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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	Packaging
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU EFM32PG1B200F256GM48-C0 Silicon Labs 1: $6.91 11In Stock	Mfr. Part # EFM32PG1B200F256GM48-C0 Mouser Part # 634-PG1B200F256G48C0	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	11In Stock	$6.91 $5.30 $4.89 $4.45 View $4.24 $4.11 $4.06 $4.01	Min.: 1 Mult.: 1	EFM32PG	SMD/SMT	QFN-48	ARM Cortex M4	256 kB	32 bit	12 bit	40 MHz	32 I/O	32 kB	1.85 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU ARM Cortex-M4 32-bit 40 MHz 256 kB MCU EFM32PG1B200F256GM32-C0 Silicon Labs 1: $6.63 2In Stock	Mfr. Part # EFM32PG1B200F256GM32-C0 Mouser Part # 634-PG1B200F256GM32C	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	2In Stock	$6.63 $5.08 $4.69 $4.27 View $4.06 $3.94 $3.90 $3.85	Min.: 1 Mult.: 1	EFM32PG	SMD/SMT	QFN-32	ARM Cortex M4	256 kB	32 bit	12 bit	40 MHz	20 I/O	32 kB	1.85 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU LowPwr Cortex M3w/256kEmbedded Flash/ADC ADUCM3029BCPZ Analog Devices 1: $32.15 1In Stock	Mfr. Part # ADUCM3029BCPZ Mouser Part # 584-ADUCM3029BCPZ	Analog Devices	ARM Microcontrollers - MCU LowPwr Cortex M3w/256kEmbedded Flash/ADC Learn More about Analog Devices adi aducm3027 aducm3029 ulp mcu	Datasheet	1In Stock	$32.15 $27.68 $23.04 $21.87 View $21.46 $21.17 Quote	Min.: 1 Mult.: 1	ADUCM3029	SMD/SMT	LFCSP-64	ARM Cortex M3	256 kB	32 bit	12 bit	26 MHz	44 I/O	64 kB	1.74 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU CORTEX M4F 96MHZ ME11, TQFN 3X3 MAX32660GTG+T Analog Devices / Maxim Integrated 1: $4.97 4In Stock	Mfr. Part # MAX32660GTG+T Mouser Part # 700-MAX32660GTG+T	Analog Devices / Maxim Integrated	ARM Microcontrollers - MCU CORTEX M4F 96MHZ ME11, TQFN 3X3 Learn More about Analog Devices / Maxim Integrated maxim max32660 mcu	Datasheet	4In Stock	Cut Tape $4.97 $4.14 $3.64 $3.46 View $2.96 $2.89 Quote MouseReel Available	Min.: 1 Mult.: 1	MAX32660	SMD/SMT	TQFN-24	ARM Cortex M4	256 kB	32 bit	No ADC	96 MHz	14 I/O	96 kB	1.045 V	1.155 V	- 40 C	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU M4 CORE 96MHZ, 256KB/96KB, TQFN 3X3 MAX32660GTGBL+ Analog Devices / Maxim Integrated 1: $7.84 13In Stock	Mfr. Part # MAX32660GTGBL+ Mouser Part # 700-MAX32660GTGBL+	Analog Devices / Maxim Integrated	ARM Microcontrollers - MCU M4 CORE 96MHZ, 256KB/96KB, TQFN 3X3 Learn More about Analog Devices / Maxim Integrated maxim max32660 mcu	Datasheet	13In Stock	$7.84 $5.48 $5.22 $4.53 View $4.33 $3.73 $3.65 $3.50 Quote	Min.: 1 Mult.: 1	MAX32660	SMD/SMT	TQFN-24	ARM Cortex M4	256 kB	32 bit	No ADC	96 MHz	14 I/O	96 kB	1.045 V	1.155 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU K32 L2A 64LQFP NXP Semiconductors K32L2A31VLH1A K32L2A31VLH1A NXP Semiconductors 1: $9.60 17In Stock	Mfr. Part # K32L2A31VLH1A Mouser Part # 771-K32L2A31VLH1A	NXP Semiconductors	ARM Microcontrollers - MCU K32 L2A 64LQFP Learn More about NXP Semiconductors nxp k32 l2 mcus	Datasheet	17In Stock	$9.60 $7.20 $6.86 $5.96 View $5.68 $5.18 $4.92 Quote	Min.: 1 Mult.: 1	K32 L2	SMD/SMT		ARM Cortex M0+	256 kB	32 bit	16 bit	72 MHz	50 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 48QFN 85C, GREEN,1.6-3.6V,32MHz ATSAML22G18A-MUT Microchip Technology 1: $5.30 1In Stock	Mfr. Part # ATSAML22G18A-MUT Mouser Part # 556-ATSAML22G18A-MUT	Microchip Technology	ARM Microcontrollers - MCU 48QFN 85C, GREEN,1.6-3.6V,32MHz Learn More about Microchip Technology atmel sam l22	Datasheet	1In Stock	Cut Tape $5.30 $5.12 Reel $4.36 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	SAML22	SMD/SMT	VQFN-48	ARM Cortex M0+	256 kB	32 bit	12 bit	32 MHz	36 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU CM23, ULP, Touch, Security, 256K Flash, 100 Pin TQFP PIC32CM2532LS00100-I/PF Microchip Technology 1: $4.42 145In Stock	Mfr. Part # PIC32CM2532LS00100-I/PF Mouser Part # 579-2532LS00100IPF	Microchip Technology	ARM Microcontrollers - MCU CM23, ULP, Touch, Security, 256K Flash, 100 Pin TQFP Learn More about Microchip Technology microchip pic32cm lx mcus	Datasheet	145In Stock	$4.42 $4.05 $3.67	Min.: 1 Mult.: 1		SMD/SMT	TQFP-100	ARM Cortex M23	256 kB	32 bit	12 bit	48 MHz	80 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C1230H6PMI7R TM4C1230H6PMI7 Texas Instruments 1: $15.10 57In Stock	Mfr. Part # TM4C1230H6PMI7 Mouser Part # 595-TM4C1230H6PMI7	Texas Instruments	ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C1230H6PMI7R Learn More about Texas Instruments ti tiva C	Datasheet	57In Stock	$15.10 $11.47 $11.00 $8.45 View $8.44 $8.37 Quote	Min.: 1 Mult.: 1	TM4C1230H6PM	SMD/SMT	LQFP-64	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	49 I/O	32 kB	3.15 V	3.63 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C1233H6PGEI7 TM4C1233H6PGEI7R Texas Instruments 1: $18.84 6In Stock	Mfr. Part # TM4C1233H6PGEI7R Mouser Part # 595-TM4C1233H6PGEI7R	Texas Instruments	ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C1233H6PGEI7 Learn More about Texas Instruments ti tiva C	Datasheet	6In Stock	Cut Tape $18.84 $14.31 $13.72 $12.09 View Reel $10.27 $11.50 $10.27 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	TM4C1233H6PGE	SMD/SMT	LQFP-144		256 kB								- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C1236H6PMIR A A 595-TM4C1236H6PMIR TM4C1236H6PMI Texas Instruments 1: $18.71 33In Stock	Mfr. Part # TM4C1236H6PMI Mouser Part # 595-TM4C1236H6PMI	Texas Instruments	ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C1236H6PMIR A A 595-TM4C1236H6PMIR Learn More about Texas Instruments ti tiva C	Datasheet	33In Stock	$18.71 $15.12 $14.50 $12.08 View $11.77 $11.51 Quote	Min.: 1 Mult.: 1	TM4C1236H6PM	SMD/SMT	LQFP-64	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	49 I/O	32 kB	3.3 V	3.3 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C123AH6PMI7R TM4C123AH6PMI7 Texas Instruments 1: $17.32 39In Stock	Mfr. Part # TM4C123AH6PMI7 Mouser Part # 595-TM4C123AH6PMI7	Texas Instruments	ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C123AH6PMI7R Learn More about Texas Instruments ti tiva C	Datasheet	39In Stock	$17.32 $13.15 $12.61 $9.65 View $9.64 $9.59 Quote	Min.: 1 Mult.: 1	TM4C123AH6PM	SMD/SMT	LQFP-64	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	49 I/O	32 kB	1.08 V	3.63 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C123BH6PGEI7R TM4C123BH6PGEI7 Texas Instruments 1: $19.15 5In Stock	Mfr. Part # TM4C123BH6PGEI7 Mouser Part # 595-TM4C123BH6PGEI7	Texas Instruments	ARM Microcontrollers - MCU Tiva C Series Microc ontroller A 595-TM4 A 595-TM4C123BH6PGEI7R Learn More about Texas Instruments ti tiva C	Datasheet	5In Stock	$19.15 $14.55 $13.95 $10.44 Quote Quote	Min.: 1 Mult.: 1	TM4C123BH6PGE	SMD/SMT	LQFP-144	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	105 I/O	32 kB	3.15 V	3.63 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C123BH6PZI A A 595-TM4C123BH6PZI TM4C123BH6PZIR Texas Instruments 1: $15.36 6In Stock	Mfr. Part # TM4C123BH6PZIR Mouser Part # 595-TM4C123BH6PZIR	Texas Instruments	ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C123BH6PZI A A 595-TM4C123BH6PZI Learn More about Texas Instruments ti tiva C	Datasheet	6In Stock	Cut Tape $15.36 $11.67 $11.19 $9.86 View Reel $8.77 $9.37 $9.06 $8.77 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	TM4C123BH6PZ	SMD/SMT	LQFP-100	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	69 I/O	32 kB	3.15 V	3.63 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU LPC55S66JEV98 LPC55S66JEV98E NXP Semiconductors 1: $10.92 247In Stock	Mfr. Part # LPC55S66JEV98E Mouser Part # 771-LPC55S66JEV98E	NXP Semiconductors	ARM Microcontrollers - MCU LPC55S66JEV98 Learn More about NXP Semiconductors nxp lpc55s6x mcu	Datasheet	247In Stock	$10.92 $8.44 $8.05 $6.99 View $6.67 $6.08 $5.76 Quote	Min.: 1 Mult.: 1	LPC55S6x	SMD/SMT	VFBGA-98	ARM Cortex M33	256 kB	32 bit	16 bit	150 MHz	64 I/O	144 kB	1.8 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Cortex M0+Core,Flex USB & Segment LCD MKL17Z256VMP4R NXP Semiconductors 1: $10.30 245In Stock	Mfr. Part # MKL17Z256VMP4R Mouser Part # 841-MKL17Z256VMP4R	NXP Semiconductors	ARM Microcontrollers - MCU Cortex M0+Core,Flex USB & Segment LCD Learn More about NXP Semiconductors nxp kinetis kl1x mcu	Datasheet	245In Stock	Cut Tape $10.30 $7.96 $7.60 $6.60 View Reel $5.45 $6.30 $5.74 $5.46 $5.45 Quote	Min.: 1 Mult.: 1 : 2,500	KL1x	SMD/SMT	MAPBGA-64	ARM Cortex M0+	256 kB	32 bit	16 bit	48 MHz	54 I/O	32 kB	1.71 V	3.6 V	- 40 C	+ 105 C	Reel, Cut Tape
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN STM32C542KCT6 STMicroelectronics 1: $3.33 1In Stock 1,500Expected 12/28/2026 New Product	Mfr. Part # STM32C542KCT6 Mouser Part # 511-STM32C542KCT6 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	1In Stock 1,500Expected 12/28/2026	$3.33 $2.17 $1.99	Min.: 1 Mult.: 1 Max.: 50	STM32C5	SMD/SMT	LQFP-32	ARM Cortex M33	256 kB	32 bit	12 bit	144 MHz	25 I/O	64 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU VA42630 - ARM Cortex M4 MCU - Rad. Tolerant - 256KB NVM - 176 Plastic QFP VA42630-PQ176P0PBA VORAGO 1: $2,188.88 25On Order New At Mouser	Mfr. Part # VA42630-PQ176P0PBA Mouser Part # 466-A42630PQ176P0PBA 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.	Datasheet	25On Order	$2,188.88	Min.: 1 Mult.: 1		SMD/SMT	PQFP-176	ARM Cortex M4	256 kB	32 bit							- 40 C	+ 85 C
ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, STM32F105VCT6V STMicroelectronics 1: $16.73 515In Stock NRND	Mfr. Part # STM32F105VCT6V Mouser Part # 511-STM32F105VCT6V NRND	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, Learn More about STMicroelectronics stm32f105	Datasheet	515In Stock	$16.73 $13.11 $12.14 $11.21 View $10.82 $10.56 $9.91 Quote	Min.: 1 Mult.: 1	STM32F105VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB STM32L433RCI3 STMicroelectronics 1: $7.70 1,448In Stock	Mfr. Part # STM32L433RCI3 Mouser Part # 511-STM32L433RCI3	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	1,448In Stock	$7.70 $5.83 $5.20 $4.87 View $4.75 $4.35 $4.29 Quote	Min.: 1 Mult.: 1	STM32L433RC	SMD/SMT	UFBGA-64	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	52 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 STM32L443RCI6 STMicroelectronics 1: $7.96 518In Stock	Mfr. Part # STM32L443RCI6 Mouser Part # 511-STM32L443RCI6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	518In Stock	$7.96 $5.97 $5.40 $4.96 View $4.65 $4.34 $4.24 Quote	Min.: 1 Mult.: 1	STM32L443RC	SMD/SMT	UFBGA-64	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	52 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C
ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB EFM32WG380F256-B-QFP100 Silicon Labs 1: $15.41 1,800Expected 11/20/2026 NRND	Mfr. Part # EFM32WG380F256-B-QFP100 Mouser Part # 634-WG380F256BQFP100 NRND	Silicon Labs	ARM Microcontrollers - MCU Wonder Gecko MCU IC 256KB Learn More about Silicon Labs silabs efm32 wonder gecko mcu	Datasheet	1,800Expected 11/20/2026	$15.41 $12.07 $11.23 $10.31 View $10.22 $9.61 $9.40 Quote	Min.: 1 Mult.: 1	EFM32WG	SMD/SMT	LQFP-100	ARM Cortex M4	256 kB	32 bit	12 bit	48 MHz	83 I/O	32 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU STM32F030CCT6TR STMicroelectronics 1: $5.65 38,110On Order	Mfr. Part # STM32F030CCT6TR Mouser Part # 511-STM32F030CCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Value line MCU 256 Kbytes of Flash , 48 MHz CPU Learn More about STMicroelectronics stm32f0	Datasheet	38,110On Order On Order Ship Dates Mfr. #: STM32F030CCT6TR Stock: 0 On Order: 9,310 Expected 11/30/2026 28,800 Expected 9/20/2027 Factory Lead-Time: 40 Weeks	Cut Tape $5.65 $3.22 $2.96 $2.67 View Reel $2.31 $2.45 $2.31 $2.31 MouseReel Available	Min.: 1 Mult.: 1 : 2,400	STM32F030CC	SMD/SMT	LQFP-48	ARM Cortex M0	256 kB	32 bit	12 bit	48 MHz	37 I/O	32 kB	2.4 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU STM32F303CCT6 STMicroelectronics 1: $9.48 3,000On Order	Mfr. Part # STM32F303CCT6 Mouser Part # 511-STM32F303CCT6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU Learn More about STMicroelectronics stm 32f3	Datasheet	3,000On Order	$9.48 $7.34 $6.48 $5.82 View $5.76 $5.75	Min.: 1 Mult.: 1	STM32F3	SMD/SMT	LQFP-48	ARM Cortex M4	256 kB	32 bit	4 x 6 bit/8 bit/10 bit/12 bit	72 MHz	37 I/O	40 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F401RCT6TR STMicroelectronics 1: $6.30 9,974On Order	Mfr. Part # STM32F401RCT6TR Mouser Part # 511-STM32F401RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm32f4	Datasheet	9,974On Order On Order Ship Dates Mfr. #: STM32F401RCT6TR Stock: 0 On Order: 7,974 Expected 3/9/2027 2,000 TBD Factory Lead-Time: 52 Weeks	Cut Tape $6.30 $4.82 $4.22 $4.04 $3.73 Reel $3.62 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F401RC	SMD/SMT	LQFP-64	ARM Cortex M4	256 kB	32 bit	12 bit	84 MHz	50 I/O	64 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel