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
C8051T634-GMR IC MCU 8BIT 2KB OTP 20QFN Silicon Labs	2,717	-	RFQ	Datasheet	20-VFQFN Exposed Pad	C8051T63x	Tape & Reel (TR)	Obsolete	Not Verified	8051	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	POR, PWM, Temp Sensor, WDT	17	2KB (2K x 8)	OTP	-	768 x 8	1.8V ~ 3.6V	A/D 16x10b; D/A 1x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
C8051T635-GMR IC MCU 8BIT 2KB OTP 20QFN Silicon Labs	3,920	-	RFQ	Datasheet	20-VFQFN Exposed Pad	C8051T63x	Tape & Reel (TR)	Obsolete	Not Verified	8051	8-Bit	25MHz	SMBus (2-Wire/I2C), SPI, UART/USART	POR, PWM, WDT	17	2KB (2K x 8)	OTP	-	768 x 8	1.8V ~ 3.6V	-	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3C136-B-GQR IC MCU 32BIT 32KB FLASH 64TQFP Silicon Labs	2,452	-	RFQ	Datasheet	64-TQFP	SiM3C1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	32KB (32K x 8)	FLASH	-	8K x 8	1.8V ~ 3.6V	A/D 28x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3C146-B-GQR IC MCU 32BIT 64KB FLASH 64TQFP Silicon Labs	3,500	-	RFQ	Datasheet	64-TQFP	SiM3C1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	64KB (64K x 8)	FLASH	-	16K x 8	1.8V ~ 3.6V	A/D 28x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3C156-B-GQR IC MCU 32BIT 128KB FLASH 64TQFP Silicon Labs	1,144	-	RFQ	Datasheet	64-TQFP	SiM3C1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	128KB (128K x 8)	FLASH	-	32K x 8	1.8V ~ 3.6V	A/D 28x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3C157-B-GQR IC MCU 32BIT 128KB FLASH 80TQFP Silicon Labs	2,221	-	RFQ	Datasheet	80-TQFP	SiM3C1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	65	128KB (128K x 8)	FLASH	-	32K x 8	1.8V ~ 3.6V	A/D 32x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3C167-B-GQR IC MCU 32BIT 256KB FLASH 80TQFP Silicon Labs	2,675	-	RFQ	Datasheet	80-TQFP	SiM3C1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	65	256KB (256K x 8)	FLASH	-	32K x 8	1.8V ~ 3.6V	A/D 32x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3U146-B-GQR IC MCU 32BIT 64KB FLASH 64TQFP Silicon Labs	1,713	-	RFQ	Datasheet	64-TQFP	SiM3U1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	64KB (64K x 8)	FLASH	-	16K x 8	1.8V ~ 3.6V	A/D 28x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3U156-B-GQR IC MCU 32BIT 128KB FLASH 64TQFP Silicon Labs	3,538	-	RFQ	Datasheet	64-TQFP	SiM3U1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	128KB (128K x 8)	FLASH	-	32K x 8	1.8V ~ 3.6V	A/D 28x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3U157-B-GQR IC MCU 32BIT 128KB FLASH 80TQFP Silicon Labs	3,554	-	RFQ	Datasheet	80-TQFP	SiM3U1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	65	128KB (128K x 8)	FLASH	-	32K x 8	1.8V ~ 3.6V	A/D 32x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3U166-B-GQR IC MCU 32BIT 256KB FLASH 64TQFP Silicon Labs	2,157	-	RFQ	Datasheet	64-TQFP	SiM3U1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	50	256KB (256K x 8)	FLASH	-	32K x 8	1.8V ~ 3.6V	A/D 28x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
SIM3U167-B-GQR IC MCU 32BIT 256KB FLASH 80TQFP Silicon Labs	3,121	-	RFQ	Datasheet	80-TQFP	SiM3U1xx	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	80MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	65	256KB (256K x 8)	FLASH	-	32K x 8	1.8V ~ 3.6V	A/D 32x12b; D/A 2x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
CG7689AAT SEMICONDUCTOR OTHER Infineon Technologies	4,137	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Discontinued at Digi-Key	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CG7672AA SEMICONDUCTOR OTHER Infineon Technologies	2,323	-	RFQ	Datasheet	-	*	Tray	Obsolete	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CG7616AAT SEMICONDUCTOR OTHER Infineon Technologies	2,204	-	RFQ	Datasheet	-	*	Tape & Reel (TR)	Obsolete	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CG7725AA IC MCU Infineon Technologies	3,052	-	RFQ	Datasheet	-	-	Tube	Obsolete	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CG7689AA SEMICONDUCTOR OTHER Infineon Technologies	3,647	-	RFQ	Datasheet	-	*	Tray	Discontinued at Digi-Key	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CS6632AF SEMICONDUCTOR OTHER Infineon Technologies	4,080	-	RFQ	Datasheet	-	*	Tube	Obsolete	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
DSPIC33EP128GM306-H/PT IC MCU 16BIT 128KB FLASH 64TQFP Microchip Technology	4,462	-	RFQ	Datasheet	64-TQFP	dsPIC™ 33EP	Tray	Active	Not Verified	dsPIC	16-Bit	-	I2C, IrDA, LINbus, QEI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, Motor Control PWM, POR, PWM, WDT	53	128KB (43K x 24)	FLASH	-	16K x 8	-	A/D 30x10b/12b	Internal	-40°C ~ 150°C (TA)	Automotive	AEC-Q100	Surface Mount
DSPIC33EP128GM310-E/PF IC MCU 16BIT 128KB FLASH 100TQFP Microchip Technology	1,067	-	RFQ	Datasheet	100-TQFP	dsPIC™ 33EP	Tray	Active	Not Verified	dsPIC	16-Bit	60 MIPs	I2C, IrDA, LINbus, QEI, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, Motor Control PWM, POR, PWM, WDT	85	128KB (43K x 24)	FLASH	-	16K x 8	3V ~ 3.6V	A/D 49x10b/12b	Internal	-40°C ~ 125°C (TA)	Automotive	AEC-Q100	Surface Mount

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FREQUENTLY ASKED QUESTIONS

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.