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
ATSAMC21G17A-AUT IC MCU 32BIT 128KB FLASH 48TQFP Microchip Technology	4,567	-	RFQ	Datasheet	48-TQFP	SAM C21, Functional Safety (FuSa)	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	48MHz	CANbus, I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, WDT	38	128KB (128K x 8)	FLASH	-	16K x 8	2.7V ~ 5.5V	A/D 14x12b, 2x16b; D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16F1947T-I/PT IC MCU 8BIT 28KB FLASH 64TQFP Microchip Technology	21,513	-	RFQ	Datasheet	64-TQFP	PIC® XLP™ 16F	Tape & Reel (TR)	Active	Verified	PIC	8-Bit	32MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, LCD, POR, PWM, WDT	54	28KB (16K x 14)	FLASH	256 x 8	1K x 8	1.8V ~ 5.5V	A/D 17x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC18F46K20T-I/PT IC MCU 8BIT 64KB FLASH 44TQFP Microchip Technology	10,602	-	RFQ	Datasheet	44-TQFP	PIC® XLP™ 18K	Tape & Reel (TR)	Active	Verified	PIC	8-Bit	64MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, HLVD, POR, PWM, WDT	35	64KB (32K x 16)	FLASH	1K x 8	3.8K x 8	1.8V ~ 3.6V	A/D 14x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATXMEGA8E5-MUR IC MCU 8/16BIT 8KB FLASH 32QFN Microchip Technology	6,545	-	RFQ	Datasheet	32-VFQFN Exposed Pad	AVR® XMEGA® E5	Tape & Reel (TR)	Active	Not Verified	AVR	8/16-Bit	32MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	26	8KB (4K x 16)	FLASH	512 x 8	1K x 8	1.6V ~ 3.6V	A/D 16x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89S51-24PU IC MCU 8BIT 4KB FLASH 40DIP Microchip Technology	1,484	-	RFQ	Datasheet	40-DIP (0.600", 15.24mm)	89S	Tube	Active	Not Verified	8051	8-Bit	24MHz	UART/USART	WDT	32	4KB (4K x 8)	FLASH	-	128 x 8	4V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
PIC18F25K50T-I/ML IC MCU 8BIT 32KB FLASH 28QFN Microchip Technology	1,977	-	RFQ	Datasheet	28-VQFN Exposed Pad	PIC® XLP™ 18K	Tape & Reel (TR)	Active	Not Verified	PIC	8-Bit	48MHz	I2C, SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, WDT	22	32KB (16K x 16)	FLASH	256 x 8	2K x 8	2.3V ~ 5.5V	A/D 14x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATMEGA16U2-AUR IC MCU 8BIT 16KB FLASH 32TQFP Microchip Technology	9,591	-	RFQ	Datasheet	32-TQFP	AVR® ATmega	Tape & Reel (TR)	Active	Verified	AVR	8-Bit	16MHz	SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, WDT	22	16KB (8K x 16)	FLASH	512 x 8	512 x 8	2.7V ~ 5.5V	-	Internal	-40°C ~ 85°C	-	-	Surface Mount
ATMEGA8L-8PU IC MCU 8BIT 8KB FLASH 28DIP Microchip Technology	1,077	-	RFQ	Datasheet	28-DIP (0.300", 7.62mm)	AVR® ATmega	Tube	Active	Not Verified	AVR	8-Bit	8MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	23	8KB (4K x 16)	FLASH	512 x 8	1K x 8	2.7V ~ 5.5V	A/D 6x10b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
ATMEGA8-16PU IC MCU 8BIT 8KB FLASH 28DIP Microchip Technology	667	-	RFQ	Datasheet	28-DIP (0.300", 7.62mm)	AVR® ATmega	Tube	Active	Verified	AVR	8-Bit	16MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	23	8KB (4K x 16)	FLASH	512 x 8	1K x 8	4.5V ~ 5.5V	A/D 6x10b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
PIC18F45K22-I/MV IC MCU 8BIT 32KB FLASH 40UQFN Microchip Technology	8,130	-	RFQ	Datasheet	40-UFQFN Exposed Pad	PIC® XLP™ 18K	Tube	Active	Verified	PIC	8-Bit	64MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, HLVD, POR, PWM, WDT	35	32KB (16K x 16)	FLASH	256 x 8	1.5K x 8	2.3V ~ 5.5V	A/D 30x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount

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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.