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64 kB Microcontrollers - MCU

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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.	Mounting Style	Package/Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
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	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	120 MHz	70 I/O	64 kB	2.4 V	3.6 V	- 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	SMD/SMT	LFCSP-64	ARM Cortex M3	256 kB	32 bit	12 bit	26 MHz	44 I/O	64 kB	1.74 V	3.6 V	- 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	SMD/SMT	LQFP-100	ARM Cortex M3	384 kB	32 bit	12 bit	72 MHz		64 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash STM32F302ZET6 STMicroelectronics 1: £10.58 155In Stock	Mfr. Part No. STM32F302ZET6 Mouser Part No 511-STM32F302ZET6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash Learn More about STMicroelectronics stm 32f3	Datasheet	155In Stock	£10.58 £8.28 £7.68 £7.09 View £6.68 £6.61 £6.46	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M4	512 kB	32 bit	2 x 6 bit/8 bit/10 bit/12 bit	72 MHz	115 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU BGA, GREEN, IND TEMP, MRL A ATSAM4S2CA-CU Microchip Technology 1: £3.30 78In Stock	Mfr. Part No. ATSAM4S2CA-CU Mouser Part No 556-ATSAM4S2CA-CU	Microchip Technology	ARM Microcontrollers - MCU BGA, GREEN, IND TEMP, MRL A Learn More about Microchip Technology atmelsam4s	Datasheet	78In Stock	£3.30 £3.01 £2.72	Min.: 1 Mult.: 1	SMD/SMT	TFBGA-100	ARM Cortex M4	128 kB	32 bit	12 bit	120 MHz	79 I/O	64 kB	1.62 V	3.6 V	- 40 C	+ 85 C	Tray
32-bit Microcontrollers - MCU 120Mhz MIPS, 512K Flash, 64K RAM PIC32MK0256GPG048-E/Y8X Microchip Technology 1: £5.62 20In Stock	Mfr. Part No. PIC32MK0256GPG048-E/Y8X Mouser Part No 579-0256GPG048-E/Y8X	Microchip Technology	32-bit Microcontrollers - MCU 120Mhz MIPS, 512K Flash, 64K RAM Learn More about Microchip Technology microchip pic32mk mcu	Datasheet	20In Stock	£5.62 £5.15 £4.68	Min.: 1 Mult.: 1	SMD/SMT	TQFP-48	MIPS32 microAptiv	256 kB	32 bit	12 bit	80 MHz	37 I/O	64 kB	2.3 V	3.6 V	- 40 C	+ 125 C	Tray
32-bit Microcontrollers - MCU 120Mhz MIPS, 512K Flash, 64K RAM PIC32MK0256GPG048-I/Y8X Microchip Technology 1: £5.11 12In Stock	Mfr. Part No. PIC32MK0256GPG048-I/Y8X Mouser Part No 579-0256GPG048-I/Y8X	Microchip Technology	32-bit Microcontrollers - MCU 120Mhz MIPS, 512K Flash, 64K RAM Learn More about Microchip Technology microchip pic32mk mcu	Datasheet	12In Stock	£5.11 £4.69 £4.24	Min.: 1 Mult.: 1	SMD/SMT	TQFP-48	MIPS32 microAptiv	256 kB	32 bit	12 bit	120 MHz	37 I/O	64 kB	2.3 V	3.6 V	- 40 C	+ 85 C	Tray
32-bit Microcontrollers - MCU 120Mhz MIPS, 256K Flash, 64K RAM, Motor Control Peripherals, CAN-FD PIC32MK0256MCJ048-E/Y8X Microchip Technology 1: £5.95 35In Stock	Mfr. Part No. PIC32MK0256MCJ048-E/Y8X Mouser Part No 579-0256MCJ048-E/Y8X	Microchip Technology	32-bit Microcontrollers - MCU 120Mhz MIPS, 256K Flash, 64K RAM, Motor Control Peripherals, CAN-FD Learn More about Microchip Technology microchip pic32mk mcu	Datasheet	35In Stock	£5.95 £5.46 £4.93	Min.: 1 Mult.: 1	SMD/SMT	TQFP-48	MIPS32 microAptiv	256 kB	32 bit	12 bit	80 MHz	37 I/O	64 kB	2.2 V	3.6 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN STM32C542KCT6 STMicroelectronics 1: £2.50 1In Stock 1,500Expected 28/12/2026 New Product	Mfr. Part No. STM32C542KCT6 Mouser Part No 511-STM32C542KCT6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	1In Stock 1,500Expected 28/12/2026	£2.50 £1.63 £1.49	Min.: 1 Mult.: 1 Max.: 50	SMD/SMT	LQFP-32	ARM Cortex M33	256 kB	32 bit	12 bit	144 MHz	25 I/O	64 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU EFM32PG23B210F512IM48-C Silicon Labs 1: £3.03 10,919In Stock 490On Order	Mfr. Part No. EFM32PG23B210F512IM48-C Mouser Part No 634-PG23210F512IM48C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	10,919In Stock 490On Order	£3.03 £2.38 £2.13 £1.96 View £1.91 £1.80 £1.75 £1.72 £1.69	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	ARM Cortex M33	512 kB	32 bit	12 bit/16 bit/20 bit	80 MHz	34 I/O	64 kB	1.71 V	3.8 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU EFM32PG23B310F512IM48-C Silicon Labs 1: £3.24 6,343Expected 10/11/2026	Mfr. Part No. EFM32PG23B310F512IM48-C Mouser Part No 634-PG23310F512IM48C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	6,343Expected 10/11/2026	£3.24 £2.56 £2.30 £2.12 View £2.07 £1.99 £1.94	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	ARM Cortex M33	512 kB	32 bit	12 bit/16 bit/20 bit	80 MHz	32 I/O	64 kB	1.71 V	3.8 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, STM32F105VCT6V STMicroelectronics 1: £12.56 515In Stock NRND	Mfr. Part No. STM32F105VCT6V Mouser Part No 511-STM32F105VCT6V NRND	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, Learn More about STMicroelectronics stm32f105	Datasheet	515In Stock	£12.56 £9.84 £9.11 £8.42 View £8.13 £7.93 £7.44 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB STM32L433RCI3 STMicroelectronics 1: £5.78 1,448In Stock	Mfr. Part No. STM32L433RCI3 Mouser Part No 511-STM32L433RCI3	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash , LCD, USB Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	1,448In Stock	£5.78 £4.37 £3.90 £3.66 View £3.57 £3.27 £3.22 £3.17 Quote	Min.: 1 Mult.: 1	SMD/SMT	UFBGA-64	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	52 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 STM32L443RCI6 STMicroelectronics 1: £5.98 518In Stock	Mfr. Part No. STM32L443RCI6 Mouser Part No 511-STM32L443RCI6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash LCD, USB, AES-2 Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	518In Stock	£5.98 £4.48 £4.05 £3.73 View £3.49 £3.26 £3.19 £3.13 Quote	Min.: 1 Mult.: 1	SMD/SMT	UFBGA-64	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	52 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C
ARM Microcontrollers - MCU 32BIT Cortex M3 384Kb Flash MCU STM32F103ZDH6 STMicroelectronics 1: £10.48 2,208Expected 04/12/2026	Mfr. Part No. STM32F103ZDH6 Mouser Part No 511-STM32F103ZDH6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 384Kb Flash MCU Learn More about STMicroelectronics stm32f1	Datasheet	2,208Expected 04/12/2026	£10.48 £8.21 £7.93 £7.38 View £6.81 £6.68 £6.48 Quote	Min.: 1 Mult.: 1	SMD/SMT	BGA-144	ARM Cortex M3	384 kB	32 bit	12 bit	72 MHz	112 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105R8T6 STMicroelectronics 1: £6.79 9,486On Order	Mfr. Part No. STM32F105R8T6 Mouser Part No 511-STM32F105R8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	9,486On Order On Order Ship Dates Mfr. No: STM32F105R8T6 Stock: 0 On Order: 2,766 Expected 06/09/2027 6,720 TBD Factory Lead Time: 52 Weeks	£6.79 £4.57 £4.02 £3.75 £3.54	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	64 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F107RBT6 STMicroelectronics 1: £7.96 3,689On Order	Mfr. Part No. STM32F107RBT6 Mouser Part No 511-STM32F107RBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics STM32F107	Datasheet	3,689On Order On Order Ship Dates Mfr. No: STM32F107RBT6 Stock: 0 On Order: 809 Expected 14/04/2027 960 Expected 06/09/2027 1,920 TBD Factory Lead Time: 52 Weeks	£7.96 £6.18 £5.70 £5.12 £4.84	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F401RCT6TR STMicroelectronics 1: £4.73 9,974On Order	Mfr. Part No. STM32F401RCT6TR Mouser Part No 511-STM32F401RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm32f4	Datasheet	9,974On Order On Order Ship Dates Mfr. No: STM32F401RCT6TR Stock: 0 On Order: 7,974 Expected 09/03/2027 2,000 TBD Factory Lead Time: 52 Weeks	Cut Tape £4.73 £3.62 £3.17 £3.03 £2.80 Reel £2.72 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M4	256 kB	32 bit	12 bit	84 MHz	50 I/O	64 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash STM32L431CBT6 STMicroelectronics 1: £4.15 10,500On Order	Mfr. Part No. STM32L431CBT6 Mouser Part No 511-STM32L431CBT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	10,500On Order On Order Ship Dates Mfr. No: STM32L431CBT6 Stock: 0 On Order: 4,500 Expected 01/03/2027 6,000 TBD Factory Lead Time: 52 Weeks	£4.15 £3.02 £2.81 £2.47 View £2.39 £2.23 £2.13 £2.11	Min.: 1 Mult.: 1 Max.: 1,500	SMD/SMT	LQFP-48	ARM Cortex M4	128 kB	32 bit	12 bit	80 MHz	38 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash memory STM32L431CBT6TR STMicroelectronics 1: £4.17 7,208On Order	Mfr. Part No. STM32L431CBT6TR Mouser Part No 511-STM32L431CBT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes Flash memory	Datasheet	7,208On Order	Cut Tape £4.17 £2.99 £2.71 £2.47 View Reel £2.11 £2.46 £2.27 £2.11 £2.11 MouseReel Available	Min.: 1 Mult.: 1 Max.: 2,400 : 2,400	SMD/SMT	LQFP-48	ARM Cortex M4	128 kB	32 bit	12 bit	80 MHz	38 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431CCT6 STMicroelectronics 1: £4.40 12,292On Order	Mfr. Part No. STM32L431CCT6 Mouser Part No 511-STM32L431CCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	12,292On Order On Order Ship Dates Mfr. No: STM32L431CCT6 Stock: 0 On Order: 292 Expected 22/02/2027 12,000 TBD Factory Lead Time: 52 Weeks	£4.40 £3.20 £2.87 £2.65 View £2.64 £2.43	Min.: 1 Mult.: 1 Max.: 1,500	SMD/SMT	LQFP-48	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	38 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431CCT6TR STMicroelectronics 1: £4.51 23,810On Order	Mfr. Part No. STM32L431CCT6TR Mouser Part No 511-STM32L431CCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	23,810On Order	Cut Tape £4.51 £3.71 £3.12 £2.91 View Reel £2.64 £2.86 £2.65 £2.64 £2.64 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,000 : 2,400	SMD/SMT	LQFP-48	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	38 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash STM32L431KBU3 STMicroelectronics 1: £4.30 45,379On Order	Mfr. Part No. STM32L431KBU3 Mouser Part No 511-STM32L431KBU3	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	45,379On Order	£4.30 £3.17 £2.87 £2.60 View £2.47 £2.23 £2.19	Min.: 1 Mult.: 1 Max.: 2,940	SMD/SMT	UFQFPN-32	ARM Cortex M4	128 kB	32 bit	12 bit	80 MHz	26 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash STM32L431KBU6 STMicroelectronics 1: £3.77 44,100On Order	Mfr. Part No. STM32L431KBU6 Mouser Part No 511-STM32L431KBU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	44,100On Order	£3.77 £2.77 £2.50 £2.31 View £2.24 £2.07 £2.05 £1.91	Min.: 1 Mult.: 1 Max.: 2,940	SMD/SMT	UFQFPN-32	ARM Cortex M4	128 kB	32 bit	12 bit	80 MHz	26 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431RCT6 STMicroelectronics 1: £4.91 44,895On Order	Mfr. Part No. STM32L431RCT6 Mouser Part No 511-STM32L431RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	44,895On Order	£4.91 £3.74 £3.40 £3.13 View £3.03 £2.71 £2.65	Min.: 1 Mult.: 1 Max.: 960	SMD/SMT	LQFP-64	ARM Cortex M4	256 kB	32 bit	12 bit	80 MHz	52 I/O	64 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray