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256 kB ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Mounting Style	Package/Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Qualification	Packaging
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB STM32L433VCT3 STMicroelectronics 1: 7,14 € 294In Stock	Mfr. Part No. STM32L433VCT3 Mouser Part No 511-STM32L433VCT3	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	294In Stock	7,14 € 5,21 € 4,85 € 4,45 € View 4,27 € 4,15 € 4,13 € 4,11 € Quote	Min.: 1 Mult.: 1	STM32L433VC	SMD/SMT	LQFT-100	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	83 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 ATSAM3U4EA-AU Microchip Technology 1: 7,92 € 1.649In Stock	Mfr. Part No. ATSAM3U4EA-AU Mouser Part No 556-ATSAM3U4EA-AU	Microchip Technology	ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 Learn More about Microchip Technology microchip sam3u mcus	Datasheet	1.649In Stock	7,92 € 7,22 € 6,53 €	Min.: 1 Mult.: 1	SAM3U	SMD/SMT	LQFP-144	ARM Cortex M3	256 kB	32 bit	12 bit	96 MHz	96 I/O	52 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A ATSAM3X4CA-AU Microchip Technology 1: 9,46 € 160In Stock	Mfr. Part No. ATSAM3X4CA-AU Mouser Part No 556-ATSAM3X4CA-AU	Microchip Technology	ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A Learn More about Microchip Technology microchip sam3x mcu	Datasheet	160In Stock	9,46 € 8,61 € 7,78 €	Min.: 1 Mult.: 1	SAM3X	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	84 MHz	63 I/O	64 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 32TQFP,105C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21E18A-ANT Microchip Technology 1: 3,83 € 3.048In Stock	Mfr. Part No. ATSAMC21E18A-ANT Mouser Part No 556-ATSAMC21E18A-ANT	Microchip Technology	ARM Microcontrollers - MCU 32TQFP,105C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	3.048In Stock	Cut Tape 3,83 € 3,69 € Reel 3,16 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	ATSAMC21	SMD/SMT	TQFP-32	ARM Cortex M0+	256 kB	32 bit	2 x 12 bit	48 MHz	26 I/O	32 kB	2.7 V	5.5 V	- 40 C	+ 105 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21E18A-AUT Microchip Technology 1: 3,65 € 1.915In Stock	Mfr. Part No. ATSAMC21E18A-AUT Mouser Part No 556-ATSAMC21E18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 32TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	1.915In Stock	Cut Tape 3,65 € 3,53 € Reel 3,00 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	ATSAMC21	SMD/SMT	TQFP-32	ARM Cortex M0+	256 kB	32 bit	2 x 12 bit	48 MHz	26 I/O	32 kB	2.7 V	5.5 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 64TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC21J18A-AUT Microchip Technology 1: 4,02 € 1.751In Stock 7.500Expected 1/7/2027	Mfr. Part No. ATSAMC21J18A-AUT Mouser Part No 556-ATSAMC21J18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 64TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	1.751In Stock 7.500Expected 1/7/2027	Cut Tape 4,02 € 3,90 € Reel 3,32 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500	ATSAMC21	SMD/SMT	TQFP-64	ARM Cortex M0+	256 kB	32 bit	2 x 12 bit	48 MHz	52 I/O	32 kB	2.7 V	5.5 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM ATSAMD20G18A-AU Microchip Technology 1: 2,85 € 1.282In Stock	Mfr. Part No. ATSAMD20G18A-AU Mouser Part No 556-ATSAMD20G18A-AU	Microchip Technology	ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM Learn More about Microchip Technology atmel samd20 mcu	Datasheet	1.282In Stock	2,85 € 2,58 € 2,34 €	Min.: 1 Mult.: 1	SAMD1/2x	SMD/SMT	TQFP-48	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	38 I/O	32 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM ATSAMD20J18A-AU Microchip Technology 1: 2,99 € 1.503In Stock	Mfr. Part No. ATSAMD20J18A-AU Mouser Part No 556-ATSAMD20J18A-AU	Microchip Technology	ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM Learn More about Microchip Technology atmel samd20 mcu	Datasheet	1.503In Stock	2,99 € 2,71 € 2,48 €	Min.: 1 Mult.: 1	SAMD1/2x	SMD/SMT	TQFP-64	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	52 I/O	32 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM ATSAMD20J18A-AUT Microchip Technology 1: 3,05 € 1.663In Stock	Mfr. Part No. ATSAMD20J18A-AUT Mouser Part No 556-ATSAMD20J18A-AUT	Microchip Technology	ARM Microcontrollers - MCU Cortex-M0+ 256KB FLASH 32KB SRAM Learn More about Microchip Technology atmel samd20 mcu	Datasheet	1.663In Stock	Cut Tape 3,05 € 2,95 € Reel 2,51 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500	SAMD1/2x	SMD/SMT	TQFP-64	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	52 I/O	32 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 48TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21G18A-AFT Microchip Technology 1: 4,00 € 1.126In Stock	Mfr. Part No. ATSAMD21G18A-AFT Mouser Part No 556-ATSAMD21G18A-AFT	Microchip Technology	ARM Microcontrollers - MCU 48TQFP 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1.126In Stock	Cut Tape 4,00 € 3,86 € Reel 3,29 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	38 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 256KB 32KB 48TQFP GRN1.6-3.6V48MHz ATSAMD21G18A-AU Microchip Technology 1: 3,58 € 1.596In Stock	Mfr. Part No. ATSAMD21G18A-AU Mouser Part No 556-ATSAMD21G18A-AU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 48TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1.596In Stock	3,58 € 3,25 € 2,95 €	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	38 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 64TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21J18A-AF Microchip Technology 1: 4,15 € 2.202In Stock	Mfr. Part No. ATSAMD21J18A-AF Mouser Part No 556-ATSAMD21J18A-AF	Microchip Technology	ARM Microcontrollers - MCU 64TQFP 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2.202In Stock	4,15 € 3,77 € 3,41 €	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-64	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	52 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 256KB 32KB 64TQFP GRN1.6-3.6V48MHz ATSAMD21J18A-AU Microchip Technology 1: 3,77 € 2.035In Stock	Mfr. Part No. ATSAMD21J18A-AU Mouser Part No 556-ATSAMD21J18A-AU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 64TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2.035In Stock	3,77 € 3,43 € 3,09 €	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-64	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	52 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 120MHZ 256KB FLASH 4 8 QFN PKG IN 85C ATSAMD51G18A-MUT Microchip Technology 1: 4,20 € 356In Stock	Mfr. Part No. ATSAMD51G18A-MUT Mouser Part No 556-ATSAMD51G18AMUT	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 256KB FLASH 4 8 QFN PKG IN 85C Learn More about Microchip Technology microchip sam d5 e5	Datasheet	356In Stock	Cut Tape 4,20 € 4,12 € Reel 3,50 €	Min.: 1 Mult.: 1 : 4.000	ATSAMD51	SMD/SMT	QFN-48	ARM Cortex M4F	256 kB	32 bit	12 bit	120 MHz	37 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M0+ 256K Flash/32k SRAM ATSAML21E18B-AUT Microchip Technology 1: 5,20 € 1.729In Stock	Mfr. Part No. ATSAML21E18B-AUT Mouser Part No 556-ATSAML21E18B-AUT	Microchip Technology	ARM Microcontrollers - MCU ARM Cortex-M0+ 256K Flash/32k SRAM Learn More about Microchip Technology microchip sam l21 mcus	Datasheet	1.729In Stock	Cut Tape 5,20 € 5,04 € Reel 4,28 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	SAML21	SMD/SMT	TQFP-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	25 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 100TQFP 85C, GREEN,1.6-3.6V,32MHz ATSAML22N18A-AUT Microchip Technology 1: 5,20 € 1.696In Stock	Mfr. Part No. ATSAML22N18A-AUT Mouser Part No 556-ATSAML22N18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 100TQFP 85C, GREEN,1.6-3.6V,32MHz Learn More about Microchip Technology atmel sam l22	Datasheet	1.696In Stock	Cut Tape 5,20 € 5,01 € Reel 4,28 €	Min.: 1 Mult.: 1 : 1.000	SAML22	SMD/SMT	TQFP-100	ARM Cortex M0+	256 kB	32 bit	12 bit	32 MHz	82 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C		Reel, Cut Tape
ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB EFM32LG330F256G-F-QFN64 Silicon Labs 1: 10,38 € 1.407In Stock	Mfr. Part No. EFM32LG330F256G-F-QFN64 Mouser Part No 634-32LG330F256GFQFN	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	1.407In Stock	10,38 € 8,34 € 7,59 € 7,11 € View 6,90 € 6,58 € 6,25 € Quote	Min.: 1 Mult.: 1	EFM32LG	SMD/SMT	QFN-64	ARM Cortex M3	256 kB	32 bit	12 bit	48 MHz	53 I/O	32 kB	1.98 V	3.8 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU EFM32PG1B100F256GM32-C0 Silicon Labs 1: 5,13 € 436In Stock 2.450Expected 11/17/2026	Mfr. Part No. EFM32PG1B100F256GM32-C0 Mouser Part No 634-PG1B100F256GM320	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU Learn More about Silicon Labs silabs efm32 pearl gecko mcu	Datasheet	436In Stock 2.450Expected 11/17/2026	5,13 € 4,07 € 3,66 € 3,37 € View 3,11 € 3,10 € 3,09 €	Min.: 1 Mult.: 1	EFM32PG	SMD/SMT	QFN-32	ARM Cortex M4	256 kB	32 bit	12 bit	40 MHz	24 I/O	32 kB	1.85 V	3.8 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU EFM32PG23B200F256IM40-C Silicon Labs 1: 3,39 € 3.374In Stock	Mfr. Part No. EFM32PG23B200F256IM40-C Mouser Part No 634-PG23200F256IM40C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	3.374In Stock	3,39 € 2,74 € 2,49 € 2,24 € View 1,94 € 1,87 €	Min.: 1 Mult.: 1	PG23	SMD/SMT	QFN-40	ARM Cortex M33	256 kB	32 bit	12 bit/16 bit/20 bit	80 MHz	29 I/O	64 kB	1.71 V	3.8 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU EFM32PG23B210F256IM48-C Silicon Labs 1: 3,38 € 2.501In Stock	Mfr. Part No. EFM32PG23B210F256IM48-C Mouser Part No 634-PG23210F256IM48C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	2.501In Stock	3,38 € 2,52 € 2,30 € 2,07 € View 1,95 € 1,91 € 1,81 € 1,75 € 1,72 €	Min.: 1 Mult.: 1	PG23	SMD/SMT	QFN-48	ARM Cortex M33	256 kB	32 bit	12 bit/16 bit/20 bit	80 MHz	34 I/O	64 kB	1.71 V	3.8 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash CY8C4248AZI-L475 Infineon Technologies 1: 10,77 € 580In Stock	Mfr. Part No. CY8C4248AZI-L475 Mouser Part No 727-CY8C4248AZI-L475	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash Learn More about Infineon Technologies cypress psoc 4l soc	Datasheet	580In Stock	10,77 € 8,45 € 7,52 € 7,06 € View 7,03 € 6,68 € 6,60 € 6,56 € Quote	Min.: 1 Mult.: 1	PSOC 4200	SMD/SMT	TQFP-64	ARM Cortex M0	256 kB	32 bit	12 bit	48 MHz	53 I/O	32 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash CY8C4248AZI-L485 Infineon Technologies 1: 11,59 € 976In Stock	Mfr. Part No. CY8C4248AZI-L485 Mouser Part No 727-CY8C4248AZI-L485	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash Learn More about Infineon Technologies cypress psoc 4l soc	Datasheet	976In Stock	11,59 € 9,12 € 8,12 € 7,64 € View 7,61 € 7,16 € 6,99 € Quote	Min.: 1 Mult.: 1	PSOC 4200	SMD/SMT	TQFP-64	ARM Cortex M0	256 kB	32 bit	12 bit	48 MHz	53 I/O	32 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU IOT-PSOC6 CY8C6244AZI-S4D93 Infineon Technologies 1: 5,49 € 1.697In Stock	Mfr. Part No. CY8C6244AZI-S4D93 Mouser Part No 727-CY8C6244AZIS4D93	Infineon Technologies	ARM Microcontrollers - MCU IOT-PSOC6 Learn More about Infineon Technologies infineon psoc 62 mcus	Datasheet	1.697In Stock	5,49 € 4,21 € 3,69 € 3,50 € View 3,49 € 3,31 € 3,07 € Quote	Min.: 1 Mult.: 1	PSOC 62	SMD/SMT	TQFP-80	ARM Cortex M0+, ARM Cortex M4	256 kB	32 bit	12 bit	100 MHz, 150 MHz	62 I/O	128 kB	1.7 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Smart Sensor ASSP/ASIC with 256kB Flash ADUCM356BCCZ Analog Devices 1: 28,04 € 153In Stock	Mfr. Part No. ADUCM356BCCZ Mouser Part No 584-ADUCM356BCCZ	Analog Devices	ARM Microcontrollers - MCU Smart Sensor ASSP/ASIC with 256kB Flash Learn More about Analog Devices adi aducm356 microcontrollers	Datasheet	153In Stock	28,04 € 23,62 € 22,56 € 20,18 € View 18,85 € 18,69 € Quote	Min.: 1 Mult.: 1	ADUCM356	SMD/SMT	LGA-72	ARM Cortex M3	256 kB	32 bit	16 bit	26 MHz	17 I/O	64 kB	2.8 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU STM32H523CCU6 STMicroelectronics 1: 4,45 € 65In Stock 7.800Expected 12/21/2026	Mfr. Part No. STM32H523CCU6 Mouser Part No 511-STM32H523CCU6	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU Learn More about STMicroelectronics stm stm32h5 mcus	Datasheet	65In Stock 7.800Expected 12/21/2026	4,45 € 3,18 € 2,88 € 2,62 € View 2,60 € 2,38 €	Min.: 1 Mult.: 1	STM32H5	SMD/SMT	UFQFPN-48	ARM Cortex M33	256 kB	32 bit	12 bit	250 MHz		272 kB	1.71 V	3.6 V	- 40 C	+ 85 C		Tray