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
PIC16C54T-LPI/SS IC MCU 8BIT 768B OTP 20SSOP Microchip Technology	4,788	-	RFQ	Datasheet	20-SSOP (0.209", 5.30mm Width)	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	40MHz	-	POR, WDT	12	768B (512 x 12)	OTP	-	25 x 8	2.5V ~ 6.25V	-	External	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16C554T-04E/SS IC MCU 8BIT 896B OTP 20SSOP Microchip Technology	4,474	-	RFQ	Datasheet	20-SSOP (0.209", 5.30mm Width)	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	4MHz	-	POR, WDT	13	896B (512 x 14)	OTP	-	80 x 8	3V ~ 5.5V	-	External	-40°C ~ 125°C (TA)	-	-	Surface Mount
PIC16C55A-04I/SP IC MCU 8BIT 768B OTP 28SPDIP Microchip Technology	3,009	-	RFQ	Datasheet	28-DIP (0.300", 7.62mm)	PIC® 16C	Tube	Active	Verified	PIC	8-Bit	4MHz	-	POR, WDT	20	768B (512 x 12)	OTP	-	25 x 8	3V ~ 5.5V	-	External	-40°C ~ 85°C (TA)	-	-	Through Hole
PIC16C712T-20E/SS IC MCU 8BIT 1.75KB OTP 20SSOP Microchip Technology	4,623	-	RFQ	Datasheet	20-SSOP (0.209", 5.30mm Width)	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	20MHz	-	Brown-out Detect/Reset, POR, PWM, WDT	13	1.75KB (1K x 14)	OTP	-	128 x 8	4V ~ 5.5V	A/D 4x8b	External	-40°C ~ 125°C (TA)	-	-	Surface Mount
PIC16LC717T-I/SO IC MCU 8BIT 3.5KB OTP 18SOIC Microchip Technology	1,089	-	RFQ	Datasheet	18-SOIC (0.295", 7.50mm Width)	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	20MHz	I2C, SPI	Brown-out Detect/Reset, POR, PWM, WDT	15	3.5KB (2K x 14)	OTP	-	256 x 8	2.5V ~ 5.5V	A/D 6x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16F627A-E/P IC MCU 8BIT 1.75KB FLASH 18DIP Microchip Technology	2,577	-	RFQ	Datasheet	18-DIP (0.300", 7.62mm)	PIC® 16F	Tube	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 ~ 125°C (TA)	-	-	Through Hole
PIC16F818T-I/MLTSL IC MCU 8BIT 1.75KB FLASH 28QFN Microchip Technology	4,617	-	RFQ	Datasheet	28-VQFN Exposed Pad	PIC® 16F	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	20MHz	I2C, SPI	Brown-out Detect/Reset, POR, PWM, WDT	16	1.75KB (1K x 14)	FLASH	128 x 8	128 x 8	4V ~ 5.5V	A/D 5x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC18F4221T-I/ML IC MCU 8BIT 4KB FLASH 44QFN Microchip Technology	2,356	-	RFQ	Datasheet	44-VQFN Exposed Pad	PIC® 18F	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	40MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, HLVD, POR, PWM, WDT	36	4KB (2K x 16)	FLASH	256 x 8	512 x 8	4.2V ~ 5.5V	A/D 13x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
S9KEAZ64AMLHR IC MCU 32BIT 64KB FLASH 64LQFP NXP USA Inc.	4,928	-	RFQ	Datasheet	64-LQFP	Kinetis KEA	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	48MHz	CANbus, I2C, LINbus, SPI, UART/USART	LVD, POR, PWM, WDT	58	64KB (64K x 8)	FLASH	-	8K x 8	2.7V ~ 5.5V	A/D 16x12b SAR	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
W78E365A40DL IC MCU 8BIT 64KB FLASH 40DIP Nuvoton Technology Corporation	4,572	-	RFQ	Datasheet	40-DIP	W78	Tube	Not For New Designs	Not Verified	8052	8-Bit	40MHz	EBI/EMI, UART/USART	POR, PWM, WDT	32	64KB (64K x 8)	FLASH	-	1.25K x 8	4.5V ~ 5.5V	-	Internal	0°C ~ 70°C (TA)	-	-	Through Hole
UPD78F0511AMC(S)-GAA-E1-AX IC MCU 8BIT 16KB FLASH 38SSOP Renesas Electronics Corporation	3,078	-	RFQ	Datasheet	38-SSOP (0.240", 6.10mm Width)	78K0/Kx2	Tape & Reel (TR)	Active	-	78K/0	8-Bit	20MHz	3-Wire SIO, I2C, LINbus, UART/USART	LVD, POR, PWM, WDT	31	16KB (16K x 8)	FLASH	-	768 x 8	1.8V ~ 5.5V	A/D 6x10b SAR	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F104PGGFA#50 IC MCU 16BIT 128KB FLASH 100LQFP Renesas Electronics Corporation	4,673	-	RFQ	Datasheet	100-LQFP	RL78/G14	Tape & Reel (TR)	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	82	128KB (128K x 8)	FLASH	8K x 8	16K x 8	2.4V ~ 5.5V	A/D 20x8/10b; D/A 2x8b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F104PHAFA#50 IC MCU 16BIT 192KB FLASH 100LQFP Renesas Electronics Corporation	1,134	-	RFQ	Datasheet	100-LQFP	RL78/G14	Tape & Reel (TR)	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	82	192KB (192K x 8)	FLASH	8K x 8	20K x 8	1.6V ~ 5.5V	A/D 20x8/10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
STM32G431K8T3 IC MCU 32BIT 64KB FLASH 32LQFP STMicroelectronics	2,649	-	RFQ	Datasheet	32-LQFP	STM32G4	Bulk	Active	-	ARM® Cortex®-M4	32-Bit	170MHz	CANbus, I2C, IrDA, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	26	64KB (64K x 8)	FLASH	-	32K x 8	1.71V ~ 3.6V	A/D 11x12b SAR; D/A 4x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
Z8F2421AN020SC00TR IC MCU 8BIT 24KB FLASH 44QFP Zilog	4,845	-	RFQ	Datasheet	44-LQFP	Encore!® XP®	Tape & Reel (TR)	Obsolete	Verified	eZ8	8-Bit	20MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	31	24KB (24K x 8)	FLASH	-	2K x 8	3V ~ 3.6V	A/D 8x10b	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
R5F100LLDFB#10 IC MCU 16BIT 512KB FLASH 64LFQFP Renesas Electronics Corporation	3,277	-	RFQ	Datasheet	64-LQFP	RL78/G13	Tray	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	48	512KB (512K x 8)	FLASH	8K x 8	32K x 8	1.6V ~ 5.5V	A/D 12x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
C8051F327-GM IC MCU 8BIT 16KB FLASH 28QFN Silicon Labs	4,850	-	RFQ	Datasheet	28-VFQFN Exposed Pad	C8051F32x	Tube	Not For New Designs	Not Verified	8051	8-Bit	25MHz	UART/USART, USB	POR	15	16KB (16K x 8)	FLASH	-	1.5K x 8	2.7V ~ 3.6V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F51305BGFP#10 IC MCU 32BIT 128MB FLASH 100LQFP Renesas Electronics Corporation	1,422	-	RFQ	Datasheet	100-LQFP	RX130	Tray	Active	-	RX	32-Bit Single-Core	32MHz	I2C, LINbus, SCI, SPI	Capacitive Touch, DMA, LVD, POR, PWM, WDT	88	128KB (128K x 8)	FLASH	8K x 8	16K x 8	1.8V ~ 5.5V	A/D 24x12b; D/A 2x8b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F104GLGFB#70 16-BIT GENERAL MCU RL78/G14 512K Renesas Electronics Corporation	3,558	-	RFQ	Datasheet	48-LQFP	RL78/G14	Tray	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	LVD, POR, PWM, WDT	38	512KB (512K x 8)	FLASH	8K x 8	48K x 8	2.4V ~ 5.5V	A/D 10x8/10b; D/A 2x8b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F11NGGAFB#70 16BIT MCU RL78/H1D 128K LFQFP48 Renesas Electronics Corporation	4,525	-	RFQ	Datasheet	48-LQFP	RL78/H1D	Tray	Active	-	RL78	16-Bit	24MHz	CSI, I2C, SPI, UART/USART	LCD, LVD, POR, PWM, WDT	22	128KB (128K x 8)	FLASH	4K x 8	5.5K x 8	2.4V ~ 5.5V	A/D 5x8b SAR, 5x10b Sigma-Delta; D/A 1x8b, 1x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount

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FREQUENTLY ASKED QUESTIONS

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.

Can Winsun help source specific Microcontrollers part numbers?

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.

How do I request a quote for Microcontrollers components?

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.