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
ML51TB9AE IC MCU 8BIT 16KB FLASH 33QFN Nuvoton Technology Corporation	384	-	RFQ	Datasheet	32-VFQFN Exposed Pad	NuMicro ML51	Tray	Active	Not Verified	8051	8-Bit	24MHz	I2C, SPI, UART/USART	Brown-out Detect/Reset, LVR, POR, PWM, WDT	28	16KB (16K x 8)	FLASH	-	1K x 8	1.8V ~ 5.5V	A/D 8x12b SAR	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
ATMEGA169PV-8MCH IC MCU 8BIT 16KB FLASH 64QFN Microchip Technology	360	-	RFQ	Datasheet	64-VQFN Dual Rows, Exposed Pad	AVR® ATmega	Tray	Active	Not Verified	AVR	8-Bit	8MHz	SPI, UART/USART, USI	Brown-out Detect/Reset, LCD, POR, PWM, WDT	54	16KB (8K x 16)	FLASH	512 x 8	1K x 8	1.8V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
MSP430F122IPWR IC MCU 16BIT 4KB FLASH 28TSSOP Texas Instruments	2,907	-	RFQ	Datasheet	28-TSSOP (0.173", 4.40mm Width)	MSP430x1xx	Tape & Reel (TR)	Active	Not Verified	MSP430 CPU16	16-Bit	8MHz	SPI, UART/USART	POR, PWM, WDT	22	4KB (4K x 8 + 256B)	FLASH	-	256 x 8	1.8V ~ 3.6V	Slope A/D	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
COP8SAB728N8 IC MCU 8BIT 2KB OTP 28DIP National Semiconductor	1,049	-	RFQ	Datasheet	28-DIP (0.600", 15.24mm)	COP8™ 8SA	Tube	Obsolete	Not Verified	COP8	8-Bit	10MHz	Microwire/Plus (SPI)	POR, PWM, WDT	24	2KB (2K x 8)	OTP	-	128 x 8	2.7V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
ATTINY44V-10PU IC MCU 8BIT 4KB FLASH 14DIP Microchip Technology	273	-	RFQ	Datasheet	14-DIP (0.300", 7.62mm)	AVR® ATtiny	Tube	Obsolete	Not Verified	AVR	8-Bit	10MHz	USI	Brown-out Detect/Reset, POR, PWM, WDT	12	4KB (2K x 16)	FLASH	256 x 8	256 x 8	1.8V ~ 5.5V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
R5F1018AALA#U0 IC MCU 16BIT 16KB FLASH 25LGA Renesas Electronics Corporation	1,470	-	RFQ	Datasheet	25-WFLGA	RL78/G13	Tray	Active	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	15	16KB (16K x 8)	FLASH	-	2K x 8	1.6V ~ 5.5V	A/D 6x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F11778GNA#20 IC MCU 16BIT 8KB FLASH 24HWQFN Renesas Electronics Corporation	980	-	RFQ	Datasheet	24-WFQFN Exposed Pad	RL78/I1D	Tray	Last Time Buy	Not Verified	RL78	16-Bit	24MHz	CSI, I2C, UART/USART	LVD, POR, WDT	15	8KB (8K x 8)	FLASH	2K x 8	768 x 8	1.6V ~ 3.6V	A/D 6x8/12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F104EFANA#20 IC MCU 16BIT 96KB FLASH 40HWQFN Renesas Electronics Corporation	950	-	RFQ	Datasheet	40-WFQFN Exposed Pad	RL78/G14	Tray	Last Time Buy	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	28	96KB (96K x 8)	FLASH	8K x 8	12K x 8	1.6V ~ 5.5V	A/D 9x8/10b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F104EDGNA#20 IC MCU 16BIT 48KB FLASH 40HWQFN Renesas Electronics Corporation	950	-	RFQ	Datasheet	40-WFQFN Exposed Pad	RL78/G14	Tray	Last Time Buy	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	28	48KB (48K x 8)	FLASH	4K x 8	5.5K x 8	2.4V ~ 5.5V	A/D 9x8/10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F10RLCAFA#30 IC MCU 16BIT 32KB FLASH 64LQFP Renesas Electronics Corporation	833	-	RFQ	Datasheet	64-LQFP	RL78/L12	Tray	Last Time Buy	Not Verified	RL78	16-Bit	24MHz	CSI, I2C, LINbus, UART/USART	DMA, LCD, LVD, POR, PWM, WDT	39	32KB (32K x 8)	FLASH	2K x 8	1.5K x 8	1.6V ~ 5.5V	A/D 10x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F100GGGNA#20 IC MCU 16BIT 128KB FLASH 48HWQFN Renesas Electronics Corporation	800	-	RFQ	Datasheet	48-WFQFN Exposed Pad	RL78/G13	Tray	Last Time Buy	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	34	128KB (128K x 8)	FLASH	8K x 8	12K x 8	2.4V ~ 5.5V	A/D 10x8/10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
PIC18LF27K42-I/ML IC MCU 8BIT 128KB FLASH 28QFN Microchip Technology	784	-	RFQ	Datasheet	28-VQFN Exposed Pad	PIC® XLP™ 18K	Tube	Obsolete	Not Verified	PIC	8-Bit	64MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, HLVD, POR, PWM, WDT	25	128KB (64K x 16)	FLASH	1K x 8	8K x 8	1.8V ~ 3.6V	A/D 24x12b; D/A 1x5b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89S64-SLSUM MICROCONTROLLER, 8 BIT, FLASH, Atmel	371	-	RFQ	Datasheet	-	89S	Bulk	Active	Not Verified	8051	8-Bit	-	SPI, UART/USART	-	-	-	FLASH	-	-	-	-	-	-	-	-	-
XC886C6FFI3V3ACFXUMA1 IC MCU 8BIT 24KB FLASH 48TQFP Infineon Technologies	1,347	-	RFQ	Datasheet	48-LQFP	XC8xx	Tape & Reel (TR)	Discontinued at Digi-Key	Not Verified	XC800	8-Bit	24MHz	CANbus, SSI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	34	24KB (24K x 8)	FLASH	-	1.75K x 8	3V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89S64-RLTUM MICROCONTROLLER, 8 BIT, FLASH, Atmel	297	-	RFQ	Datasheet	-	89S	Bulk	Active	Not Verified	8051	8-Bit	-	SPI, UART/USART	-	-	-	FLASH	-	-	-	-	-	-	-	-	-
PIC18LF27K42-I/SS IC MCU 8BIT 128KB FLASH 28SSOP Microchip Technology	218	-	RFQ	Datasheet	28-SSOP (0.209", 5.30mm Width)	PIC® XLP™ 18K	Tube	Obsolete	Verified	PIC	8-Bit	64MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, DMA, HLVD, POR, PWM, WDT	25	128KB (64K x 16)	FLASH	1K x 8	8K x 8	1.8V ~ 3.6V	A/D 24x12b; D/A 1x5b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F10PGECKFB#15 MCU:RL78 Renesas Electronics Corporation	1,013	-	RFQ	Datasheet	48-LQFP	RL78/F14	Tray	Active	-	RL78	16-Bit	24MHz	CANbus, CSI, I2C, LINbus, SPI, UART/USART	LVD, POR, PWM, WDT	38	64KB (64K x 8)	FLASH	4K x 8	6K x 8	2.7V ~ 5.5V	A/D 15x10b SAR; D/A 1x8b	Internal	-40°C ~ 125°C (TA)	Automotive	AEC-Q100	Surface Mount
CY8C4744FNI-S402T IC MCU 32BIT 16KB FLASH 25WLCSP Infineon Technologies	4,025	-	RFQ	Datasheet	25-XFBGA, WLCSP	PSOC™ 4 CY8C4700S	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M0+	32-Bit Single-Core	48MHz	I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART	Brown-out Detect/Reset, LCD, LVD, POR, PWM, WDT	21	16KB (16K x 8)	FLASH	-	2K x 8	1.71V ~ 5.5V	A/D 16x10b; D/A 2x7b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
XMC1302Q024X0032ABXUMA1 IC MCU 32BIT 32KB FLASH 24VQFN Infineon Technologies	5,965	-	RFQ	Datasheet	24-VFQFN Exposed Pad	XMC1000	Tape & Reel (TR)	Discontinued at Digi-Key	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	32MHz	I2C, LINbus, SPI, UART/USART	Brown-out Detect/Reset, I2S, POR, PWM, WDT	18	32KB (32K x 8)	FLASH	-	16K x 8	1.8V ~ 5.5V	A/D 13x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
MC9S08SH8MSC IC MCU 8BIT 8KB FLASH 8SOIC NXP USA Inc.	4,086	-	RFQ	Datasheet	8-SOIC (0.154", 3.90mm Width)	S08	Bulk	Active	Not Verified	S08	8-Bit	40MHz	I2C, LINbus, SCI, SPI	LVD, POR, PWM, WDT	5	8KB (8K x 8)	FLASH	-	512 x 8	2.7V ~ 5.5V	A/D 4x10b	Internal	-40°C ~ 125°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.

How do I request a quote for Microcontrollers components?

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.