8051 C8051F9xx Microcontroller IC 8-Bit 25MHz 32KB (32K x 8) FLASH 24-QFN (4x4)
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C8051F921-G-GMR

DigiKey Part Number
336-4145-2-ND - Tape & Reel (TR)
336-4145-1-ND - Cut Tape (CT)
336-4145-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
C8051F921-G-GMR
Description
IC MCU 8BIT 32KB FLASH 24QFN
Customer Reference
Detailed Description
8051 C8051F9xx Microcontroller IC 8-Bit 25MHz 32KB (32K x 8) FLASH 24-QFN (4x4)
Datasheet
 Datasheet
Product Attributes
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Category
Program Memory Size
Mfr
Program Memory Type
FLASH
Series
RAM Size
4.25K x 8
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Voltage - Supply (Vcc/Vdd)
0.9V ~ 3.6V
Part Status
Last Time Buy
Data Converters
A/D 15x10b
DigiKey Programmable
Not Verified
Oscillator Type
Internal
Core Processor
8051
Operating Temperature
-40°C ~ 85°C (TA)
Core Size
8-Bit
Mounting Type
Surface Mount
Speed
25MHz
Supplier Device Package
24-QFN (4x4)
Connectivity
SMBus (2-Wire/I2C), SPI, UART/USART
Package / Case
24-WFQFN Exposed Pad
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Base Product Number
Number of I/O
16
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
EFM8BB52F32G-C-QFN20RSilicon Labs3 984336-EFM8BB52F32G-C-QFN20RCT-ND3,38000 złMFR Recommended
In-Stock: 1 285
Check for Additional Incoming Stock
Once available stock of this product has been depleted, manufacturer standard package and lead time will apply. View Substitutes or Alternative Package Types
Last Time Buy Date: 1.10.2026
All prices are in PLN
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
113,65000 zł13,65 zł
1011,36500 zł113,65 zł
2510,54240 zł263,56 zł
1009,47830 zł947,83 zł
2509,23480 zł2 308,70 zł
* All Digi-Reel orders will add a 27,00 zł reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
1 5009,23482 zł13 852,23 zł
Manufacturers Standard Package
Unit Price without VAT:13,65000 zł
Unit Price with VAT:16,78950 zł