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.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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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
KM103SFK0KXW IC MCU 32BIT 256KB FLASH 100BQFP Nuvoton Technology Corporation	3,194	-	RFQ	Datasheet	100-BQFP	KM103S	Bulk	Active	-	AM32R	32-Bit	60MHz	I2C, UART/USART	POR, PWM, WDT	84	256KB (256K x 8)	FLASH	-	8K x 8	3.7V ~ 5.5V	A/D 20x10b	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
KM103HFB5KXE IC MCU 32BIT 264KB FLASH 80TQFP Nuvoton Technology Corporation	1,050	-	RFQ	Datasheet	80-TQFP	KM103HFBx	Bulk	Active	-	AM32R	32-Bit	80MHz	I2C, LINbus, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	54	264KB (264K x 8)	FLASH	32K x 8	20K x 8	2.9V ~ 5.5V	A/D 16x12b; D/A 2x10b	External, Internal	-40°C ~ 115°C (TC)	-	-	Surface Mount
M485KIDAE IC MCU 32BIT 512KB FLASH 128LQFP Nuvoton Technology Corporation	2,194	-	RFQ	Datasheet	128-LQFP	NuMicro® M480	Tray	Active	Not Verified	ARM® Cortex®-M4F	32-Bit Single-Core	192MHz	EBI/EMI, I2C, LINbus, SCI, SmartCard, SPI, USB	Brown-out Detect/Reset, DMA, I2S, LCD, LVR, POR, PWM, WDT	100	512KB (512K x 8)	FLASH	-	160K x 8	1.8V ~ 3.6V	A/D 16x12b; D/A 2x12b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M471VI8AE IC MCU 32BIT 512KB FLSH 100LQFP Nuvoton Technology Corporation	3,554	-	RFQ	Datasheet	100-LQFP	-	Tray	Active	-	ARM® Cortex®-M4	32-Bit	120MHz	I2C, SPI, UART/USART	DMA, PWM, WDT	91	512KB (512K x 8)	FLASH	-	64K x 8	2.5V ~ 5.5V	A/D 23x12b; D/A 1x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M48SSIDAE IC MCU 32BIT Nuvoton Technology Corporation	1,770	-	RFQ	Datasheet	-	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
KM101EF56KXW IC MCU Nuvoton Technology Corporation	3,986	-	RFQ	Datasheet	-	-	Tray	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
M471KI8AE IC MCU 32BIT 512KB FLASH 128LQFP Nuvoton Technology Corporation	4,647	-	RFQ	Datasheet	128-LQFP	-	Tray	Active	-	ARM® Cortex®-M4	32-Bit	120MHz	I2C, SPI, UART/USART	DMA, PWM, WDT	119	512KB (512K x 8)	FLASH	-	64K x 8	2.5V ~ 5.5V	A/D 24x12b; D/A 1x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
W77L032A25PL IC MCU 8BIT ROMLESS 44PLCC Nuvoton Technology Corporation	4,031	-	RFQ	Datasheet	44-LCC (J-Lead)	W77	Tube	Not For New Designs	Not Verified	8051	8-Bit	25MHz	EBI/EMI, Serial Port	POR, WDT	36	-	ROMless	-	1K x 8	2.7V ~ 5.5V	-	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
M2351SFSIAAP M23 -512KB FLASH96KB SRAM12BIT A Nuvoton Technology Corporation	3,539	-	RFQ	Datasheet	64-LQFP	NuMicro™ M2351	Tray	Active	-	ARM® Cortex®-M23	32-Bit	64MHz	CANbus, EBI/EMI, I2C, IrDA, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	51	512KB (512K x 8)	FLASH	-	96K x 8	1.8V ~ 3.6V	A/D 16x12b; D/A 2x12b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
NUC100LD2BN IC MCU 32BIT 64KB FLASH 48LQFP Nuvoton Technology Corporation	1,242	-	RFQ	Datasheet	48-LQFP	NuMicro™ NUC100	Tray	Obsolete	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	50MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, PWM, WDT	35	64KB (64K x 8)	FLASH	-	8K x 8	2.5V ~ 5.5V	A/D 8x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount

WINSUN SOURCING SUPPORT

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Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

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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.