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
R5F104LJGFB#50 IC MCU 16BIT 256KB FLASH 64LFQFP Renesas Electronics Corporation	3,330	-	RFQ	Datasheet	64-LQFP	RL78/G14	Tape & Reel (TR)	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	44	256KB (256K x 8)	FLASH	8K x 8	24K x 8	2.4V ~ 5.5V	A/D 12x8/10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F104LHGFB#50 IC MCU 16BIT 192KB FLASH 64LFQFP Renesas Electronics Corporation	4,543	-	RFQ	Datasheet	64-LQFP	RL78/G14	Tape & Reel (TR)	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	48	192KB (192K x 8)	FLASH	8K x 8	20K x 8	2.4V ~ 5.5V	A/D 12x8/10b; D/A 2x8b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
NUC1262LE4AE M23-128KFLASH+20KRAM+UART+SPI+I2 Nuvoton Technology Corporation	3,725	-	RFQ	Datasheet	48-LQFP	NuMicro™ NUC1262	Tray	Active	-	ARM® Cortex®-M0	32-Bit	72MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	38	128KB (128K x 8)	FLASH	-	20K x 8	2.5V ~ 5.5V	A/D 8x12b SAR	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
PIC16C55A-20E/P IC MCU 8BIT 768B OTP 28DIP Microchip Technology	3,994	-	RFQ	Datasheet	28-DIP (0.600", 15.24mm)	PIC® 16C	Tube	Obsolete	Verified	PIC	8-Bit	20MHz	-	POR, WDT	20	768B (512 x 12)	OTP	-	25 x 8	3V ~ 5.5V	-	External	-40°C ~ 125°C (TA)	-	-	Through Hole
PIC16C55A-20E/SP IC MCU 8BIT 768B OTP 28SPDIP Microchip Technology	3,797	-	RFQ	Datasheet	28-DIP (0.300", 7.62mm)	PIC® 16C	Tube	Obsolete	Verified	PIC	8-Bit	20MHz	-	POR, WDT	20	768B (512 x 12)	OTP	-	25 x 8	3V ~ 5.5V	-	External	-40°C ~ 125°C (TA)	-	-	Through Hole
R5F104GKAFB#70 16-BIT GENERAL MCU RL78/G14 384K Renesas Electronics Corporation	2,003	-	RFQ	Datasheet	48-LQFP	RL78/G14	Tray	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	LVD, POR, PWM, WDT	38	384KB (384K x 8)	FLASH	8K x 8	32K x 8	1.6V ~ 5.5V	A/D 10x8/10b; D/A 2x8b	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F140FKAFP#70 16BIT MCU RL78/G13A 384K 44LQFP Renesas Electronics Corporation	1,626	-	RFQ	Datasheet	44-LQFP	RL78/G13A	Tray	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	31	384KB (384K x 8)	FLASH	8K x 8	24K x 8	1.6V ~ 5.5V	A/D 10x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F100FKAFP#70 16-BIT GENERAL MCU RL78/G13 384K Renesas Electronics Corporation	1,122	-	RFQ	Datasheet	44-LQFP	RL78/G13	Tray	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	31	384KB (384K x 8)	FLASH	8K x 8	24K x 8	1.6V ~ 5.5V	A/D 10x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
M252KG6AE M23-256KFLASH+32KRAM+UART+SPI+I2 Nuvoton Technology Corporation	3,732	-	RFQ	Datasheet	128-LQFP	NuMicro™ M252	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	EBI/EMI, I2C, IrDA, LINbus, QSPI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	85	256KB (256K x 8)	FLASH	-	32K x 8	1.75V ~ 5.5V	A/D 16x12b SAR; D/A 1x12b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M251KG6AE M23-256KFLASH+32KRAM+UART+SPI+I2 Nuvoton Technology Corporation	2,296	-	RFQ	Datasheet	128-LQFP	NuMicro™ M251	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	EBI/EMI, I2C, IrDA, LINbus, QSPI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	85	256KB (256K x 8)	FLASH	-	32K x 8	1.75V ~ 5.5V	A/D 16x12b SAR; D/A 1x12b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M258KD3AE 28KB FLASH, 16KB RAM, LCD DRIVER Nuvoton Technology Corporation	3,281	-	RFQ	Datasheet	128-LQFP	NuMicro™ M258	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	I2C, IrDA, LINbus, QSPI, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, LVR, POR, PWM, WDT	82	64KB (64K x 8)	FLASH	-	16K x 8	1.75V ~ 5.5V	A/D 16x12b SAR	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
M256KD3AE 28KB FLASH, 16KB RAM, LCD DRIVER Nuvoton Technology Corporation	4,520	-	RFQ	Datasheet	128-LQFP	NuMicro™ M256	Tray	Active	-	ARM® Cortex®-M23	32-Bit	48MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LCD, LVR, POR, PWM, WDT	86	64KB (64K x 8)	FLASH	-	16K x 8	1.75V ~ 5.5V	A/D 16x12b SAR	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
ST72F32AK2T6 IC MCU 8BIT 8KB FLASH 32LQFP STMicroelectronics	3,756	-	RFQ	Datasheet	32-LQFP	ST7	Tray	Obsolete	Not Verified	ST7	8-Bit	8MHz	SCI, SPI	POR, PWM, WDT	24	8KB (8K x 8)	FLASH	-	384 x 8	3.8V ~ 5.5V	A/D 8x10b	External	-40°C ~ 85°C (TA)	-	-	Surface Mount
STM8AF6288TAX IC MCU 8BIT 64KB FLASH 48LQFP STMicroelectronics	4,222	-	RFQ	Datasheet	48-LQFP	STM8A	Tape & Reel (TR)	Active	Not Verified	STM8A	8-Bit	24MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	38	64KB (64K x 8)	FLASH	2K x 8	6K x 8	3V ~ 5.5V	A/D 10x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
S1C17M31F001100 IC MCU 16BIT 48KB FLASH 48TQFP12 EPSON	4,842	-	RFQ	Datasheet	48-TQFP	-	Tray	Active	Not Verified	S1C17	16-Bit	17.12MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, LCD, POR, PWM, Voltage Detect, WDT	37	48KB (48K x 8)	FLASH	-	4K x 8	1.8V ~ 5.5V	A/D 3x12b SAR	External, Internal	-40°C ~ 85°C	-	-	Surface Mount
EFM32HG308F32G-C-QFN24 IC MCU 32BIT 32KB FLASH 24QFN Silicon Labs	2,543	-	RFQ	Datasheet	24-VQFN Exposed Pad	Happy Gecko	Tray	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	25MHz	I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	15	32KB (32K x 8)	FLASH	-	8K x 8	1.98V ~ 3.8V	A/D 4x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
MSP430F5309IPT IC MCU 16BIT 24KB FLASH 48LQFP Texas Instruments	1,189	-	RFQ	Datasheet	48-LQFP	MSP430F5xx	Tray	Active	Not Verified	MSP430 CPUXV2	16-Bit	25MHz	I2C, IrDA, LINbus, SCI, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	31	24KB (24K x 8)	FLASH	-	6K x 8	1.8V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F111PGAFB#70 16BIT MCU RL78L1C 128K 100QFP -4 Renesas Electronics Corporation	1,317	-	RFQ	Datasheet	100-LQFP	RL78/L1C	Tray	Active	-	RL78	16-Bit	24MHz	CSI, I2C, LINbus, UART/USART	LCD, LVD, POR, PWM, WDT	73	128KB (128K x 8)	FLASH	8K x 8	12K x 8	1.6V ~ 3.6V	A/D 13x8/12b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
Z8F0822SJ020SC IC MCU 8BIT 8KB FLASH 28SOIC Zilog	2,020	-	RFQ	Datasheet	28-SOIC (0.295", 7.50mm Width)	Encore!® XP®	Tube	Obsolete	Not Verified	eZ8	8-Bit	20MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	19	8KB (8K x 8)	FLASH	-	1K x 8	2.7V ~ 3.6V	A/D 5x10b	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
AT89C1051-24SI IC MCU 8BIT 1KB FLASH 20SOIC Microchip Technology	1,147	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	89C	Tube	Obsolete	Not Verified	8051	8-Bit	24MHz	-	LED	15	1KB (1K x 8)	FLASH	-	64 x 8	4V ~ 6V	-	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.

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.

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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.