# Crystal, E1S Series

![Product image](https://novapart.co/image/farnell:3572952RL/)

**URL**: https://novapart.co/products/E1SCA18-14.7456M%20TR/crystal-e1s-series
**SKU**: E1SCA18-14.7456M TR
**Manufacturer**: ECLIPTEK
**Category**: Crystals & Oscillators || Crystals
**Price**: €0.1390
**Stock**: 500+
**Lead Time**: 106 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | 2-ethoxyethyl acetate (25-Jun-2025) |
| Frequency | 14.7456MHz |
| No. Of Pins | 2Pins |
| Product Range | E1S Series |
| Frequency Stability | ± 100ppm |
| Frequency Tolerance | ± 50ppm |
| Oscillator Mounting | SMD |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3572952RL/)

## **E1SCA18-14.7456M** PART NUMBER DATA SHEET 

## **REGULATORY COMPLIANCE** 

## **(Data Sheet downloaded on Sep 22, 2020)** 

2011/65 + 2015/863 iy 191 SVHC 

## **ITEM DESCRIPTION** 

Quartz Crystal Resonator HC49/UP Short 2 Pad Surface Mount (SMD) 3.2mm Height Metal Resistance Weld Seal 14.7456MHz ±50ppm at 25°C, ±100ppm over -40°C to +85°C 18pF Parallel Resonant 

## **ELECTRICAL SPECIFICATIONS** 

|**Nominal Frequency**|14.7456MHz|
|---|---|
|**Frequency Tolerance/Stability**|±50ppm at 25°C, ±100ppm over -40°C to +85°C|
|**Aging at 25°C**|±5ppm/year Maximum|
|**Load Capacitance**|18pF Parallel Resonant|
|**Shunt Capacitance**|7pF Maximum|
|**Equivalent Series Resistance**|70 Ohms Maximum|
|**Mode of Operation**|AT-Cut Fundamental|
|**Drive Level**|1mWatt Maximum|
|**Storage Temperature Range**|-55°C to +125°C|
|**Insulation Resistance**|500 Megaohms Minimum(Measured at 100Vdc)|



|**ENVIRONMENTAL & MECHANICAL SPECIFICATIONS**|**ENVIRONMENTAL & MECHANICAL SPECIFICATIONS**|
|---|---|
|**ESD Susceptibility**|MIL-STD-883, Method 3015, Class 1, HBM: 1500V|
|**Fine Leak Test**|MIL-STD-883, Method 1014, Condition A|
|**Flammability**|UL94-V0|
|**Gross Leak Test**|MIL-STD-883, Method 1014, Condition C|
|**Mechanical Shock**|MIL-STD-202, Method 213, Condition C|
|**Moisture Resistance**|MIL-STD-883, Method 1004|
|**Moisture Sensitivity**|J-STD-020, MSL1|
|**Resistance to Soldering Heat**|MIL-STD-202, Method 210, Condition K|
|**Resistance to Solvents**|MIL-STD-202, Method 215|
|**Solderability**|MIL-STD-883, Method 2003|
|**Temperature Cycling**|MIL-STD-883, Method 1010, Condition B|
|**Vibration**|MIL-STD-883, Method 2007, Condition A|



~~**www.ecliptek.com | Specification Subject to Change Without Notice  |  Revision H 11/09/2015 |  Page 1 of 4**~~ 

**Ecliptek, LLC** 5458 Louie Lane, Reno, NV 89511 

1-800-ECLIPTEK or 714.433.1200 

## **E1SCA18-14.7456M** 

**MECHANICAL DIMENSIONS (all dimensions in millimeters)** 3.20 MAX ~~“= g~~ 13.30 MAX ~~t~~ o ~~k tt~~ 4.85 MAX 4.88 ±0.20 ~~e~~ a ~~l~~ 0.50 MIN (x2) 0.80 ±0.30 (x2) ~~FL~~ 11.60 MAX NOTE: Coplanarity 0.360 MAX 

**LINE MARKING** 1 **E14.745M** _E=Ecliptek Designator_ ~~a~~ 

## **Suggested Solder Pad Layout** 

All Dimensions in Millimeters 

5.5 (X2) 2.0 (X2) ~~—— el~~ 4.0 ~~r~~ e Solder Land (X2) 

All Tolerances are ±0.1 

~~**www.ecliptek.com | Specification Subject to Change Without Notice  |  Revision H 11/09/2015 |  Page 2 of 4** a~~ **Ecliptek, LLC** 5458 Louie Lane, Reno, NV 89511 1-800-ECLIPTEK or 714.433.1200 

## PART NUMBER DATA SHEET **E1SCA18-14.7456M** 

## **Recommended Solder Reflow Methods** 

## **High Temperature Infrared/Convection** 

|**TS MAX to TL (Ramp-up Rate)**|3°C/Second Maximum|
|---|---|
|**Preheat**||
|**- Temperature Minimum (TS MIN)**|150°C|
|**- Temperature Typical (TS TYP)**|175°C|
|**- Temperature Maximum (TS MAX)**|200°C|
|**- Time(tS MIN)**|60 - 180 Seconds|
|**Ramp-up Rate(TL to TP)**|3°C/Second Maximum|
|**Time Maintained Above:**||
|**- Temperature (TL)**|217°C|
|**- Time(tL)**|60 - 150 Seconds|
|**Peak Temperature(TP)**|260°C Maximum for 10 Seconds Maximum|
|**Target Peak Temperature(TP Target)**|250°C +0/-5°C|
|**Time within 5°C of actualpeak(tp)**|20 - 40 Seconds|
|**Ramp-down Rate**|6°C/Second Maximum|
|**Time 25°C to Peak Temperature(t)**|8 Minutes Maximum|
|**Moisture Sensitivity Level**|Level 1|
|**Additional Notes**|Temperatures shown are applied to bodyof device.|



~~**www.ecliptek.com | Specification Subject to Change Without Notice  |  Revision H 11/09/2015 |  Page 3 of 4**~~ 

**Ecliptek, LLC** 5458 Louie Lane, Reno, NV 89511 

1-800-ECLIPTEK or 714.433.1200 

## PART NUMBER DATA SHEET **E1SCA18-14.7456M** 

## **Recommended Solder Reflow Methods** 

## **Low Temperature Infrared/Convection 245°C** 

|**TS MAX to TL (Ramp-up Rate)**|5°C/Second Maximum|
|---|---|
|**Preheat**||
|**- Temperature Minimum (TS MIN)**|N/A|
|**- Temperature Typical (TS TYP)**|150°C|
|**- Temperature Maximum (TS MAX)**|N/A|
|**- Time(tS MIN)**|30 - 60 Seconds|
|**Ramp-up Rate(TL to TP)**|5°C/Second Maximum|
|**Time Maintained Above:**||
|**- Temperature (TL)**|150°C|
|**- Time(tL)**|200 Seconds Maximum|
|**Peak Temperature(TP)**|245°C Maximum|
|**Target Peak Temperature(TP Target)**|245°C Maximum 2 Times / 230°C Maximum 1 Time|
|**Time within 5°C of actualpeak(tp)**|10 Seconds Maximum 2 Times / 80 Seconds Maximum 1 Time|
|**Ramp-down Rate**|5°C/Second Maximum|
|**Time 25°C to Peak Temperature(t)**|N/A|
|**Moisture Sensitivity Level**|Level 1|
|**Additional Notes**|Temperatures shown are applied to bodyof device.|



## **Low Temperature Manual Soldering** 

185°C Maximum for 10 Seconds Maximum, 2 times Maximum. (Temperatures shown are applied to body of device.) 

## **High Temperature Manual Soldering** 

260°C Maximum for 5 Seconds Maximum, 2 times Maximum. (Temperatures shown are applied to body of device.) 

~~**www.ecliptek.com | Specification Subject to Change Without Notice  |  Revision H 11/09/2015 |  Page 4 of 4**~~ 

**Ecliptek, LLC** 5458 Louie Lane, Reno, NV 89511 

1-800-ECLIPTEK or 714.433.1200 



## Links

- [View this product on Novapart](https://novapart.co/products/E1SCA18-14.7456M%20TR/crystal-e1s-series)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/ecliptek/e1sca18-14-7456m-tr/ceramic-resonator-14-7456mhz-smd/dp/3572952RL)
---

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