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
DSPIC33FJ128MC706-I/PT IC MCU 16BIT 128KB FLASH 64TQFP Microchip Technology	448	-	RFQ	Datasheet	64-TQFP	dsPIC™ 33F	Tray	Active	Not Verified	dsPIC	16-Bit	40 MIPs	CANbus, I2C, IrDA, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, Motor Control PWM, POR, PWM, QEI, WDT	53	128KB (128K x 8)	FLASH	-	16K x 8	3V ~ 3.6V	A/D 16x10b/12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATXMEGA256A3BU-MH IC MCU 8/16BIT 256KB FLASH 64QFN Microchip Technology	3,437	-	RFQ	Datasheet	64-VFQFN Exposed Pad	AVR® XMEGA® A3BU	Tray	Active	Not Verified	AVR	8/16-Bit	32MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	47	256KB (128K x 16)	FLASH	4K x 8	16K x 8	1.6V ~ 3.6V	A/D 16x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATXMEGA256A3U-MH IC MCU 8/16BIT 256KB FLASH 64QFN Microchip Technology	708	-	RFQ	Datasheet	64-VFQFN Exposed Pad	AVR® XMEGA® A3U	Tray	Active	Not Verified	AVR	8/16-Bit	32MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	50	256KB (128K x 16)	FLASH	4K x 8	16K x 8	1.6V ~ 3.6V	A/D 16x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC18F2585-I/SO IC MCU 8BIT 48KB FLASH 28SOIC Microchip Technology	2,184	-	RFQ	Datasheet	28-SOIC (0.295", 7.50mm Width)	PIC® 18F	Tube	Active	Verified	PIC	8-Bit	40MHz	CANbus, I2C, SPI, UART/USART	Brown-out Detect/Reset, HLVD, POR, PWM, WDT	25	48KB (24K x 16)	FLASH	1K x 8	3.25K x 8	4.2V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
DSPIC33FJ128GP706A-E/PT IC MCU 16BIT 128KB FLASH 64TQFP Microchip Technology	7,714	-	RFQ	Datasheet	64-TQFP	dsPIC™ 33F	Tray	Active	Not Verified	dsPIC	16-Bit	40 MIPs	CANbus, I2C, IrDA, LINbus, SPI, UART/USART	AC'97, Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	53	128KB (128K x 8)	FLASH	-	16K x 8	3V ~ 3.6V	A/D 18x10b/12b	Internal	-40°C ~ 125°C (TA)	Automotive	AEC-Q100	Surface Mount
AT89C51RD2-SLSUM IC MCU 8BIT 64KB FLASH 44PLCC Microchip Technology	4,358	-	RFQ	Datasheet	44-LCC (J-Lead)	89C	Tube	Active	Verified	80C51	8-Bit	60MHz	SPI, UART/USART	POR, PWM, WDT	34	64KB (64K x 8)	FLASH	-	2K x 8	2.7V ~ 5.5V	-	External	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT32UC3C264C-A2UT IC MCU 32BIT 64KB FLASH 64TQFP Microchip Technology	1,030	-	RFQ	Datasheet	64-TQFP	AVR®32 UC3 C	Tray	Active	Not Verified	AVR	32-Bit Single-Core	66MHz	CANbus, Ethernet, I2C, IrDA, LINbus, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	45	64KB (64K x 8)	FLASH	-	16K x 8	3V ~ 5.5V	A/D 11x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC18F452-I/PT IC MCU 8BIT 32KB FLASH 44TQFP Microchip Technology	10,660	-	RFQ	Datasheet	44-TQFP	PIC® 18F	Tray	Active	Verified	PIC	8-Bit	40MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, LVD, POR, PWM, WDT	34	32KB (16K x 16)	FLASH	256 x 8	1.5K x 8	4.2V ~ 5.5V	A/D 8x10b	External	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATXMEGA256A3BU-MHR IC MCU 8/16BIT 256KB FLASH 64QFN Microchip Technology	10,137	-	RFQ	Datasheet	64-VFQFN Exposed Pad	AVR® XMEGA® A3BU	Tape & Reel (TR)	Active	Not Verified	AVR	8/16-Bit	32MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	47	256KB (128K x 16)	FLASH	4K x 8	16K x 8	1.6V ~ 3.6V	A/D 16x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATXMEGA128A1-AUR IC MCU 8/16B 128KB FLASH 100TQFP Microchip Technology	19,208	-	RFQ	Datasheet	100-TQFP	AVR® XMEGA® A1	Tape & Reel (TR)	Active	Not Verified	AVR	8/16-Bit	32MHz	EBI/EMI, I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	78	128KB (64K x 16)	FLASH	2K x 8	8K x 8	1.6V ~ 3.6V	A/D 16x12b; D/A 4x12b	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.