EFM8BB31F64G-C-QFN32R is available for purchase but is not normally stocked.
Available Substitutes:

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EFM8BB31F64G-D-QFN32R
Silicon Labs
In Stock: 0
Unit Price: $10.85984
Datasheet
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EFM8LB10F16E-C-QFN32R
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

EFM8BB31F64G-C-QFN32R

DigiKey Part Number
336-5833-2-ND - Tape & Reel (TR)
336-5833-1-ND - Cut Tape (CT)
336-5833-6-ND - Digi-Reel®
Manufacturer
Silicon Labs
Manufacturer Product Number
EFM8BB31F64G-C-QFN32R
Description
IC MCU 8BIT 64KB FLASH 32QFN
Customer Reference
Detailed Description
CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 64KB (64K x 8) FLASH 32-QFN (4x4)
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Mfr
Silicon Labs
Series
Busy Bee
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Not For New Designs
DigiKey Programmable
Not Verified
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 20x10/12b SAR; D/A 4x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
32-QFN (4x4)
Package / Case
32-UFQFN Exposed Pad
Base Product Number
EFM8BB31
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Available To Order
Not recommended for new design, minimums may apply View Substitutes or Alternative Package Types
Quantity
All prices are in HKD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$16.50000$16.50
* All Digi-Reel orders will add a $55.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500$9.40439$23,510.97
Manufacturers Standard Package