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EFM8BB31F64I-D-QFN32R

EFM8BB31F64I-D-QFN32R

EFM8BB31F64I-D-QFN32R

Silicon Labs

IC MCU 8BIT 64KB FLASH 32QFN

compliant

32-UFQFN Exposed Pad

HongKong/Shenzhen Warehouse

DHL/Fedex/UPS/TNT/SF/EMS

EFM8BB31F64I-D-QFN32R Pricing & Ordering

Quantity Unit Price Ext. Price
1 $1.44382 $1.44382
500 $1.4293818 $714.6909
1000 $1.4149436 $1414.9436
1500 $1.4005054 $2100.7581
2000 $1.3860672 $2772.1344
2500 $1.371629 $3429.0725
Inventory changes frequently.

EFM8BB31F64I-D-QFN32R Purchase Assurance: Buy Confidently, Use Securely

Transparent & Traceable Sources

We source exclusively from verified channels to ensure authenticity:

  • Direct from manufacturer and OEMs
  • Authorized distributors
  • Market-vetted traders (3+ years stable supply)

Every batch is traceable with documented proof of origin.

Quality Inspection Process

We enforce strict checks to ensure components meet standards:

  • Visual: Appearance, markings, packaging, batch codes
  • X-ray: Pad consistency (on request)
  • Function test: Sample checks for specific models (upon request)
  • Reports: Available upon request
Flexible Payments & Terms

We adapt to your project needs:

  • T/T, PayPal, Credit Card
  • Credit terms for long-term partners (e.g., monthly, Net 15/30)
Reliable After-Sales Support

365 Days warranty with streamlined solutions:

  • Defective? Free returns/replacements
  • Fast reshipment or refund
  • Full-service sourcing: Procurement & payment support
Bom Cost Down
Bom Cost Down
Wholesale Prices for Every Order, Big or Small
Wholesale Prices for Every Order, Big or Small

EFM8BB31F64I-D-QFN32R Silicon Labs

Name Value
Product Status Active
Core Processor CIP-51 8051
Core Size 8-Bit
Speed 50MHz
Connectivity I²C, SMBus, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 29
Program Memory Size 64KB (64K x 8)
Program Memory Type FLASH
EEPROM Size -
RAM Size 4.25K x 8
Voltage - Supply (Vcc/Vdd) 2.2V ~ 3.6V
Data Converters A/D 20x12b; D/A 2x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 125°C (TA)
Mounting Type Surface Mount
Package / Case 32-UFQFN Exposed Pad
Supplier Device Package 32-QFN (4x4)
Q1: What is the purchase guide for EFM8BB31F64I-D-QFN32R?
EFM8BB31F64I-D-QFN32R of Silicon Labs is a IC MCU 8BIT 64KB FLASH 32QFN. ICHOME is a long-term spot supplier of EFM8BB31F64I-D-QFN32R, supporting sample purchase and bulk order.
Q2: How to find the detailed information of EFM8BB31F64I-D-QFN32R?
Download EFM8BB31F64I-D-QFN32R Datasheet
Q3: What payment can support in ICHOME?
PayPal, Payoneer, Visa, Bank Transfer, AliExpress.
Q4: Where do you sourcingEFM8BB31F64I-D-QFN32R from?
After 21 years of long-term and stable development, ICHOME have accumulated leading supply chain partner.
Q5: Can you provide EFM8BB31F64I-D-QFN32R alternative/replacement suggestions?
Through different levels of industry applications, ICHOME engineers will analyze component risks (discontinued, single source, etc.) and give you EFM8BB31F64I-D-QFN32R replacement suggestions, and then provide you with alternative products, supporting free sample delivery.
Q6: Why choose ICHOME?
Compared with ordinary agents, ICHOME provides full BOM matching, EOL judgment, alternative model suggestions, large stock + flexible procurement, test reports, return service
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