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
R5F104PFAFB#V0 IC MCU 16BIT 96KB FLASH 100LQFP Renesas Electronics Corporation	4,275	-	RFQ	Datasheet	100-LQFP	RL78/G14	Tray	Discontinued at Digi-Key	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	82	96KB (96K x 8)	FLASH	8K x 8	12K x 8	1.6V ~ 5.5V	A/D 20x8/10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F10EGAANA#U0 IC MCU 16BIT 16KB FLASH 48HWQFN Renesas Electronics Corporation	2,695	-	RFQ	Datasheet	48-WFQFN Exposed Pad	RL78/G1A	Tray	Obsolete	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	32	16KB (16K x 8)	FLASH	-	2K x 8	1.6V ~ 3.6V	A/D 24x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F211B4SP#W4 IC MCU 16BIT 16KB FLASH 20LSSOP Renesas Electronics Corporation	3,649	-	RFQ	Datasheet	20-LSSOP (0.173", 4.40mm Width)	R8C/1x/1B	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, SIO, SSU, UART/USART	LED, POR, Voltage Detect, WDT	13	16KB (16K x 8)	FLASH	-	1K x 8	2.7V ~ 5.5V	A/D 4x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21226JFP#W4 IC MCU 16BIT 32KB FLASH 48LFQFP Renesas Electronics Corporation	1,160	-	RFQ	Datasheet	48-LQFP	R8C/2x/22	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	CANbus, I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	32KB (32K x 8)	FLASH	-	2K x 8	2.7V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F2122CJFP#W4 IC MCU 16BIT 128KB FLASH 48LFQFP Renesas Electronics Corporation	1,856	-	RFQ	Datasheet	48-LQFP	R8C/2x/22	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	CANbus, I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	128KB (128K x 8)	FLASH	-	6K x 8	2.7V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21236KFP#W4 IC MCU 16BIT 32KB FLASH 48LFQFP Renesas Electronics Corporation	4,800	-	RFQ	Datasheet	48-LQFP	R8C/2x/23	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	16MHz	CANbus, I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	32KB (32K x 8)	FLASH	2K x 8	2K x 8	2.7V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
R5F21244SNFP#V2 IC MCU 16BIT 16KB FLASH 52LQFP Renesas Electronics Corporation	1,432	-	RFQ	Datasheet	52-LQFP	R8C/2x/24	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	16KB (16K x 8)	FLASH	-	1K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21244SNFP#X6 IC MCU 16BIT 16KB FLASH 52LQFP Renesas Electronics Corporation	3,760	-	RFQ	Datasheet	52-LQFP	R8C/2x/24	Tape & Reel (TR)	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	16KB (16K x 8)	FLASH	-	1K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21245SDFP#V2 IC MCU 16BIT 24KB FLASH 52LQFP Renesas Electronics Corporation	1,504	-	RFQ	Datasheet	52-LQFP	R8C/2x/24	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	24KB (24K x 8)	FLASH	-	2K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21245SNFP#V2 IC MCU 16BIT 24KB FLASH 52LQFP Renesas Electronics Corporation	3,241	-	RFQ	Datasheet	52-LQFP	R8C/2x/24	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	24KB (24K x 8)	FLASH	-	2K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21247SDFP#V2 IC MCU 16BIT 48KB FLASH 52LQFP Renesas Electronics Corporation	2,693	-	RFQ	Datasheet	52-LQFP	R8C/2x/24	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	48KB (48K x 8)	FLASH	-	2.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21248SDFP#V2 IC MCU 16BIT 64KB FLASH 52LQFP Renesas Electronics Corporation	2,742	-	RFQ	Datasheet	52-LQFP	R8C/2x/24	Tray	Active	Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	64KB (64K x 8)	FLASH	-	3K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21254SDFP#V2 IC MCU 16BIT 16KB FLASH 52LQFP Renesas Electronics Corporation	4,630	-	RFQ	Datasheet	52-LQFP	R8C/2x/25	Tray	Active	Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	16KB (16K x 8)	FLASH	-	1K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21254SNFP#V2 IC MCU 16BIT 16KB FLASH 52LQFP Renesas Electronics Corporation	1,927	-	RFQ	Datasheet	52-LQFP	R8C/2x/25	Tray	Active	Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	16KB (16K x 8)	FLASH	-	1K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21255SNFP#V2 IC MCU 16BIT 24KB FLASH 52LQFP Renesas Electronics Corporation	2,743	-	RFQ	Datasheet	52-LQFP	R8C/2x/25	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	24KB (24K x 8)	FLASH	-	2K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21256SNFP#V2 IC MCU 16BIT 32KB FLASH 52LQFP Renesas Electronics Corporation	2,934	-	RFQ	Datasheet	52-LQFP	R8C/2x/25	Tray	Active	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	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21257SNFP#V2 IC MCU 16BIT 48KB FLASH 52LQFP Renesas Electronics Corporation	1,444	-	RFQ	Datasheet	52-LQFP	R8C/2x/25	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, Voltage Detect, WDT	41	48KB (48K x 8)	FLASH	-	2.5K x 8	2.2V ~ 5.5V	A/D 12x10b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F21292SNSP#W4 IC MCU 16BIT 8KB FLASH 20LSSOP Renesas Electronics Corporation	1,417	-	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	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F212A7SDFP#V2 IC MCU 16BIT 48KB FLASH 64LFQFP Renesas Electronics Corporation	1,754	-	RFQ	Datasheet	64-LQFP	R8C/2x/2A	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, PWM, Voltage Detect, WDT	55	48KB (48K x 8)	FLASH	-	2.5K x 8	2.2V ~ 5.5V	A/D 12x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F212A8SDFP#V2 IC MCU 16BIT 64KB FLASH 64LFQFP Renesas Electronics Corporation	3,521	-	RFQ	Datasheet	64-LQFP	R8C/2x/2A	Tray	Active	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, PWM, Voltage Detect, WDT	55	64KB (64K x 8)	FLASH	-	3K x 8	2.2V ~ 5.5V	A/D 12x10b; D/A 2x8b	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.