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
PIC24FJ256GA705T-I/PT IC MCU 16BIT 256KB FLASH 48TQFP Microchip Technology	2,068	-	RFQ	Datasheet	48-TQFP	PIC® 24F	Tape & Reel (TR)	Active	Not Verified	PIC	16-Bit	32MHz	I2C, IrDA, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LVD, POR, PWM, WDT	40	256KB (85.5K x 24)	FLASH	-	16K x 8	2V ~ 3.6V	A/D 14x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ST7FLIT15BF1B6 IC MCU 8BIT 4KB FLASH 20DIP STMicroelectronics	4,017	-	RFQ	Datasheet	20-DIP (0.300", 7.62mm)	ST7	Tube	Obsolete	Not Verified	ST7	8-Bit	8MHz	SPI	LVD, POR, PWM, WDT	17	4KB (4K x 8)	FLASH	-	256 x 8	2.7V ~ 5.5V	A/D 7x10b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
ST7FLIT19BY0B6 IC MCU 8BIT 2KB FLASH 16DIP STMicroelectronics	4,882	-	RFQ	Datasheet	16-DIP (0.300", 7.62mm)	ST7	Tube	Obsolete	Not Verified	ST7	8-Bit	8MHz	SPI	LVD, POR, PWM, WDT	11	2KB (2K x 8)	FLASH	128 x 8	256 x 8	2.7V ~ 5.5V	A/D 5x10b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
ST7FLIT15BM6TR IC MCU 8BIT 2KB FLASH 20SOIC STMicroelectronics	3,360	-	RFQ	Datasheet	20-SOIC (0.295", 7.50mm Width)	ST7	Tape & Reel (TR)	Obsolete	Not Verified	ST7	8-Bit	8MHz	SPI	LVD, POR, PWM, WDT	17	2KB (2K x 8)	FLASH	-	256 x 8	2.7V ~ 5.5V	A/D 7x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F51115ADFK#5A IC MCU 32BIT 128KB FLASH 64LQFP Renesas Electronics Corporation	1,155	-	RFQ	Datasheet	64-LQFP	RX111	Tape & Reel (TR)	Active	Not Verified	RX	32-Bit Single-Core	32MHz	I2C, SCI, SPI, USB OTG	DMA, LVD, POR, PWM, WDT	46	128KB (128K x 8)	FLASH	8K x 8	16K x 8	1.8V ~ 3.6V	A/D 14x12b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F104LCGFP#10 IC MCU 16BIT 32KB FLASH 64LQFP Renesas Electronics Corporation	2,696	-	RFQ	Datasheet	64-LQFP	RL78/G14	Tray	Active	-	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	LVD, POR, PWM, WDT	52	32KB (32K x 8)	FLASH	4K x 8	4K x 8	2.4V ~ 5.5V	A/D 12x8/10b; D/A 2x8b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
W78L058A24PL IC MCU 8BIT 32KB FLASH 44PLCC Nuvoton Technology Corporation	1,015	-	RFQ	Datasheet	44-LCC (J-Lead)	W78	Tube	Obsolete	Not Verified	8051	8-Bit	24MHz	EBI/EMI, UART/USART	POR, WDT	36	32KB (32K x 8)	FLASH	-	512 x 8	2.4V ~ 5.5V	-	Internal	0°C ~ 60°C (TA)	-	-	Surface Mount
NUC123ZC2AE1 IC MCU 32BIT 36KB FLASH 32QFN Nuvoton Technology Corporation	3,987	-	RFQ	Datasheet	32-WFQFN Exposed Pad	NuMicro™ NUC123	Tray	Active	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	72MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, LVD, POR, PS2, PWM, WDT	20	36KB (36K x 8)	FLASH	-	12K x 8	2.5V ~ 5.5V	A/D 3x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
W78E054DPG IC MCU 8BIT 16KB FLASH 44PLCC Nuvoton Technology Corporation	3,890	-	RFQ	Datasheet	44-LCC (J-Lead)	W78	Tube	Not For New Designs	Not Verified	8052	8-Bit	40MHz	EBI/EMI, UART/USART	POR, WDT	36	16KB (16K x 8)	FLASH	-	256 x 8	2.4V ~ 5.5V	-	External	-40°C ~ 85°C (TA)	-	-	Surface Mount
MSP430G2453IPW8RQ1 IC MCU 16BIT 8KB FLASH 28TSSOP Texas Instruments	2,492	-	RFQ	Datasheet	28-TSSOP (0.173", 4.40mm Width)	MSP430G2	Tape & Reel (TR)	Last Time Buy	Not Verified	MSP430 CPU16	16-Bit	16MHz	I2C, IrDA, LINbus, SCI, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	24	8KB (8K x 8)	FLASH	-	512 x 8	1.8V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	Automotive	AEC-Q100	Surface Mount
AT87F52-24JC IC MCU 8BIT 8KB FLASH 44PLCC Microchip Technology	3,789	-	RFQ	Datasheet	44-LCC (J-Lead)	87F	Tube	Obsolete	Not Verified	8051	8-Bit	24MHz	UART/USART	-	32	8KB (8K x 8)	OTP Quick FLASH	-	256 x 8	4V ~ 6V	-	Internal	0°C ~ 70°C	-	-	Surface Mount
STM32H503KBU6TR IC MCU 32BIT 128KB FLSH 32UFQFPN STMicroelectronics	2,471	-	RFQ	Datasheet	32-UFQFN Exposed Pad	STM32H5	Tape & Reel (TR)	Active	-	ARM® Cortex®-M33	32-Bit	250MHz	CANbus, FIFO, I2C, IrDA, LINbus, SCI, SDIO, SMBus, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, PDR, POR, PWM, SHA, TRNG, Voltage Detect, WDT	24	128KB (128K x 8)	FLASH	-	32K x 8	1.71V ~ 3.6V	A/D 10x12b SAR; D/A 1x12b	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
STM32H503KBU6 IC MCU 32BIT 128KB FLSH 32UFQFPN STMicroelectronics	3,989	-	RFQ	Datasheet	32-UFQFN Exposed Pad	STM32H5	Tray	Active	-	ARM® Cortex®-M33	32-Bit	250MHz	CANbus, FIFO, I2C, IrDA, LINbus, SCI, SDIO, SMBus, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, PDR, POR, PWM, SHA, TRNG, Voltage Detect, WDT	24	128KB (128K x 8)	FLASH	-	32K x 8	1.71V ~ 3.6V	A/D 10x12b SAR; D/A 1x12b	External, Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F10WLGGFB#70 16BIT MCU RL78/L13 128K 64QFP -4 Renesas Electronics Corporation	3,532	-	RFQ	Datasheet	64-LQFP	RL78/L13	Tray	Active	-	RL78	16-Bit	24MHz	CSI, I2C, LINbus, UART/USART	DMA, LCD, LVD, POR, PWM, WDT	44	128KB (128K x 8)	FLASH	4K x 8	8K x 8	1.6V ~ 5.5V	A/D 9x8/10b	External, Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
C8051F536A-ITR IC MCU 8BIT 2KB FLASH 20TSSOP Silicon Labs	4,694	-	RFQ	Datasheet	20-TSSOP (0.173", 4.40mm Width)	C8051F53x	Tape & Reel (TR)	Obsolete	Verified	8051	8-Bit	25MHz	LINbus, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT	16	2KB (2K x 8)	FLASH	-	256 x 8	1.8V ~ 5.25V	A/D 16x12b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
C8051F815-GSR IC MCU 8BIT 8KB FLASH 16SOIC Silicon Labs	3,875	-	RFQ	Datasheet	16-SOIC (0.154", 3.90mm Width)	C8051F81x	Tape & Reel (TR)	Obsolete	Not Verified	8051	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	Cap Sense, POR, PWM, Temp Sensor, WDT	13	8KB (8K x 8)	FLASH	-	512 x 8	1.8V ~ 3.6V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
EFM32HG350F64G-A-CSP36R IC MCU 32BIT 64KB FLASH 36CSP Silicon Labs	4,295	-	RFQ	Datasheet	36-UFBGA, CSPBGA	Happy Gecko	Tape & Reel (TR)	Obsolete	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	22	64KB (64K x 8)	FLASH	-	8K x 8	1.98V ~ 3.8V	A/D 4x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
STM32L052K8T6D IC MCU 32BIT 64KB FLASH 32LQFP STMicroelectronics	4,847	-	RFQ	Datasheet	32-LQFP	STM32L0	Tray	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	32MHz	I2C, IrDA, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	27	64KB (64K x 8)	FLASH	2K x 8	8K x 8	1.65V ~ 3.6V	A/D 10x12b; D/A 1x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC16C505-20/SL IC MCU 8BIT 1.5KB OTP 14SOIC Microchip Technology	2,351	-	RFQ	Datasheet	14-SOIC (0.154", 3.90mm Width)	PIC® 16C	Tube	Active	Verified	PIC	8-Bit	20MHz	-	POR, WDT	11	1.5KB (1K x 12)	OTP	-	72 x 8	3V ~ 5.5V	-	Internal	0°C ~ 70°C (TA)	-	-	Surface Mount
PIC16C58BT-04/SS IC MCU 8BIT 3KB OTP 20SSOP Microchip Technology	4,216	-	RFQ	Datasheet	20-SSOP (0.209", 5.30mm Width)	PIC® 16C	Tape & Reel (TR)	Obsolete	Not Verified	PIC	8-Bit	4MHz	-	POR, WDT	12	3KB (2K x 12)	OTP	-	73 x 8	3V ~ 5.5V	-	External	0°C ~ 70°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.

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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.

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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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