Microcontrollers

Browse available Microcontrollers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

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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
EFM8BB31F16A-D-5QFN32 IC MCU 8BIT 16KB FLASH 32QFN Silicon Labs	2,067	-	RFQ	Datasheet	32-WFQFN Exposed Pad	Busy Bee	Tube	Active	Not Verified	CIP-51 8051	8-Bit	50MHz	I2C, SMBus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	29	16KB (16K x 8)	FLASH	-	2.25K x 8	2.2V ~ 3.6V	A/D 20x12b; D/A 2x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
Z86E0812HSC1903 IC MCU 8BIT 2KB OTP 20SOIC Zilog	2,418	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	Z8®	Tube	Obsolete	Verified	Z8	8-Bit	12MHz	-	POR, WDT	14	2KB (2K x 8)	OTP	-	125 x 8	4.5V ~ 5.5V	-	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
STM32H503CBU6 IC MCU 32BIT 128KB FLSH 48UFQFPN STMicroelectronics	4,890	-	RFQ	Datasheet	48-UFQFN Exposed Pad	STM32H5	Tray	Active	-	ARM® Cortex®-M33	32-Bit	250MHz	CANbus, FIFO, I2C, IrDA, LINbus, SCI, SDIO, SMBus, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, PDR, POR, PWM, SHA, TRNG, Voltage Detect, WDT	35	128KB (128K x 8)	FLASH	-	32K x 8	1.71V ~ 3.6V	A/D 10x12b SAR; D/A 1x12b	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16F1707-I/P IC MCU 8BIT 3.5KB FLASH 20DIP Microchip Technology	2,675	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	PIC® XLP™ 16F	Tube	Active	Not Verified	PIC	8-Bit	32MHz	I2C, LINbus, SPI	Brown-out Detect/Reset, POR, PWM, WDT	18	3.5KB (2K x 14)	FLASH	-	256 x 8	2.3V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
AVR64DB28-E/SO IC MCU 8BIT 64KB FLASH 28SOIC Microchip Technology	1,366	-	RFQ	Datasheet	28-SOIC (0.295", 7.50mm Width)	AVR® DB	Tube	Active	Not Verified	AVR	8-Bit	24MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	21	64KB (64K x 8)	FLASH	512 x 8	8K x 8	1.8V ~ 5.5V	A/D 9x12b; D/A 1x10b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
W78E052C40DL IC MCU 8BIT 8KB FLASH 40DIP Nuvoton Technology Corporation	4,196	-	RFQ	Datasheet	40-DIP	W78	Tube	Obsolete	Not Verified	8051	8-Bit	40MHz	EBI/EMI, UART/USART	POR, WDT	32	8KB (8K x 8)	FLASH	-	256 x 8	4.5V ~ 5.5V	-	Internal	0°C ~ 70°C (TA)	-	-	Through Hole
W78L052C24DL IC MCU 8BIT 8KB FLASH 40DIP Nuvoton Technology Corporation	1,312	-	RFQ	Datasheet	40-DIP	W78	Tube	Obsolete	Not Verified	8051	8-Bit	24MHz	EBI/EMI, UART/USART	POR, WDT	32	8KB (8K x 8)	FLASH	-	256 x 8	2.4V ~ 5.5V	-	Internal	0°C ~ 70°C (TA)	-	-	Through Hole
ATMEGA169PA-MCHR IC MCU 8BIT 16KB FLASH 64QFN Microchip Technology	4,970	-	RFQ	Datasheet	64-VQFN Dual Rows, Exposed Pad	AVR® ATmega	Tape & Reel (TR)	Active	Not Verified	AVR	8-Bit	16MHz	SPI, UART/USART, USI	Brown-out Detect/Reset, LCD, POR, PWM, WDT	54	16KB (8K x 16)	FLASH	512 x 8	1K x 8	1.8V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16LF1829-E/SO IC MCU 8BIT 14KB FLASH 20SOIC Microchip Technology	3,916	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	PIC® XLP™ mTouch™ 16F	Tube	Active	Verified	PIC	8-Bit	32MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	17	14KB (8K x 14)	FLASH	256 x 8	1K x 8	1.8V ~ 3.6V	A/D 12x10b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
PIC16F1782-E/SS IC MCU 8BIT 3.5KB FLASH 28SSOP Microchip Technology	3,672	-	RFQ	Datasheet	28-SSOP (0.209", 5.30mm Width)	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	3.5KB (2K x 14)	FLASH	256 x 8	256 x 8	2.3V ~ 5.5V	A/D 11x12b; D/A 1x8b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
XMC1302T016X0032AAXUMA1 IC MCU 32BIT 32KB FLASH 16TSSOP Infineon Technologies	1,610	-	RFQ	Datasheet	16-TSSOP (0.173", 4.40mm Width)	XMC1000	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	32MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, I2S, POR, PWM, WDT	11	32KB (32K x 8)	FLASH	-	16K x 8	1.8V ~ 5.5V	A/D 11x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
PIC16F15376-I/P IC MCU 8BIT 28KB FLASH 40DIP Microchip Technology	4,037	-	RFQ	Datasheet	40-DIP (0.600", 15.24mm)	PIC® XLP™ 16F	Tube	Active	Not Verified	PIC	8-Bit	32MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	36	28KB (16K x 14)	FLASH	-	2K x 8	2.3V ~ 5.5V	A/D 35x10b; D/A 1x5b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
PIC16LF15376-I/P IC MCU 8BIT 28KB FLASH 40DIP Microchip Technology	2,355	-	RFQ	Datasheet	40-DIP (0.600", 15.24mm)	PIC® XLP™ 16F	Tube	Active	Not Verified	PIC	8-Bit	32MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	36	28KB (16K x 14)	FLASH	224 x 8	2K x 8	1.8V ~ 3.6V	A/D 35x10b; D/A 1x5b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
DSPIC33CK128MC103T-I/M5 IC MCU 16BIT 128KB FLASH 36UQFN Microchip Technology	2,665	-	RFQ	Datasheet	36-UFQFN Exposed Pad	-	Tape & Reel (TR)	Active	Not Verified	dsPIC	16-Bit	-	-	-	-	128KB (128K x 8)	FLASH	-	-	3V ~ 3.6V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
DSPIC33AK128MC102T-E/SS DSPIC33A, FPU, 200MHZ, 128K FLAS Microchip Technology	1,261	-	RFQ	Datasheet	-	-	Tape & Reel (TR)	Active	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
PIC16F677T-I/ML IC MCU 8BIT 3.5KB FLASH 20QFN Microchip Technology	1,309	-	RFQ	Datasheet	20-VFQFN Exposed Pad	PIC® 16F	Tape & Reel (TR)	Active	Verified	PIC	8-Bit	20MHz	I2C, SPI	Brown-out Detect/Reset, POR, WDT	18	3.5KB (2K x 14)	FLASH	256 x 8	128 x 8	2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATSAMD20G15A-MN IC MCU 32BIT 32KB FLASH 48QFN Microchip Technology	1,764	-	RFQ	Datasheet	48-VFQFN Exposed Pad	SAM D20G	Tray	Active	Verified	ARM® Cortex®-M0+	32-Bit Single-Core	48MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, WDT	38	32KB (32K x 8)	FLASH	-	4K x 8	1.62V ~ 3.6V	A/D 14x12b; D/A 1x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
ATSAMD20J14A-MN IC MCU 32BIT 16KB FLASH 64QFN Microchip Technology	3,894	-	RFQ	Datasheet	64-VFQFN Exposed Pad	SAM D20J	Tray	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	48MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, WDT	52	16KB (16K x 8)	FLASH	-	2K x 8	1.62V ~ 3.6V	A/D 20x12b; D/A 1x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
MC9S08PA16VWJ IC MCU 8BIT 16KB FLASH 20SOIC NXP USA Inc.	1,176	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	S08	Tube	Not For New Designs	Not Verified	S08	8-Bit	20MHz	I2C, LINbus, SPI, UART/USART	LVD, POR, PWM, WDT	18	16KB (16K x 8)	FLASH	256 x 8	2K x 8	2.7V ~ 5.5V	A/D 12x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R7F101GLE2DFA#AA0 16BIT MCU RL78/G24 64K 64LQFP -4 Renesas Electronics Corporation	1,198	-	RFQ	Datasheet	-	-	Tray	Discontinued at Digi-Key	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

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Microcontrollers FAQ

Common questions about selecting, comparing and sourcing Microcontrollers components through Winsun (HK) Electronics.

What should I check when selecting Microcontrollers components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

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Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

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Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

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