Microcontrollers

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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
AT32UC3A3256AU-ALUT IC MCU 32BIT 256KB FLASH 144LQFP Microchip Technology	4,987	-	RFQ	Datasheet	144-LQFP	AVR®32 UC3 A3 Audio	Tray	Obsolete	Not Verified	AVR	32-Bit Single-Core	66MHz	EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG	Brown-out Detect/Reset, DMA, POR, WDT	110	256KB (256K x 8)	FLASH	-	128K x 8	1.75V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT32UC3B0128AU-A2UT IC MCU 32BIT 128KB FLASH 64TQFP Microchip Technology	3,149	-	RFQ	Datasheet	64-TQFP	AVR®32 UC3 B Audio	Tray	Obsolete	Not Verified	AVR	32-Bit Single-Core	60MHz	I2C, IrDA, SPI, SSC, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	44	128KB (128K x 8)	FLASH	-	32K x 8	1.65V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT32UC3C0512CAU-ALUT IC MCU 32BIT 512KB FLASH 144LQFP Microchip Technology	3,788	-	RFQ	Datasheet	144-LQFP	AVR®32 UC3 C Audio	Tray	Obsolete	Not Verified	AVR	32-Bit Single-Core	66MHz	CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	123	512KB (512K x 8)	FLASH	-	64K x 8	3V ~ 5.5V	A/D 16x12b; D/A 4x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89LP3240-20PU IC MCU 8BIT 32KB FLASH 40DIP Microchip Technology	4,492	-	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	32KB (32K 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
AT89LP51-20PU IC MCU 8BIT 4KB FLASH 40DIP Microchip Technology	2,097	-	RFQ	Datasheet	40-DIP (0.600", 15.24mm)	89LP	Tube	Obsolete	Verified	8051	8-Bit	20MHz	EBI/EMI, I2C, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	36	4KB (4K x 8)	FLASH	-	256 x 8	2.4V ~ 5.5V	-	Internal	-40°C ~ 85°C (TA)	-	-	Through Hole
AT32UC3B0128AU-Z2UR IC MCU 32BIT 128KB FLASH 64QFN Microchip Technology	4,009	-	RFQ	Datasheet	64-VFQFN Exposed Pad	AVR®32 UC3 B Audio	Tape & Reel (TR)	Obsolete	Not Verified	AVR	32-Bit Single-Core	60MHz	I2C, IrDA, SPI, SSC, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	44	128KB (128K x 8)	FLASH	-	32K x 8	1.65V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT32UC3B0512AU-Z2UR IC MCU 32BIT 512KB FLASH 64QFN Microchip Technology	4,754	-	RFQ	Datasheet	64-VFQFN Exposed Pad	AVR®32 UC3 B Audio	Tape & Reel (TR)	Obsolete	Not Verified	AVR	32-Bit Single-Core	60MHz	I2C, IrDA, SPI, SSC, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	44	512KB (512K x 8)	FLASH	-	96K x 8	1.65V ~ 3.6V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
EFM32TG842F32-QFP64 IC MCU 32BIT 32KB FLASH 64TQFP Silicon Labs	2,745	-	RFQ	Datasheet	64-TQFP	Tiny Gecko	Tape & Reel (TR)	Discontinued at Digi-Key	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	32MHz	I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT	53	32KB (32K x 8)	FLASH	-	4K x 8	1.85V ~ 3.8V	A/D 8x12b; D/A 1x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
LM3S3654-IQR50-C5T IC MCU 32BIT 128KB FLASH 64LQFP Texas Instruments	2,465	-	RFQ	Datasheet	64-LQFP	Stellaris® ARM® Cortex®-M3S 3000	Tape & Reel (TR)	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	50MHz	I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	33	128KB (128K x 8)	FLASH	-	48K x 8	1.235V ~ 1.365V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
LM3S9B90-IQC80-C5T IC MCU 32BIT 256KB FLASH 100LQFP Texas Instruments	3,088	-	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, SPI, SSI, UART/USART, USB OTG	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	60	256KB (256K x 8)	FLASH	-	96K x 8	1.235V ~ 1.365V	A/D 16x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
MSP430F5635IZQWR IC MCU 16BIT 256KB FLASH 113BGA Texas Instruments	3,046	-	RFQ	Datasheet	113-VFBGA	MSP430F5xx	Tape & Reel (TR)	Obsolete	Not Verified	MSP430 CPUXV2	16-Bit	20MHz	I2C, IrDA, LINbus, SCI, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	74	256KB (256K x 8)	FLASH	-	18K x 8	1.8V ~ 3.6V	A/D 16x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
MSP430F6633IZQWR IC MCU 16BIT 128KB FLASH 113BGA Texas Instruments	4,966	-	RFQ	Datasheet	113-VFBGA	MSP430F6xx	Tape & Reel (TR)	Obsolete	Not Verified	MSP430 CPUXV2	16-Bit	20MHz	I2C, IrDA, LINbus, SCI, SPI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	74	128KB (128K x 8)	FLASH	-	18K x 8	1.8V ~ 3.6V	A/D 16x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
LM3S3654-IQR50-C5 IC MCU 32BIT 128KB FLASH 64LQFP Texas Instruments	2,692	-	RFQ	Datasheet	64-LQFP	Stellaris® ARM® Cortex®-M3S 3000	Tray	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	50MHz	I2C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART, USB	Brown-out Detect/Reset, DMA, POR, PWM, WDT	33	128KB (128K x 8)	FLASH	-	48K x 8	1.235V ~ 1.365V	A/D 8x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
CY8C5247AXI-051 IC MCU 32BIT 128KB FLASH 100TQFP Infineon Technologies	1,563	-	RFQ	Datasheet	100-LQFP	PSOC™ 5 CY8C52	Tray	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	40MHz	I2C, LINbus, SPI, UART/USART, USB	CapSense, DMA, LCD, POR, PWM, WDT	60	128KB (128K x 8)	FLASH	2K x 8	32K x 8	2.7V ~ 5.5V	A/D 1x12b; D/A 1x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
CY8C5368AXI-106 IC MCU 32BIT 256KB FLASH 100TQFP Infineon Technologies	2,741	-	RFQ	Datasheet	100-LQFP	PSOC™ 5 CY8C53	Tray	Obsolete	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	67MHz	I2C, LINbus, SPI, UART/USART, USB	CapSense, DMA, LCD, POR, PWM, WDT	60	256KB (256K x 8)	FLASH	2K x 8	64K x 8	2.7V ~ 5.5V	A/D 1x12b; D/A 2x8b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F1007AANA#U0 IC MCU 16BIT 16KB FLASH 24HWQFN Renesas Electronics Corporation	4,014	-	RFQ	Datasheet	24-WFQFN Exposed Pad	RL78/G13	Tray	Obsolete	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	15	16KB (16K x 8)	FLASH	4K x 8	2K x 8	1.6V ~ 5.5V	A/D 6x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F1007CANA#U0 IC MCU 16BIT 32KB FLASH 24HWQFN Renesas Electronics Corporation	2,849	-	RFQ	Datasheet	24-WFQFN Exposed Pad	RL78/G13	Tray	Obsolete	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	15	32KB (32K x 8)	FLASH	4K x 8	2K x 8	1.6V ~ 5.5V	A/D 6x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F1007DANA#U0 IC MCU 16BIT 48KB FLASH 24HWQFN Renesas Electronics Corporation	1,201	-	RFQ	Datasheet	24-WFQFN Exposed Pad	RL78/G13	Tray	Obsolete	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	15	48KB (48K x 8)	FLASH	4K x 8	3K x 8	1.6V ~ 5.5V	A/D 6x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F1007EANA#U0 IC MCU 16BIT 64KB FLASH 24HWQFN Renesas Electronics Corporation	4,462	-	RFQ	Datasheet	24-WFQFN Exposed Pad	RL78/G13	Tray	Obsolete	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	15	64KB (64K x 8)	FLASH	4K x 8	4K x 8	1.6V ~ 5.5V	A/D 6x8/10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F1008AALA#U0 IC MCU 16BIT 16KB FLASH 25LGA Renesas Electronics Corporation	1,706	-	RFQ	Datasheet	25-WFLGA	RL78/G13	Tray	Discontinued at Digi-Key	Not Verified	RL78	16-Bit	32MHz	CSI, I2C, LINbus, UART/USART	DMA, LVD, POR, PWM, WDT	15	16KB (16K x 8)	FLASH	4K x 8	2K x 8	1.6V ~ 5.5V	A/D 6x8/10b	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.

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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.

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.