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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 Ultra-low-power Arm Cortex-M0+ MCU with 192 Kbytes of Flash memory, 32 MHz CPU STM32L073RZI6 STMicroelectronics 1: £5.17 1,587In Stock	Mfr. Part No. STM32L073RZI6 Mouser Part No 511-STM32L073RZI6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU with 192 Kbytes of Flash memory, 32 MHz CPU Learn More about STMicroelectronics stm32l0	Datasheet	1,587In Stock	£5.17 £3.79 £3.54 £3.11 View £2.95 £2.65 £2.54 £2.27 Quote	Min.: 1 Mult.: 1	SMD/SMT	UFBGA-64	ARM Cortex M0+	192 kB	32 bit	12 bit	32 MHz	51 I/O	20 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash 32 MHz CPU, USB, LCD, AES STM32L083RZH6 STMicroelectronics 1: £4.07 3,830In Stock	Mfr. Part No. STM32L083RZH6 Mouser Part No 511-STM32L083RZH6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash 32 MHz CPU, USB, LCD, AES Learn More about STMicroelectronics stm32l0	Datasheet	3,830In Stock	£4.07 £3.23 £2.99 £2.80 View £2.74 £2.55 £2.51 £2.44	Min.: 1 Mult.: 1	SMD/SMT	TFBGA-64	ARM Cortex M0+	192 kB	32 bit	12 bit	32 MHz	51 I/O	20 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp STM32L162VCT6D STMicroelectronics 1: £8.34 305In Stock	Mfr. Part No. STM32L162VCT6D Mouser Part No 511-STM32L162VCT6D	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp Learn More about STMicroelectronics stm32l1	Datasheet	305In Stock	£8.34 £6.47 £5.76 £5.36 View £5.06 £4.76 £4.74 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	32 MHz	83 I/O	32 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 8-bit Ultralow MCU 20 pin 4kb Flash STM8L151F2P6 STMicroelectronics 1: £1.70 1,348In Stock	Mfr. Part No. STM8L151F2P6 Mouser Part No 511-STM8L151F2P6	STMicroelectronics	8-bit Microcontrollers - MCU 8-bit Ultralow MCU 20 pin 4kb Flash Learn More about STMicroelectronics stm8l	Datasheet	1,348In Stock	£1.70 £1.16 £1.00 £0.882 View £0.856 £0.773 £0.646	Min.: 1 Mult.: 1	SMD/SMT	TSSOP-20	STM8	4 kB	8 bit	12 bit	16 MHz	18 I/O	1 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tube
ARM Microcontrollers - MCU 32B ARM Cortex-M4 1Mb Flash 168MHz CPU STM32F405ZGT6W STMicroelectronics 1: £13.97 691In Stock NRND	Mfr. Part No. STM32F405ZGT6W Mouser Part No 511-STM32F405ZGT6W NRND	STMicroelectronics	ARM Microcontrollers - MCU 32B ARM Cortex-M4 1Mb Flash 168MHz CPU Learn More about STMicroelectronics stm32f4	Datasheet	691In Stock	£13.97 £11.12 £10.00 £9.52 View £8.70 £8.66 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M4	1 MB	32 bit	12 bit	168 MHz	114 I/O	192 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU STM32L151RCT6A STMicroelectronics 1: £7.77 395In Stock NRND	Mfr. Part No. STM32L151RCT6A Mouser Part No 511-STM32L151RCT6A NRND	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	395In Stock	£7.77 £6.02 £5.54 £4.98 View £4.87 £4.34 £4.16 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	32 MHz	51 I/O	32 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 8-bit Ultra-Low PWR 16kB ProxSense SPI STM8TL52G4U6 STMicroelectronics 1: £3.07 2,816In Stock NRND	Mfr. Part No. STM8TL52G4U6 Mouser Part No 511-STM8TL52G4U6 NRND	STMicroelectronics	8-bit Microcontrollers - MCU 8-bit Ultra-Low PWR 16kB ProxSense SPI	Datasheet	2,816In Stock	£3.07 £2.32 £2.01 £1.91 View £1.75 £1.71 £1.58	Min.: 1 Mult.: 1	SMD/SMT		STM8	16 kB	8 bit	No ADC	16 MHz	17 I/O	4 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C STM32C551KEU6 STMicroelectronics 1: £1.91 2,493In Stock New Product	Mfr. Part No. STM32C551KEU6 Mouser Part No 511-STM32C551KEU6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	2,493In Stock	£1.91 £1.42 £1.22	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	UFQFPN-32	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	25 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN STM32C552CEU6 STMicroelectronics 1: £2.05 1,299In Stock New Product	Mfr. Part No. STM32C552CEU6 Mouser Part No 511-STM32C552CEU6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	1,299In Stock	£2.05 £1.53 £1.32 £1.25	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	UFQFPN-48	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	38 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN STM32C552KET6 STMicroelectronics 1: £1.98 1,161In Stock New Product	Mfr. Part No. STM32C552KET6 Mouser Part No 511-STM32C552KET6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	1,161In Stock	£1.98 £1.48 £1.27	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-32	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	25 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN STM32C552KEU6 STMicroelectronics 1: £2.62 3,499In Stock New Product	Mfr. Part No. STM32C552KEU6 Mouser Part No 511-STM32C552KEU6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	3,499In Stock	£2.62 £1.72 £1.59 £1.38 View £1.30 £1.13 £1.06 £1.02 £0.995	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-32	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	25 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN, crypto STM32C562CEU6 STMicroelectronics 1: £2.65 1,116In Stock New Product	Mfr. Part No. STM32C562CEU6 Mouser Part No 511-STM32C562CEU6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN, crypto Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	1,116In Stock	£2.65 £1.96 £1.71 £1.58	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	UFQFPN-48	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	38 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN, crypto STM32C562KET6 STMicroelectronics 1: £2.15 1,360In Stock New Product	Mfr. Part No. STM32C562KET6 Mouser Part No 511-STM32C562KET6 New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN, crypto Learn More about STMicroelectronics st stm32c5 arm core mainstream mcus	Datasheet	1,360In Stock	£2.15 £1.60 £1.38 £1.32	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-32	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	25 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS STM32U3B5ZIT6Q STMicroelectronics 1: £8.54 417In Stock New Product	Mfr. Part No. STM32U3B5ZIT6Q Mouser Part No 511-STM32U3B5ZIT6Q New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS Learn More about STMicroelectronics stm32u3 mcus	Datasheet	417In Stock	£8.54 £6.66	Min.: 1 Mult.: 1 Max.: 20		LQFP-144										- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto STM32U3C5RIT6Q STMicroelectronics 1: £7.11 976In Stock New Product	Mfr. Part No. STM32U3C5RIT6Q Mouser Part No 511-STM32U3C5RIT6Q New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS, crypto Learn More about STMicroelectronics stm32u3 mcus	Datasheet	976In Stock	£7.11 £5.50 £4.86 £4.56 View £4.30 £4.25	Min.: 1 Mult.: 1														Tray
ARM Microcontrollers - MCU 2.4 GHz Wireless Arm Cortex-M33 MCU, 64 MHz, 512 KB flash, Bluetooth BLE 6.2, Zigbee, Thread, 802.15.4, TZ STM32WBA23CEU7 STMicroelectronics 1: £2.92 2,858In Stock 1,560Expected 18/11/2026 New Product	Mfr. Part No. STM32WBA23CEU7 Mouser Part No 511-STM32WBA23CEU7 New Product	STMicroelectronics	ARM Microcontrollers - MCU 2.4 GHz Wireless Arm Cortex-M33 MCU, 64 MHz, 512 KB flash, Bluetooth BLE 6.2, Zigbee, Thread, 802.15.4, TZ Learn More about STMicroelectronics stm32wba2 mcus	Datasheet	2,858In Stock 1,560Expected 18/11/2026	£2.92 £2.54 £2.39 £2.21 View £2.10 £1.96 £1.87 £1.80 £1.75	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-48	ARM Cortex M33	512 kB	32 bit	12 bit	64 MHz	27 I/O	96 kB	1.71 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 2.4 GHz Wireless Arm Cortex-M33 MCU, 64 MHz, 512 KB flash, Bluetooth BLE 6.2, Zigbee, Thread, 802.15.4, TZ STM32WBA23KEU7 STMicroelectronics 1: £4.06 2,742In Stock New Product	Mfr. Part No. STM32WBA23KEU7 Mouser Part No 511-STM32WBA23KEU7 New Product	STMicroelectronics	ARM Microcontrollers - MCU 2.4 GHz Wireless Arm Cortex-M33 MCU, 64 MHz, 512 KB flash, Bluetooth BLE 6.2, Zigbee, Thread, 802.15.4, TZ Learn More about STMicroelectronics stm32wba2 mcus	Datasheet	2,742In Stock	£4.06 £2.69 £2.44 £2.08 View £1.97 £1.77 £1.54 £1.49 £1.46	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-32	ARM Cortex M33	512 kB	32 bit		64 MHz	20 I/O	96 kB	1.71 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 2.4 GHz Wireless Arm Cortex-M33 MCU, 64 MHz, 512 KB flash, Bluetooth BLE 6.2, Zigbee, Thread, 802.15.4, Q-SPI, USB OTG, TZ STM32WBA25CEU7 STMicroelectronics 1: £3.62 2,861In Stock New Product	Mfr. Part No. STM32WBA25CEU7 Mouser Part No 511-STM32WBA25CEU7 New Product	STMicroelectronics	ARM Microcontrollers - MCU 2.4 GHz Wireless Arm Cortex-M33 MCU, 64 MHz, 512 KB flash, Bluetooth BLE 6.2, Zigbee, Thread, 802.15.4, Q-SPI, USB OTG, TZ Learn More about STMicroelectronics stm32wba2 mcus	Datasheet	2,861In Stock	£3.62 £2.84 £2.65 £2.33 View £2.21 £2.11 £1.98 £1.80	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-48	ARM Cortex M33	512 kB	32 bit		64 MHz	26 I/O	96 kB	1.71 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 2 Mbytes Flash STMicroelectronics STM32U575OIY3QTR STM32U575OIY3QTR STMicroelectronics 1: £8.93 6In Stock	Mfr. Part No. STM32U575OIY3QTR Mouser Part No 511-STM32U575OIY3QTR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 2 Mbytes Flash Learn More about STMicroelectronics stmicro stm32u5	Datasheet	6In Stock	Cut Tape £8.93 £6.95 £6.63 £5.75 View Reel £5.05 £5.49 £5.18 £5.05 £5.05 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	WLCSP-90	ARM Cortex M33	2 MB	32 bit	12 bit, 14 bit	160 MHz	69 I/O	786 kB	1.71 V	3.6 V	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone 160 MHz 4 Mbytes of Flash STMicroelectronics STM32U5A9BJY3QTR STM32U5A9BJY3QTR STMicroelectronics 1: £16.22 6In Stock 500On Order New Product	Mfr. Part No. STM32U5A9BJY3QTR Mouser Part No 511-STM32U5A9BJY3QTR New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone 160 MHz 4 Mbytes of Flash Learn More about STMicroelectronics stmicro stm32u23	Datasheet	6In Stock 500On Order	Cut Tape £16.22 £12.72 £11.77 £10.99 View Reel £9.96 £10.96 £10.30 £10.29 £9.96	Min.: 1 Mult.: 1 : 5,000														Reel, Cut Tape
ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A STM32F746NEH6 STMicroelectronics 1: £10.38 109In Stock	Mfr. Part No. STM32F746NEH6 Mouser Part No 511-STM32F746NEH6	STMicroelectronics	ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A Learn More about STMicroelectronics stm stm32f7 mcu fpu	Datasheet	109In Stock	£10.38 £9.07 £8.91 £8.90	Min.: 1 Mult.: 1	SMD/SMT	TFBGA-216	ARM Cortex M7	512 kB	32 bit	3 x 12 bit	216 MHz	168 I/O	320 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU 8-bit MCU Access 16 MHz 8kb Flash STM8S103F3M6 STMicroelectronics 1: £1.80 998In Stock	Mfr. Part No. STM8S103F3M6 Mouser Part No 511-STM8S103F3M6	STMicroelectronics	8-bit Microcontrollers - MCU 8-bit MCU Access 16 MHz 8kb Flash Learn More about STMicroelectronics stm8s mcus	Datasheet	998In Stock	£1.80 £1.68 £1.10 £1.07 View £0.986 £0.96 £0.943 £0.899	Min.: 1 Mult.: 1	SMD/SMT	SOP-20	STM8	8 kB	8 bit	10 bit	16 MHz	16 I/O	1 kB	2.95 V	5.5 V	- 40 C	+ 85 C	Tube
ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash STM32F100RDT6B STMicroelectronics 1: £5.80 140In Stock	Mfr. Part No. STM32F100RDT6B Mouser Part No 511-STM32F100RDT6B	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	140In Stock	£5.80 £4.67 £4.40 £4.16 View £3.99 £3.91 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	384 kB	32 bit	12 bit	24 MHz	51 I/O	32 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash STM32L552VCT6Q STMicroelectronics 1: £9.15 129In Stock	Mfr. Part No. STM32L552VCT6Q Mouser Part No 511-STM32L552VCT6Q	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash Learn More about STMicroelectronics stm stm32 l5 mcus	Datasheet	129In Stock	£9.15 £7.11 £6.78 £5.89	Min.: 1 Mult.: 1 Max.: 100		LQFP-100												Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line 16KB STM32F101R4T6A STMicroelectronics 1: £4.65 324In Stock	Mfr. Part No. STM32F101R4T6A Mouser Part No 511-STM32F101R4T6A	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line 16KB Learn More about STMicroelectronics stm32f1	Datasheet	324In Stock	£4.65 £3.55 £3.11 £2.90 View £2.66 £2.59 £2.51 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	16 kB	32 bit	12 bit	36 MHz	51 I/O	4 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray