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
LM3S9B92-IQC80-C3T IC MCU 32BIT 256KB FLASH 100LQFP Texas Instruments	1,782	-	RFQ	Datasheet	100-LQFP	Stellaris® ARM® Cortex®-M3S 9000	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	65	256KB (256K x 8)	FLASH	-	96K x 8	1.235V ~ 1.365V	A/D 16x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
LM3S9B95-IQC80-C3T IC MCU 32BIT 256KB FLASH 100LQFP Texas Instruments	4,736	-	RFQ	Datasheet	100-LQFP	Stellaris® ARM® Cortex®-M3S 9000	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	65	256KB (256K x 8)	FLASH	-	96K x 8	1.235V ~ 1.365V	A/D 16x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
MSP430FG479IZQW IC MCU 16BIT 60KB FLASH 113BGA Texas Instruments	1,333	-	RFQ	Datasheet	113-VFBGA	MSP430x4xx	Tray	Obsolete	Not Verified	MSP430 CPU16	16-Bit	8MHz	I2C, IrDA, LINbus, SCI, SPI, UART/USART	Brown-out Detect/Reset, LCD, PWM, WDT	48	60KB (60K x 8 + 256B)	FLASH	-	2K x 8	1.8V ~ 3.6V	A/D 5x16b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89LP428-20AU IC MCU 8BIT 4KB FLASH 32TQFP Microchip Technology	3,460	-	RFQ	Datasheet	32-TQFP	89LP	Tray	Obsolete	Not Verified	8051	8-Bit	20MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	30	4KB (4K x 8)	FLASH	512 x 8	768 x 8	2.4V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89LP428-20MH IC MCU 8BIT 4KB FLASH 32VQFN Microchip Technology	4,303	-	RFQ	Datasheet	32-VFQFN Exposed Pad	89LP	Tray	Active	Not Verified	8051	8-Bit	20MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	30	4KB (4K x 8)	FLASH	512 x 8	768 x 8	2.4V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89LP6440-20PU IC MCU 8BIT 64KB FLASH 40DIP Microchip Technology	2,132	-	RFQ	Datasheet	40-DIP (0.600", 15.24mm)	89LP	Tube	Obsolete	Not Verified	8051	8-Bit	20MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	38	64KB (64K x 8)	FLASH	8K x 8	4.25K x 8	2.4V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
AT90PWM3B-16SUR IC MCU 8BIT 8KB FLASH 32SOIC Microchip Technology	4,755	-	RFQ	Datasheet	32-SOIC (0.295", 7.50mm Width)	AVR® 90PWM Lighting	Tape & Reel (TR)	Obsolete	Not Verified	AVR	8-Bit	16MHz	SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	27	8KB (8K x 8)	FLASH	512 x 8	512 x 8	2.7V ~ 5.5V	A/D 11x10b; D/A 1x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
AT91SAM7X128B-CU-999 IC MCU 16/32BIT 128KB 100TFBGA Microchip Technology	4,378	-	RFQ	Datasheet	100-TFBGA	SAM7X	Tape & Reel (TR)	Obsolete	Not Verified	ARM7®	16/32-Bit	55MHz	CANbus, Ethernet, I2C, SPI, SSC, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	62	128KB (128K x 8)	FLASH	-	32K x 8	1.65V ~ 1.95V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64111NLG#U0 IC MCU 16/32BIT 384KB 100TFLGA Renesas Electronics Corporation	2,624	-	RFQ	Datasheet	100-TFLGA	M16C/R32C/100/111	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	82	384KB (384K x 8)	FLASH	8K x 8	63K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F6411FNLG#U0 IC MCU 16/32BIT 256KB 100TFLGA Renesas Electronics Corporation	2,988	-	RFQ	Datasheet	100-TFLGA	M16C/R32C/100/111	Tray	Active	Not Verified	R32C/100	16/32-Bit	50MHz	EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	82	256KB (256K x 8)	FLASH	8K x 8	32K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-20°C ~ 85°C (TA)	-	-	Surface Mount
R5F64168DFB#U0 IC MCU 16/32BIT 768KB 100LFQFP Renesas Electronics Corporation	2,067	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/116	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	768KB (768K x 8)	FLASH	8K x 8	63K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64168DFD#U0 IC MCU 16/32BIT 768KB 144LFQFP Renesas Electronics Corporation	4,371	-	RFQ	Datasheet	144-LQFP	M16C/R32C/100/116	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	120	768KB (768K x 8)	FLASH	8K x 8	63K x 8	3V ~ 5.5V	A/D 34x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64169DFB#U0 IC MCU 16/32B 1MB FLASH 100LFQFP Renesas Electronics Corporation	2,655	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/116	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	1MB (1M x 8)	FLASH	8K x 8	63K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64169DFD#U0 IC MCU 16/32B 1MB FLASH 144LFQFP Renesas Electronics Corporation	3,163	-	RFQ	Datasheet	144-LQFP	M16C/R32C/100/116	Tray	Active	Not Verified	R32C/100	16/32-Bit	50MHz	EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	120	1MB (1M x 8)	FLASH	8K x 8	63K x 8	3V ~ 5.5V	A/D 34x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64175DFB#U0 IC MCU 16/32BIT 384KB 100LFQFP Renesas Electronics Corporation	2,852	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/117	Tray	Active	Not Verified	R32C/100	16/32-Bit	50MHz	CANbus, EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	384KB (384K x 8)	FLASH	8K x 8	40K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64176DFB#U0 IC MCU 16/32BIT 512KB 100LFQFP Renesas Electronics Corporation	3,770	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/117	Tray	Active	Not Verified	R32C/100	16/32-Bit	50MHz	CANbus, EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	512KB (512K x 8)	FLASH	8K x 8	40K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64176DFB#UB IC MCU 16/32BIT 512KB 100LFQFP Renesas Electronics Corporation	1,296	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/117	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	CANbus, EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	512KB (512K x 8)	FLASH	8K x 8	40K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64177DFB#UB IC MCU 16/32BIT 640KB 100LFQFP Renesas Electronics Corporation	2,169	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/117	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	CANbus, EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	640KB (640K x 8)	FLASH	8K x 8	48K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64177PFB#UB IC MCU 16/32BIT 640KB 100LFQFP Renesas Electronics Corporation	1,959	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/117	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	CANbus, EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	640KB (640K x 8)	FLASH	8K x 8	48K x 8	3V ~ 5.5V	A/D 26x10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F64179DFB#U0 IC MCU 16/32B 1MB FLASH 100LFQFP Renesas Electronics Corporation	2,290	-	RFQ	Datasheet	100-LQFP	M16C/R32C/100/117	Tray	Obsolete	Not Verified	R32C/100	16/32-Bit	50MHz	CANbus, EBI/EMI, I2C, IEBus, UART/USART	DMA, LVD, PWM, WDT	84	1MB (1M x 8)	FLASH	8K x 8	63K x 8	3V ~ 5.5V	A/D 26x10b; 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.