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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 Ultra Low M3 ARM 256 Kbytes 32 MHz STM32L152CCT6 STMicroelectronics 1: £6.15 1,008In Stock	Mfr. Part No. STM32L152CCT6 Mouser Part No 511-STM32L152CCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	1,008In Stock	£6.15 £4.76 £4.42 £4.03 View £3.87 £3.65 £3.47 £3.35	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	32 MHz	256 kB	32 kB	12 bit	37 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz STM32L152RCT6 STMicroelectronics 1: £6.71 750In Stock	Mfr. Part No. STM32L152RCT6 Mouser Part No 511-STM32L152RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	750In Stock	£6.71 £5.19 £4.58 £4.29 View £4.12 £3.87 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	256 kB	32 kB	12 bit	51 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4BA-AU Microchip Technology 1: £4.91 1,556In Stock	Mfr. Part No. ATSAM3S4BA-AU Mouser Part No 556-ATSAM3S4BA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	1,556In Stock	£4.91 £4.45 £4.05	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFP-64	ARM Cortex M3	32 bit	64 MHz	256 kB	48 kB	12 bit	47 I/O	- 40 C	+ 85 C	Tray
RF Microcontrollers - MCU 433 868 915 MHz ULP Wireless MCU A 595-C A 595-CC1310F128RHBT CC1310F128RHBR Texas Instruments 1: £5.71 2,698In Stock	Mfr. Part No. CC1310F128RHBR Mouser Part No 595-CC1310F128RHBR	Texas Instruments	RF Microcontrollers - MCU 433 868 915 MHz ULP Wireless MCU A 595-C A 595-CC1310F128RHBT Learn More about Texas Instruments ti cc1310 simplelink mcu	Datasheet	2,698In Stock	Cut Tape £5.71 £4.41 £4.08 £3.72 £3.61 Reel £3.06 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	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 433 868 915 MHz ULP Wireless MCU A 595-C A 595-CC1310F128RSMT CC1310F128RSMR Texas Instruments 1: £4.91 689In Stock 3,000On Order	Mfr. Part No. CC1310F128RSMR Mouser Part No 595-CC1310F128RSMR	Texas Instruments	RF Microcontrollers - MCU 433 868 915 MHz ULP Wireless MCU A 595-C A 595-CC1310F128RSMT Learn More about Texas Instruments ti cc1310 simplelink mcu	Datasheet	689In Stock 3,000On Order	Cut Tape £4.91 £4.02 £3.76 £3.44 View Reel £2.90 £3.27 £3.16 £3.08 £2.90 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	RF Microcontrollers - MCU	SMD/SMT	VQFN-32	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	10 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 Bluetoo A 595-CC2640F128RHBT CC2640F128RHBR Texas Instruments 1: £4.63 1,407In Stock	Mfr. Part No. CC2640F128RHBR Mouser Part No 595-CC2640F128RHBR	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 Bluetoo A 595-CC2640F128RHBT Learn More about Texas Instruments ti cc2640 simplelink mcus	Datasheet	1,407In Stock	Cut Tape £4.63 £3.75 £3.51 £3.20 View Reel £2.60 £2.74 £2.65 £2.60 £2.60 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	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 32-bit A rm Cortex -M3 Bluet A 595-CC2640R2FRHBT CC2640R2FRHBR Texas Instruments 1: £4.16 2,756In Stock	Mfr. Part No. CC2640R2FRHBR Mouser Part No 595-CC2640R2FRHBR	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex -M3 Bluet A 595-CC2640R2FRHBT Learn More about Texas Instruments ti cc2640r2f simplelink	Datasheet	2,756In Stock	Cut Tape £4.16 £3.37 £3.14 £2.87 View Reel £2.50 £2.73 £2.64 £2.58 £2.50 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	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 32-bit A rm Cortex -M3 Bluet A 595-CC2640R2FRSMT CC2640R2FRSMR Texas Instruments 1: £3.95 3,015In Stock	Mfr. Part No. CC2640R2FRSMR Mouser Part No 595-CC2640R2FRSMR	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex -M3 Bluet A 595-CC2640R2FRSMT Learn More about Texas Instruments ti cc2640r2f simplelink	Datasheet	3,015In Stock	Cut Tape £3.95 £3.02 £2.78 £2.52 £2.48 Reel £2.10 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	RF Microcontrollers - MCU	SMD/SMT	VQFN-32	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	10 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink Bluetooth low enrgy Wirels MC A 595-CC2640R2FRSMR CC2640R2FRSMT Texas Instruments 1: £4.64 523In Stock	Mfr. Part No. CC2640R2FRSMT Mouser Part No 595-CC2640R2FRSMT	Texas Instruments	RF Microcontrollers - MCU SimpleLink Bluetooth low enrgy Wirels MC A 595-CC2640R2FRSMR Learn More about Texas Instruments ti cc2640r2f simplelink	Datasheet	523In Stock	Cut Tape £4.64 £3.56 £3.29 £2.99 Reel £2.85 View £2.76 £2.72 £2.70 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	10 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink multi-std Wireless MCU 2.4Ghz A 595-CC2650F128RGZT CC2650F128RGZR Texas Instruments 1: £5.88 1,497In Stock	Mfr. Part No. CC2650F128RGZR Mouser Part No 595-CC2650F128RGZR	Texas Instruments	RF Microcontrollers - MCU SimpleLink multi-std Wireless MCU 2.4Ghz A 595-CC2650F128RGZT Learn More about Texas Instruments ti cc2650 simplelink mcus	Datasheet	1,497In Stock	Cut Tape £5.88 £4.63 £4.28 £3.90 View Reel £3.33 £3.62 £3.61 £3.51 £3.33 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	RF Microcontrollers - MCU	SMD/SMT	VQFN-48	ARM Cortex M3	32 bit	2.4 GHz	128 kB	30 kB	12 bit	31 I/O	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU MM-LEGACY MM CY9BF524LPMC1-G-MNE2 Infineon Technologies 1: £5.86 1,600In Stock	Mfr. Part No. CY9BF524LPMC1-G-MNE2 Mouser Part No 727-9BF524LPMC1GMNE2	Infineon Technologies	ARM Microcontrollers - MCU MM-LEGACY MM	Datasheet	1,600In Stock	£5.86 £4.53 £3.99 £3.73 View £3.51 £3.50	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	32 kB	12 bit	50 I/O	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 5.50 V, PSoC 5 CapSense Plus CY8C5267AXI-LP051 Infineon Technologies 1: £11.05 572In Stock 900Expected 24/12/2026	Mfr. Part No. CY8C5267AXI-LP051 Mouser Part No 727-CY8C5267AXILP051	Infineon Technologies	ARM Microcontrollers - MCU 5.50 V, PSoC 5 CapSense Plus Learn More about Infineon Technologies cypress psoc5lp	Datasheet	572In Stock 900Expected 24/12/2026	£11.05 £8.71 £7.53 £7.28 View £7.05 £6.78 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	TQFP-100	ARM Cortex M3	32 bit	67 MHz	128 kB	32 kB	12 bit	72 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5LP DIGITAL ONLY,67MHZ,256K CY8C5268AXI-LP047 Infineon Technologies 1: £11.24 444In Stock	Mfr. Part No. CY8C5268AXI-LP047 Mouser Part No 727-CY8C5268AXILP047	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5LP DIGITAL ONLY,67MHZ,256K Learn More about Infineon Technologies cypress psoc5lp	Datasheet	444In Stock	£11.24 £8.85 £7.65 £7.39 View £7.12 £6.63 £6.56 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	TQFP-100	ARM Cortex M3	32 bit	67 MHz	256 kB	64 kB	12 bit	72 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH CY8C5268LTI-LP030 Infineon Technologies 1: £10.28 1,043In Stock	Mfr. Part No. CY8C5268LTI-LP030 Mouser Part No 727-CY8C5268LTILP030	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH Learn More about Infineon Technologies cypress psoc5lp	Datasheet	1,043In Stock	£10.28 £8.09 £7.21 £6.94 View £6.63 £6.47 £6.33 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFN-68	ARM Cortex M3	32 bit	67 MHz	256 kB	64 kB	12 bit	48 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH CY8C5467LTI-LP003 Infineon Technologies 1: £10.45 928In Stock	Mfr. Part No. CY8C5467LTI-LP003 Mouser Part No 727-CY8C5467LTILP003	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH Learn More about Infineon Technologies cypress psoc5lp	Datasheet	928In Stock	£10.45 £8.22 £7.33 £7.05 View £6.75 £6.71 £6.46 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFN-68	ARM Cortex M3	32 bit	67 MHz	128 kB	32 kB	12 bit	48 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,64K CY8C5666LTI-LP005 Infineon Technologies 1: £12.57 293In Stock	Mfr. Part No. CY8C5666LTI-LP005 Mouser Part No 727-CY8C5666LTILP005	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,64K Learn More about Infineon Technologies cypress psoc5lp	Datasheet	293In Stock	£12.57 £10.43 £10.06 £9.04 View £8.68 £8.45 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFN-68	ARM Cortex M3	32 bit	67 MHz	64 kB		12 bit		- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP CY8C5688AXI-LP099 Infineon Technologies 1: £23.70 256In Stock 900Expected 31/12/2026	Mfr. Part No. CY8C5688AXI-LP099 Mouser Part No 727-CY8C5688AXILP099	Infineon Technologies	ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	256In Stock 900Expected 31/12/2026	£23.70 £19.14 £16.83 £16.52 View £16.16 £15.90 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	TQFP-100	ARM Cortex M3	32 bit	80 MHz	256 kB	64 kB	12 bit	62 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,128K CY8C5867AXI-LP024 Infineon Technologies 1: £22.36 535In Stock	Mfr. Part No. CY8C5867AXI-LP024 Mouser Part No 727-CY8C5867AXILP024	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,128K Learn More about Infineon Technologies cypress psoc5lp	Datasheet	535In Stock	£22.36 £17.49 £16.71 £15.18 View £14.66 £14.32 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	TQFP-100	ARM Cortex M3	32 bit	67 MHz	128 kB		12 bit		- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP CY8C5868AXI-LP032 Infineon Technologies 1: £21.56 90In Stock 900Expected 17/12/2026	Mfr. Part No. CY8C5868AXI-LP032 Mouser Part No 727-CY8C5868AXILP032	Infineon Technologies	ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	90In Stock 900Expected 17/12/2026	£21.56 £17.42 £16.17 £15.23 View £14.97 £14.29	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	TQFP-100	ARM Cortex M3	32 bit	67 MHz	256 kB	64 kB	12 bit	62 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP CY8C5868LTI-LP038 Infineon Technologies 1: £21.48 358In Stock 2,600On Order	Mfr. Part No. CY8C5868LTI-LP038 Mouser Part No 727-CY8C5868LTILP038	Infineon Technologies	ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	358In Stock 2,600On Order On Order Ship Dates Mfr. No: CY8C5868LTI-LP038 Stock: 358 Can Dispatch Immediately On Order: 1,560 Expected 19/11/2026 1,040 Expected 26/11/2026 Factory Lead Time: 18 Weeks	£21.48 £16.81 £16.05 £14.67 View £14.38 £13.79 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	QFN-68	ARM Cortex M3	32 bit	67 MHz	256 kB	64 kB	12 bit	48 I/O	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MCU w/ ARM Cortex-M3 512K FLASH, 32K SRA TMPM333FDFG(C,J) Toshiba 1: £2.36 1,665In Stock	Mfr. Part No. TMPM333FDFG(C,J) Mouser Part No 757-TMPM333FDFGCJ	Toshiba	ARM Microcontrollers - MCU MCU w/ ARM Cortex-M3 512K FLASH, 32K SRA Learn More about Toshiba 32 bit arm mcu	Datasheet	1,665In Stock	£2.36 £1.97 £1.74 £1.56 View £1.55 £1.48 £1.44 £1.37	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	64 MHz	512 kB	64 kB	10 bit	68 I/O	0 C	+ 70 C	Tray
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1517JBD48E NXP Semiconductors 1: £7.18 1,975In Stock	Mfr. Part No. LPC1517JBD48E Mouser Part No 771-LPC1517JBD48E	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	1,975In Stock	£7.18 £5.57 £4.93 £4.73 View £4.51 £4.19 £4.08 £4.06	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	72 MHz	64 kB	12 kB	2 x 12 bit	32 I/O	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1517JBD64E NXP Semiconductors 1: £9.35 1,919In Stock	Mfr. Part No. LPC1517JBD64E Mouser Part No 771-LPC1517JBD64E	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	1,919In Stock	£9.35 £7.26 £6.93 £6.02 View £5.74 £5.23 £4.95 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	64 kB	12 kB	2 x 12 bit	46 I/O	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1519JBD100E NXP Semiconductors 1: £10.64 652In Stock	Mfr. Part No. LPC1519JBD100E Mouser Part No 771-LPC1519JBD100E	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	652In Stock	£10.64 £8.08 £7.75 £6.83 View £6.49 £6.28 £6.08 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	72 MHz	256 kB	36 kB	2 x 12 bit	78 I/O	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1519JBD64E NXP Semiconductors 1: £9.96 915In Stock	Mfr. Part No. LPC1519JBD64E Mouser Part No 771-LPC1519JBD64E	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	915In Stock	£9.96 £7.57 £7.26 £6.40 View £6.08 £5.88 £5.39 Quote	Min.: 1 Mult.: 1	ARM Microcontrollers - MCU	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	36 kB	2 x 12 bit	46 I/O	- 40 C	+ 105 C	Tray