The BS84C12A-3 is an 12-key touch key Flash MCU that includes an internal multi-channel 12-bit A/D converter for the temperature or other voltage measurements and provides I²C and SPI interfaces.
It's suitable for modern touch key applications, such as instrumentation, household appliances, electronically controlled tools, etc.

1. The product image is for showing the product appearance, the pin count shown may not match the product pin count.