# HEF4541BT,518 (Component)

## Description

Timer
HEF4541BT,518
SO\-14\_L8\.9\-W3\.9\-P1\.27\-LS6\.0\-BL
LCSC Part Number: C551502
JLCPCB Part Class: Extended Part
Manufactured by Nexperia\(安世\) 

## Component Details

- **Owner:** lcsc
- **Created:** 10/17/2024
- **Last Updated:** 4/22/2025
- **Visibility:** Public
- **Manufacturer Part Number:** HEF4541BT,518
- **Part Type:** Timer
- **JLCPCB Part Class:** Extended Part
- **Package or Case Code:** SO\-14\_L8\.9\-W3\.9\-P1\.27\-LS6\.0\-BL
- **LCSC Part Number:** C551502
- **Product Info Url:** https://lcsc\.com/product\-detail/presales\_Nexperia\-HEF4541BT\-518\_C551502\.html
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/2407250958\_Nexperia\-HEF4541BT\-518\_C551502\.pdf
- **Manufacturer Name:** Nexperia\(安世\)

## Distributor Pricing (qty 1)

*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*

| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Digi\-Key](https://www.digikey.com/en/products/detail/nexperia-usa-inc/HEF4541BT-518/1966207) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C551502.html) | $0\.7855 | 0 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Nexperia/HEF4541BT518?qs=me8TqzrmIYWphtbuocj9vw%253D%253D) | N/A | N/A |
| [Verical](https://www.verical.com/pd/nexperia-timer-HEF4541BT-518-5873038?utm_currency=USD) | N/A | N/A |

- **Part Type:** Integrated Circuits
- **Sub-Type:** Timer
- **Manufacturer:** Nexperia
- **MPN:** HEF4541BT,518
- **Mount Type:** PCB
- **Package / Case Code:** Other
- **Pin Count:** 14
- **Logic Function:** Counter
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | RTC | Unspecified |
| 2 | CTC | Unspecified |
| 3 | RS | Unspecified |
| 4 | NC | Unspecified |
| 5 | \~\{AR\} | Unspecified |
| 6 | MR | Unspecified |
| 7 | VSS | Unspecified |
| 8 | O | Unspecified |
| 9 | PH | Unspecified |
| 10 | MODE | Unspecified |
| 11 | NC | Unspecified |
| 12 | A0 | Unspecified |
| 13 | A1 | Unspecified |
| 14 | VDD | Unspecified |

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*Generated from [https://flux\.ai/lcsc/hef4541btc518\~8lsy](https://flux.ai/lcsc/hef4541btc518~8lsy)*