# SI7021-A20-YM0 (Component)
## Description
Humidity, Temperature 0 ~ 100% RH I2C ±3% RH 18 s Surface Mount #CommonPartsLibrary #Sensor #Transducer
#Humidity #Moisture-Sensor #SI7021
## Component Details
- **Owner:** adrian95
- **Created:** 2/13/2026
- **Last Updated:** 2/13/2026
- **Visibility:** Public
- **Part Type:** Sensor
- **Datasheet URL:** https://download.mikroe.com/documents/datasheets/Si7021-A20_datasheet.pdf
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Manufacturer Part Number:** SI7021-A20-YM0
- **Manufacturer Name:** Silicon Labs
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [LCSC](https://www.lcsc.com/product-detail/C17197292.html) | $8.7252 | 0 |
| [Mouser](https://www.mouser.com/ProductDetail/Silicon-Labs/SI7021-A20-YM0?qs=p9T7GgSe1IHBA76OdFs5zw%3D%3D) | N/A | N/A |
- **Part Type:** Sensors
- **Manufacturer:** Silicon Labs
- **MPN:** SI7021-A20-YM0
- **Mount Type:** Surface Mount
- **Pin Count:** 6
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | SDA | |
| 2 | GND | |
| 3 | DNC_1 | |
| 4 | DNC | |
| 5 | VDD | |
| 6 | SCL | |
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*Generated from [https://www.flux.ai/adrian95/si7021-a20-ym0](https://www.flux.ai/adrian95/si7021-a20-ym0)*