EFM8BB31F32G-B-QFN32
IC MCU 8BIT 32KB FLASH 32QFNManufacturer: Silicon Labs
Categories: Microcontrollers
Quality Control: Learn More
Silicon Labs EFM8BB31F32G-B-QFN32 is an 8-bit CIP-51 8051 microcontroller from the Busy Bee series. This device features 32KB of FLASH program memory and 2.25KB of RAM. Operating at up to 50MHz, it includes integrated peripherals such as I2C, SMBus, SPI, and UART/USART for robust connectivity. Analog capabilities are provided by a 20-channel 10/12-bit SAR Analog-to-Digital Converter and dual 12-bit Digital-to-Analog Converters. The microcontroller supports multiple power-on reset (POR) and brown-out detection functions, along with PWM and Watchdog Timer (WDT) peripherals. Designed for surface mounting, it is housed in a 32-QFN (4x4) package. This component is suitable for applications in consumer electronics, industrial automation, and medical devices.
Additional Information
Series: Busy BeeRoHS Status: ROHS3 CompliantManufacturer Lead Time: 52 week(s)Product Status: Not For New DesignsPackaging: TrayDownload Free CAD Model:
Technical Details:
| Packaging | Tray |
| Package / Case | 32-UFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Speed | 50MHz |
| Program Memory Size | 32KB (32K x 8) |
| RAM Size | 2.25K x 8 |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Oscillator Type | Internal |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| Core Processor | CIP-51 8051 |
| Data Converters | A/D 20x10/12b SAR; D/A 2x12b |
| Core Size | 8-Bit |
| Voltage - Supply (Vcc/Vdd) | 2.2V ~ 3.6V |
| Connectivity | I2C, SMBus, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Supplier Device Package | 32-QFN (4x4) |
| Number of I/O | 29 |
| Programmable | Not Verified |
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