Microcontrollers

Use the filters and product table below to compare Microcontrollers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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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
CY91F522KWCPMC-GSE2 IC MCU 32BIT 320KB FLASH 144LQFP Infineon Technologies	2,738	-	RFQ	Datasheet	144-LQFP	FR MB91520	Tray	Obsolete	Not Verified	FR81S	32-Bit Single-Core	80MHz	CANbus, CSIO, EBI/EMI, I2C, LINbus, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	120	320KB (320K x 8)	FLASH	64K x 8	56K x 8	2.7V ~ 5.5V	A/D 48x12b SAR; D/A 2x8b R2R	External	-40°C ~ 105°C (TA)	-	-	Surface Mount
CY91F524KWCPMC-GSE2 IC MCU 32BIT 576KB FLASH 144LQFP Infineon Technologies	4,549	-	RFQ	Datasheet	144-LQFP	FR MB91520	Tray	Obsolete	Not Verified	FR81S	32-Bit Single-Core	80MHz	CANbus, CSIO, EBI/EMI, I2C, LINbus, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	120	576KB (576K x 8)	FLASH	64K x 8	72K x 8	2.7V ~ 5.5V	A/D 48x12b SAR; D/A 2x8b R2R	External	-40°C ~ 105°C (TA)	-	-	Surface Mount
CY91F573BPMC-GSE2 ICU MCU FLASH Infineon Technologies	1,531	-	RFQ	Datasheet	-	-	Tray	Obsolete	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CY91F577BHPMC-GS-F4E1 ICU MCU FLASH Infineon Technologies	1,007	-	RFQ	Datasheet	144-LQFP	FR MB91570	Tray	Obsolete	Not Verified	FR81S	32-Bit Single-Core	80MHz	CANbus, CSIO, EBI/EMI, I2C, LINbus, SPI, UART/USART	DMA, LCD, LVD, POR, PWM, WDT	111	1.0625MB (1.0625M x 8)	FLASH	64K x 8	72K x 8	3V ~ 5.5V	A/D 40x8/10b SAR; D/A 2x8b R2R	External	-40°C ~ 105°C (TA)	-	-	Surface Mount
CY91F587LAPMC-GTE1 IC MCU 32B 1.0625MB FLSH 144LQFP Infineon Technologies	3,443	-	RFQ	Datasheet	144-LQFP	FR MB91580L	Tray	Obsolete	Not Verified	FR81S	32-Bit Single-Core	128MHz	CANbus, CSIO, I2C, LINbus, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	98	1.0625MB (1.0625M x 8)	FLASH	64K x 8	104K x 8	3.7V ~ 5.5V	A/D 24x12b	External	-40°C ~ 125°C (TA)	-	-	Surface Mount
CY9DF125EPMC-GSE2 IC MCU 32BIT 1MB FLASH 176LQFP Infineon Technologies	1,196	-	RFQ	Datasheet	176-LQFP	FCR4 MB9DF125	Tray	Obsolete	Not Verified	ARM® Cortex®-R4	32-Bit Single-Core	128MHz	CANbus, EBI/EMI, I2C, LINbus, SPI, UART/USART	DMA, I2S, LVD, POR, PWM, WDT	141	1MB (1M x 8)	FLASH	48K x 8	128K x 8	1.1V ~ 5.5V	A/D 50x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
CY9DF125PMC-GSE2 IC MCU 32BIT 1MB FLASH 176LQFP Infineon Technologies	2,651	-	RFQ	Datasheet	176-LQFP	FCR4 MB9DF125	Tray	Obsolete	Not Verified	ARM® Cortex®-R4	32-Bit Single-Core	128MHz	CANbus, EBI/EMI, I2C, LINbus, SPI, UART/USART	DMA, I2S, LVD, POR, PWM, WDT	141	1MB (1M x 8)	FLASH	48K x 8	128K x 8	1.1V ~ 5.5V	A/D 50x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
CY91F060BSPMC-GSE1 ICU MCU FLASH Infineon Technologies	4,666	-	RFQ	Datasheet	-	-	Tray	Discontinued at Digi-Key	Not Verified	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CY8C4124PVS-442Z IC MCU 32BIT 16KB FLASH 28SSOP Infineon Technologies	1,019	-	RFQ	Datasheet	28-SSOP (0.209", 5.30mm Width)	PSOC™ 4 CY8C4100S	Tube	Discontinued at Digi-Key	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	24MHz	I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART	Brown-out Detect/Reset, CapSense, LCD, LVD, POR, PWM, WDT	24	16KB (16K x 8)	FLASH	-	4K x 8	1.71V ~ 5.5V	A/D 1x12b SAR; D/A 1x7/8b	Internal	-40°C ~ 105°C (TA)	Automotive	AEC-Q100	Surface Mount
CY8C4244PVA-442Z IC MCU 32BIT 16KB FLASH 28SSOP Infineon Technologies	2,197	-	RFQ	Datasheet	28-SSOP (0.209", 5.30mm Width)	PSOC™ 4 CY8C4200	Tube	Discontinued at Digi-Key	Not Verified	ARM® Cortex®-M0	32-Bit Single-Core	48MHz	I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART	Brown-out Detect/Reset, CapSense, LCD, LVD, POR, PWM, WDT	24	16KB (16K x 8)	FLASH	-	4K x 8	1.71V ~ 5.5V	A/D 8x12b SAR; D/A 2xIDAC	Internal	-40°C ~ 85°C (TA)	Automotive	AEC-Q100	Surface Mount

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FREQUENTLY ASKED QUESTIONS

Microcontrollers FAQ

Common questions about filtering, comparing and sourcing Microcontrollers components.

How can I narrow the Microcontrollers selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Microcontrollers part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.