.co/image/farnell:4059386/)

**URL**: https://novapart.co/products/ECS-.327-9-12QS-TR/crystal-ecx-12q-series-32768-khz-20-ppm-9-pf
**SKU**: ECS-.327-9-12QS-TR
**Manufacturer**: ECS INC INTERNATIONAL
**Category**: Crystals & Oscillators || Crystals
**Price**: €0.6460
**Stock**: 200+
**Lead Time**: 190 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| Frequency Nom | 32.768kHz |
| Product Range | ECX-12Q Series |
| Load Capacitance | 9pF |
| Crystal Frequency | 32.768kHz |
| Crystal Case / Package | SMD, 2mm x 1.2mm |
| Frequency Stability + / - | - |
| Frequency Tolerance + / - | 20ppm |
| Operating Temperature Max | 125°C |
| Operating Temperature Min | -40°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4059386/)

**ECX-12Q** SMD 32.768 KHz Crystal 

The ultra-minature ECX-12Q is a very compact SMD AEC-Q200 Qualified Tuning Fork Crystal. 

**==> picture [58 x 8] intentionally omitted <==**

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## **OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS** 

## **ECX-12Q SMD CRYSTAL** 

- RoHS Compliant (2011/65/EU) 

- MSL:  1 

- AEC-Q200 Qualified 

- TS16949 certified production 

- PPAP Supported 

**DIMENSIONS (mm)** 

|**PARAMETERS**<br>**CONDITIONS**|**ECX-12Q**|**UNITS**|
|---|---|---|
||**MIN**<br>**TYP**<br>**MAX**||
|**Frequency**|32.768|KHz|
|**Frequency Tolerance**<br>@ +25°C<br>± 20 *<br>ppm<br>**Temperature Coefficient**<br>-0.028<br>-0.034<br>-0.040<br>ppm/°C²<br>~~———~~|||
|**Shunt Capacitance**<br>Co|1.2|pF|
|**Load Capacitance**<br>Specify in P/N|12.5|pF|
|**Drive Level**<br>DL<br>0.1<br>0.5<br>μW<br>~~es~~|||
|**Equivalent Series**<br>**Resistance**<br>R1<br>90K<br>Ω<br>**Insulation Resistance**<br>@ 100V DC<br>500M<br>Ω<br>~~ne~~|||
|**Turnover Temperature**<br>+20<br>+25<br>+30<br>°C<br>**Operating Temperature**<br>S Option<br>-40<br>+125<br>°C<br>~~——~~|||
|**Storage Temperature**<br>Tstg<br>-55<br>+125<br>°C<br>**Aging (First Year)**<br>@ +25°C ±3°C<br>±3<br>ppm<br>~~——~~|||
|CK|||
|**PAD CONNECTIONS**|||
|1<br>In/Out|**_Figure 2)_**_Suggested Land Pattern_||
|2<br>Out/In|||



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

## **PART NUMBERING GUIDE:  Example ECS-.327-12.5-12QS-TR** 

|**ECS -  FREQUENCY ABBREVIATION**|**ECS -  FREQUENCY ABBREVIATION**|**ECS -  FREQUENCY ABBREVIATION**|**ECS -  FREQUENCY ABBREVIATION**|**LOAD**||**PACKAGE**|**TOLERANCE**|**TOLERANCE**|**TOLERANCE**||**OPERATING**||**PACKAGING**|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|||||**CAPACITANCE**|||||||**TEMPERATURE**|||
|||||||||||||||
|.327 = 32.768  KHz<br>ECS<br>~~ee~~||||12.5 = 12.5 pF<br>9 = 9 pF<br>7 = 7 pF|-12Q = ECX-12Q<br>ee||||Blank = ±20ppm<br>* C = ± 10 ppm||N=-40 ~ +85°C<br>S=-40 ~ 125°C||TR = 3K/Reel<br>TR9 = 9K/Reel|



*Contact ECS for availability 

Rev.2022 

**ECX-12Q** SMD 32.768 KHz Crystal 

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

Cover Pa iia tapeFF = Carrier tape 1.45+0.1 **SOLDER PROFILE** Peak solder Temp +260°C Max 10 sec Max. 2 Cycles Max. MSL 1, Lead Finish Au 

_**Figure 1)** Suggested Reflow Profile_ 



## Links

- [View this product on Novapart](https://novapart.co/products/ECS-.327-9-12QS-TR/crystal-ecx-12q-series-32768-khz-20-ppm-9-pf)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/ecs-inc-international/ecs-327-9-12qs-tr/crystal-32-768khz-smd-2mmx1-2mm/dp/4059386)
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