EFM8BB31F64I-B-QFN32
- Mfr.Part #
- EFM8BB31F64I-B-QFN32
- Manufacturer
- Silicon Labs
- Package / Case
- 32-UFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC MCU 8BIT 64KB FLASH 32QFN
- Stock
- 42,319
- In Stock :
- 42,319
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Silicon Labs
- Product Category :
- Microcontrollers
- Series :
- Busy Bee
- Supply Voltage-Max (Vsup) :
- 3.6V
- Oscillator Type :
- Internal
- Terminal Position :
- QUAD
- PWM Channels :
- yes
- REACH SVHC :
- No SVHC
- Frequency :
- 50MHz
- Operating Temperature :
- -40°C~125°C TA
- RAM Size :
- 4.25K x 8
- Data Converter :
- A/D 20x10/12b SAR; D/A 4x12b
- ROM (words) :
- 65536
- DMA Channels :
- No
- Pbfree Code :
- yes
- Published :
- 2015
- Core Size :
- 8-Bit
- On Chip Program ROM Width :
- 8
- Supply Voltage :
- 3V
- Factory Lead Time :
- 6 Weeks
- Terminal Pitch :
- 0.4mm
- Height Seated (Max) :
- 0.55mm
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- DAC Channels :
- yes
- Connectivity :
- EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB
- Number of Terminations :
- 32
- Terminal Form :
- NO LEAD
- HTS Code :
- 8542.31.00.01
- Mounting Type :
- Surface Mount
- ECCN Code :
- 3A001.A.3
- Program Memory Size :
- 64KB 64K x 8
- Length :
- 4mm
- RAM (bytes) :
- 4352
- Packaging :
- Tube
- Voltage - Supply (Vcc/Vdd) :
- 2.2V~3.6V
- Width :
- 4mm
- Core Processor :
- CIP-51 8051
- Number of Pins :
- 32
- Number of I/O :
- 29
- Has ADC :
- yes
- Surface Mount :
- yes
- Program Memory Type :
- Flash
- Package / Case :
- 32-UFQFN Exposed Pad
- Bit Size :
- 8
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Memory Size :
- 64KB
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- RoHS Status :
- RoHS Compliant
- Supply Voltage-Min (Vsup) :
- 2.2V
- Datasheets
- EFM8BB31F64I-B-QFN32

Microcontrollers Silicon Labs EFM8BB31F64I-B-QFN32 Overview
The EFM8BB31F64I-B-QFN32 by Silicon Labs is a highly capable microcontroller tailored for demanding embedded applications. This product is part of Silicon Labs' EFM8 Busy Bee family of microcontrollers, known for their high performance and low power consumption. Integrated with 64KB of flash memory and advanced 8-bit architecture, it provides a robust platform for developers looking to innovate and optimize technological solutions in a compact 32-QFN package. The versatility and efficiency of the EFM8BB31F64I-B-QFN32 make it an ideal choice for designers aiming to develop sophisticated systems without compromising on power efficiency.
EFM8BB31F64I-B-QFN32 Features
This microcontroller boasts several features that enhance its performance and suitability for a wide range of applications. Key features include 64KB of onboard flash memory, a comprehensive set of analog and digital peripherals, and an advanced PWM (Pulse Width Modulation) for precise control over power management. Its high degree of integration supports enhanced system reliability and reduced end-product size, making it an excellent choice for high-volume manufacturing and deployment in space-constrained applications.
EFM8BB31F64I-B-QFN32 Applications
- Consumer Electronics: Utilized in smart home devices and wearables where compact size and power efficiency are crucial. The EFM8BB31F64I-B-QFN32 can manage multiple sensor inputs and provide real-time user feedback effectively.
- Industrial Control: Ideal for use in automation controllers and monitoring systems, leveraging its robust GPIO capabilities to handle multiple control interfaces and environments.
- Automotive Applications: Suitable for non-critical vehicle systems like in-cabin entertainment and environment controls, where reliable and continuous operation is essential.
- Medical Devices: Deployed in portable medical diagnostics equipment, benefiting from its low power consumption and considerable data handling capacity to deliver precise functionalities and patient data processing.
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.
















