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
PIC16C74AT-10/L IC MCU 8BIT 7KB OTP 44PLCC Microchip Technology	2,459	-	RFQ	Datasheet	44-LCC (J-Lead)	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	10MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	33	7KB (4K x 14)	OTP	-	192 x 8	4V ~ 6V	A/D 8x8b	External	0°C ~ 70°C (TA)	-	-	Surface Mount
PIC16C74AT-20/L IC MCU 8BIT 7KB OTP 44PLCC Microchip Technology	1,327	-	RFQ	Datasheet	44-LCC (J-Lead)	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	20MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	33	7KB (4K x 14)	OTP	-	192 x 8	4V ~ 6V	A/D 8x8b	External	0°C ~ 70°C (TA)	-	-	Surface Mount
PIC16C74BT-20E/PQ IC MCU 8BIT 7KB OTP 44MQFP Microchip Technology	2,258	-	RFQ	Datasheet	44-QFP	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	20MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	33	7KB (4K x 14)	OTP	-	192 x 8	4V ~ 5.5V	A/D 8x8b	External	-40°C ~ 125°C (TA)	-	-	Surface Mount
PIC18F8520T-E/PT IC MCU 8BIT 32KB FLASH 80TQFP Microchip Technology	2,309	-	RFQ	Datasheet	80-TQFP	PIC® 18F	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	25MHz	EBI/EMI, I2C, SPI, UART/USART	Brown-out Detect/Reset, LVD, POR, PWM, WDT	68	32KB (16K x 16)	FLASH	1K x 8	2K x 8	4.2V ~ 5.5V	A/D 16x10b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
TS87C51RD2-VIA IC MCU 8BIT 64KB OTP 40PDIL Microchip Technology	3,772	-	RFQ	Datasheet	40-DIP (0.600", 15.24mm)	87C	Tube	Obsolete	Not Verified	80C51	8-Bit	40/30MHz	UART/USART	POR, PWM, WDT	32	64KB (64K x 8)	OTP	-	1K x 8	4.5V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
TS87C51RD2-VCE IC MCU 8BIT 64KB OTP 44VQFP Microchip Technology	2,933	-	RFQ	Datasheet	44-QFP	87C	Tray	Obsolete	Not Verified	80C51	8-Bit	40/30MHz	UART/USART	POR, PWM, WDT	32	64KB (64K x 8)	OTP	-	1K x 8	4.5V ~ 5.5V	-	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
TS87C51RD2-VIB IC MCU 8BIT 64KB OTP 44PLCC Microchip Technology	2,349	-	RFQ	Datasheet	44-LCC (J-Lead)	87C	Tube	Obsolete	Not Verified	80C51	8-Bit	40/30MHz	UART/USART	POR, PWM, WDT	32	64KB (64K x 8)	OTP	-	1K x 8	4.5V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC18LF2685T-I/SO IC MCU 8BIT 96KB FLASH 28SOIC Microchip Technology	1,948	-	RFQ	Datasheet	28-SOIC (0.295", 7.50mm Width)	PIC® 18F	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	40MHz	CANbus, I2C, SPI, UART/USART	Brown-out Detect/Reset, HLVD, POR, PWM, WDT	25	96KB (48K x 16)	FLASH	1K x 8	3.25K x 8	2V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16C54/JW IC MCU 8B 768BIT EPROM/UV 18CDIP Microchip Technology	1,692	-	RFQ	Datasheet	18-CDIP (0.300", 7.62mm) Window	PIC® 16C	Tube	Obsolete	Verified	PIC	8-Bit	4MHz	-	POR, WDT	12	768B (512 x 12)	EPROM, UV	-	25 x 8	2.5V ~ 6.25V	-	External	0°C ~ 70°C (TA)	-	-	Through Hole
PIC16C54A/JW IC MCU 8B 768BIT EPROM/UV 18CDIP Microchip Technology	1,619	-	RFQ	Datasheet	18-CDIP (0.300", 7.62mm) Window	PIC® 16C	Tube	Obsolete	Not Verified	PIC	8-Bit	20MHz	-	POR, WDT	12	768B (512 x 12)	EPROM, UV	-	25 x 8	2.5V ~ 6.25V	-	External	0°C ~ 70°C (TA)	-	-	Through Hole
ST72F651AR6T1 IC MCU 8BIT 32KB FLASH 64LQFP STMicroelectronics	2,018	-	RFQ	Datasheet	64-LQFP	ST7	Tray	Obsolete	Not Verified	ST7	8-Bit	12MHz	I2C, SPI, USB	DMA, LVD, POR, PWM, WDT	47	32KB (32K x 8)	FLASH	-	5K x 8	4V ~ 5.5V	A/D 8x8b	External	0°C ~ 70°C (TA)	-	-	Surface Mount
C8051F511-IM IC MCU 8BIT 32KB FLASH 40QFN Silicon Labs	4,233	-	RFQ	Datasheet	40-VFQFN Exposed Pad	C8051F51x	Tube	Active	Not Verified	8051	8-Bit	50MHz	EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART	POR, PWM, Temp Sensor, WDT	33	32KB (32K x 8)	FLASH	-	4.25K x 8	1.8V ~ 5.25V	A/D 32x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
C8051F511-IMR IC MCU 8BIT 32KB FLASH 40QFN Silicon Labs	2,111	-	RFQ	Datasheet	40-VFQFN Exposed Pad	C8051F51x	Tape & Reel (TR)	Active	Not Verified	8051	8-Bit	50MHz	EBI/EMI, SMBus (2-Wire/I2C), SPI, UART/USART	POR, PWM, Temp Sensor, WDT	33	32KB (32K x 8)	FLASH	-	4.25K x 8	1.8V ~ 5.25V	A/D 32x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
EFM32GG12B510F1024IQ64-AR IC MCU 32BIT 1MB FLASH 64TQFP Silicon Labs	4,858	-	RFQ	Datasheet	64-TQFP	Giant Gecko S1	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M4	32-Bit Single-Core	72MHz	CANbus, EBI/EMI, I2C, IrDA, LINbus, PDM, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT	51	1MB (1M x 8)	FLASH	-	192K x 8	1.8V ~ 3.8V	A/D 16x12b SAR; D/A 2x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
EFM32WG295F128-B-BGA120 IC MCU 32BIT 128KB FLASH 120BGA Silicon Labs	4,956	-	RFQ	Datasheet	120-VFBGA	Wonder Gecko	Tray	Obsolete	Not Verified	ARM® Cortex®-M4F	32-Bit Single-Core	48MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	93	128KB (128K x 8)	FLASH	-	32K x 8	1.98V ~ 3.8V	A/D 8x12b SAR; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
EFM32WG295F128-B-BGA120R IC MCU 32BIT 128KB FLASH 120BGA Silicon Labs	1,207	-	RFQ	Datasheet	120-VFBGA	Wonder Gecko	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M4F	32-Bit Single-Core	48MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	93	128KB (128K x 8)	FLASH	-	32K x 8	1.98V ~ 3.8V	A/D 8x12b SAR; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
CY8C6248AZI-S2D44 IC MCU 32BIT 1MB FLASH 128TQFP Infineon Technologies	2,166	-	RFQ	Datasheet	128-LQFP	PSOC™ 6	Tray	Active	Not Verified	ARM® Cortex®-M0+, ARM® Cortex®-M4F	32-Bit Dual-Core	100MHz, 150MHz	eMMC/SD/SDIO, FIFO, I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART, USB	Brown-out Detect/Reset, CapSense, I2S, LCD, LVD, POR, PWM, WDT	102	1MB (1M x 8)	FLASH	-	512K x 8	1.7V ~ 3.6V	A/D 16x12b SAR, 10b Sigma-Delta; D/A 2x7/8b	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ATXMEGA384D3-AUR IC MCU 8/16BIT 384KB FLSH 64TQFP Microchip Technology	2,210	-	RFQ	Datasheet	64-TQFP	AVR® XMEGA® D3	Cut Tape (CT)	Active	Not Verified	AVR	8/16-Bit	32MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	50	384KB (384K x 8)	FLASH	4K x 8	32K x 8	1.6V ~ 3.6V	A/D 16x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
XMC4402F100K256BAXUMA1 IC MCU 32BIT 256KB FLASH 100LQFP Infineon Technologies	3,553	-	RFQ	Datasheet	100-LQFP Exposed Pad	XMC4000	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M4	32-Bit Single-Core	120MHz	CANbus, I2C, LINbus, SPI, UART/USART, USB	DMA, I2S, LED, POR, PWM, WDT	55	256KB (256K x 8)	FLASH	-	80K x 8	3.13V ~ 3.63V	A/D 24x12b; D/A 2x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
R5F21256SDFP#V2 IC MCU 16BIT 32KB FLASH 52LQFP Renesas Electronics Corporation	2,134	-	RFQ	Datasheet	52-LQFP	R8C/2x/25	Tray	Not For New Designs	Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	32KB (32K x 8)	FLASH	-	2K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount

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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.

Do you support shortage, obsolete or hard-to-find Microcontrollers parts?

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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Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.