EFM8BB31F32I-B-QFN32R
IC MCU 8BIT 32KB FLASH 32QFNManufacturer: Silicon Labs
Categories: Microcontrollers
Quality Control: Learn More
Silicon Labs Busy Bee series EFM8BB31F32I-B-QFN32R is an 8-bit CIP-51 8051 microcontroller featuring a 50MHz core. This device offers 32KB of FLASH program memory and 2.25KB of RAM. Peripherals include a Brown-out Detect/Reset, POR, PWM, and WDT. Connectivity options consist of I2C, SMBus, SPI, and UART/USART. It integrates 20x10/12-bit SAR Analog-to-Digital Converters and 2x12-bit Digital-to-Analog Converters. The EFM8BB31F32I-B-QFN32R is housed in a 32-QFN (4x4) package, suitable for surface mounting, and operates from 2.2V to 3.6V over an industrial temperature range of -40°C to 125°C. This component is commonly utilized in industrial automation, consumer electronics, and IoT applications.
Additional Information
Series: Busy BeeRoHS Status: ROHS3 CompliantManufacturer Lead Time: 52 week(s)Product Status: Not For New DesignsPackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| 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 ~ 125°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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