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ARM Cortex M3 Core Semiconductors

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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.
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB STM32F207VCT6 STMicroelectronics 1: £11.79 88In Stock 540Expected 22/02/2027	Mfr. Part No. STM32F207VCT6 Mouser Part No 511-STM32F207VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB Learn More about STMicroelectronics stm32f2	Datasheet	88In Stock 540Expected 22/02/2027	£11.79 £8.65 £7.97 £7.43	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash 120 MHz CPU, ART Accel, E STM32F207VCT6TR STMicroelectronics 1: £10.40 19In Stock 2,000On Order	Mfr. Part No. STM32F207VCT6TR Mouser Part No 511-STM32F207VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash 120 MHz CPU, ART Accel, E Learn More about STMicroelectronics stm32f2	Datasheet	19In Stock 2,000On Order	Cut Tape £10.40 £8.17 £7.26 £6.99 View Reel £6.38 £6.87 £6.53 £6.38 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU ARM Cortex-M3 MCU 1Mb Flash 120MHz STM32F207VGT6TR STMicroelectronics 1: £14.36 14In Stock 1,000Expected 24/02/2027	Mfr. Part No. STM32F207VGT6TR Mouser Part No 511-STM32F207VGT6TR	STMicroelectronics	ARM Microcontrollers - MCU ARM Cortex-M3 MCU 1Mb Flash 120MHz Learn More about STMicroelectronics stm32f2	Datasheet	14In Stock 1,000Expected 24/02/2027	Cut Tape £14.36 £11.31 £10.32 £9.71 View Reel £8.20 £9.52 £8.79 £8.20 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB STM32F207ZCT6 STMicroelectronics 1: £12.27 16In Stock	Mfr. Part No. STM32F207ZCT6 Mouser Part No 511-STM32F207ZCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB Learn More about STMicroelectronics stm32f2	Datasheet	16In Stock	£12.27 £9.62 £8.90 £8.22 £8.08	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB STM32F207ZET6 STMicroelectronics 1: £14.06 51In Stock 360Expected 22/02/2027	Mfr. Part No. STM32F207ZET6 Mouser Part No 511-STM32F207ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB Learn More about STMicroelectronics stm32f2	Datasheet	51In Stock 360Expected 22/02/2027	£14.06 £9.87 £8.90 £8.67 View £8.49 £8.45	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32-Bit ARM Cortex 1024kb Connectivity STM32F207ZGT7 STMicroelectronics 1: £16.63 59In Stock 720Expected 22/02/2027	Mfr. Part No. STM32F207ZGT7 Mouser Part No 511-STM32F207ZGT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 1024kb Connectivity Learn More about STMicroelectronics stm32f2	Datasheet	59In Stock 720Expected 22/02/2027	£16.63 £13.25 £11.55 £11.16 £10.53	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB STM32F215RGT6 STMicroelectronics 1: £12.85 15In Stock 1,920On Order	Mfr. Part No. STM32F215RGT6 Mouser Part No 511-STM32F215RGT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	15In Stock 1,920On Order On Order Ship Dates Mfr. No: STM32F215RGT6 Stock: 15 Can Dispatch Immediately On Order: 960 Expected 22/02/2027 960 TBD Factory Lead Time: 52 Weeks	£12.85 £10.16 £8.94 £8.39 View £8.24 £8.13	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU ARM Cortex M3 512kB USB OTG 150DMIPs 17 STM32F217VET6TR STMicroelectronics 1: £13.18 1In Stock 2,000Expected 24/02/2027	Mfr. Part No. STM32F217VET6TR Mouser Part No 511-STM32F217VET6TR	STMicroelectronics	ARM Microcontrollers - MCU ARM Cortex M3 512kB USB OTG 150DMIPs 17 Learn More about STMicroelectronics stm32f2	Datasheet	1In Stock 2,000Expected 24/02/2027	Cut Tape £13.18 £10.17 £9.27 £8.72 View Reel £7.73 £8.56 £7.94 £7.73 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB STM32F217ZET6 STMicroelectronics 1: £14.04 55In Stock	Mfr. Part No. STM32F217ZET6 Mouser Part No 511-STM32F217ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB Learn More about STMicroelectronics stm32f2	Datasheet	55In Stock	£14.04 £11.13 £9.86 £9.29 View £8.68 £8.34 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz C STM32L100RCT6TR STMicroelectronics 1: £6.51 47In Stock 1,000Expected 08/03/2027	Mfr. Part No. STM32L100RCT6TR Mouser Part No 511-STM32L100RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz C Learn More about STMicroelectronics stm32l1	Datasheet	47In Stock 1,000Expected 08/03/2027	Cut Tape £6.51 £4.94 £4.43 £4.09 Reel £3.61 View £3.90 £3.71 £3.50 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, USB STM32L151C6T6ATR STMicroelectronics 1: £3.52 52In Stock 4,800On Order	Mfr. Part No. STM32L151C6T6ATR Mouser Part No 511-STM32L151C6T6ATR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	52In Stock 4,800On Order	Cut Tape £3.52 £2.72 £2.41 £2.31 View Reel £2.23 £2.30 £2.23 £2.23 MouseReel Available	Min.: 1 Mult.: 1 : 2,400
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB STM32L151C8U6A STMicroelectronics 1: £5.50 10In Stock 1,560Expected 22/03/2027	Mfr. Part No. STM32L151C8U6A Mouser Part No 511-STM32L151C8U6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	10In Stock 1,560Expected 22/03/2027	£5.50 £4.05 £3.48 £3.18 View £3.01 £2.79 £2.76	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB STM32L151R8T6A STMicroelectronics 1: £5.13 21In Stock	Mfr. Part No. STM32L151R8T6A Mouser Part No 511-STM32L151R8T6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	21In Stock	£5.13 £3.94 £3.46 £3.22 View £3.13 £3.08 £2.85 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB STM32L151RBT6ATR STMicroelectronics 1: £6.09 7In Stock 2,000Expected 22/02/2027	Mfr. Part No. STM32L151RBT6ATR Mouser Part No 511-STM32L151RBT6ATR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	7In Stock 2,000Expected 22/02/2027	Cut Tape £6.09 £4.38 £4.06 £3.72 View Reel £3.36 £3.62 £3.37 £3.36 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB STM32L152C8T6A STMicroelectronics 1: £4.96 342In Stock 1,500Expected 22/02/2027	Mfr. Part No. STM32L152C8T6A Mouser Part No 511-STM32L152C8T6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB Learn More about STMicroelectronics stm32l1	Datasheet	342In Stock 1,500Expected 22/02/2027	£4.96 £3.80 £3.33 £3.20 View £3.04 £3.01 £2.78 £2.73 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, LCD, USB STM32L152RBT6A STMicroelectronics 1: £6.52 34In Stock 27,840On Order	Mfr. Part No. STM32L152RBT6A Mouser Part No 511-STM32L152RBT6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, LCD, USB Learn More about STMicroelectronics stm32l1	Datasheet	34In Stock 27,840On Order	£6.52 £4.84 £4.61 £4.23 View £4.13 £3.73 £3.69 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU STM32L152RDT6 STMicroelectronics 1: £8.32 26In Stock	Mfr. Part No. STM32L152RDT6 Mouser Part No 511-STM32L152RDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	26In Stock	£8.32 £6.81 £6.22 £5.62 View £5.45 £4.70	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU STM32L152ZDT6 STMicroelectronics 1: £11.13 56In Stock	Mfr. Part No. STM32L152ZDT6 Mouser Part No 511-STM32L152ZDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	56In Stock	£11.13 £8.76 £7.73 £7.45 View £7.37 £6.56 £6.50 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU STM32L162RDT6 STMicroelectronics 1: £8.45 41In Stock 960Expected 22/02/2027	Mfr. Part No. STM32L162RDT6 Mouser Part No 511-STM32L162RDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	41In Stock 960Expected 22/02/2027	£8.45 £6.57 £6.08 £5.45 View £5.32 £5.31	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFP, Green, IND TEMP, MRL A ATSAM3N00BA-AU Microchip Technology 1: £2.70 342In Stock	Mfr. Part No. ATSAM3N00BA-AU Mouser Part No 556-ATSAM3N00BA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Green, IND TEMP, MRL A Learn More about Microchip Technology microchip sam3n mcu	Datasheet	342In Stock	£2.70 £2.45 £2.23	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B ATSAM3N1AB-AU Microchip Technology 1: £2.45 108In Stock	Mfr. Part No. ATSAM3N1AB-AU Mouser Part No 556-ATSAM3N1AB-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B Learn More about Microchip Technology microchip sam3n mcu	Datasheet	108In Stock	£2.45 £2.23 £2.03	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp ATSAM3S2BA-AU Microchip Technology 1: £3.95 31In Stock 160Expected 19/11/2026	Mfr. Part No. ATSAM3S2BA-AU Mouser Part No 556-ATSAM3S2BA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	31In Stock 160Expected 19/11/2026	£3.95 £3.58 £3.25	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4AA-AU Microchip Technology 1: £4.65 26In Stock	Mfr. Part No. ATSAM3S4AA-AU Mouser Part No 556-ATSAM3S4AA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	26In Stock	£4.65 £4.23 £3.82	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4CA-AU Microchip Technology 1: £5.20 10In Stock	Mfr. Part No. ATSAM3S4CA-AU Mouser Part No 556-ATSAM3S4CA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	10In Stock	£5.20 £4.71 £4.28	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 ATSAM3U4CA-AU Microchip Technology 1: £5.72 81In Stock 180Expected 25/02/2027	Mfr. Part No. ATSAM3U4CA-AU Mouser Part No 556-ATSAM3U4CA-AU	Microchip Technology	ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 Learn More about Microchip Technology microchip sam3u mcus	Datasheet	81In Stock 180Expected 25/02/2027	£5.72 £5.20 £4.71	Min.: 1 Mult.: 1