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256 kB ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 MCX A15 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 64 QFP MCXA154VLH NXP Semiconductors 1: $3.75 800Expected 11/11/2026 New Product	Mfr. Part # MCXA154VLH Mouser Part # 771-MCXA154VLH New Product	NXP Semiconductors	ARM Microcontrollers - MCU MCX A15 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 64 QFP Learn More about NXP Semiconductors nxp mcx a mcus	Datasheet	800Expected 11/11/2026	$3.75 $2.83 $2.46 $2.28 View $2.27 $2.12 $2.10 $2.05	Min.: 1 Mult.: 1	MCX A	SMD/SMT	LQFP-64	ARM Cortex M33	256 kB	32 bit	12 bit	96 MHz	52 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU KINETIS 256K Flex USB MK20DX256VLK10 NXP Semiconductors 1: $15.65 416Expected 11/9/2026	Mfr. Part # MK20DX256VLK10 Mouser Part # 841-MK20DX256VLK10	NXP Semiconductors	ARM Microcontrollers - MCU KINETIS 256K Flex USB Learn More about NXP Semiconductors nxp kinetis k2x mcu	Datasheet	416Expected 11/9/2026	$15.65 $12.37 $10.68 $10.34 View $10.06 $9.71 $9.49 Quote	Min.: 1 Mult.: 1	K20_100	SMD/SMT	LQFP-80	ARM Cortex M4	256 kB	32 bit	2 x 16 bit	100 MHz	52 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Kinetis L 32-bit MCU, ARM Cortex-M0+ core, 256KB Flash, 48MHz, USB, QFP 64 MKL26Z256VLH4 NXP Semiconductors 1: $12.15 799Expected 11/4/2026	Mfr. Part # MKL26Z256VLH4 Mouser Part # 841-MKL26Z256VLH4	NXP Semiconductors	ARM Microcontrollers - MCU Kinetis L 32-bit MCU, ARM Cortex-M0+ core, 256KB Flash, 48MHz, USB, QFP 64 Learn More about NXP Semiconductors nxp kinetis kl2x mcu	Datasheet	799Expected 11/4/2026	$12.15 $9.69 $8.62 $8.09 View $8.04 $7.51 $7.07 Quote	Min.: 1 Mult.: 1	KL2x	SMD/SMT	LQFP-64	ARM Cortex M0+	256 kB	32 bit	16 bit	48 MHz	50 I/O	32 kB	1.71 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHz 256K/32K QFP48 R7FA4M1AB3CFL#AA0 Renesas Electronics 1: $5.86 3,040Expected 1/29/2027	Mfr. Part # R7FA4M1AB3CFL#AA0 Mouser Part # 968-7FA4M1AB3CFL#AA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHz 256K/32K QFP48 Learn More about Renesas Electronics renesas ra4m1 mcu	Datasheet	3,040Expected 1/29/2027	$5.86 $4.48 $3.93 $3.75 View $3.56 $3.45 $3.44 Quote	Min.: 1 Mult.: 1	RA4M1	SMD/SMT	LQFP-48	ARM Cortex M4	256 kB	32 bit	14 bit	48 MHz	36 I/O	32 kB	1.6 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA4 ARM CM33 100MHz 256K/128K QFP100 R7FA4M2AB3CFP#AA0 Renesas Electronics 1: $6.00 990Expected 11/11/2026	Mfr. Part # R7FA4M2AB3CFP#AA0 Mouser Part # 968-7FA4M2AB3CFP#AA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA4 ARM CM33 100MHz 256K/128K QFP100 Learn More about Renesas Electronics renesas ra4m2 mcus	Datasheet	990Expected 11/11/2026	$6.00 $4.59 $3.87 $3.72 View $3.53 Quote	Min.: 1 Mult.: 1	RA4M2	SMD/SMT	LQFP-100	ARM Cortex M33	256 kB	32 bit	12 bit	100 MHz	77 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA4 ARM CM33 100MHz 256K/128K QFN48 R7FA4M2AB3CNE#AA0 Renesas Electronics 1: $4.98 2,051Expected 2/19/2027	Mfr. Part # R7FA4M2AB3CNE#AA0 Mouser Part # 968-7FA4M2AB3CNE#AA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA4 ARM CM33 100MHz 256K/128K QFN48 Learn More about Renesas Electronics renesas ra4m2 mcus	Datasheet	2,051Expected 2/19/2027	$4.98 $3.78 $3.30 $3.15 View $2.90 $2.88 $2.86 Quote	Min.: 1 Mult.: 1	RA4M2	SMD/SMT	QFN-48	ARM Cortex M33	256 kB	32 bit	12 bit	100 MHz	29 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Stellaris Cortex M-3 CAN 10-Bit ADC LM3S2965-IQC50-A2 Texas Instruments 1: $54.56 88Expected 2/25/2027 NRND	Mfr. Part # LM3S2965-IQC50-A2 Mouser Part # 868-LM3S2965-IQC50 NRND	Texas Instruments	ARM Microcontrollers - MCU Stellaris Cortex M-3 CAN 10-Bit ADC Learn More about Texas Instruments ti processors solutions	Datasheet	88Expected 2/25/2027	$54.56 $44.79 $43.36	Min.: 1 Mult.: 1	LM3S2965	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	10 bit	50 MHz	56 I/O	64 kB	2.25 V	2.75 V	- 40 C	+ 85 C		Tube
ARM Microcontrollers - MCU VA42630 - ARM Cortex M4 MCU - Rad. Tolerant - 256KB NVM - 176 Plastic QFP VA42620-PQ176P0EAA-ES VORAGO 1: $558.72 1Expected 11/4/2026 New At Mouser	Mfr. Part # VA42620-PQ176P0EAA-ES Mouser Part # 466-2620PQ176P0EAAES New At Mouser	VORAGO	ARM Microcontrollers - MCU VA42630 - ARM Cortex M4 MCU - Rad. Tolerant - 256KB NVM - 176 Plastic QFP Learn More about VORAGO va4 radiation hardened mcus This product may require additional documentation to export from the United States.		1Expected 11/4/2026	$558.72 $488.29	Min.: 1 Mult.: 1		SMD/SMT	PQFP-176	ARM Cortex M4	256 kB	32 bit	12 bit		104 I/O	64 kB	1.35 V	1.65 V	- 40 C	+ 85 C
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C STM32F091CCU7 STMicroelectronics 1: $8.02 61In Stock	Mfr. Part # STM32F091CCU7 Mouser Part # 511-STM32F091CCU7	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C Learn More about STMicroelectronics stm32f0	Datasheet	61In Stock	$8.02 $5.60 $5.35 $4.64 View $4.43 $4.23 $4.02 $3.95 Quote	Min.: 1 Mult.: 1	STM32F091CC	SMD/SMT	UFQFPN-48	ARM Cortex M0	256 kB	32 bit	12 bit	48 MHz	38 I/O	32 kB	2 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Mainstream Value line Arm Cortex-M3 MCU 256 Kbytes 24 MHz CPU motor control CEC STM32F100RCT7B STMicroelectronics 1: $9.44 260In Stock	Mfr. Part # STM32F100RCT7B Mouser Part # 511-STM32F100RCT7B	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Value line Arm Cortex-M3 MCU 256 Kbytes 24 MHz CPU motor control CEC Learn More about STMicroelectronics stm32f1	Datasheet	260In Stock	$9.44 $7.08 $6.75 $5.86 View $5.60 $5.11 $5.04 Quote	Min.: 1 Mult.: 1	STM32F1	SMD/SMT		ARM Cortex M3	256 kB	32 bit	12 bit	24 MHz	51 I/O	24 kB	2 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU ARM 32Bit Value Line 144-Pin 256kB Flash STM32F100ZCT6B STMicroelectronics 1: $9.87 25In Stock	Mfr. Part # STM32F100ZCT6B Mouser Part # 511-STM32F100ZCT6B	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Value Line 144-Pin 256kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	25In Stock	$9.87 $7.66 $6.44 $6.11 View $5.78 $5.70 Quote	Min.: 1 Mult.: 1	STM32F100ZC	SMD/SMT	LQFP-144	ARM Cortex M3	256 kB	32 bit	12 bit	24 MHz	112 I/O	24 kB	2 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 512KB 144KB RAM 6x USART timers ADC D STM32G0C1RCT3 STMicroelectronics Restricted Availability	Mfr. Part # STM32G0C1RCT3 Mouser Part # 511-STM32G0C1RCT3	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU up to 512KB 144KB RAM 6x USART timers ADC D Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability		SMD/SMT	LQFP-64	ARM Cortex M0+	256 kB	32 bit	12 bit	64 MHz	60 I/O	144 kB	1.7 V	3.6 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 256 Kbytes STM32WB35CCU7A STMicroelectronics 1: $8.57 147In Stock	Mfr. Part # STM32WB35CCU7A Mouser Part # 511-STM32WB35CCU7A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 256 Kbytes Learn More about STMicroelectronics stm stm32wb wireless mcu	Datasheet	147In Stock	$8.57 $6.47 $6.17 $5.51 View $5.13 $4.94 $4.65 $4.64	Min.: 1 Mult.: 1	STM32WB	SMD/SMT	UFQFPN-48	ARM Cortex M4	256 kB	32 bit	12 bit	32 MHz	72 I/O	256 kB	1.71 V	3.6 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 256 Kbytes STM32WB55CCU7 STMicroelectronics 1: $8.40 44In Stock	Mfr. Part # STM32WB55CCU7 Mouser Part # 511-STM32WB55CCU7	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 256 Kbytes Learn More about STMicroelectronics stm stm32wb wireless mcu	Datasheet	44In Stock	$8.40 $6.75 $6.39 $5.69 View $5.42 $5.18 $5.07	Min.: 1 Mult.: 1	STM32WB	SMD/SMT	UFQFPN-48	ARM Cortex M4	256 kB	32 bit	12 bit	64 MHz	30 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU XMC4000 Infineon Technologies XMC4200F64K256BAXQSA1 XMC4200F64K256BAXQSA1 Infineon Technologies 1: $9.74 948Expected 1/28/2027	Mfr. Part # XMC4200F64K256BAXQSA1 Mouser Part # 726-XMC4200F64K256BA	Infineon Technologies	ARM Microcontrollers - MCU XMC4000 Learn More about Infineon Technologies infineon xmc4000 mcus	Datasheet	948Expected 1/28/2027	$9.74 $7.56 $6.68 $6.26 View $6.19 $5.74 $5.62 Quote	Min.: 1 Mult.: 1	XMC4200	SMD/SMT	TQFP-64	ARM Cortex M4	256 kB	32 bit/16 bit	12 bit	80 MHz	35 I/O	40 kB	3 V	3.63 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU M23-256Kflash+32KRAM+UART+SPI+I2C+PWM+ADC+USB+RTC M252SG6AE Nuvoton 1: $4.58 250Expected 6/18/2027	Mfr. Part # M252SG6AE Mouser Part # 503-M252SG6AE	Nuvoton	ARM Microcontrollers - MCU M23-256Kflash+32KRAM+UART+SPI+I2C+PWM+ADC+USB+RTC Learn More about Nuvoton m251 m252 mcus	Datasheet	250Expected 6/18/2027	$4.58 $3.03 $2.76 $2.35 View $2.05 $1.96	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M23	256 kB	32 bit	12 bit	48 MHz	49 I/O	32 kB	1.75 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU M4, 256 KB Flash / 128 KB RAM, XOM, USB, AES, TRNG M482SGCAE Nuvoton 1: $5.98 250Expected 6/29/2027	Mfr. Part # M482SGCAE Mouser Part # 503-M482SGCAE	Nuvoton	ARM Microcontrollers - MCU M4, 256 KB Flash / 128 KB RAM, XOM, USB, AES, TRNG Learn More about Nuvoton m482 usb fs otg mcus	Datasheet	250Expected 6/29/2027	$5.98 $4.42 $4.03 $3.65 View $3.45 $3.02	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M4F	256 kB	32 bit	12 bit	192 MHz	52 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU M4, 256 KB Flash / 128 KB RAM, XOM, USB, Dual CAN, M483SGCAE Nuvoton 1: $5.23 250Expected 11/5/2026	Mfr. Part # M483SGCAE Mouser Part # 503-M483SGCAE	Nuvoton	ARM Microcontrollers - MCU M4, 256 KB Flash / 128 KB RAM, XOM, USB, Dual CAN, Learn More about Nuvoton m483 can mcus	Datasheet	250Expected 11/5/2026	$5.23 $4.35 $3.83 $3.64 View $3.53 $3.29	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M4F	256 kB	32 bit	12 bit	192 MHz	52 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU M0-256Kflash+20KRAM+UART+SPI+I2C+PWM+ADC+USB+RTC NUC029SGE Nuvoton 1: $5.50 250Expected 8/11/2027	Mfr. Part # NUC029SGE Mouser Part # 503-NUC029SGE	Nuvoton	ARM Microcontrollers - MCU M0-256Kflash+20KRAM+UART+SPI+I2C+PWM+ADC+USB+RTC	Datasheet	250Expected 8/11/2027	$5.50 $3.64 $3.32 $2.93 View $2.43 $2.20	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M0	256 kB	32 bit	12 bit	72 MHz	49 I/O	20 kB	2.5 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN STM32C542RCT6 STMicroelectronics 1: $2.71 951Expected 10/11/2027 New Product	Mfr. Part # STM32C542RCT6 Mouser Part # 511-STM32C542RCT6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	951Expected 10/11/2027	$2.71 $2.01 $1.73 $1.60	Min.: 1 Mult.: 1 Max.: 100	STM32C5	SMD/SMT	LQFP-64	ARM Cortex M33	256 kB	32 bit	12 bit	144 MHz	52 I/O	64 kB	2.7 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU PSoC5LP CY8C5888AXQ-LP096 Infineon Technologies 1: $34.63 9Expected 11/18/2026	Mfr. Part # CY8C5888AXQ-LP096 Mouser Part # 727-CY8C5888AXQLP096	Infineon Technologies	ARM Microcontrollers - MCU PSoC5LP Learn More about Infineon Technologies cypress psoc 5lp socs	Datasheet	9Expected 11/18/2026	$34.63 $28.64 $25.89 $24.49 View $23.37 Quote	Min.: 1 Mult.: 1		SMD/SMT	TQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	80 MHz	62 I/O	64 kB	1.71 V	1.89 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU MCU, Cortex M4F, 120MHz, 256KB Flash/ 18KB RAM, LQFP44 TMPM4H1FYUG(DBB) Toshiba 1: $5.93 160Expected 3/1/2027 New Product	Mfr. Part # TMPM4H1FYUG(DBB) Mouser Part # 757-TMPM4H1FYUGDBB New Product	Toshiba	ARM Microcontrollers - MCU MCU, Cortex M4F, 120MHz, 256KB Flash/ 18KB RAM, LQFP44 Learn More about Toshiba txz plus tmpm4h mcus	Datasheet	160Expected 3/1/2027	$5.93 $4.38 $3.99 $3.57 View $3.45 $2.99	Min.: 1 Mult.: 1	TMPM4H	SMD/SMT	LQFP-44	ARM Cortex M4F	256 kB	32 bit	9 bit	120 MHz	33	18 kB	2.7 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU MCU, Cortex M4F, 120MHz, 256KB Flash/ 18KB RAM, LQFP48 TMPM4H2FYDUG(DBB) Toshiba 1: $5.93 250Expected 3/1/2027 New Product	Mfr. Part # TMPM4H2FYDUG(DBB) Mouser Part # 757-TMPM4H2FYDUGDBB New Product	Toshiba	ARM Microcontrollers - MCU MCU, Cortex M4F, 120MHz, 256KB Flash/ 18KB RAM, LQFP48 Learn More about Toshiba txz plus tmpm4h mcus	Datasheet	250Expected 3/1/2027	$5.93 $4.38 $3.99 $3.62 View $3.41 $3.01	Min.: 1 Mult.: 1	TMPM4H	SMD/SMT	LQFP-48	ARM Cortex M4F	256 kB	32 bit	10 bit	120 MHz	37	18 kB	2.7 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU MCU, Cortex M4F, 120MHz, 256KB Flash/ 18KB RAM, LQFP64 TMPM4H4FYUG(DBB) Toshiba 1: $5.80 160Expected 3/1/2027 New Product	Mfr. Part # TMPM4H4FYUG(DBB) Mouser Part # 757-TMPM4H4FYUGDBB New Product	Toshiba	ARM Microcontrollers - MCU MCU, Cortex M4F, 120MHz, 256KB Flash/ 18KB RAM, LQFP64 Learn More about Toshiba txz plus tmpm4h mcus	Datasheet	160Expected 3/1/2027	$5.80 $4.47 $4.07 $3.64 View $3.52 $3.02	Min.: 1 Mult.: 1	TMPM4H	SMD/SMT	LQFP-64	ARM Cortex M4F	256 kB	32 bit	12 bit	120 MHz	51	18 kB	2.7 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU S32K118, 48LQFP FS32K118LFT0MLFT NXP Semiconductors 1: $6.11 500Expected 7/29/2027	Mfr. Part # FS32K118LFT0MLFT Mouser Part # 771-FS32K118LFT0MLFT	NXP Semiconductors	ARM Microcontrollers - MCU S32K118, 48LQFP Learn More about NXP Semiconductors nxp s32k mcus	Datasheet	500Expected 7/29/2027	$6.11 $4.37 $3.97 $3.61 View $3.32 $2.99	Min.: 1 Mult.: 1	S32K11x	SMD/SMT	LQFP-48	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	43 I/O	25 kB	2.7 V	5.5 V	- 40 C	+ 125 C	AEC-Q100	Tray