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ARM Cortex M3 Core Embedded Processors & Controllers

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Core = ARM Cortex M3

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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.	Product Type	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 LPC1833JBD144E NXP Semiconductors 1: £17.14 3In Stock	Mfr. Part No. LPC1833JBD144E Mouser Part No 771-LPC1833JBD144E	NXP Semiconductors	ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	3In Stock	£17.14 £13.85 £13.28 £11.70	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	180 MHz	512 kB	136 kB	2 x 10 bit	83 I/O	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 LPC1833JET100E NXP Semiconductors 1: £13.71 11In Stock 780On Order	Mfr. Part No. LPC1833JET100E Mouser Part No 771-LPC1833JET100E	NXP Semiconductors	ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	11In Stock 780On Order On Order Ship Dates Mfr. No: LPC1833JET100E Stock: 11 Can Dispatch Immediately On Order: 260 Expected 30/11/2026 520 Expected 30/12/2026 Factory Lead Time: 39 Weeks	£13.71 £11.58 £10.61 £9.76 View £9.42 £8.97	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	TFBGA-100	ARM Cortex M3	32 bit	180 MHz	512 kB	136 kB	2 x 10 bit	49 I/O	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32-bit ARM Cortex-M3 flashless MCU with security features; 136 kB SRAM; EMC LPC18S10FBD144E NXP Semiconductors 1: £11.07 60In Stock	Mfr. Part No. LPC18S10FBD144E Mouser Part No 771-LPC18S10FBD144E	NXP Semiconductors	ARM Microcontrollers - MCU 32-bit ARM Cortex-M3 flashless MCU with security features; 136 kB SRAM; EMC Learn More about NXP Semiconductors nxp lpc18sx mcu	Datasheet	60In Stock	£11.07 £9.38 £8.98 £7.11 View £6.92 £6.68 £6.56 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	180 MHz	0 B	136 kB	10 bit	83 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM STM32F100RCT6TR STMicroelectronics 1: £6.95 121In Stock NRND	Mfr. Part No. STM32F100RCT6TR Mouser Part No 511-STM32F100RCT6TR NRND	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	121In Stock	Cut Tape £6.95 £5.21 £4.97 £4.32 Reel £3.59 View £4.16 £3.90 £3.53 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	ARM Microcontrollers - MCU	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	24 MHz	256 kB	24 kB	12 bit	51 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32-Bit ARM Cortex 32kb Low Power MCU STM32L151C6T6 STMicroelectronics 1: £5.60 311In Stock NRND	Mfr. Part No. STM32L151C6T6 Mouser Part No 511-STM32L151C6T6 NRND	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 32kb Low Power MCU Learn More about STMicroelectronics stm32l1	Datasheet	311In Stock	£5.60 £4.18 £3.81 £3.46 View £3.30 £3.06 £3.02	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT		ARM Cortex M3	32 bit	32 MHz	32 kB	10 kB	12 bit	37 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Low Power MCU STM32L151RBT6TR STMicroelectronics 1: £7.52 28In Stock NRND	Mfr. Part No. STM32L151RBT6TR Mouser Part No 511-STM32L151RBT6TR NRND	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Low Power MCU Learn More about STMicroelectronics stm32l1	Datasheet	28In Stock	Cut Tape £7.52 £5.82 £5.35 £4.85 View Reel £4.22 £4.71 £4.32 £4.22 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	ARM Microcontrollers - MCU			ARM Cortex M3	32 bit								Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU STELLARIS ARM S817 LM3S817-IQN50-C2 Texas Instruments 1: £14.19 86In Stock NRND	Mfr. Part No. LM3S817-IQN50-C2 Mouser Part No 868-LM3S817-IQN50 NRND	Texas Instruments	ARM Microcontrollers - MCU STELLARIS ARM S817 Learn More about Texas Instruments ti processors solutions	Datasheet	86In Stock	£14.19 £11.29 £10.12 £9.76 View £9.23 £8.83 £8.73 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	50 MHz	64 kB	8 kB	10 bit	30 I/O	- 40 C	+ 85 C	Bulk
ARM Microcontrollers - MCU LQFP,Grn, IT, MRL A ATSAM3S8BA-AU Microchip Technology 1: £5.82 27In Stock	Mfr. Part No. ATSAM3S8BA-AU Mouser Part No 556-ATSAM3S8BA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP,Grn, IT, MRL A Learn More about Microchip Technology microchip sam3s mcu	Datasheet	27In Stock	£5.82 £5.28 £4.78	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFP-64	ARM Cortex M3	32 bit	64 MHz	512 kB	64 kB	12 bit	47 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 128K Flash, 36K SRAM 32-bit ARM Cortex M ATSAM3U2EA-CU Microchip Technology 1: £5.96 4In Stock	Mfr. Part No. ATSAM3U2EA-CU Mouser Part No 556-ATSAM3U2EA-CU	Microchip Technology	ARM Microcontrollers - MCU 128K Flash, 36K SRAM 32-bit ARM Cortex M Learn More about Microchip Technology microchip sam3u mcus	Datasheet	4In Stock	£5.96 £5.42 £4.91	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LFBGA-144	ARM Cortex M3	32 bit	96 MHz	128 kB	36 kB	12 bit	96 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES EFM32GG290F1024G-E-BGA112 Silicon Labs 1: £14.75 56In Stock	Mfr. Part No. EFM32GG290F1024G-E-BGA112 Mouser Part No 634-32GG290F1024-E	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	56In Stock	£14.75 £11.69 £10.93 £10.09 View £9.62 £9.45	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	BGA-112	ARM Cortex M3	32 bit	48 MHz	1.02 MB	128 kB	12 bit	90 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES EFM32GG290F512G-E-BGA112 Silicon Labs 1: £12.25 4In Stock	Mfr. Part No. EFM32GG290F512G-E-BGA112 Mouser Part No 634-32GG290F512-E	Silicon Labs	ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	4In Stock	£12.25 £9.59 £8.93 £8.20 View £8.12 £7.64 £7.47 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	BGA-112	ARM Cortex M3	32 bit	48 MHz	512 kB	128 kB	12 bit	90 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 128 kB MCU EFM32JG1B100F128GM32-C0 Silicon Labs 1: £3.59 76In Stock	Mfr. Part No. EFM32JG1B100F128GM32-C0 Mouser Part No 634-JG1B100F12832C0	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 128 kB MCU Learn More about Silicon Labs silabs efm32 jade gecko mcu	Datasheet	76In Stock	£3.59 £2.71 £2.49 £2.23 View £2.12 £2.11 £1.98 £1.94	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFN-32	ARM Cortex M3	32 bit	40 MHz	128 kB	32 kB	12 bit	24 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package LPC1769FBD100/P1K NXP Semiconductors 1: £15.92 139In Stock Factory Special Order	Mfr. Part No. LPC1769FBD100/P1K Mouser Part No 771-LPC1769FBD100P1K Factory Special Order	NXP Semiconductors	ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package	Datasheet	139In Stock	£15.92 £12.72 £11.44 £11.03 View £10.40 £10.39	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	120 MHz	512 kB	64 kB	12 bit	70 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU LowPwr Cortex M3w/256kEmbedded Flash/ADC ADUCM3029BCPZ Analog Devices 1: £24.14 1In Stock	Mfr. Part No. ADUCM3029BCPZ Mouser Part No 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	£24.14 £20.78 £17.29 £16.42 View £16.12 £15.90 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LFCSP-64	ARM Cortex M3	32 bit	26 MHz	256 kB	64 kB	12 bit	44 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES EFM32GG330F1024G-E-QFN64 Silicon Labs 1: £13.76 3In Stock NRND	Mfr. Part No. EFM32GG330F1024G-E-QFN64 Mouser Part No 634-32GG330F1024-E NRND	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	3In Stock	£13.76 £10.90 £10.19 £9.40 View £8.97 £8.81	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFN-64	ARM Cortex M3	32 bit	48 MHz	1.02 MB	128 kB	12 bit	52 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex High Density 384kb STM32F103VDT7 STMicroelectronics 1: £10.05 30In Stock	Mfr. Part No. STM32F103VDT7 Mouser Part No 511-STM32F103VDT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex High Density 384kb Learn More about STMicroelectronics stm32f1	Datasheet	30In Stock	£10.05 £8.16 £7.63 £6.57 View £6.29 £5.91 £5.88	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	72 MHz	384 kB	64 kB	12 bit		- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU STM32F103 Perf Line M3 768kB 72 MHz MCU STM32F103ZFH6TR STMicroelectronics 1: £12.73 62In Stock	Mfr. Part No. STM32F103ZFH6TR Mouser Part No 511-STM32F103ZFH6TR	STMicroelectronics	ARM Microcontrollers - MCU STM32F103 Perf Line M3 768kB 72 MHz MCU Learn More about STMicroelectronics stm32f1	Datasheet	62In Stock	Cut Tape £12.73 £9.97 £9.24 £8.53 View Reel £7.31 £8.23 £7.94 £7.32 £7.31 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,500	ARM Microcontrollers - MCU	SMD/SMT	BGA-144	ARM Cortex M3	32 bit	72 MHz	768 kB	96 kB	12 bit	112 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp STM32L162VET6 STMicroelectronics 1: £9.94 53In Stock	Mfr. Part No. STM32L162VET6 Mouser Part No 511-STM32L162VET6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp Learn More about STMicroelectronics stm32l1	Datasheet	53In Stock	£9.94 £7.79 £7.21 £6.66 View £6.43 £5.86 £5.77 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	32 MHz	512 kB	80 kB	12 bit	83 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL a ATSAM3N0BA-AU Microchip Technology 1: £2.70 5In Stock	Mfr. Part No. ATSAM3N0BA-AU Mouser Part No 556-ATSAM3N0BA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Grn, IT, MRL a Learn More about Microchip Technology microchip sam3n mcu	Datasheet	5In Stock	£2.70 £2.45 £2.23	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	48 MHz	32 kB	8 kB	10 bit	47 I/O	- 40 C	+ 85 C	Tray
RF Microcontrollers - MCU SimpleLink Ultra-LP Wireless Microcontrl A 595-CC1350F128RHBR CC1350F128RHBT Texas Instruments 1: £8.77 61In Stock	Mfr. Part No. CC1350F128RHBT Mouser Part No 595-CC1350F128RHBT	Texas Instruments	RF Microcontrollers - MCU SimpleLink Ultra-LP Wireless Microcontrl A 595-CC1350F128RHBR Learn More about Texas Instruments ti cc1350 simplelink mcu	Datasheet	61In Stock	Cut Tape £8.77 £7.05 £6.67 £5.95 Reel £5.63 View £5.33 £5.23 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Microcontrollers - MCU	SMD/SMT	VQFN-32	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	15 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink 6LoWPAN Z igBee wireless MCU A 595-CC2630F128RGZR CC2630F128RGZT Texas Instruments 1: £5.88 153In Stock	Mfr. Part No. CC2630F128RGZT Mouser Part No 595-CC2630F128RGZT	Texas Instruments	RF Microcontrollers - MCU SimpleLink 6LoWPAN Z igBee wireless MCU A 595-CC2630F128RGZR Learn More about Texas Instruments ti cc2630 simplelink mcus	Datasheet	153In Stock	Cut Tape £5.88 £4.53 £4.20 £3.92 Reel £3.32 £3.27 MouseReel Available	Min.: 1 Mult.: 1 : 250	RF Microcontrollers - MCU	SMD/SMT	VQFN-48	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	31 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex -M3 Bluet A 595-CC2640R2FYFVT CC2640R2FYFVR Texas Instruments 1: £4.57 27In Stock	Mfr. Part No. CC2640R2FYFVR Mouser Part No 595-CC2640R2FYFVR	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex -M3 Bluet A 595-CC2640R2FYFVT Learn More about Texas Instruments ti cc2640r2f simplelink	Datasheet	27In Stock	Cut Tape £4.57 £3.50 £3.23 £2.93 View Reel £2.65 £2.80 £2.72 £2.68 £2.65 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	RF Microcontrollers - MCU	SMD/SMT	DSBGA-34	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	14 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU Bluetooth BLE and IEEE 802.15.4 CYW20704UA2KFFB1G Infineon Technologies 1: £4.65 10In Stock	Mfr. Part No. CYW20704UA2KFFB1G Mouser Part No 727-CYW20704UA2KFFB1	Infineon Technologies	RF Microcontrollers - MCU Bluetooth BLE and IEEE 802.15.4 Learn More about Infineon Technologies cypress cyw20704 processor	Datasheet	10In Stock	£4.65 £3.77 £3.52 £3.22 View £3.00 £2.90 £2.85 £2.84 Quote	Min.: 1 Mult.: 1	RF Microcontrollers - MCU	SMD/SMT	FCBGA-49	ARM Cortex M3	32 bit	96 MHz	848 kB	352 kB	16 bit, 16 bit	8 I/O	- 30 C	+ 85 C	Tray
ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 LPC1812JBD144E NXP Semiconductors 1: £16.54 16In Stock	Mfr. Part No. LPC1812JBD144E Mouser Part No 771-LPC1812JBD144E	NXP Semiconductors	ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	16In Stock	£16.54 £13.37 £10.75 £10.09 View £9.84 £9.63 £9.51 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	180 MHz	512 kB	104 kB	2 x 10 bit	83 I/O	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz STM32L100R8T6 STMicroelectronics 1: £6.70 690In Stock NRND	Mfr. Part No. STM32L100R8T6 Mouser Part No 511-STM32L100R8T6 NRND	STMicroelectronics	ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	690In Stock	£6.70 £4.68 £4.46 £3.88 View £3.69 £3.53 £3.44 £3.35 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	64 kB	8 kB	12 bit	51 I/O	- 40 C	+ 85 C	Tray