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
NUC123SC2AN1 IC MCU 32BIT 36KB FLASH 64LQFP Nuvoton Technology Corporation	2,788	-	RFQ	Datasheet	64-LQFP	NuMicro™ NUC123	Tray	Active	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	72MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, PWM, WDT	47	36KB (36K x 8)	FLASH	-	12K x 8	2.5V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
M251LD2AE M23-64KFLASH+12KRAM+UART+SPI+I2C Nuvoton Technology Corporation	3,571	-	RFQ	Datasheet	48-LQFP	NuMicro™ M251	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	I2C, IrDA, LINbus, QSPI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	41	64KB (64K x 8)	FLASH	-	12K x 8	1.75V ~ 5.5V	A/D 12x12b SAR	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M252LD2AE M23-64KFLASH+12KRAM+UART+SPI+I2C Nuvoton Technology Corporation	4,492	-	RFQ	Datasheet	48-LQFP	NuMicro™ M252	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	I2C, IrDA, LINbus, QSPI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	41	64KB (64K x 8)	FLASH	-	12K x 8	1.75V ~ 5.5V	A/D 12x12b SAR	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
ML54SD1AE IC MCU 8BIT 64KB FLASH 64LQFP Nuvoton Technology Corporation	2,749	-	RFQ	Datasheet	64-LQFP	NuMicro™ ML54	Tray	Active	-	8051	8-Bit	24MHz	I2C, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, LVR, POR, PWM, WDT	55	64KB (64K x 8)	FLASH	-	4K x 8	1.8V ~ 5.5V	A/D 14x12b SAR	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M251SC2AE M23-32KFLASH+8KRAM+UART+SPI+I2C+ Nuvoton Technology Corporation	3,268	-	RFQ	Datasheet	64-LQFP	NuMicro™ M251	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	I2C, IrDA, LINbus, QSPI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	54	32KB (32K x 8)	FLASH	-	8K x 8	1.75V ~ 5.5V	A/D 16x12b SAR	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M252SC2AE M23-32KFLASH+8KRAM+UART+SPI+I2C+ Nuvoton Technology Corporation	3,092	-	RFQ	Datasheet	64-LQFP	NuMicro™ M252	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	I2C, IrDA, LINbus, QSPI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	54	32KB (32K x 8)	FLASH	-	8K x 8	1.75V ~ 5.5V	A/D 16x12b SAR	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
N79E822ASG IC MCU 8BIT 2KB FLASH 20SOIC Nuvoton Technology Corporation	3,804	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	N79	Tube	Not For New Designs	Not Verified	8051	8-Bit	20MHz	I2C, UART/USART	Brown-out Detect/Reset, LED, LVD, POR, PWM, WDT	18	2KB (2K x 8)	FLASH	256 x 8	256 x 8	2.7V ~ 5.5V	A/D 4x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
N79E352RAPG IC MCU 8BIT 8KB FLASH 44PLCC Nuvoton Technology Corporation	1,213	-	RFQ	Datasheet	44-LCC (J-Lead)	N79	Tube	Last Time Buy	Not Verified	8051	8-Bit	24MHz	EBI/EMI, I2C, UART/USART	Brown-out Detect/Reset, LVD, POR, PWM, WDT	36	8KB (8K x 8)	FLASH	128 x 8	256 x 8	2.4V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
MINI54TDE IC MCU 32BIT 16KB FLASH 33QFN Nuvoton Technology Corporation	4,907	-	RFQ	Datasheet	32-WFQFN Exposed Pad	NuMicro Mini51™ DE	Tray	Not For New Designs	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	24MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, LVD, POR, PWM, WDT	29	16KB (16K x 8)	FLASH	-	2K x 8	2.5V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M251ZD2AE M23-64KFLASH+12KRAM+UART+SPI+I2C Nuvoton Technology Corporation	3,190	-	RFQ	Datasheet	32-WFQFN Exposed Pad	NuMicro™ M251	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	I2C, IrDA, LINbus, QSPI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	26	64KB (64K x 8)	FLASH	-	12K x 8	1.75V ~ 5.5V	A/D 10x12b SAR	External, Internal	-40°C ~ 105°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.