# CRYSTAL, 4MHZ, 20PF, HC-49S

![Product image](https://novapart.co/image/farnell:2142509/)

**URL**: https://novapart.co/products/AS-4.000MAHK-B/crystal-4mhz-20pf-hc-49s
**SKU**: AS-4.000MAHK-B
**Manufacturer**: TXC
**Category**: Crystals & Oscillators || Crystals
**Price**: €0.2140
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Crystal Case | Through Hole, 11.5mm x 5mm |
| Frequency Nom | 4MHz |
| Product Range | AS Series |
| Load Capacitance | 20pF |
| Frequency Stability + / - | 30ppm |
| Frequency Tolerance + / - | 30ppm |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:2142509/)

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## Electrical Specifications 

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|||||||||||
|---|---|---|---|---|---|---|---|---|---|
|Item|/ Type|AS|
|Frequency|Range|4~ 25 MHz|
|Overtone|Fundamental|
|Frequency Tolerance|(at 25|°C)|+|30 ppm|
|Frequency|Stability Over Operating Temperature|Range|+|30 ppm|Max.|
|Operating Temperature|Range|- 40 ~ +85|°C|
|Drive|Level|10|un W|(typical)|[;]|[300]|1|W|(Max.)|
|Load|Capacitance|12|pF,|or specify|
|Storage Temperature|Range|- 40 ~ +85|°C|
|Reliability Standard|AEC-Q200 VER.C|

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## Equivalent Series Resistance(ESR) 

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||||||
|---|---|---|---|---|
|Fundamental|
|4~6MHz ||150Q|Max.|
|6 ~8MHz|| 1202|Max.|
|8~10MHz||80|Max.|
|10~12MHz|||70|Q|Max.|
|12~16MHz||60|Q|Max.|
|16|~25MHz||509|Max.|

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## | Dimensions 

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Units: mm 

24 



## Links

- [View this product on Novapart](https://novapart.co/products/AS-4.000MAHK-B/crystal-4mhz-20pf-hc-49s)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/en-ES/txc/as-4-000mahk-b/crystal-4mhz-20pf-hc-49s/dp/2142509)
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