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256 kB ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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 Cortex M3 +24K/256K +Single 24bit SD AFE ADUCM363BCPZ256 Analog Devices 1: £16.05 192In Stock	Mfr. Part No. ADUCM363BCPZ256 Mouser Part No 584-ADUCM363BCPZ256	Analog Devices	ARM Microcontrollers - MCU Cortex M3 +24K/256K +Single 24bit SD AFE Learn More about Analog Devices analog aducm36x mcus	Datasheet	192In Stock	£16.05 £13.33 £11.94 £11.42 View £10.76 Quote	Min.: 1 Mult.: 1	ADUCM363	SMD/SMT	LFCSP-48	ARM Cortex M3	256 kB	32 bit	24 bit	16 MHz	19 I/O	24 kB	1.8 V	3.6 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU CORTEX M4F 96MHZ ME11, WLP MAX32660GWE+T Analog Devices / Maxim Integrated 1: £1.63 3,131In Stock	Mfr. Part No. MAX32660GWE+T Mouser Part No 700-MAX32660GWE+T	Analog Devices / Maxim Integrated	ARM Microcontrollers - MCU CORTEX M4F 96MHZ ME11, WLP Learn More about Analog Devices / Maxim Integrated maxim max32660 mcu	Datasheet	3,131In Stock	Cut Tape £1.63 £1.60 £1.59 Reel £1.59 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	MAX32660	SMD/SMT	WLP-16	ARM Cortex M4F	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 M0+Flash/RAM=256KB/32KB+SPROM 2048B+12xADC+6UART M031LG6AE Nuvoton 1: £3.50 37In Stock	Mfr. Part No. M031LG6AE Mouser Part No 503-M031LG6AE	Nuvoton	ARM Microcontrollers - MCU M0+Flash/RAM=256KB/32KB+SPROM 2048B+12xADC+6UART	Datasheet	37In Stock	£3.50 £2.31 £2.11 £1.80 View £1.48 £1.44	Min.: 1 Mult.: 1		SMD/SMT	LQFP-48	ARM Cortex M0	256 kB	32 bit	12 bit	72 MHz	42 I/O	32 kB	1.8 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU LPC54606J256ET100 LPC54606J256ET100E NXP Semiconductors 1: £12.09 56In Stock 260Expected 04/05/2027	Mfr. Part No. LPC54606J256ET100E Mouser Part No 771-LPC54606J256ET1E	NXP Semiconductors	ARM Microcontrollers - MCU LPC54606J256ET100 Learn More about NXP Semiconductors nxp lpc546 mcu	Datasheet	56In Stock 260Expected 04/05/2027	£12.09 £9.18 £8.81 £7.75 £7.25	Min.: 1 Mult.: 1	LPC546xx	SMD/SMT	TFBGA-100	ARM Cortex M4	256 kB	32 bit	12 bit	180 MHz	64 I/O	136 kB	1.71 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Kinetis K53: 100MHz Cortex-M4 Measurement MCU, 512KB Flash, 64K RAM, USB, ETH, Segment LCD, 144-LQFP MK53DX256ZCLQ10 NXP Semiconductors 1: £20.92 20In Stock	Mfr. Part No. MK53DX256ZCLQ10 Mouser Part No 841-MK53DX256ZCLQ10	NXP Semiconductors	ARM Microcontrollers - MCU Kinetis K53: 100MHz Cortex-M4 Measurement MCU, 512KB Flash, 64K RAM, USB, ETH, Segment LCD, 144-LQFP Learn More about NXP Semiconductors nxp kinetis k5x mcu	Datasheet	20In Stock	£20.92 £16.37 £15.64 £14.20 View £13.71 £13.40 Quote	Min.: 1 Mult.: 1	K53_100	SMD/SMT	LQFP-144	ARM Cortex M4	256 kB	32 bit	16 bit	100 MHz	94 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Hi-perf 32-B MCU 16kb RAM Flash TMPM380FYFG Toshiba 1: £6.77 29In Stock	Mfr. Part No. TMPM380FYFG Mouser Part No 757-TMPM380FYFG	Toshiba	ARM Microcontrollers - MCU Hi-perf 32-B MCU 16kb RAM Flash Learn More about Toshiba 32 bit arm mcu		29In Stock	£6.77 £4.73 £4.51 £3.41 View £3.40 £3.21 £3.20 Quote	Min.: 1 Mult.: 1	TMPM380FYFG	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	40 MHz	83 I/O	16 kB	4 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 KBytes of Flash STM32F373VCH7 STMicroelectronics 1: £9.05 193In Stock	Mfr. Part No. STM32F373VCH7 Mouser Part No 511-STM32F373VCH7	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 KBytes of Flash Learn More about STMicroelectronics stm 32f3	Datasheet	193In Stock	£9.05 £7.36 £7.01 £6.08 View £5.82 £5.46 £5.33 Quote	Min.: 1 Mult.: 1	STM32F3	SMD/SMT	UFBGA-100	ARM Cortex M4	256 kB	32 bit	12 bit, 3 x 16 bit	72 MHz	129 I/O	32 kB	2 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431RCT6TR STMicroelectronics 1: £5.26 44,000On Order	Mfr. Part No. STM32L431RCT6TR Mouser Part No 511-STM32L431RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash	Datasheet	44,000On Order On Order Ship Dates Mfr. No: STM32L431RCT6TR Stock: 0 On Order: 2,000 Expected 23/11/2026 10,000 Expected 22/02/2027 32,000 TBD Factory Lead Time: 52 Weeks	Cut Tape £5.26 £3.51 £3.07 £2.87 £2.65 Reel £2.58 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,000 : 1,000	STM32L431RC	SMD/SMT	LQFP-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		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU LQFP,GREEN,IND TEMP,MRL B ATSAM4S4BB-AN Microchip Technology 1: £4.01 7In Stock	Mfr. Part No. ATSAM4S4BB-AN Mouser Part No 556-ATSAM4S4BB-AN	Microchip Technology	ARM Microcontrollers - MCU LQFP,GREEN,IND TEMP,MRL B Learn More about Microchip Technology atmelsam4s	Datasheet	7In Stock	£4.01 £3.64 £3.30	Min.: 1 Mult.: 1	SAM4S	SMD/SMT	LQFP-64	ARM Cortex M4	256 kB	32 bit	12 bit	120 MHz	47 I/O	64 kB	1.2 V	1.2 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE STM32F103ZCH6 STMicroelectronics 1: £9.91 1In Stock	Mfr. Part No. STM32F103ZCH6 Mouser Part No 511-STM32F103ZCH6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	1In Stock	£9.91 £7.49 £6.66 £6.22 View £5.95 £5.56 Quote	Min.: 1 Mult.: 1	STM32F103ZC	SMD/SMT	BGA-144	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	112 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 memory DFSDM STM32L451RCT3TR STMicroelectronics 1: £6.52 230In Stock	Mfr. Part No. STM32L451RCT3TR Mouser Part No 511-STM32L451RCT3TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash memory DFSDM	Datasheet	230In Stock	Cut Tape £6.52 £4.56 £4.35 £3.78 Reel £3.78 MouseReel Available	Min.: 1 Mult.: 1 Max.: 100 : 1,000		SMD/SMT	LQFP-64	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	52 I/O	160 kB	1.71 V	3.6 V	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU LPC54616J256ET180 LPC54616J256ET180E NXP Semiconductors 1: £12.46 81In Stock	Mfr. Part No. LPC54616J256ET180E Mouser Part No 771-LPC54616256ET180	NXP Semiconductors	ARM Microcontrollers - MCU LPC54616J256ET180 Learn More about NXP Semiconductors nxp lpc546 mcu	Datasheet	81In Stock	£12.46 £9.46 £9.07 £7.44 View £7.25 £7.13 £7.02 Quote	Min.: 1 Mult.: 1	LPC546xx	SMD/SMT	TFBGA-180	ARM Cortex M4	256 kB	32 bit	12 bit	180 MHz	145 I/O	136 kB	1.71 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB OTG, D STM32L476RCT6TR STMicroelectronics 1: £6.94 98In Stock 1,000Expected 22/02/2027	Mfr. Part No. STM32L476RCT6TR Mouser Part No 511-STM32L476RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB OTG, D Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	98In Stock 1,000Expected 22/02/2027	Cut Tape £6.94 £4.85 £4.63 £4.02 Reel £4.02	Min.: 1 Mult.: 1 Max.: 150 : 1,000	STM32L476RC	SMD/SMT	LQFP-64	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	51 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape
ARM Microcontrollers - MCU K32 L2A 100LQFP K32L2A31VLL1A NXP Semiconductors 1: £7.48 70In Stock	Mfr. Part No. K32L2A31VLL1A Mouser Part No 771-K32L2A31VLL1A	NXP Semiconductors	ARM Microcontrollers - MCU K32 L2A 100LQFP Learn More about NXP Semiconductors nxp k32 l2 mcus	Datasheet	70In Stock	£7.48 £5.79 £5.52 £4.79 View £4.57 £4.17 £3.95 £3.88 Quote	Min.: 1 Mult.: 1	K32 L2	SMD/SMT		ARM Cortex M0+	256 kB	32 bit	16 bit	72 MHz	86 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU VA41629 - ARM Cortex M4 MCU - HARDSIL Rad. Hardened - 176 PQFP VA41629-PQ176F0PBA VORAGO 1: £3,115.45 2In Stock	Mfr. Part No. VA41629-PQ176F0PBA Mouser Part No 466-VA41629Q176F0PBA	VORAGO	ARM Microcontrollers - MCU VA41629 - ARM Cortex M4 MCU - HARDSIL Rad. Hardened - 176 PQFP Learn More about VORAGO va4 radiation hardened mcus This product may require additional documentation to export from the United States.		2In Stock	£3,115.45	Min.: 1 Mult.: 1	Rad-Hard	SMD/SMT	PQFP-176	ARM Cortex M4	256 kB	32 bit		50 MHz	83 I/O		3.3 V	3.3 V	- 55 C	+ 125 C
ARM Microcontrollers - MCU CM4, TQFP64, 256KFlash,T&R, USB,Ethernet,Extended Temp ATSAME53J18A-AFT Microchip Technology 1: £4.70 868In Stock	Mfr. Part No. ATSAME53J18A-AFT Mouser Part No 556-ATSAME53J18A-AFT	Microchip Technology	ARM Microcontrollers - MCU CM4, TQFP64, 256KFlash,T&R, USB,Ethernet,Extended Temp Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	868In Stock	Cut Tape £4.70 £4.58 Reel £4.01	Min.: 1 Mult.: 1 : 1,500	ATSAME53	SMD/SMT	TQFP-64	ARM Cortex M4F	256 kB	32 bit	12 bit	120 MHz	51 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape
ARM Microcontrollers - MCU CM23, ULP, Touch, Security, 256K Flash, 48 Pin QFN PIC32CM2532LS00048-I/U5B Microchip Technology 1: £2.86 800In Stock	Mfr. Part No. PIC32CM2532LS00048-I/U5B Mouser Part No 579-2532LS00048IU5B	Microchip Technology	ARM Microcontrollers - MCU CM23, ULP, Touch, Security, 256K Flash, 48 Pin QFN Learn More about Microchip Technology microchip pic32cm lx mcus	Datasheet	800In Stock	£2.86 £2.62 £2.37	Min.: 1 Mult.: 1		SMD/SMT	VQFN-48	ARM Cortex M23	256 kB	32 bit	12 bit	48 MHz	34 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU TQFP 64, 256 KB Flash, 32 KB SRAM, 85 C Temp, Green, Tray, Low Power PIC32CM2532LE00064-I/PT Microchip Technology 1: £2.84 1,234In Stock	Mfr. Part No. PIC32CM2532LE00064-I/PT Mouser Part No 579-CM2532LE00064IPT	Microchip Technology	ARM Microcontrollers - MCU TQFP 64, 256 KB Flash, 32 KB SRAM, 85 C Temp, Green, Tray, Low Power Learn More about Microchip Technology microchip pic32cm lx mcus	Datasheet	1,234In Stock	£2.84 £2.60 £2.36 £2.35	Min.: 1 Mult.: 1		SMD/SMT	TQFP-64	ARM Cortex M23	256 kB	32 bit	12 bit	48 MHz	48 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C1237H6PZIR A A 595-TM4C1237H6PZIR TM4C1237H6PZI Texas Instruments 1: £14.84 110In Stock	Mfr. Part No. TM4C1237H6PZI Mouser Part No 595-TM4C1237H6PZI	Texas Instruments	ARM Microcontrollers - MCU Tiva C Series MCU A 595-TM4C1237H6PZIR A A 595-TM4C1237H6PZIR Learn More about Texas Instruments ti tiva C	Datasheet	110In Stock	£14.84 £11.99 £11.50 £9.55 View £8.98 £8.97 Quote	Min.: 1 Mult.: 1	TM4C1237H6PZ	SMD/SMT	LQFP-100	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	69 I/O	32 kB	3.3 V	3.3 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU S32K142 32-bit MCU, ARM Cortex-M4F FS32K142MNT0VLLT NXP Semiconductors 1: £9.09 259In Stock	Mfr. Part No. FS32K142MNT0VLLT Mouser Part No 771-FS32K142MNT0VLLT	NXP Semiconductors	ARM Microcontrollers - MCU S32K142 32-bit MCU, ARM Cortex-M4F Learn More about NXP Semiconductors nxp s32k mcus	Datasheet	259In Stock	£9.09 £7.39 £5.04 £4.99 View £4.98 Quote	Min.: 1 Mult.: 1	S32K14x	SMD/SMT	LQFP-100	ARM Cortex M4F	256 kB	32 bit	2 x 12 bit	64 MHz	89 I/O	32 kB	2.7 V	5.5 V	- 40 C	+ 105 C	AEC-Q100	Tray
ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S128 256K 48LQFP R7FS128783A01CFL#AA1 Renesas Electronics 1: £4.21 314In Stock	Mfr. Part No. R7FS128783A01CFL#AA1 Mouser Part No 968-S128783A01CFLAA1	Renesas Electronics	ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S128 256K 48LQFP Learn More about Renesas Electronics renesas synergy platform	Datasheet	314In Stock	£4.21 £3.20 £2.81 £2.69 View £2.55 £2.47 £2.46 £2.44 Quote	Min.: 1 Mult.: 1	S128	SMD/SMT	LQFP-48	ARM Cortex M0+	256 kB	32 bit	14 bit	32 MHz	37 I/O	24 kB	1.6 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C STM32F091RCY6TR STMicroelectronics 1: £5.15 3,644In Stock	Mfr. Part No. STM32F091RCY6TR Mouser Part No 511-STM32F091RCY6TR	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	3,644In Stock	Cut Tape £5.15 £3.96 £3.48 £3.33 £3.09 Reel £3.03 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	STM32F091RC	SMD/SMT	WLCSP-64	ARM Cortex M0	256 kB	32 bit	12 bit	48 MHz	51 I/O	32 kB	2 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Analog & DSP w/ FPU M4 256kB 72MHz STM32F378CCT6 STMicroelectronics 1: £7.43 1,933In Stock	Mfr. Part No. STM32F378CCT6 Mouser Part No 511-STM32F378CCT6	STMicroelectronics	ARM Microcontrollers - MCU Analog & DSP w/ FPU M4 256kB 72MHz Learn More about STMicroelectronics stm 32f3	Datasheet	1,933In Stock	£7.43 £5.74 £5.47 £4.75 View £4.53 £4.29 £4.00 £3.99	Min.: 1 Mult.: 1	STM32F3	SMD/SMT	LQFP-48	ARM Cortex M4	256 kB	32 bit	12 bit	72 MHz	36 I/O	32 kB	1.65 V	1.95 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 STM32L433VCI3 STMicroelectronics 1: £6.20 2,039In Stock	Mfr. Part No. STM32L433VCI3 Mouser Part No 511-STM32L433VCI3	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	2,039In Stock	£6.20 £4.79 £4.22 £4.05 View £4.00 £3.75	Min.: 1 Mult.: 1 Max.: 500	STM32L433VC	SMD/SMT	UFBGA-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 LQFPGREENIND TEMPMRL A ATSAM3S4CA-AUR Microchip Technology 1: £5.34 746In Stock	Mfr. Part No. ATSAM3S4CA-AUR Mouser Part No 556-ATSAM3S4CA-AUR	Microchip Technology	ARM Microcontrollers - MCU LQFPGREENIND TEMPMRL A Learn More about Microchip Technology microchip sam3s mcu	Datasheet	746In Stock	Cut Tape £5.34 £5.18 £5.17 £4.85 Reel £4.40 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SAM3S	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	64 MHz	79 I/O	48 kB	1.62 V	1.9 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel