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
PIC16F627AT-I/SO IC MCU 8BIT 1.75KB FLASH 18SOIC Microchip Technology	2,210	-	RFQ	Datasheet	18-SOIC (0.295", 7.50mm Width)	PIC® 16F	Tape & Reel (TR)	Active	Verified	PIC	8-Bit	20MHz	UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	16	1.75KB (1K x 14)	FLASH	128 x 8	224 x 8	3V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89LP4052-20PU IC MCU 8BIT 4KB FLASH 20DIP Microchip Technology	1,388	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	89LP	Tube	Active	Not Verified	8051	8-Bit	20MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	15	4KB (4K x 8)	FLASH	-	256 x 8	2.4V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
PIC18F66K40-I/PT IC MCU 8BIT 64KB FLASH 64TQFP Microchip Technology	961	-	RFQ	Datasheet	64-TQFP	PIC® XLP™ 18K	Tray	Active	Not Verified	PIC	8-Bit	64MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	60	64KB (32K x 16)	FLASH	1K x 8	3.5K x 8	2.3V ~ 5.5V	A/D 45x10b; D/A 1x5b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89S8253-24AU IC MCU 8BIT 12KB FLASH 44TQFP Microchip Technology	3,686	-	RFQ	Datasheet	44-TQFP	89S	Tray	Active	Verified	8051	8-Bit	24MHz	SPI, UART/USART	POR, WDT	32	12KB (12K x 8)	FLASH	2K x 8	256 x 8	2.7V ~ 5.5V	-	External	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATTINY861-20MU IC MCU 8BIT 8KB FLASH 32VQFN Microchip Technology	1,020	-	RFQ	Datasheet	32-VFQFN Exposed Pad	AVR® ATtiny	Tray	Active	Verified	AVR	8-Bit	20MHz	USI	Brown-out Detect/Reset, POR, PWM, WDT	16	8KB (4K x 16)	FLASH	512 x 8	512 x 8	2.7V ~ 5.5V	A/D 11x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATSAMD21E16B-AUT IC MCU 32BIT 64KB FLASH 32TQFP Microchip Technology	347	-	RFQ	Datasheet	32-TQFP	SAM D21E, Functional Safety (FuSa)	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	48MHz	I2C, LINbus, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	26	64KB (64K x 8)	FLASH	-	8K x 8	1.62V ~ 3.6V	A/D 10x12b; D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16F1788-I/ML IC MCU 8BIT 28KB FLASH 28QFN Microchip Technology	3,019	-	RFQ	Datasheet	28-VQFN Exposed Pad	PIC® XLP™ 16F	Tube	Active	Not Verified	PIC	8-Bit	32MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PSMC, PWM, WDT	24	28KB (16K x 14)	FLASH	256 x 8	2K x 8	2.3V ~ 5.5V	A/D 11x12b; D/A 1x8b, 3x5b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC24F16KL402-I/SS IC MCU 16BIT 16KB FLASH 28SSOP Microchip Technology	2,281	-	RFQ	Datasheet	28-SSOP (0.209", 5.30mm Width)	PIC® XLP™ 24F	Tube	Active	Not Verified	PIC	16-Bit	32MHz	I2C, IrDA, LINbus, SPI, UART/USART	Brown-out Detect/Reset, HLVD, POR, PWM, WDT	24	16KB (5.5K x 24)	FLASH	512 x 8	1K x 8	1.8V ~ 3.6V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATMEGA8A-ANR IC MCU 8BIT 8KB FLASH 32TQFP Microchip Technology	1,359	-	RFQ	Datasheet	32-TQFP	AVR® ATmega	Tape & Reel (TR)	Active	Not 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	2.7V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
PIC18F14K50-I/SS IC MCU 8BIT 16KB FLASH 20SSOP Microchip Technology	1,347	-	RFQ	Datasheet	20-SSOP (0.209", 5.30mm Width)	PIC® XLP™ 18K	Tube	Active	Verified	PIC	8-Bit	48MHz	I2C, SPI, UART/USART, USB	Brown-out Detect/Reset, POR, PWM, WDT	14	16KB (8K x 16)	FLASH	256 x 8	768 x 8	1.8V ~ 5.5V	A/D 11x10b	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.