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ARM Cortex M4 Core 512 kB Semiconductors

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Core = ARM Cortex M4 Program Memory Size = 512 kB

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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 Mainstream Arm Cortex-M4 MCU 170 MHz 512 Kbytes of Flash Math Accel, HR Timer, H STM32G474MET3 STMicroelectronics 1: £9.23 1,408On Order	Mfr. Part No. STM32G474MET3 Mouser Part No 511-STM32G474MET3	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 512 Kbytes of Flash Math Accel, HR Timer, H Learn More about STMicroelectronics stm stm32g4 mcus	Datasheet	1,408On Order	£9.23 £7.18 £6.84 £5.94	Min.: 1 Mult.: 1 Max.: 150
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz 512Kbytes Math Accelerator High Analog STM32G483CET3 STMicroelectronics 1: £8.01 1,500On Order	Mfr. Part No. STM32G483CET3 Mouser Part No 511-STM32G483CET3	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz 512Kbytes Math Accelerator High Analog Learn More about STMicroelectronics stm stm32g483xe microcontrollers	Datasheet	1,500On Order	£8.01 £6.34 £5.87 £5.35	Min.: 1 Mult.: 1 Max.: 150
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz 512Kbytes of Flash Math Accel, High Analog STM32G483CET6 STMicroelectronics 1: £7.41 1,497On Order	Mfr. Part No. STM32G483CET6 Mouser Part No 511-STM32G483CET6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz 512Kbytes of Flash Math Accel, High Analog Learn More about STMicroelectronics stm stm32g483xe microcontrollers	Datasheet	1,497On Order	£7.41 £5.74 £5.30 £4.80	Min.: 1 Mult.: 1 Max.: 150
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 512Kbytes of Flash memory STM32G491VET6 STMicroelectronics 1: £7.68 2,159On Order	Mfr. Part No. STM32G491VET6 Mouser Part No 511-STM32G491VET6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 512Kbytes of Flash memory Learn More about STMicroelectronics stm stm32g4 mcus	Datasheet	2,159On Order On Order Ship Dates Mfr. No: STM32G491VET6 Stock: 0 On Order: 1,079 Expected 24/02/2027 1,080 TBD Factory Lead Time: 52 Weeks	£7.68 £5.98 £5.11 £4.92	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash , DFSDM STM32L451REI6 STMicroelectronics 1: £5.82 2,439On Order	Mfr. Part No. STM32L451REI6 Mouser Part No 511-STM32L451REI6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash , DFSDM Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	2,439On Order	£5.82 £4.51 £4.12 £3.78 £3.51	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash , DFSDM STM32L451RET6TR STMicroelectronics 1: £6.21 1,323On Order	Mfr. Part No. STM32L451RET6TR Mouser Part No 511-STM32L451RET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash , DFSDM Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,323On Order	Cut Tape £6.21 £4.61 £4.43 £3.95 Reel £3.95 MouseReel Available	Min.: 1 Mult.: 1 Max.: 150 : 1,000
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, DFS STM32L452REI6 STMicroelectronics 1: £6.55 2,940On Order	Mfr. Part No. STM32L452REI6 Mouser Part No 511-STM32L452REI6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, DFS Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	2,940On Order	£6.55 £4.77 £4.39 £3.98 View £3.66 £3.56	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, AES STM32L462VET6 STMicroelectronics 1: £7.03 775On Order	Mfr. Part No. STM32L462VET6 Mouser Part No 511-STM32L462VET6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, AES Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	775On Order	£7.03 £5.20 £4.84 £4.64 £4.30	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, AES STM32L462VET6TR STMicroelectronics 1: £7.42 993On Order	Mfr. Part No. STM32L462VET6TR Mouser Part No 511-STM32L462VET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, AES	Datasheet	993On Order	Cut Tape £7.42 £5.74 £5.46 £4.75 Reel £4.75 MouseReel Available	Min.: 1 Mult.: 1 Max.: 150 : 1,000
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash LCD, USB OTG, D STM32L476RET6 STMicroelectronics 1: £7.53 1,627Expected 07/12/2026	Mfr. Part No. STM32L476RET6 Mouser Part No 511-STM32L476RET6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash LCD, USB OTG, D Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,627Expected 07/12/2026	£7.53 £5.65 £5.39 £4.68	Min.: 1 Mult.: 1 Max.: 150
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash LCD, USB OTG, D STM32L476ZET6 STMicroelectronics 1: £9.25 305Expected 22/10/2027	Mfr. Part No. STM32L476ZET6 Mouser Part No 511-STM32L476ZET6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash LCD, USB OTG, D Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	305Expected 22/10/2027	£9.25 £7.19 £6.86 £5.96 View £5.41 £5.27 £5.23	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 512 Kbytes STM32WB30CEU5A STMicroelectronics 1: £4.23 4,596On Order	Mfr. Part No. STM32WB30CEU5A Mouser Part No 511-STM32WB30CEU5A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 512 Kbytes Learn More about STMicroelectronics stm stm32wb wireless mcu	Datasheet	4,596On Order	£4.23 £3.53 £3.33 £3.01 View £2.87 £2.80	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 512 Kbytes STM32WB55REV7 STMicroelectronics 1: £6.17 1,550On Order	Mfr. Part No. STM32WB55REV7 Mouser Part No 511-STM32WB55REV7	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 512 Kbytes Learn More about STMicroelectronics stm stm32wb wireless mcu	Datasheet	1,550On Order	£6.17 £5.33 £5.07 £4.53 View £4.31 £4.11 £3.89	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFP GREEN IND TEMPMRL A ATSAM4E8CA-AU Microchip Technology 1: £6.25 1,615On Order	Mfr. Part No. ATSAM4E8CA-AU Mouser Part No 556-ATSAM4E8CA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP GREEN IND TEMPMRL A Learn More about Microchip Technology microchip atsam4e8 mcu	Datasheet	1,615On Order On Order Ship Dates Mfr. No: ATSAM4E8CA-AU Stock: 0 On Order: 445 Expected 28/12/2026 630 Expected 11/02/2027 540 Expected 18/02/2027 Factory Lead Time: 34 Weeks	£6.25 £5.67 £5.13	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFP Green IND TEMPMRL A ATSAM4E8CA-AUR Microchip Technology 1: £6.39 999Expected 12/02/2027	Mfr. Part No. ATSAM4E8CA-AUR Mouser Part No 556-ATSAM4E8CA-AUR	Microchip Technology	ARM Microcontrollers - MCU LQFP Green IND TEMPMRL A Learn More about Microchip Technology microchip atsam4e8 mcu	Datasheet	999Expected 12/02/2027	Cut Tape £6.39 £6.19 Reel £5.26 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU LQFP, Green, IND TEMP,MRL A ATSAM4S8BA-AU Microchip Technology 1: £4.50 598On Order	Mfr. Part No. ATSAM4S8BA-AU Mouser Part No 556-ATSAM4S8BA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Green, IND TEMP,MRL A Learn More about Microchip Technology atmelsam4s	Datasheet	598On Order	£4.50 £4.09 £3.71	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU TQFP, MRL B IND TEMP T&R ATSAMG55J19B-AUT Microchip Technology 1: £4.31 1,488Expected 26/11/2026	Mfr. Part No. ATSAMG55J19B-AUT Mouser Part No 556-ATSAMG55J19B-AUT	Microchip Technology	ARM Microcontrollers - MCU TQFP, MRL B IND TEMP T&R Learn More about Microchip Technology microchip samg55g sam5ggj mcus	Datasheet	1,488Expected 26/11/2026	Cut Tape £4.31 £4.16 Reel £3.55 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
ARM Microcontrollers - MCU LPC4088FET208 LPC4088FET208,551 NXP Semiconductors 1: £17.52 630Expected 14/12/2026	Mfr. Part No. LPC4088FET208,551 Mouser Part No 771-LPC4088FET208551	NXP Semiconductors	ARM Microcontrollers - MCU LPC4088FET208 Learn More about NXP Semiconductors nxp lpc40xx	Datasheet	630Expected 14/12/2026	£17.52 £13.71 £13.10 £11.90 View £11.49 £11.22 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Kinetis 512K enet MK60DN512VMD10 NXP Semiconductors 1: £16.70 800Expected 23/12/2026	Mfr. Part No. MK60DN512VMD10 Mouser Part No 841-MK60DN512VMD10	NXP Semiconductors	ARM Microcontrollers - MCU Kinetis 512K enet Learn More about NXP Semiconductors nxp kinetis k6x mcu	Datasheet	800Expected 23/12/2026	£16.70 £13.35 £12.45 £11.78 View £11.22 £10.61 Quote	Min.: 1 Mult.: 1
RF System on a Chip - SoC Bluetooth 5.1 2.4GHz transceiver NRF52833-QIAA-R Nordic Semiconductor 1: £5.28 2,946Expected 05/02/2027	Mfr. Part No. NRF52833-QIAA-R Mouser Part No 949-NRF52833-QIAA-R	Nordic Semiconductor	RF System on a Chip - SoC Bluetooth 5.1 2.4GHz transceiver Learn More about Nordic Semiconductor nordic nrf52833 soc	Datasheet	2,946Expected 05/02/2027	Cut Tape £5.28 £4.05 £3.75 £3.40 View Reel £3.11 £3.25 £3.14 £3.11 £3.11 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ARM Microcontrollers - MCU MCU RA6 ARM CM4 120MHz 512K/256K QFP64 R7FA6M1AD3CFM#AA0 Renesas Electronics 1: £5.36 959Expected 11/11/2026	Mfr. Part No. R7FA6M1AD3CFM#AA0 Mouser Part No 968-7FA6M1AD3CFM#AA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA6 ARM CM4 120MHz 512K/256K QFP64 Learn More about Renesas Electronics renesas ra6m1 mcu	Datasheet	959Expected 11/11/2026	£5.36 £4.12 £3.63 £3.39 View £3.38 £3.18	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFP,GREEN,EXT TEMP,MRL B ATSAM4S8CB-AN Microchip Technology 1: £4.77 174Expected 02/11/2026	Mfr. Part No. ATSAM4S8CB-AN Mouser Part No 556-ATSAM4S8CB-AN	Microchip Technology	ARM Microcontrollers - MCU LQFP,GREEN,EXT TEMP,MRL B Learn More about Microchip Technology atmelsam4s	Datasheet	174Expected 02/11/2026	£4.77 £4.34 £3.93	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 170MHz 128Kbytes Flash Math Accel HR Timer High Analog STMicroelectronics STM32G474RBT6TR STM32G474RBT6TR STMicroelectronics 1: £6.73 849On Order	Mfr. Part No. STM32G474RBT6TR Mouser Part No 511-STM32G474RBT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 170MHz 128Kbytes Flash Math Accel HR Timer High Analog	Datasheet	849On Order	Cut Tape £6.73 £4.71 £4.49 £3.89 Reel £3.89 MouseReel Available	Min.: 1 Mult.: 1 Max.: 150 : 1,000
ARM Microcontrollers - MCU LQFP,GREEN,EXT TEMP,MRL B ATSAM4E8CB-AN Microchip Technology 1: £6.25 73Expected 18/02/2027	Mfr. Part No. ATSAM4E8CB-AN Mouser Part No 556-ATSAM4E8CB-AN	Microchip Technology	ARM Microcontrollers - MCU LQFP,GREEN,EXT TEMP,MRL B Learn More about Microchip Technology microchip atsam4e8 mcu	Datasheet	73Expected 18/02/2027	£6.25 £5.67 £5.13	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU VFBGA, GREEN, IND TEMP, MRL A ATSAM4N8CA-CFU Microchip Technology 1: £4.27 140Expected 19/04/2027	Mfr. Part No. ATSAM4N8CA-CFU Mouser Part No 556-ATSAM4N8CA-CFU	Microchip Technology	ARM Microcontrollers - MCU VFBGA, GREEN, IND TEMP, MRL A Learn More about Microchip Technology atmel sam4n mcu	Datasheet	140Expected 19/04/2027	£4.27 £3.88 £3.51	Min.: 1 Mult.: 1