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512 kB Semiconductors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU, up to 512KB Flash, 144KB RAM, 6x USART STM32G0B1CEU6 STMicroelectronics 1: ¥1,044.8 1,099In Stock 4,680Expected 12/9/2026	Mfr. Part # STM32G0B1CEU6 Mouser Part # 511-STM32G0B1CEU6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU, up to 512KB Flash, 144KB RAM, 6x USART Learn More about STMicroelectronics stm stm32g0 microcontrollers	Datasheet	1,099In Stock 4,680Expected 12/9/2026	¥1,044.8 ¥749.1 ¥679.3 ¥617.9 ¥586.3	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 512 Kbytes of Flash Math Accel, HR Timer, H STM32G484CET6 STMicroelectronics 1: ¥1,732.4 1,908In Stock 7,500On Order	Mfr. Part # STM32G484CET6 Mouser Part # 511-STM32G484CET6	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	1,908In Stock 7,500On Order	¥1,732.4 ¥1,338.8 ¥1,277.3 ¥1,109.5	Min.: 1 Mult.: 1 Max.: 150
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 512Kbytes of Flash memory STM32G491MET6 STMicroelectronics 1: ¥1,682.6 1,623In Stock	Mfr. Part # STM32G491MET6 Mouser Part # 511-STM32G491MET6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 512Kbytes of Flash memory Learn More about STMicroelectronics stm stm32g4 mcus	Datasheet	1,623In Stock	¥1,682.6 ¥1,308.9 ¥1,157.7 ¥1,097.9 ¥1,069.7	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash , DFSDM STM32L451CEU6TR STMicroelectronics 1: ¥1,377 1,058In Stock 2,500On Order	Mfr. Part # STM32L451CEU6TR Mouser Part # 511-STM32L451CEU6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash , DFSDM	Datasheet	1,058In Stock 2,500On Order	Cut Tape ¥1,377 ¥961.7 ¥918.5 ¥800.6 Reel ¥800.6 MouseReel Available	Min.: 1 Mult.: 1 Max.: 300 : 2,500
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, DFS STM32L452CEU6 STMicroelectronics 1: ¥1,239.1 2,122In Stock	Mfr. Part # STM32L452CEU6 Mouser Part # 511-STM32L452CEU6	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	2,122In Stock	¥1,239.1 ¥925.2 ¥850.4 ¥780.7 View ¥747.5 ¥742.5	Min.: 1 Mult.: 1 Max.: 750
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB Device, DFS STM32L452RET6P STMicroelectronics 1: ¥1,463.3 1,641In Stock	Mfr. Part # STM32L452RET6P Mouser Part # 511-STM32L452RET6P	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	1,641In Stock	¥1,463.3 ¥1,096.3 ¥1,046.4 ¥908.6 ¥867	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash USB OTG, DFSDM STM32L475RET6TR STMicroelectronics 1: ¥1,518.2 319In Stock 1,000On Order	Mfr. Part # STM32L475RET6TR Mouser Part # 511-STM32L475RET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash USB OTG, DFSDM	Datasheet	319In Stock 1,000On Order	Cut Tape ¥1,518.2 ¥1,209.2 ¥1,152.7 ¥1,001.6 Reel ¥1,001.6 MouseReel Available	Min.: 1 Mult.: 1 Max.: 100 : 1,000
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash LCD, USB OTG, D STM32L476RET6TR STMicroelectronics 1: ¥1,536.4 914In Stock 2,000Expected 2/22/2027	Mfr. Part # STM32L476RET6TR Mouser Part # 511-STM32L476RET6TR	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	914In Stock 2,000Expected 2/22/2027	Cut Tape ¥1,536.4 ¥1,190.9 ¥1,051.4 ¥1,008.2 ¥990 Reel ¥990 MouseReel Available	Min.: 1 Mult.: 1 Max.: 300 : 1,000
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 512 kbytes of Flash USB OTG, DFSDM STM32L4P5CEU6 STMicroelectronics 1: ¥1,614.5 1,283In Stock 1,560Expected 4/7/2027	Mfr. Part # STM32L4P5CEU6 Mouser Part # 511-STM32L4P5CEU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 120 MHz 512 kbytes of Flash USB OTG, DFSDM Learn More about STMicroelectronics stm stm32l4p5 stm32l4q5 mcus	Datasheet	1,283In Stock 1,560Expected 4/7/2027	¥1,614.5 ¥1,275.6 ¥1,164.4 ¥1,139.4 ¥1,086.3	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash STM32L552CEU6 STMicroelectronics 1: ¥1,870.3 2,189In Stock	Mfr. Part # STM32L552CEU6 Mouser Part # 511-STM32L552CEU6	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	2,189In Stock	¥1,870.3 ¥1,458.4 ¥1,293.9 ¥1,242.4 ¥1,186	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash STM32L552VET6 STMicroelectronics 1: ¥2,157.6 654In Stock	Mfr. Part # STM32L552VET6 Mouser Part # 511-STM32L552VET6	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	654In Stock	¥2,157.6 ¥1,579.6 ¥1,455 ¥1,446.7 ¥1,395.2	Min.: 1 Mult.: 1 Max.: 300
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash STM32L552ZET6Q STMicroelectronics 1: ¥2,268.9 558In Stock 360Expected 3/29/2027	Mfr. Part # STM32L552ZET6Q Mouser Part # 511-STM32L552ZET6Q	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	558In Stock 360Expected 3/29/2027	¥2,268.9 ¥1,780.6 ¥1,568 ¥1,509.8 ¥1,489.9	Min.: 1 Mult.: 1 Max.: 250
ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 512 Kbytes STM32WB55CEU6TR STMicroelectronics 1: ¥1,481.6 512In Stock	Mfr. Part # STM32WB55CEU6TR Mouser Part # 511-STM32WB55CEU6TR	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	512In Stock	Cut Tape ¥1,481.6 ¥1,054.7 ¥998.3 ¥920.2 View Reel ¥740.8 ¥873.7 ¥842.1 ¥784 ¥740.8 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
32-bit Microcontrollers - MCU 512KB Flash AT32UC3B0512-A2UR Microchip Technology 1: ¥1,881.9 685In Stock	Mfr. Part # AT32UC3B0512-A2UR Mouser Part # 556-AT32UC3B0512A2UR	Microchip Technology	32-bit Microcontrollers - MCU 512KB Flash Learn More about Microchip Technology microchip b series mcus	Datasheet	685In Stock	Cut Tape ¥1,881.9 ¥1,817.1 Reel ¥1,549.7 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
32-bit Microcontrollers - MCU 512KB Flash AT32UC3B0512-Z2UT Microchip Technology 1: ¥1,855.3 529In Stock	Mfr. Part # AT32UC3B0512-Z2UT Mouser Part # 556-AT32UC3B0512Z2UT	Microchip Technology	32-bit Microcontrollers - MCU 512KB Flash Learn More about Microchip Technology microchip b series mcus	Datasheet	529In Stock	¥1,855.3 ¥1,684.3 ¥1,528.1	Min.: 1 Mult.: 1
32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM AT32UC3C0512C-ALUT Microchip Technology 1: ¥2,768.9 353In Stock 180Expected 11/9/2026	Mfr. Part # AT32UC3C0512C-ALUT Mouser Part # 556-AT32UC3C0512CALT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	353In Stock 180Expected 11/9/2026	¥2,768.9 ¥2,518.1 ¥2,280.6	Min.: 1 Mult.: 1
32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM AT32UC3C2512C-A2UR Microchip Technology 1: ¥2,435 350In Stock	Mfr. Part # AT32UC3C2512C-A2UR Mouser Part # 556-AT32UC3C2512CA2R	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	350In Stock	Cut Tape ¥2,435 ¥2,352 Reel ¥2,001.5	Min.: 1 Mult.: 1 : 1,500
ARM Microcontrollers - MCU Wafer - TQFPGREENIND ATSAM4LS8CA-AU Microchip Technology 1: ¥1,722.5 555In Stock	Mfr. Part # ATSAM4LS8CA-AU Mouser Part # 556-ATSAM4LS8CA-AU	Microchip Technology	ARM Microcontrollers - MCU Wafer - TQFPGREENIND Learn More about Microchip Technology atmel atsam4l	Datasheet	555In Stock	¥1,722.5 ¥1,566.3 ¥1,418.5	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU LQFP, Green, IND TEMP,MRL A ATSAM4S8CA-AU Microchip Technology 1: ¥1,054.7 52In Stock 990Expected 11/13/2026	Mfr. Part # ATSAM4S8CA-AU Mouser Part # 556-ATSAM4S8CA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Green, IND TEMP,MRL A Learn More about Microchip Technology atmelsam4s	Datasheet	52In Stock 990Expected 11/13/2026	¥1,054.7 ¥960.1 ¥867	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 120MHZ 512KB FLASH 4 8 QFN PKG 85C ATSAMD51G19A-MU Microchip Technology 1: ¥877 974In Stock	Mfr. Part # ATSAMD51G19A-MU Mouser Part # 556-ATSAMD51G19AMU	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 512KB FLASH 4 8 QFN PKG 85C Learn More about Microchip Technology microchip sam d5 e5	Datasheet	974In Stock	¥877 ¥805.6 ¥729.2	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 120MHZ 512KB FLASH 4 8 QFN PKG IN 85C ATSAMD51G19A-MUT Microchip Technology 1: ¥900.3 949In Stock	Mfr. Part # ATSAMD51G19A-MUT Mouser Part # 556-ATSAMD51G19AMUT	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 512KB FLASH 4 8 QFN PKG IN 85C Learn More about Microchip Technology microchip sam d5 e5	Datasheet	949In Stock	Cut Tape ¥900.3 ¥877 Reel ¥747.5	Min.: 1 Mult.: 1 : 4,000
ARM Microcontrollers - MCU 120MHZ 512KB FLASH 1 00 TQFP PKG 85C ATSAMD51N19A-AU Microchip Technology 1: ¥1,091.3 618In Stock 270Expected 11/16/2026	Mfr. Part # ATSAMD51N19A-AU Mouser Part # 556-ATSAMD51N19AAU	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 512KB FLASH 1 00 TQFP PKG 85C Learn More about Microchip Technology microchip sam d5 e5	Datasheet	618In Stock 270Expected 11/16/2026	¥1,091.3 ¥999.9 ¥906.9	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU 120MHZ 512KB FLASH 1 00 TQFP PKG 85C ATSAME51N19A-AU Microchip Technology 1: ¥1,177.6 353In Stock 630Expected 1/25/2027	Mfr. Part # ATSAME51N19A-AU Mouser Part # 556-ATSAME51N19AAU	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 512KB FLASH 1 00 TQFP PKG 85C Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	353In Stock 630Expected 1/25/2027	¥1,177.6 ¥1,079.7 ¥980	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU QFN, IND TEMP ATSAMG55J19A-MU Microchip Technology 1: ¥916.9 517In Stock	Mfr. Part # ATSAMG55J19A-MU Mouser Part # 556-ATSAMG55J19A-MU	Microchip Technology	ARM Microcontrollers - MCU QFN, IND TEMP Learn More about Microchip Technology microchip samg55g sam5ggj mcus	Datasheet	517In Stock	¥916.9 ¥833.8 ¥757.4 ¥739.1	Min.: 1 Mult.: 1
32-bit Microcontrollers - MCU 120Mhz MIPS, 512K Flash, 64K RAM, Motor Control Peripherals, CAN-FD PIC32MK0512MCJ048-I/Y8X Microchip Technology 1: ¥1,219.2 434In Stock	Mfr. Part # PIC32MK0512MCJ048-I/Y8X Mouser Part # 579-0512MCJ048-I/Y8X	Microchip Technology	32-bit Microcontrollers - MCU 120Mhz MIPS, 512K Flash, 64K RAM, Motor Control Peripherals, CAN-FD Learn More about Microchip Technology microchip pic32mk mcu	Datasheet	434In Stock	¥1,219.2 ¥1,116.2 ¥1,009.9	Min.: 1 Mult.: 1

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