# Crystal, ECX-34G Series, 32.768 kHz, 20 ppm, 0.034 ppm, 6 pF

![Product image](https://novapart.co/image/farnell:4059243RL/)

**URL**: https://novapart.co/products/ECS-.327-6-34G-TR/crystal-ecx-34g-series-32768-khz-20-ppm-0034-6-pf
**SKU**: ECS-.327-6-34G-TR
**Manufacturer**: ECS INC INTERNATIONAL
**Category**: Crystals & Oscillators || Crystals
**Price**: €0.3460
**Stock**: 1000+
**Lead Time**: 162 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| Frequency Nom | 32.768kHz |
| Product Range | 0 |
| Load Capacitance | 6pF |
| Crystal Frequency | 32.768kHz |
| Crystal Case / Package | SMD, 3.2mm x 1.5mm |
| Frequency Stability + / - | 0.034ppm |
| Frequency Tolerance + / - | 20ppm |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4059243RL/)

RoHS The sub miniature ECX-34G is a compact SMD tuning fork COMPLIANT crystal with a case ground.  The 3.2 x 1.5 x 0.9 mm ceramic package is ideal mobile devices, IoT and low noise applications. 

**ECX-34G SMD CRYSTAL Request a Sample** EME 

## **OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS** 

## **ECX-34G SMD CRYSTAL** 

**PARAMETERS CONDITIONS ECX-34G UNITS MIN TYP MAX** Frequency 32.768 KHz Frequency Tolerance at +25°C ± 20 °C Frequency Stability -40 to +85°C -0.028 -0.034 -0.040 ppm/°C² Shunt Capacitance Co 0.75 pF ~~a~~ Load Capacitance Specify in P/N 12.5 pF ~~ee~~ Drive Level 1 μW • Grounded Metal Cover Equivalent Series Resistance R1 70K Ω • 3.2 x 1.5 mm Footprint ~~es~~ • Low Power RTC Applications ~~es~~ Quality Factor Q 30K such as STM32 AN2867 Turnover Temperature +20 +25 +30 °C ~~— es~~ • RoHS Compliant ~~ee~~ Operating Temperature ~~ss~~ -40 +85 ppm ~~ee~~ Storage Temperature ~~ss~~ -55 +125 ppm ~~pC~~ Aging (First Year) @ +25°C ±3°C ±3 ppm 

## **DIMENSIONS (mm)** 

**==> picture [156 x 10] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 1)  Top, Side, and Bottom views<br>**----- End of picture text -----**<br>


|**PAD CONNECTIONS**|**PAD CONNECTIONS**|
|---|---|
|1|In/Out|
|2|Gnd or NC|
|3|Out/In|



_**Figure 2)** Suggested Land Pattern_ 

## **PART NUMBERING GUIDE:  Example ECS-.327-12.5-34G-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|||34G = ECX-34G|||Blank = ±20 ppm|||TR = Tape|
||||||6 = 6 pF||||||* C = ± 10 ppm|||& Reel|
|||||||||||||||3K/Reel|



Rev.2016 

*Contact ECS for availability 

## Ro Hl S **ECX-34G SMD CRYSTAL** 

## **POCKET TAPE & Reel DIMENSIONS** 

**==> picture [40 x 61] intentionally omitted <==**

**----- Start of picture text -----**<br>
Mm 7D<br>a, a,<br>|.<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 

_**Figure 1)** Suggested Reflow Profile_ 



## Links

- [View this product on Novapart](https://novapart.co/products/ECS-.327-6-34G-TR/crystal-ecx-34g-series-32768-khz-20-ppm-0034-6-pf)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/ecs-inc-international/ecs-327-6-34g-tr/crystal-32-768khz-smd-3-2mmx2/dp/4059243RL)
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