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
R5F21265SNFP#X6 IC MCU 16BIT 24KB FLASH 32LQFP Renesas Electronics Corporation	4,854	-	RFQ	Datasheet	32-LQFP	R8C/2x/26	Tape & Reel (TR)	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	24KB (24K x 8)	FLASH	-	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21266SDFP#V2 IC MCU 16BIT 32KB FLASH 32LQFP Renesas Electronics Corporation	1,029	-	RFQ	Datasheet	32-LQFP	R8C/2x/26	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	32KB (32K x 8)	FLASH	-	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21266SNFP#X6 IC MCU 16BIT 32KB FLASH 32LQFP Renesas Electronics Corporation	1,582	-	RFQ	Datasheet	32-LQFP	R8C/2x/26	Tape & Reel (TR)	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	32KB (32K x 8)	FLASH	-	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21266SYFP#V2 IC MCU 16BIT 32KB FLASH 32LQFP Renesas Electronics Corporation	3,827	-	RFQ	Datasheet	32-LQFP	R8C/2x/26	Tray	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	32KB (32K x 8)	FLASH	-	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 105°C (TA)	-	-	Surface Mount
R5F21266SYFP#X6 IC MCU 16BIT 32KB FLASH 32LQFP Renesas Electronics Corporation	1,388	-	RFQ	Datasheet	32-LQFP	R8C/2x/26	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	32KB (32K x 8)	FLASH	-	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 105°C (TA)	-	-	Surface Mount
R5F21272SDFP#X6 IC MCU 16BIT 8KB FLASH 32LQFP Renesas Electronics Corporation	2,460	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tape & Reel (TR)	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	8KB (8K x 8)	FLASH	2K x 8	512 x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21272SNFP#V2 IC MCU 16BIT 8KB FLASH 32LQFP Renesas Electronics Corporation	3,138	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	8KB (8K x 8)	FLASH	2K x 8	512 x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21272SYFP#V2 IC MCU 16BIT 8KB FLASH 32LQFP Renesas Electronics Corporation	3,309	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tray	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	8KB (8K x 8)	FLASH	2K x 8	512 x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 105°C (TA)	-	-	Surface Mount
R5F21274SDFP#V2 IC MCU 16BIT 16KB FLASH 32LQFP Renesas Electronics Corporation	2,132	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	16KB (16K x 8)	FLASH	2K x 8	1K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21275SDFP#V2 IC MCU 16BIT 24KB FLASH 32LQFP Renesas Electronics Corporation	3,731	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	24KB (24K x 8)	FLASH	2K x 8	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21275SDFP#X6 IC MCU 16BIT 24KB FLASH 32LQFP Renesas Electronics Corporation	3,263	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tape & Reel (TR)	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	24KB (24K x 8)	FLASH	2K x 8	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21275SNFP#V2 IC MCU 16BIT 24KB FLASH 32LQFP Renesas Electronics Corporation	4,121	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	24KB (24K x 8)	FLASH	2K x 8	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21276SDFP#V2 IC MCU 16BIT 32KB FLASH 32LQFP Renesas Electronics Corporation	1,815	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	32KB (32K x 8)	FLASH	2K x 8	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21276SYFP#V2 IC MCU 16BIT 32KB FLASH 32LQFP Renesas Electronics Corporation	3,715	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tray	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	32KB (32K x 8)	FLASH	2K x 8	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 105°C (TA)	-	-	Surface Mount
R5F21276SYFP#X6 IC MCU 16BIT 32KB FLASH 32LQFP Renesas Electronics Corporation	4,127	-	RFQ	Datasheet	32-LQFP	R8C/2x/27	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	25	32KB (32K x 8)	FLASH	2K x 8	1.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 105°C (TA)	-	-	Surface Mount
R5F21292SDSP#W4 IC MCU 16BIT 8KB FLASH 20LSSOP Renesas Electronics Corporation	4,494	-	RFQ	Datasheet	20-LSSOP (0.173", 4.40mm Width)	R8C/2x/29	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	13	8KB (8K x 8)	FLASH	2K x 8	512 x 8	2.2V ~ 5.5V	A/D 4x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21294JSP#W4 IC MCU 16BIT 16KB FLASH 20LSSOP Renesas Electronics Corporation	1,089	-	RFQ	Datasheet	20-LSSOP (0.173", 4.40mm Width)	R8C/2x/29	Tape & Reel (TR)	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	13	16KB (16K x 8)	FLASH	2K x 8	1K x 8	2.7V ~ 5.5V	A/D 4x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21296JSP#W4 IC MCU 16BIT 32KB FLASH 20LSSOP Renesas Electronics Corporation	2,961	-	RFQ	Datasheet	20-LSSOP (0.173", 4.40mm Width)	R8C/2x/29	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	13	32KB (32K x 8)	FLASH	2K x 8	1.5K x 8	2.7V ~ 5.5V	A/D 4x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F212K2SDFP#V2 IC MCU 16BIT 8KB FLASH 32LQFP Renesas Electronics Corporation	2,540	-	RFQ	Datasheet	32-LQFP	R8C/2x/2K	Tray	Active	Not Verified	R8C	16-Bit	20MHz	LINbus, SIO, UART/USART	POR, PWM, Voltage Detect, WDT	25	8KB (8K x 8)	FLASH	-	1K x 8	2.2V ~ 5.5V	A/D 9x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F212K2SNFP#V2 IC MCU 16BIT 8KB FLASH 32LQFP Renesas Electronics Corporation	2,817	-	RFQ	Datasheet	32-LQFP	R8C/2x/2K	Tray	Active	Not Verified	R8C	16-Bit	20MHz	LINbus, SIO, UART/USART	POR, PWM, Voltage Detect, WDT	25	8KB (8K x 8)	FLASH	-	1K x 8	2.2V ~ 5.5V	A/D 9x10b	Internal	-20°C ~ 85°C	-	-	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.