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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.
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN STM32C552VET6 STMicroelectronics 1: HK$32.80 664In Stock New Product	Mfr. Part No. STM32C552VET6 Mouser Part No 511-STM32C552VET6 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	664In Stock	HK$32.80 HK$23.26 HK$20.30 HK$18.00	Min.: 1 Mult.: 1 Max.: 100
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 2,857In 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	2,857In Stock	HK$182.16 HK$144.34 HK$136.95 HK$124.53 View HK$120.42 HK$116.64	Min.: 1 Mult.: 1
Programmers - Processor Based SAM for Secure Firmware Installation version 2 STM32HSM-V2ML STMicroelectronics 1: HK$10,890.27 24In Stock 61On Order	Mfr. Part No. STM32HSM-V2ML Mouser Part No 511-STM32HSM-V2ML	STMicroelectronics	Programmers - Processor Based SAM for Secure Firmware Installation version 2 Learn More about STMicroelectronics stm stm32hsm v1 hsm	Datasheet	24In Stock 61On Order On Order Ship Dates Mfr. No: STM32HSM-V2ML Stock: 24 Can Dispatch Immediately On Order: 25 Expected 5/10/2026 36 Expected 7/10/2026 Factory Lead Time: 12 Weeks	HK$10,890.27	Min.: 1 Mult.: 1 Max.: 5
Programmers - Processor Based SAM for Secure Firmware Installation version 2 STM32HSM-V2BE STMicroelectronics 1: HK$355.84 833In Stock	Mfr. Part No. STM32HSM-V2BE Mouser Part No 511-STM32HSM-V2BE	STMicroelectronics	Programmers - Processor Based SAM for Secure Firmware Installation version 2 Learn More about STMicroelectronics stm stm32hsm v1 hsm	Datasheet	833In Stock	HK$355.84	Min.: 1 Mult.: 1 Max.: 5
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 STM32N647I0H3Q STMicroelectronics 1: HK$187.01 31In Stock New Product	Mfr. Part No. STM32N647I0H3Q Mouser Part No 511-STM32N647I0H3Q 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	31In Stock	HK$187.01 HK$149.11 HK$140.23 HK$126.75 View HK$124.86 HK$118.94 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 with Trust Zone, MCU 96 MHz with 512 Kby STM32U375REY6QTR STMicroelectronics 1: HK$51.70 162In Stock New Product	Mfr. Part No. STM32U375REY6QTR Mouser Part No 511-STM32U375REY6QTR New Product	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power with FPU Arm Cortex-M33 with Trust Zone, MCU 96 MHz with 512 Kby Learn More about STMicroelectronics stm32u3 mcus	Datasheet	162In Stock	Cut Tape HK$51.70 HK$36.50 HK$34.03 HK$29.92 View Reel HK$22.85 HK$27.29 HK$25.15 HK$24.82 HK$24.41 HK$22.85	Min.: 1 Mult.: 1 : 5,000
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 STM32N647A0H3Q STMicroelectronics 1: HK$168.67 53In Stock New Product	Mfr. Part No. STM32N647A0H3Q Mouser Part No 511-STM32N647A0H3Q 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	53In Stock	HK$168.67 HK$133.66 HK$126.75 HK$115.33 View HK$111.55 HK$108.01 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash memory, 36 Kbytes RAM, 48 MHz CPU STM32C092RCT6TR STMicroelectronics 1: HK$30.17 706In Stock New Product	Mfr. Part No. STM32C092RCT6TR Mouser Part No 511-STM32C092RCT6TR New Product	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 256 Kbytes Flash memory, 36 Kbytes RAM, 48 MHz CPU	Datasheet	706In Stock	Cut Tape HK$30.17 HK$20.47 HK$18.91 HK$16.44 HK$15.45 Reel HK$15.45	Min.: 1 Mult.: 1 Max.: 250 : 1,000
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 128 Kbytes Math Accelerator Medium Analog STM32G431KBT3 STMicroelectronics 1: HK$60.66 659In Stock	Mfr. Part No. STM32G431KBT3 Mouser Part No 511-STM32G431KBT3	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 128 Kbytes Math Accelerator Medium Analog Learn More about STMicroelectronics stm stm32g4 mcus	Datasheet	659In Stock	HK$60.66 HK$44.55 HK$41.43 HK$36.50 HK$34.61	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU STM32 Dynamic Efficiency MCU BAM, High-performance & DSP FPU, Arm Cortex-M4 MCU STM32F412CGU6TR STMicroelectronics 1: HK$86.39 8,813In Stock 12,500On Order	Mfr. Part No. STM32F412CGU6TR Mouser Part No 511-STM32F412CGU6TR	STMicroelectronics	ARM Microcontrollers - MCU STM32 Dynamic Efficiency MCU BAM, High-performance & DSP FPU, Arm Cortex-M4 MCU Learn More about STMicroelectronics stm32f4	Datasheet	8,813In Stock 12,500On Order	Cut Tape HK$86.39 HK$66.75 HK$63.71 HK$55.32 View Reel HK$48.33 HK$52.77 HK$48.33 HK$48.33 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash STM32L552RET6Q STMicroelectronics 1: HK$101.43 3,176In Stock	Mfr. Part No. STM32L552RET6Q Mouser Part No 511-STM32L552RET6Q	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash Learn More about STMicroelectronics stm stm32 l5 mcus	Datasheet	3,176In Stock	HK$101.43 HK$82.45 HK$78.67 HK$68.31 View HK$65.51 HK$61.90	Min.: 1 Mult.: 1 Max.: 750
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line STM32F103RCY6TR STMicroelectronics 1: HK$85.73 3,852In Stock	Mfr. Part No. STM32F103RCY6TR Mouser Part No 511-STM32F103RCY6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line Learn More about STMicroelectronics stm32f1	Datasheet	3,852In Stock	Cut Tape HK$85.73 HK$66.25 HK$63.21 HK$54.83 View Reel HK$47.92 HK$54.33 HK$50.47 HK$47.92 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 1,5 MByte of Flash 1 STM32F423MHY3TR STMicroelectronics 1: HK$110.64 2,883In Stock	Mfr. Part No. STM32F423MHY3TR Mouser Part No 511-STM32F423MHY3TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 1,5 MByte of Flash 1 Learn More about STMicroelectronics stm32f4	Datasheet	2,883In Stock	Cut Tape HK$110.64 HK$84.09 HK$80.64 HK$71.02 View Reel HK$61.81 HK$67.57 HK$63.54 HK$61.90 HK$61.81	Min.: 1 Mult.: 1 : 5,000
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 16 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART STM32C031K4U6 STMicroelectronics 1: HK$11.75 2,634In Stock	Mfr. Part No. STM32C031K4U6 Mouser Part No 511-STM32C031K4U6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 16 Kbytes Flash 12 Kbytes RAM 48 MHz CPU 2x USART Learn More about STMicroelectronics stm stm32c0x mcus	Datasheet	2,634In Stock	HK$11.75 HK$7.60 HK$6.82 HK$6.10 View HK$5.55 HK$5.36	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU 32-Bit ARM Cortex M0 64 Kbytes 2.0 - 3.6V STM32F051R8T6 STMicroelectronics 1: HK$41.43 20,345In Stock	Mfr. Part No. STM32F051R8T6 Mouser Part No 511-STM32F051R8T6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex M0 64 Kbytes 2.0 - 3.6V Learn More about STMicroelectronics stm32f0	Datasheet	20,345In Stock	HK$41.43 HK$26.72 HK$24.66 HK$22.69 View HK$22.19 HK$20.71 HK$20.39 HK$20.14 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 64 Kbytes of Flash 48 MHz CPU & CEC fun STM32F071V8T7 STMicroelectronics 1: HK$49.73 5,365In Stock	Mfr. Part No. STM32F071V8T7 Mouser Part No 511-STM32F071V8T7	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 64 Kbytes of Flash 48 MHz CPU & CEC fun Learn More about STMicroelectronics stm32f0	Datasheet	5,365In Stock	HK$49.73 HK$37.98 HK$33.29 HK$31.73 View HK$30.58 HK$27.29 HK$26.14 HK$25.73 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash STM32F100RCT6B STMicroelectronics 1: HK$67.57 3,772In Stock	Mfr. Part No. STM32F100RCT6B Mouser Part No 511-STM32F100RCT6B	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	3,772In Stock	HK$67.57 HK$52.11 HK$45.95 HK$42.91 View HK$37.32 HK$34.28	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT Cortex M3 128K 20KB RAM 2X12 ADC STM32F103VBT6 STMicroelectronics 1: HK$66.25 5,582In Stock	Mfr. Part No. STM32F103VBT6 Mouser Part No 511-STM32F103VBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 128K 20KB RAM 2X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	5,582In Stock	HK$66.25 HK$54.17 HK$50.47 HK$47.02 View HK$46.11 HK$42.58 HK$41.84	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 32BIT Cortex M3 256kB Flash 100pin STM32F103VCT6 STMicroelectronics 1: HK$80.31 12,575In Stock	Mfr. Part No. STM32F103VCT6 Mouser Part No 511-STM32F103VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 256kB Flash 100pin Learn More about STMicroelectronics stm32f1	Datasheet	12,575In Stock	HK$80.31 HK$63.38 HK$56.88 HK$52.94 View HK$48.42 HK$46.44 HK$45.70	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU High-performance & DSP FPU, ARM Cortex-M7 MCU 1 Mbyte Flash, 216 MHz CPU, Art Ac STM32F745VGH6 STMicroelectronics 1: HK$151.66 6,071In Stock	Mfr. Part No. STM32F745VGH6 Mouser Part No 511-STM32F745VGH6	STMicroelectronics	ARM Microcontrollers - MCU High-performance & DSP FPU, ARM Cortex-M7 MCU 1 Mbyte Flash, 216 MHz CPU, Art Ac Learn More about STMicroelectronics stm stm32f7 mcu fpu	Datasheet	6,071In Stock	HK$151.66 HK$120.51 HK$107.76 HK$104.07 View HK$101.85 HK$97.24 HK$96.91 Quote	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash memory 8 Kbytes RAM 64 MHz CPU STM32G041F8P6 STMicroelectronics 1: HK$20.88 14,349In Stock	Mfr. Part No. STM32G041F8P6 Mouser Part No 511-STM32G041F8P6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 64 Kbytes Flash memory 8 Kbytes RAM 64 MHz CPU Learn More about STMicroelectronics stm stm32g0 microcontrollers	Datasheet	14,349In Stock	HK$20.88 HK$15.45 HK$12.91 HK$12.33 View HK$11.51 HK$10.44	Min.: 1 Mult.: 1 Max.: 1,480
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU STM32L011E4Y6TR STMicroelectronics 1: HK$16.69 19,223In Stock	Mfr. Part No. STM32L011E4Y6TR Mouser Part No 511-STM32L011E4Y6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes Flash, 32 MHz CPU Learn More about STMicroelectronics stm32l0	Datasheet	19,223In Stock	Cut Tape HK$16.69 HK$12.33 HK$10.52 HK$9.78 View Reel HK$7.18 HK$9.21 HK$8.03 HK$7.52 HK$7.32 HK$7.18 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM STM32L451CCU6TR STMicroelectronics 1: HK$49.81 4,777In Stock	Mfr. Part No. STM32L451CCU6TR Mouser Part No 511-STM32L451CCU6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 kbytes of Flash , DFSDM Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	4,777In Stock	Cut Tape HK$49.81 HK$38.06 HK$33.37 HK$31.89 HK$29.43 Reel HK$29.43 MouseReel Available	Min.: 1 Mult.: 1 Max.: 750 : 2,500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 1 Mbyte of Flash USB OTG, LCD, AES- STM32L4A6RGT7 STMicroelectronics 1: HK$106.70 2,476In Stock	Mfr. Part No. STM32L4A6RGT7 Mouser Part No 511-STM32L4A6RGT7	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 1 Mbyte of Flash USB OTG, LCD, AES- Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	2,476In Stock	HK$106.70 HK$83.60 HK$74.39 HK$71.51 View HK$68.97 HK$61.49	Min.: 1 Mult.: 1 Max.: 500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash STM32L562ZET6Q STMicroelectronics 1: HK$90.34 2,987In Stock	Mfr. Part No. STM32L562ZET6Q Mouser Part No 511-STM32L562ZET6Q	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash Learn More about STMicroelectronics stm stm32 l5 mcus	Datasheet	2,987In Stock	HK$90.34 HK$74.31 HK$68.88 HK$65.68 View HK$64.77 HK$60.09	Min.: 1 Mult.: 1 Max.: 500

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