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Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) 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 High performance Arm Cortex-M55 MCU, 800MHz, 4.2MB SRAM, NeoChrom GPU JPEG Codec STM32N645Z0H3Q STMicroelectronics 1: HK$150.92 1,547In Stock New Product	Mfr. Part No. STM32N645Z0H3Q Mouser Part No 511-STM32N645Z0H3Q New Product	STMicroelectronics	ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU, 800MHz, 4.2MB SRAM, NeoChrom GPU JPEG Codec Learn More about STMicroelectronics stm stm32n6 mcus	Datasheet	1,547In Stock	HK$150.92 HK$117.63 HK$108.59 HK$101.43 HK$94.94	Min.: 1 Mult.: 1														Tray
ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc STM32N647L0H3Q STMicroelectronics 1: HK$182.16 3,023In Stock New Product	Mfr. Part No. STM32N647L0H3Q Mouser Part No 511-STM32N647L0H3Q New Product	STMicroelectronics	ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc Learn More about STMicroelectronics stm stm32n6 mcus	Datasheet	3,023In Stock	HK$182.16 HK$144.34 HK$136.95 HK$124.53 View HK$120.42 HK$116.64	Min.: 1 Mult.: 1														Tray
ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc STM32N647Z0H3Q STMicroelectronics 1: HK$172.13 1,552In Stock New Product	Mfr. Part No. STM32N647Z0H3Q Mouser Part No 511-STM32N647Z0H3Q New Product	STMicroelectronics	ARM Microcontrollers - MCU High performance Arm Cortex-M55 MCU 800MHz 4.2MB SRAM Neural-ART accelerator 600 GOPS NeoChrom GPU JPEG Codec H-264 enc Learn More about STMicroelectronics stm stm32n6 mcus	Datasheet	1,552In Stock	HK$172.13 HK$136.86 HK$127.99 HK$118.37 View HK$110.97 Quote	Min.: 1 Mult.: 1														Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN STM32C542CCU6 STMicroelectronics 1: HK$25.15 1,116In Stock 1,560Expected 19/3/2027 New Product	Mfr. Part No. STM32C542CCU6 Mouser Part No 511-STM32C542CCU6 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	1,116In Stock 1,560Expected 19/3/2027	HK$25.15 HK$18.17 HK$16.03	Min.: 1 Mult.: 1 Max.: 50	SMD/SMT	UFQFPN-48	ARM Cortex M33	256 kB	32 bit	12 bit	144 MHz	38 I/O	64 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 STM32C551VET6 STMicroelectronics 1: HK$31.48 644In Stock 540Expected 30/11/2026 New Product	Mfr. Part No. STM32C551VET6 Mouser Part No 511-STM32C551VET6 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	644In Stock 540Expected 30/11/2026	HK$31.48 HK$21.95 HK$19.23 HK$17.18	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-100	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	86 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 STM32C552CET6 STMicroelectronics 1: HK$22.44 933In Stock New Product	Mfr. Part No. STM32C552CET6 Mouser Part No 511-STM32C552CET6 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	933In Stock	HK$22.44 HK$16.69 HK$14.39 HK$13.65	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-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 STM32C552MET6 STMicroelectronics 1: HK$25.89 736In Stock New Product	Mfr. Part No. STM32C552MET6 Mouser Part No 511-STM32C552MET6 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	736In Stock	HK$25.89 HK$19.32 HK$16.69	Min.: 1 Mult.: 1 Max.: 50	SMD/SMT	LQFP-80	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	66 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 STM32C562CET6 STMicroelectronics 1: HK$24.25 923In Stock New Product	Mfr. Part No. STM32C562CET6 Mouser Part No 511-STM32C562CET6 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	923In Stock	HK$24.25 HK$18.08 HK$15.62	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-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 STM32C562RET6 STMicroelectronics 1: HK$33.87 494In Stock 2,880On Order New Product	Mfr. Part No. STM32C562RET6 Mouser Part No 511-STM32C562RET6 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	494In Stock 2,880On Order On Order Ship Dates Mfr. No: STM32C562RET6 Stock: 494 Can Dispatch Immediately On Order: 960 Expected 11/2/2027 960 Expected 26/4/2027 960 TBD Factory Lead Time: 52 Weeks	HK$33.87 HK$25.56 HK$22.19 HK$19.15	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-64	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	52 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 STM32C562VET6 STMicroelectronics 1: HK$29.10 365In Stock New Product	Mfr. Part No. STM32C562VET6 Mouser Part No 511-STM32C562VET6 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	365In Stock	HK$29.10 HK$21.87 HK$18.17	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-100	ARM Cortex M33	512 kB	32 bit	12 bit	144 MHz	86 I/O	128 kB	2.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance, Arm Cortex-M33 with TrustZone, MCU with 4-Mbyte Flash, 1504-Kbyte RAM, 250 MHz CPU STM32H5E4IJT6 STMicroelectronics 1: HK$119.11 114In Stock 400Expected 9/4/2027 New Product	Mfr. Part No. STM32H5E4IJT6 Mouser Part No 511-STM32H5E4IJT6 New Product	STMicroelectronics	ARM Microcontrollers - MCU High-performance, Arm Cortex-M33 with TrustZone, MCU with 4-Mbyte Flash, 1504-Kbyte RAM, 250 MHz CPU Learn More about STMicroelectronics stm stm32h5 mcus	Datasheet	114In Stock 400Expected 9/4/2027	HK$119.11 HK$105.38 HK$81.30	Min.: 1 Mult.: 1 Max.: 50														Tray
ARM Microcontrollers - MCU High-performance, Arm Cortex-M33 with TrustZone, MCU with 4-Mbyte Flash, 1504-Kbyte RAM, 250 MHz CPU STM32H5F4IJT6 STMicroelectronics 1: HK$124.94 75In Stock 400Expected 3/5/2027 New Product	Mfr. Part No. STM32H5F4IJT6 Mouser Part No 511-STM32H5F4IJT6 New Product	STMicroelectronics	ARM Microcontrollers - MCU High-performance, Arm Cortex-M33 with TrustZone, MCU with 4-Mbyte Flash, 1504-Kbyte RAM, 250 MHz CPU Learn More about STMicroelectronics stm stm32h5 mcus	Datasheet	75In Stock 400Expected 3/5/2027	HK$124.94 HK$110.81 HK$85.49	Min.: 1 Mult.: 1 Max.: 25														Tray
ARM Microcontrollers - MCU High-performance, Arm Cortex-M33 with TrustZone, MCU with 4-Mbyte Flash, 1504-Kbyte RAM, 250 MHz CPU STM32H5F4ZJT6 STMicroelectronics 1: HK$114.01 99In Stock 360Expected 10/5/2027 New Product	Mfr. Part No. STM32H5F4ZJT6 Mouser Part No 511-STM32H5F4ZJT6 New Product	STMicroelectronics	ARM Microcontrollers - MCU High-performance, Arm Cortex-M33 with TrustZone, MCU with 4-Mbyte Flash, 1504-Kbyte RAM, 250 MHz CPU Learn More about STMicroelectronics stm stm32h5 mcus	Datasheet	99In Stock 360Expected 10/5/2027	HK$114.01 HK$89.52 HK$78.83	Min.: 1 Mult.: 1 Max.: 50														Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS STM32U3B5CIT6 STMicroelectronics 1: HK$76.45 100In Stock 1,500Expected 29/10/2026 New Product	Mfr. Part No. STM32U3B5CIT6 Mouser Part No 511-STM32U3B5CIT6 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	100In Stock 1,500Expected 29/10/2026	HK$76.45 HK$58.94 HK$52.20	Min.: 1 Mult.: 1 Max.: 25														Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M33 with TrustZone MCU, 96 MHz, 2 MB flash, 640 KB RAM, HSP, I3C, SMPS STM32U3B5CIT6Q STMicroelectronics 1: HK$72.09 90In Stock New Product	Mfr. Part No. STM32U3B5CIT6Q Mouser Part No 511-STM32U3B5CIT6Q 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	90In Stock	HK$72.09 HK$55.81	Min.: 1 Mult.: 1 Max.: 20		LQFP-48										- 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 STM32U3B5CIU6 STMicroelectronics 1: HK$72.09 90In Stock New Product	Mfr. Part No. STM32U3B5CIU6 Mouser Part No 511-STM32U3B5CIU6 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	90In Stock	HK$72.09 HK$55.81	Min.: 1 Mult.: 1 Max.: 20		UFQFPN-48										- 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 STM32U3B5CIU6Q STMicroelectronics 1: HK$72.09 89In Stock New Product	Mfr. Part No. STM32U3B5CIU6Q Mouser Part No 511-STM32U3B5CIU6Q 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	89In Stock	HK$72.09 HK$55.81	Min.: 1 Mult.: 1 Max.: 20		UFQFPN-48										- 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 STM32U3B5RIT6 STMicroelectronics 1: HK$75.38 90In Stock New Product	Mfr. Part No. STM32U3B5RIT6 Mouser Part No 511-STM32U3B5RIT6 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	90In Stock	HK$75.38 HK$58.44	Min.: 1 Mult.: 1 Max.: 20		LQFP-64										- 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 STM32U3B5RIT6Q STMicroelectronics 1: HK$75.38 98In Stock New Product	Mfr. Part No. STM32U3B5RIT6Q Mouser Part No 511-STM32U3B5RIT6Q 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	98In Stock	HK$75.38 HK$58.44	Min.: 1 Mult.: 1 Max.: 20		LQFP-64										- 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 STM32U3C5CIT6 STMicroelectronics 1: HK$74.47 81In Stock New Product	Mfr. Part No. STM32U3C5CIT6 Mouser Part No 511-STM32U3C5CIT6 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	81In Stock	HK$74.47 HK$57.70 HK$50.96 HK$48.83 View HK$46.61 HK$45.29 HK$44.72 HK$43.89	Min.: 1 Mult.: 1														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 STM32U3C5CIT6Q STMicroelectronics 1: HK$74.47 99In Stock New Product	Mfr. Part No. STM32U3C5CIT6Q Mouser Part No 511-STM32U3C5CIT6Q 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	99In Stock	HK$74.47 HK$57.70 HK$50.96 HK$48.83 View HK$46.61 HK$45.29 HK$44.72 HK$43.89	Min.: 1 Mult.: 1														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 STM32U3C5CIU6 STMicroelectronics 1: HK$74.47 89In Stock New Product	Mfr. Part No. STM32U3C5CIU6 Mouser Part No 511-STM32U3C5CIU6 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	89In Stock	HK$74.47 HK$57.70 HK$50.96 HK$48.83 View HK$46.53 HK$45.21 HK$44.72 Quote	Min.: 1 Mult.: 1														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 STM32U3C5CIU6Q STMicroelectronics 1: HK$74.47 100In Stock New Product	Mfr. Part No. STM32U3C5CIU6Q Mouser Part No 511-STM32U3C5CIU6Q 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	100In Stock	HK$74.47 HK$57.70 HK$50.96	Min.: 1 Mult.: 1 Max.: 25														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 STM32U3C5RIT6 STMicroelectronics 1: HK$77.76 55In Stock 960Expected 29/10/2026 New Product	Mfr. Part No. STM32U3C5RIT6 Mouser Part No 511-STM32U3C5RIT6 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	55In Stock 960Expected 29/10/2026	HK$77.76 HK$60.25 HK$53.27 HK$49.90 View HK$47.02 HK$46.53	Min.: 1 Mult.: 1														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 STM32U3C5ZIT6Q STMicroelectronics 1: HK$95.76 78In Stock New Product	Mfr. Part No. STM32U3C5ZIT6Q Mouser Part No 511-STM32U3C5ZIT6Q 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	78In Stock	HK$95.76 HK$74.80 HK$65.60	Min.: 1 Mult.: 1 Max.: 25														Tray