EFM8BB31F32I-C-QFN32R
- Mfr.Part #
- EFM8BB31F32I-C-QFN32R
- Manufacturer
- Silicon Labs
- Package / Case
- 32-UFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 32KB FLASH 32QFN
- Stock
- 3,170
- In Stock :
- 3,170
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Silicon Labs
- Product Category :
- Microcontrollers
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Package / Case :
- 32-UFQFN Exposed Pad
- Length :
- 4mm
- Number of I/O :
- 29
- Operating Temperature :
- -40°C~125°C TA
- Core Processor :
- CIP-51 8051
- Series :
- Busy Bee
- Terminal Position :
- QUAD
- Packaging :
- Tape and Reel (TR)
- Speed :
- 50MHz
- Width :
- 4mm
- Connectivity :
- I2C, SMBus, SPI, UART/USART
- Has ADC :
- yes
- Bit Size :
- 8
- DMA Channels :
- yes
- RoHS Status :
- RoHS Compliant
- Core Size :
- 8-Bit
- Terminal Pitch :
- 0.4mm
- Mounting Type :
- Surface Mount
- Factory Lead Time :
- 8 Weeks
- Program Memory Type :
- Flash
- PWM Channels :
- yes
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Reach Compliance Code :
- Compliant
- RAM Size :
- 2.25K x 8
- Supply Voltage :
- 3V
- Surface Mount :
- yes
- Program Memory Size :
- 32KB 32K x 8
- Voltage - Supply (Vcc/Vdd) :
- 2.2V~3.6V
- Clock Frequency :
- 50MHz
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Oscillator Type :
- Internal
- Terminal Form :
- NO LEAD
- Supply Voltage-Max (Vsup) :
- 3.6V
- Supply Voltage-Min (Vsup) :
- 2.2V
- Data Converter :
- A/D 20x10/12b SAR; D/A 2x12b
- Number of Terminations :
- 32
- Datasheets
- EFM8BB31F32I-C-QFN32R

Microcontrollers Silicon Labs EFM8BB31F32I-C-QFN32R Overview
The Microcontrollers Silicon Labs EFM8BB31F32I-C-QFN32R is a cutting-edge microcontroller unit (MCU) designed for efficiency and flexibility across a range of embedded applications. Featuring a powerful 8-bit processor core, this MCU offers 32KB of flash memory packaged in a compact 32-pin QFN (quad-flat no-leads) configuration. The device is tailored to meet the needs of sophisticated electronic systems, providing high performance and low power consumption, making it an ideal choice for developers looking to optimize their systems for both power and space.
EFM8BB31F32I-C-QFN32R Features
This Silicon Labs MCU boasts a robust set of features designed to support complex digital functionalities:
- 8-bit 8051-based processor core, offering high code efficiency and throughput.
- 32KB flash memory, providing substantial space for application code and data storage.
- Advanced power management options, ensuring optimal power usage in various operational modes.
- Comprehensive set of peripherals, including USART, SPI, and I2C interfaces, enhancing connectivity options.
- High-resolution analog-to-digital converters and PWM outputs, suitable for precision control applications.
EFM8BB31F32I-C-QFN32R Applications
- Smart Home Devices: Utilized in controlling and monitoring systems, enhancing device interoperability and automation.
- Industrial Automation: Drives controllers and sensors, providing efficient and reliable operations in demanding environments.
- Consumer Electronics: Integrated in portable gadgets for enhanced user interaction and feature-rich operations.
- Automotive Applications: Employed in vehicle monitoring systems, improving performance and safety features.
- Medical Devices: Powers patient monitoring systems, ensuring precise and reliable medical care.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















