# NE556N (Component)
## Description
Timer
NE556N
PDIP-14_L19.7-W6.6-P2.54-LS8.3-BL
LCSC Part Number: C434517
JLCPCB Part Class: Extended Part
Manufactured by HGSEMI(华冠)
## Component Details
- **Owner:** lcsc
- **Created:** 11/3/2024
- **Last Updated:** 4/29/2025
- **Visibility:** Public
- **Manufacturer Part Number:** NE556N
- **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/1912111437_HGSEMI-NE556N_C434517.pdf
- **Part Type:** Timer
- **Product Info Url:** https://lcsc.com/product-detail/New-Arrivals_HGSEMI-NE556N_C434517.html
- **Manufacturer Name:** HGSEMI(华冠)
- **JLCPCB Part Class:** Extended Part
- **LCSC Part Number:** C434517
- **Package or Case Code:** PDIP-14_L19.7-W6.6-P2.54-LS8.3-BL
- **Used in:** 16 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/ne556n/texas-instruments.html?utm_currency=USD®ion=europe) | $0.5404 | 448 |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/NE556N/372495) | $0.52 | 3.2K |
| [HQonline](https://www.hqonline.com/product-detail/timer-chips-ti-ne556n-2500316395) | $0.55977 | 5 |
| [LCSC](https://www.lcsc.com/product-detail/C66175.html) | $0.6198 | 332 |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/NE556N?qs=gb35HGp1gQKUkn%252B6zgU6RA%3D%3D) | $0.69 | 3.8K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=NE556N) | $0.577 | 1K |
| [Verical](https://www.verical.com/pd/texas-instruments-timer-NE556N-40233?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Timer
- **MPN:** NE556N
- **Mount Type:** PCB
- **Package / Case Code:** PDIP
- **Pin Count:** 14
- **Logic Function:** Counter
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | DISCHARGE1 | |
| 2 | THRESHOLD1 | |
| 3 | CONTROLVOLTAGE1 | |
| 4 | RESET1 | |
| 5 | OUTPUT1 | |
| 6 | TRIGGER1 | |
| 7 | GND | |
| 8 | TRIGGER2 | |
| 9 | OUTPUT2 | |
| 10 | RESET2 | |
| 11 | CONTROL-VOLTAGE2 | |
| 12 | THRESHOLD2 | |
| 13 | DISCHARGE2 | |
| 14 | VCC | |
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*Generated from [https://www.flux.ai/lcsc/ne556n~xhmn](https://www.flux.ai/lcsc/ne556n~xhmn)*