Microcontrollers

Use the filters and product table below to compare Microcontrollers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

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Mfr. Part #	Availability	Price	Quantity	Datasheet	Package/Case	Series	Packaging	Product Status	Programmable	Core Processor	Core Size	Speed	Connectivity	Peripherals	Number of I/O	Program Memory Size	Program Memory Type	EEPROM Size	RAM Size	Voltage - Supply (Vcc/Vdd)	Data Converters	Oscillator Type	Operating Temperature	Grade	Qualification	Mounting Type
EFM32G230F128G-E-QFN64 IC MCU 32BIT 128KB FLASH 64QFN Silicon Labs	1,897	-	RFQ	Datasheet	64-VFQFN Exposed Pad	Gecko	Tray	Active	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	32MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	56	128KB (128K x 8)	FLASH	-	16K x 8	1.98V ~ 3.8V	A/D 8x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
EFM32TG11B520F128GQ80-B IC MCU 32BIT 128KB FLASH 80TQFP Silicon Labs	932	-	RFQ	Datasheet	80-TQFP	Tiny Gecko 1	Tray	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	48MHz	CANbus, I2C, IrDA, LINbus, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	63	128KB (128K x 8)	FLASH	-	32K x 8	1.8V ~ 3.8V	A/D 12bit SAR; D/A 12bit	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
C8051F520-C-IM IC MCU 8BIT 8KB FLASH 10DFN Silicon Labs	1,064	-	RFQ	Datasheet	10-VFDFN Exposed Pad	C8051F52x	Tube	Active	Not Verified	8051	8-Bit	25MHz	LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT	6	8KB (8K x 8)	FLASH	-	256 x 8	2V ~ 5.25V	A/D 6x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
C8051F930-G-GQ IC MCU 8BIT 64KB FLASH 32LQFP Silicon Labs	1,122	-	RFQ	Datasheet	32-LQFP	C8051F9xx	Tray	Active	Not Verified	8051	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT	24	64KB (64K x 8)	FLASH	-	4.25K x 8	0.9V ~ 3.6V	A/D 23x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
C8051F930-G-GQR IC MCU 8BIT 64KB FLASH 32LQFP Silicon Labs	965	-	RFQ	Datasheet	32-LQFP	C8051F9xx	Tape & Reel (TR)	Active	Not Verified	8051	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT	24	64KB (64K x 8)	FLASH	-	4.25K x 8	0.9V ~ 3.6V	A/D 23x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
C8051F555-IMR IC MCU 8BIT 16KB FLASH 24QFN Silicon Labs	2,599	-	RFQ	Datasheet	24-WFQFN Exposed Pad	C8051F55x	Tape & Reel (TR)	Active	Not Verified	8051	8-Bit	50MHz	SMBus (2-Wire/I2C), CANbus, SPI, UART/USART	POR, PWM, Temp Sensor, WDT	18	16KB (16K x 8)	FLASH	-	2.25K x 8	1.8V ~ 5.25V	A/D 18x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
EFM32G280F128G-E-QFP100R IC MCU 32BIT 128KB FLASH 100LQFP Silicon Labs	2,155	-	RFQ	Datasheet	100-LQFP	Gecko	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	32MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	86	128KB (128K x 8)	FLASH	-	16K x 8	1.98V ~ 3.8V	A/D 8x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
C8051F381-GQR IC MCU 8BIT 64KB FLASH 32LQFP Silicon Labs	655	-	RFQ	Datasheet	32-LQFP	C8051F38x	Tape & Reel (TR)	Active	Not Verified	8051	8-Bit	48 MIPS	I2C, SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT	25	64KB (64K x 8)	FLASH	-	4.25K x 8	2.7V ~ 5.25V	A/D 21x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
C8051F581-IQR IC MCU 8BIT 128KB FLASH 48TQFP Silicon Labs	422	-	RFQ	Datasheet	48-TQFP	C8051F58x	Tape & Reel (TR)	Active	Not Verified	8051	8-Bit	50MHz	EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART	POR, PWM, Temp Sensor, WDT	40	128KB (128K x 8)	FLASH	-	8.25K x 8	1.8V ~ 5.25V	A/D 32x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
EFM32JG12B500F1024GM48-C IC MCU 32BIT 1MB FLASH 48QFN Silicon Labs	625	-	RFQ	Datasheet	48-VFQFN Exposed Pad	Jade Gecko	Tray	Active	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	40MHz	I2C, IrDA, LINbus, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	33	1MB (1M x 8)	FLASH	-	256K x 8	1.8V ~ 3.8V	A/D - 12b SAR	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount

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FREQUENTLY ASKED QUESTIONS

Microcontrollers FAQ

Common questions about filtering, comparing and sourcing Microcontrollers components.

How can I narrow the Microcontrollers selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Microcontrollers part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.