EFM8BB31F16I-D-QFN32R is available for purchase but is not normally stocked.
Available Substitutes:

MFR Recommended


Silicon Labs
In Stock: 0
Unit Price: 0,37956 €
Datasheet
CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 32-QFN (4x4)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

EFM8BB31F16I-D-QFN32R

DigiKey Part Number
336-EFM8BB31F16I-D-QFN32RTR-ND - Tape & Reel (TR)
Manufacturer
Manufacturer Product Number
EFM8BB31F16I-D-QFN32R
Description
IC MCU 8BIT 16KB FLASH 32QFN
Customer Reference
Detailed Description
CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 32-QFN (4x4)
Datasheet
 Datasheet
Product Attributes
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Category
Program Memory Size
Mfr
Program Memory Type
FLASH
Series
RAM Size
2.25K x 8
Packaging
Tape & Reel (TR)
Voltage - Supply (Vcc/Vdd)
2.2V ~ 3.6V
Part Status
Last Time Buy
Data Converters
A/D 20x12b; D/A 2x12b
DigiKey Programmable
Not Verified
Oscillator Type
Internal
Core Processor
CIP-51 8051
Operating Temperature
-40°C ~ 125°C (TA)
Core Size
8-Bit
Mounting Type
Surface Mount
Speed
50MHz
Supplier Device Package
32-QFN (4x4)
Connectivity
I2C, SMBus, SPI, UART/USART
Package / Case
32-UFQFN Exposed Pad
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Base Product Number
Number of I/O
29
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
EFM8BB52F16I-C-QFN32RSilicon Labs0336-EFM8BB52F16I-C-QFN32RTR-ND0,37956 €MFR Recommended
Last Time Buy
Last Time Buy Date: 14/10/2026
All prices are in EUR
Tape & Reel (TR)
QuantityUnit PriceExt Price
2 5000,86592 €2 164,80 €
Manufacturers Standard Package
Unit Price without VAT:0,86592 €
Unit Price with VAT:1,06508 €