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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 Cortex M3 H/D Performance LINE STM32F103RET6TR STMicroelectronics 1: £9.52 9In Stock 2,000On Order	Mfr. Part No. STM32F103RET6TR Mouser Part No 511-STM32F103RET6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	9In Stock 2,000On Order	Cut Tape £9.52 £7.53 £7.16 £6.50 View Reel £5.92 £6.36 £5.97 £5.92 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103RFT6 STMicroelectronics 1: £11.02 19In Stock 1,920Expected 12/07/2027	Mfr. Part No. STM32F103RFT6 Mouser Part No 511-STM32F103RFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	19In Stock 1,920Expected 12/07/2027	£11.02 £8.65 £7.64 £7.11 View £6.98 £6.85 £6.84	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 36 PIN 32KB STM32F103T6U6A STMicroelectronics 1: £5.86 42In Stock 2,940Expected 22/11/2027	Mfr. Part No. STM32F103T6U6A Mouser Part No 511-STM32F103T6U6A	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 36 PIN 32KB Learn More about STMicroelectronics stm32f1	Datasheet	42In Stock 2,940Expected 22/11/2027	£5.86 £4.30 £4.00 £3.54 View £3.35 £3.15 £3.10 £2.94	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM STM32F103TBU6 STMicroelectronics 1: £7.05 5In Stock 5,880Expected 16/03/2027	Mfr. Part No. STM32F103TBU6 Mouser Part No 511-STM32F103TBU6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	5In Stock 5,880Expected 16/03/2027	£7.05 £4.61 £4.16	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC STM32F103V8T6 STMicroelectronics 1: £7.15 30In Stock 540Expected 11/03/2027	Mfr. Part No. STM32F103V8T6 Mouser Part No 511-STM32F103V8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	30In Stock 540Expected 11/03/2027	£7.15 £5.36 £5.12 £4.39 View £4.16 £4.03	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103VFT6 STMicroelectronics 1: £12.09 17In Stock 1,080Expected 26/04/2027	Mfr. Part No. STM32F103VFT6 Mouser Part No 511-STM32F103VFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 1,080Expected 26/04/2027	£12.09 £8.91 £8.22 £7.66	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 768kb PL STM32F103VFT6TR STMicroelectronics 1: £11.26 4In Stock 2,000Expected 03/02/2027	Mfr. Part No. STM32F103VFT6TR Mouser Part No 511-STM32F103VFT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 768kb PL Learn More about STMicroelectronics stm32f1	Datasheet	4In Stock 2,000Expected 03/02/2027	Cut Tape £11.26 £9.09 £8.18 £7.64 £7.14 Reel £6.98 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU Perform ARM 32Bit 768kB Flash 100-Pin STM32F103VFT7 STMicroelectronics 1: £12.03 311In Stock	Mfr. Part No. STM32F103VFT7 Mouser Part No 511-STM32F103VFT7	STMicroelectronics	ARM Microcontrollers - MCU Perform ARM 32Bit 768kB Flash 100-Pin Learn More about STMicroelectronics stm32f1	Datasheet	311In Stock	£12.03 £8.88 £8.21 £7.65 View £7.26 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto STM32F103VGT6TR STMicroelectronics 1: £10.86 16In Stock 1,000Expected 28/06/2027	Mfr. Part No. STM32F103VGT6TR Mouser Part No 511-STM32F103VGT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto Learn More about STMicroelectronics stm32f1	Datasheet	16In Stock 1,000Expected 28/06/2027	Cut Tape £10.86 £9.91 £8.68 £8.35 £7.81 Reel £7.64	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m STM32F103ZCT7TR STMicroelectronics 1: £10.21 57In Stock 500On Order	Mfr. Part No. STM32F103ZCT7TR Mouser Part No 511-STM32F103ZCT7TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m Learn More about STMicroelectronics stm32f1	Datasheet	57In Stock 500On Order	Cut Tape £10.21 £8.01 £7.28 £6.84 £6.71 Reel £6.37 MouseReel Available	Min.: 1 Mult.: 1 : 500
ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE STM32F103ZET6 STMicroelectronics 1: £12.89 17In Stock 4,680On Order	Mfr. Part No. STM32F103ZET6 Mouser Part No 511-STM32F103ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 4,680On Order	£12.89 £10.18 £8.68 £8.18 View £8.02 £7.70	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT Cortex M3 High-density STM32F103ZET6TR STMicroelectronics 1: £11.53 151In Stock 500Expected 22/11/2027	Mfr. Part No. STM32F103ZET6TR Mouser Part No 511-STM32F103ZET6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 High-density Learn More about STMicroelectronics stm32f1	Datasheet	151In Stock 500Expected 22/11/2027	Cut Tape £11.53 £9.05 £8.25 £7.75 £7.60 Reel £7.21 MouseReel Available	Min.: 1 Mult.: 1 : 500
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103ZFT6 STMicroelectronics 1: £13.29 2In Stock	Mfr. Part No. STM32F103ZFT6 Mouser Part No 511-STM32F103ZFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	2In Stock	£13.29 £10.49 £9.28 £8.95 £8.42	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash STM32F103ZGH6 STMicroelectronics 1: £13.47 14In Stock 2,208Expected 20/09/2027	Mfr. Part No. STM32F103ZGH6 Mouser Part No 511-STM32F103ZGH6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash Learn More about STMicroelectronics stm32f1	Datasheet	14In Stock 2,208Expected 20/09/2027	£13.47 £10.83 £9.97 £9.63 View £9.45 £9.11 £8.73 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 64 Kbytes of Flash 72 MHz CPU, CAN, STM32F105R8T6TR STMicroelectronics 1: £6.79 35In Stock 1,000On Order	Mfr. Part No. STM32F105R8T6TR Mouser Part No 511-STM32F105R8T6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 64 Kbytes of Flash 72 MHz CPU, CAN, Learn More about STMicroelectronics stm32f1	Datasheet	35In Stock 1,000On Order	Cut Tape £6.79 £6.20 £4.76 £4.43 View Reel £3.47 £4.30 £3.79 £3.47 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity STM32F105RCT6TR STMicroelectronics 1: £8.02 27In Stock 1,000On Order	Mfr. Part No. STM32F105RCT6TR Mouser Part No 511-STM32F105RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity Learn More about STMicroelectronics stm32f1	Datasheet	27In Stock 1,000On Order	Cut Tape £8.02 £6.20 £5.92 £5.13 View Reel £4.53 £4.98 £4.64 £4.53 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105V8T6 STMicroelectronics 1: £7.11 7In Stock 540Expected 12/07/2027	Mfr. Part No. STM32F105V8T6 Mouser Part No 511-STM32F105V8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	7In Stock 540Expected 12/07/2027	£7.11 £5.39 £4.76 £4.52 £4.31	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Connective ARM 32Bit 256kB Flash USB OTG STM32F105VCT6TR STMicroelectronics 1: £8.15 24In Stock 1,000Expected 27/01/2027	Mfr. Part No. STM32F105VCT6TR Mouser Part No 511-STM32F105VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Connective ARM 32Bit 256kB Flash USB OTG Learn More about STMicroelectronics stm32f105	Datasheet	24In Stock 1,000Expected 27/01/2027	Cut Tape £8.15 £6.45 £6.00 £5.50 View Reel £4.71 £5.37 £4.94 £4.71 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line STM32F105VCT7 STMicroelectronics 1: £9.43 5In Stock 540Expected 25/10/2027	Mfr. Part No. STM32F105VCT7 Mouser Part No 511-STM32F105VCT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line Learn More about STMicroelectronics stm32f105	Datasheet	5In Stock 540Expected 25/10/2027	£9.43 £7.18 £6.75 £6.32 £5.88	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM STM32F107RCT6TR STMicroelectronics 1: £8.82 24In Stock 4,000On Order	Mfr. Part No. STM32F107RCT6TR Mouser Part No 511-STM32F107RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM Learn More about STMicroelectronics STM32F107	Datasheet	24In Stock 4,000On Order	Cut Tape £8.82 £6.86 £6.35 £5.75 View Reel £5.12 £5.60 £5.26 £5.12 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F107VCT6 STMicroelectronics 1: £10.79 11,880On Order	Mfr. Part No. STM32F107VCT6 Mouser Part No 511-STM32F107VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics STM32F107	Datasheet	11,880On Order On Order Ship Dates Mfr. No: STM32F107VCT6 Stock: 0 On Order: 3,240 Expected 02/08/2027 8,640 Expected 30/08/2027 Factory Lead Time: 52 Weeks	£10.79 £8.45 £6.33 £6.32	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 128 Kbytes of Flash , 120 MHz CPU, ART Accel STM32F205RBT6TR STMicroelectronics 1: £8.87 91In Stock 2,000On Order	Mfr. Part No. STM32F205RBT6TR Mouser Part No 511-STM32F205RBT6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 128 Kbytes of Flash , 120 MHz CPU, ART Accel Learn More about STMicroelectronics stm32f2	Datasheet	91In Stock 2,000On Order	Cut Tape £8.87 £6.91 £6.12 £5.88 £5.46 Reel £5.26 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Connectivity STM32F205RBT7 STMicroelectronics 1: £9.25 23In Stock 12,480Expected 22/02/2027	Mfr. Part No. STM32F205RBT7 Mouser Part No 511-STM32F205RBT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Connectivity Learn More about STMicroelectronics stm32f2	Datasheet	23In Stock 12,480Expected 22/02/2027	£9.25 £7.21 £6.66 £5.98 View £5.83 £5.71	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB STM32F205RCT6 STMicroelectronics 1: £9.49 157In Stock 960Expected 22/02/2027	Mfr. Part No. STM32F205RCT6 Mouser Part No 511-STM32F205RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB Learn More about STMicroelectronics stm32f2	Datasheet	157In Stock 960Expected 22/02/2027	£9.49 £7.41 £6.91 £6.16 View £6.01 £5.71 £5.59 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel STM32F205RCT6TR STMicroelectronics 1: £8.88 86In Stock 3,000Expected 22/02/2027	Mfr. Part No. STM32F205RCT6TR Mouser Part No 511-STM32F205RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel Learn More about STMicroelectronics stm32f2	Datasheet	86In Stock 3,000Expected 22/02/2027	Cut Tape £8.88 £7.25 £6.91 £5.79 £5.39 Reel £5.26 MouseReel Available	Min.: 1 Mult.: 1 : 1,000