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
PIC32MX250F128BT-V/SS IC MCU 32BIT 128KB FLASH 28SSOP Microchip Technology	3,716	-	RFQ	Datasheet	28-SSOP (0.209", 5.30mm Width)	PIC® 32MX	Tape & Reel (TR)	Active	Not Verified	MIPS32® M4K™	32-Bit Single-Core	40MHz	I2C, IrDA, LINbus, PMP, SPI, UART/USART, USB OTG	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	19	128KB (128K x 8)	FLASH	-	32K x 8	2.3V ~ 3.6V	A/D 9x10b	Internal	-40°C ~ 105°C (TA)	Automotive	AEC-Q100	Surface Mount
ATXMEGA64D4-CU IC MCU 8/16BIT 64KB FLSH 49VFBGA Microchip Technology	3,173	-	RFQ	Datasheet	49-VFBGA	AVR® XMEGA® D4	Tray	Active	Not Verified	AVR	8/16-Bit	32MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	34	64KB (32K x 16)	FLASH	2K x 8	4K x 8	1.6V ~ 3.6V	A/D 12x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
PIC32MX430F064HT-V/PT IC MCU 32BIT 64KB FLASH 64TQFP Microchip Technology	3,717	-	RFQ	Datasheet	64-TQFP	PIC® 32MX	Tape & Reel (TR)	Active	Not Verified	MIPS32® M4K™	32-Bit Single-Core	80MHz	I2C, IrDA, LINbus, PMP, SPI, UART/USART, USB OTG	Brown-out Detect/Reset, DMA, POR, PWM, WDT	49	64KB (64K x 8)	FLASH	-	16K x 8	2.3V ~ 3.6V	A/D 28x10b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
ATXMEGA32D3-ANR IC MCU 8/16BIT 32KB FLASH 64TQFP Microchip Technology	4,066	-	RFQ	Datasheet	64-TQFP	AVR® XMEGA® D3	Tape & Reel (TR)	Active	Not Verified	AVR	8/16-Bit	32MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, POR, PWM, WDT	50	32KB (16K x 16)	FLASH	1K x 8	4K x 8	1.6V ~ 3.6V	A/D 16x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
PIC32MX250F128C-I/TL IC MCU 32BIT 128KB FLASH 36VTLA Microchip Technology	4,182	-	RFQ	Datasheet	36-VFTLA Exposed Pad	PIC® 32MX	Tube	Obsolete	Not Verified	MIPS32® M4K™	32-Bit Single-Core	40MHz	I2C, IrDA, LINbus, PMP, SPI, UART/USART, USB OTG	Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT	23	128KB (128K x 8)	FLASH	-	32K x 8	2.3V ~ 3.6V	A/D 12x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
EFM32G890F32G-E-BGA112R IC MCU 32BIT 32KB FLASH 112BGA Silicon Labs	3,713	-	RFQ	Datasheet	112-LFBGA	Gecko	Tape & Reel (TR)	Active	Not Verified	ARM® Cortex®-M3	32-Bit Single-Core	32MHz	EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART	Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT	90	32KB (32K x 8)	FLASH	-	8K x 8	1.98V ~ 3.8V	A/D 8x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F10NPLDFB#70 16BIT MCU RL78/I1C 512K 100LQFP Renesas Electronics Corporation	1,017	-	RFQ	Datasheet	100-LQFP	RL78/I1C	Tray	Active	-	RL78	16-Bit	32MHz	CSI, I2C, IrDA, LINbus, UART/USART	LCD, LVD, POR, PWM, WDT	76	512KB (512K x 8)	FLASH	2K x 8	32K x 8	1.7V ~ 5.5V	A/D 6x10b, 4x24b Sigma-Delta	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F21346YKFP#W4 IC MCU 16BIT 32KB FLASH 48LFQFP Renesas Electronics Corporation	4,946	-	RFQ	Datasheet	48-LQFP	R8C/3x/34Y	Tape & Reel (TR)	Obsolete	Not Verified	R8C	16-Bit	20MHz	I2C, LINbus, SIO, SSU, UART/USART	POR, PWM, Voltage Detect, WDT	43	32KB (32K x 8)	FLASH	4K x 8	2.5K x 8	2.7V ~ 5.5V	A/D 12x10b	Internal	-40°C ~ 125°C (TA)	-	-	Surface Mount
MKV42F64VLH16 IC MCU 32BIT 64KB FLASH 64LQFP NXP USA Inc.	4,682	-	RFQ	Datasheet	64-LQFP	Kinetis KV	Tray	Active	Not Verified	ARM® Cortex®-M4	32-Bit Single-Core	168MHz	CANbus, I2C, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	48	64KB (64K x 8)	FLASH	-	16K x 8	1.71V ~ 3.6V	A/D 29x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
R5F526TFBDND#10 32BIT MCU RX26T 512/64K HWQFN64 Renesas Electronics Corporation	3,573	-	RFQ	Datasheet	64-WFQFN Exposed Pad	RX26T	Tray	Active	-	RXv3	32-Bit	120MHz	CANbus, I2C, SCI, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	49	512KB (512K x 8)	FLASH	16K x 8	64K x 8	2.7V ~ 5.5V	A/D 15x12b; D/A 2x12b	Internal	-40°C ~ 85°C	-	-	Surface Mount
R5F526TBDDND#10 32BIT MCU RX26T 256K HWQFN64 -40 Renesas Electronics Corporation	2,819	-	RFQ	Datasheet	64-WFQFN Exposed Pad	RX26T	Tray	Active	-	RXv3	32-Bit	120MHz	CANbus, I2C, SCI, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	49	256KB (256K x 8)	FLASH	16K x 8	64K x 8	2.7V ~ 5.5V	A/D 15x12b; D/A 2x12b	Internal	-40°C ~ 85°C	-	-	Surface Mount
R5F526TFCDND#10 32BIT MCU RX26T 512/64K HWQFN64 Renesas Electronics Corporation	2,378	-	RFQ	Datasheet	64-WFQFN Exposed Pad	RX26T	Tray	Active	-	RXv3	32-Bit	120MHz	CANbus, I2C, SCI, SPI, UART/USART	DMA, LVD, POR, PWM, WDT	49	512KB (512K x 8)	FLASH	16K x 8	64K x 8	2.7V ~ 5.5V	A/D 15x12b; D/A 2x12b	Internal	-40°C ~ 85°C	-	-	Surface Mount
Z8F3221PM020SG IC MCU 8BIT 32KB FLASH 40DIP Zilog	2,431	-	RFQ	Datasheet	40-DIP (0.620", 15.75mm)	Encore!® XP®	Tube	Active	Verified	eZ8	8-Bit	20MHz	I2C, IrDA, SPI, UART/USART	Brown-out Detect/Reset, DMA, POR, PWM, WDT	29	32KB (32K x 8)	FLASH	-	2K x 8	3V ~ 3.6V	A/D 8x10b	Internal	0°C ~ 70°C (TA)	-	-	Through Hole
R5F52318BDNE#00 IC MCU 32BIT 512KB FLASH 48WFQFN Renesas Electronics Corporation	4,023	-	RFQ	Datasheet	48-WFQFN Exposed Pad	RX231	Tape & Reel (TR)	Active	-	RXv2	32-Bit Single-Core	54MHz	I2C, IrDA, SCI, SPI, SSI, USB OTG	Capacitive Touch, DMA, LVD, POR, PWM, WDT	30	512KB (512K x 8)	FLASH	8K x 8	64K x 8	1.8V ~ 5.5V	A/D 8x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F52317BGNE#00 IC MCU 32BIT 384KB FLASH 48WFQFN Renesas Electronics Corporation	3,823	-	RFQ	Datasheet	48-WFQFN Exposed Pad	RX231	Tape & Reel (TR)	Active	-	RXv2	32-Bit Single-Core	54MHz	I2C, IrDA, SCI, SPI, SSI, USB OTG	Capacitive Touch, DMA, LVD, POR, PWM, WDT	30	384KB (384K x 8)	FLASH	8K x 8	64K x 8	1.8V ~ 5.5V	A/D 8x12b	Internal	-40°C ~ 105°C (TA)	-	-	Surface Mount
CY8C4146AZS-S265T IC MCU 32BIT 64KB FLASH 64LQFP Infineon Technologies	2,044	-	RFQ	Datasheet	64-LQFP	PSOC™ 4 CY8C4100S Plus	Tape & Reel (TR)	Active	-	ARM® Cortex®-M0+	32-Bit	48MHz	I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART	Brown-out Detect/Reset, CapSense, DMA, POR, PWM, WDT	54	64KB (64K x 8)	FLASH	-	8K x 8	1.71V ~ 5.5V	A/D 16x10/16x12b SAR; D/A 2x7b	External, Internal	-40°C ~ 105°C (TA)	Automotive	AEC-Q100	Surface Mount
ST72F321AR6TA IC MCU 8BIT 32KB FLASH 64LQFP STMicroelectronics	1,753	-	RFQ	Datasheet	64-LQFP	ST7	Tray	Obsolete	Not Verified	ST7	8-Bit	8MHz	I2C, SCI, SPI	LVD, POR, PWM, WDT	48	32KB (32K x 8)	FLASH	-	1K x 8	3.8V ~ 5.5V	A/D 16x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
ST72F321AR6TAE IC MCU 8BIT 32KB FLASH 64LQFP STMicroelectronics	1,634	-	RFQ	Datasheet	64-LQFP	ST7	Tray	Obsolete	Not Verified	ST7	8-Bit	8MHz	I2C, SCI, SPI	LVD, POR, PWM, WDT	48	32KB (32K x 8)	FLASH	-	1K x 8	3.8V ~ 5.5V	A/D 16x10b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
R5F566TAADFP#10 IC MCU 32BIT 256KB FLSH 100LFQFP Renesas Electronics Corporation	1,912	-	RFQ	Datasheet	100-LQFP	RX66T	Tray	Active	Not Verified	RXv3	32-Bit Single-Core	160MHz	CANbus, EBI/EMI, I2C, LINbus, MMC/SD, SCI, SPI, SSI, UART/USART	DMA, LVD, POR, PWM, WDT	72	256KB (256K x 8)	FLASH	32K x 8	64K x 8	2.7V ~ 5.5V	A/D 22x12b; D/A 2x12b	Internal	-40°C ~ 85°C (TA)	-	-	Surface Mount
AT89C51RB2-SLRIM IC MCU 8BIT 16KB FLASH 44PLCC Microchip Technology	3,659	-	RFQ	Datasheet	44-LCC (J-Lead)	89C	Tape & Reel (TR)	Obsolete	Not Verified	80C51	8-Bit	60MHz	SPI, UART/USART	POR, PWM, WDT	32	16KB (16K x 8)	FLASH	-	1.25K x 8	2.7V ~ 5.5V	-	External	-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.

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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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