# EFM8BB52F32G\-C\-QFN32 (Component)

## Description

8\-bit Microcontrollers \- MCU 5 Volt 8051 50 Mhz 32 kB flash 2\.304 kB RAM 29 GPIO BB5 8\-bit MCU

8\-bit microcontroller designed for embedded control applications, featuring a CIP\-51 \(8051\-compatible\) core operating at up to 50 MHz\. It integrates 32 KB Flash memory, 2\.3 KB RAM, operates from a 1\.8 V to 5\.5 V supply, and includes 12\-bit ADC, 10\-bit DAC, SPI, 2× SMBus/I²C, 2× UART, four 16\-bit timers, and 29 GPIOs in a 32\-pin QFN package\.

\#SiliconLabs \#EFM8BB52 \#Microcontroller \#MCU \#8051 \#CIP51 \#EmbeddedSystems \#FlashMemory \#QFN32 \#SPI \#I2C \#SMBus \#UART \#ADC \#DAC \#GPIO

## Component Details

- **Owner:** silicon\-yard
- **Created:** 7/28/2026
- **Last Updated:** 7/28/2026
- **Visibility:** Public
- **Part Type:** Integrated Circuits
- **Manufacturer Name:** Silicon Labs
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/62d5f4056c0bd8f891ef77f5515a66516e3bc6874b8b9b381853d837af3d9819\.pdf
- **Manufacturer Part Number:** EFM8BB52F32G\-C\-QFN32
- **Symbol Style:** parametric\-v1
- **License:** https://creativecommons\.org/licenses/by/4\.0/

## 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/efm8bb52f32g-c-qfn32/silicon-labs.html?utm_currency=USD&region=nac) | N/A | N/A |
| [Digi\-Key](https://www.digikey.com/en/products/detail/silicon-labs/EFM8BB52F32G-C-QFN32/15276610) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C6033318.html) | $1\.671 | 1 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Silicon-Labs/EFM8BB52F32G-C-QFN32?qs=7D1LtPJG0i3Vt%252F5Ph%25252Ba39g%253D%253D) | $1\.77 | 1\.7K |

- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Silicon Labs
- **MPN:** EFM8BB52F32G\-C\-QFN32
- **Package / Case Code:** 12\-QFN
- **Pin Count:** 33
- **Logic Function:** AND
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | P0\.0 |  |
| 2 | N/C |  |
| 3 | VDD |  |
| 4 | RSTB\_/\_C2CK |  |
| 5 | P3\.7\_/\_C2D |  |
| 6 | P3\.4 |  |
| 7 | P3\.3 |  |
| 8 | P3\.2 |  |
| 9 | P3\.1 |  |
| 10 | P3\.0 |  |
| 11 | P2\.6 |  |
| 12 | P2\.5 |  |
| 13 | P2\.4 |  |
| 14 | P2\.3 |  |
| 15 | P2\.2 |  |
| 16 | P2\.1 |  |
| 17 | P2\.0 |  |
| 18 | P1\.7 |  |
| 19 | P1\.6 |  |
| 20 | P1\.5 |  |
| 21 | P1\.4 |  |
| 22 | P1\.3 |  |
| 23 | P1\.2 |  |
| 24 | P1\.1 |  |
| 25 | P1\.0 |  |
| 26 | P0\.7 |  |
| 27 | P0\.6 |  |
| 28 | P0\.5 |  |
| 29 | P0\.4 |  |
| 30 | P0\.3 |  |
| 31 | P0\.2 |  |
| 32 | P0\.1 |  |
| 33 | GND |  |

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*Generated from [https://flux\.ai/silicon\-yard/efm8bb52f32g\-c\-qfn32](https://flux.ai/silicon-yard/efm8bb52f32g-c-qfn32)*