CIP-51 8051 Sleepy Bee Microcontroller IC 8-Bit 25MHz 32KB (32K x 8) FLASH 32-QFN (5x5)
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EFM8SB20F32G-B-QFN32

DigiKey Part Number
EFM8SB20F32G-B-QFN32-ND
Manufacturer
Silicon Labs
Manufacturer Product Number
EFM8SB20F32G-B-QFN32
Description
IC MCU 8BIT 32KB FLASH 32QFN
Customer Reference
Detailed Description
CIP-51 8051 Sleepy Bee Microcontroller IC 8-Bit 25MHz 32KB (32K x 8) FLASH 32-QFN (5x5)
Datasheet
 Datasheet
EDA/CAD Models
EFM8SB20F32G-B-QFN32 Models
Product Attributes
Type
Description
Select All
Category
Mfr
Silicon Labs
Series
Sleepy Bee
Packaging
Tube
Part Status
Last Time Buy
DigiKey Programmable
Not Verified
Core Processor
CIP-51 8051
Core Size
8-Bit
Speed
25MHz
Connectivity
EBI/EMI, I2C, SMBus, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O
24
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
EEPROM Size
-
RAM Size
4.25K x 8
Voltage - Supply (Vcc/Vdd)
1.8V ~ 3.6V
Data Converters
A/D 23x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
32-QFN (5x5)
Package / Case
32-VFQFN Exposed Pad
Base Product Number
EFM8SB20
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In-Stock: 833
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Once available stock of this product has been depleted, manufacturer standard package and lead time will apply. View Alternative Package Types
Last Time Buy Date: 2026/10/01
Quantity
All prices are in JPY
Tube
QuantityUnit PriceExt Price
1¥417.00000¥417
10¥342.50000¥3,425
73¥286.47945¥20,913
146¥270.42466¥39,482
292¥256.36986¥74,860
511¥246.43640¥125,929
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Unit Price without JCT:¥417.00000
Unit Price with JCT:¥458.70000