CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 20-QFN (3x3)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

EFM8BB21F16A-C-QFN20

DigiKey Part Number
336-5435-ND
Manufacturer
Manufacturer Part Number
EFM8BB21F16A-C-QFN20
Description
IC MCU 8BIT 16KB FLASH 20QFN
Manufacturer Standard Lead Time
16 Weeks
Customer Reference
Detailed Description
CIP-51 8051 Busy Bee Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 20-QFN (3x3)
Datasheet
 Datasheet
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Program Memory Type
FLASH
Mfr
RAM Size
2.25K x 8
Series
Voltage - Supply (Vcc/Vdd)
2.2V ~ 3.6V
Packaging
Tube
Data Converters
A/D 15x12b
Part Status
Active
Oscillator Type
Internal
DigiKey Programmable
Not Verified
Operating Temperature
-40°C ~ 125°C (TA)
Core Processor
CIP-51 8051
Grade
Automotive
Core Size
8-Bit
Qualification
AEC-Q100
Speed
50MHz
Mounting Type
Surface Mount
Connectivity
I2C, SMBus, SPI, UART/USART
Supplier Device Package
20-QFN (3x3)
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Package / Case
20-WFQFN Exposed Pad
Number of I/O
16
Base Product Number
Program Memory Size
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
120 estimated in stock on 08-Mar-2027
Request Stock Notification
All prices are in USD
Tube
QuantityUnit PriceExt Price
1$2.71000$2.71
10$2.27000$22.70
25$2.10480$52.62
120$1.86108$223.33
360$1.72558$621.21
600$1.67247$1,003.48
1,080$1.61867$1,748.16
2,520$1.55368$3,915.27
5,040$1.51030$7,611.91
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.