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512 kB Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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 access line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash STM32F411CEU7 STMicroelectronics 1: $8.93 546In Stock	Mfr. Part No. STM32F411CEU7 Mouser Part No 511-STM32F411CEU7	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flash Learn More about STMicroelectronics stm32f4	Datasheet	546In Stock	$8.93 $6.24 $5.95 $5.17 View $5.07 $4.71 $4.69	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-48	ARM Cortex M4	512 kB	32 bit	12 bit	100 MHz	36 I/O	128 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance advanced line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flas STM32F429IET6 STMicroelectronics 1: $15.87 1,429In Stock	Mfr. Part No. STM32F429IET6 Mouser Part No 511-STM32F429IET6	STMicroelectronics	ARM Microcontrollers - MCU High-performance advanced line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flas Learn More about STMicroelectronics stm32f4	Datasheet	1,429In Stock	$15.87 $10.92 $10.64 $10.02 View Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-176	ARM Cortex M4	512 kB	32 bit	12 bit	180 MHz	140 I/O	260 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance advanced line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flas STM32F429NEH6 STMicroelectronics 1: $17.55 565In Stock	Mfr. Part No. STM32F429NEH6 Mouser Part No 511-STM32F429NEH6	STMicroelectronics	ARM Microcontrollers - MCU High-performance advanced line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Flas Learn More about STMicroelectronics stm32f4	Datasheet	565In Stock	$17.55 $13.82 $12.60 $11.75 View $11.52 $11.04 $9.80 Quote	Min.: 1 Mult.: 1	SMD/SMT	BGA-216	ARM Cortex M4	512 kB	32 bit	12 bit	180 MHz	168 I/O	260 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance foundation line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Fl STM32F446VET6 STMicroelectronics 1: $11.81 498In Stock 3,240On Order	Mfr. Part No. STM32F446VET6 Mouser Part No 511-STM32F446VET6	STMicroelectronics	ARM Microcontrollers - MCU High-performance foundation line, Arm Cortex-M4 core DSP & FPU, 512 Kbytes of Fl Learn More about STMicroelectronics stm32f4	Datasheet	498In Stock 3,240On Order On Order Ship Dates Mfr. No: STM32F446VET6 Stock: 498 Can Dispatch Immediately On Order: 2,160 Expected 22/02/2027 1,080 TBD Factory Lead Time: 52 Weeks	$11.81 $8.59 $7.89 $7.33 $7.32	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M4	512 kB	32 bit	3 x 12 bit	180 MHz	81 I/O	128 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance advanced line, ARM Cortex-M4 core DSP & FPU, 1 Mbyte Flash, 180 STM32F469VET6 STMicroelectronics 1: $14.17 550In Stock	Mfr. Part No. STM32F469VET6 Mouser Part No 511-STM32F469VET6	STMicroelectronics	ARM Microcontrollers - MCU High-performance advanced line, ARM Cortex-M4 core DSP & FPU, 1 Mbyte Flash, 180 Learn More about STMicroelectronics stm32f4	Datasheet	550In Stock	$14.17 $11.14 $10.01 $9.54 View $9.10 $8.40 $8.22 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M4	512 kB	32 bit	3 x 12 bit	180 MHz	71 I/O	384 kB	3.3 V	3.3 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A STM32F723VET6 STMicroelectronics 1: $17.10 214In Stock 540Expected 22/02/2027	Mfr. Part No. STM32F723VET6 Mouser Part No 511-STM32F723VET6	STMicroelectronics	ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A	Datasheet	214In Stock 540Expected 22/02/2027	$17.10 $13.52 $12.09 $11.65 View $11.49 $10.31 $10.16 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M7	512 kB	32 bit	12 bit	216 MHz	140 I/O	256 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A STM32F723ZET7 STMicroelectronics 1: $19.75 747In Stock	Mfr. Part No. STM32F723ZET7 Mouser Part No 511-STM32F723ZET7	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	747In Stock	$19.75 $15.68 $14.62 $13.54 View $12.86 $12.54 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M7	512 kB	32 bit	3 x 12 bit	216 MHz	112 I/O	256 kB	1.7 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 512 Kbytes of Flash 216 MHz CPU, A STM32F732RET6 STMicroelectronics 1: $14.55 634In Stock	Mfr. Part No. STM32F732RET6 Mouser Part No 511-STM32F732RET6	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	634In Stock	$14.55 $11.45 $10.20 $9.82 View $9.65 $9.17 $9.16	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M7	512 kB	32 bit	3 x 12 bit	216 MHz	50 I/O	256 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ 32-bit MCU, up to 512KB Flash, 144KB RAM, 6x USART STM32G0B1CEU6 STMicroelectronics 1: $5.66 1,193In Stock 4,680Expected 07/12/2026	Mfr. Part No. STM32G0B1CEU6 Mouser Part No 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	1,193In Stock 4,680Expected 07/12/2026	$5.66 $4.17 $3.82 $3.51 $3.35	Min.: 1 Mult.: 1 Max.: 300	SMD/SMT		ARM Cortex M0+	512 kB	32 bit	12 bit	64 MHz	44 I/O	144 kB	1.7 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz 512Kbytes of Flash Math Accel, High Analog STM32G483RET6 STMicroelectronics 1: $10.02 471In Stock	Mfr. Part No. STM32G483RET6 Mouser Part No 511-STM32G483RET6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz 512Kbytes of Flash Math Accel, High Analog Learn More about STMicroelectronics stm stm32g483xe microcontrollers	Datasheet	471In Stock	$10.02 $7.78 $6.89 $6.61 $6.51	Min.: 1 Mult.: 1 Max.: 250	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	5 x 12 bit	170 MHz	52 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 512Kbytes of Flash memory STM32G491MET6 STMicroelectronics 1: $10.13 1,615In Stock	Mfr. Part No. STM32G491MET6 Mouser Part No 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	1,615In Stock	$10.13 $7.88 $6.97 $6.61 $6.44	Min.: 1 Mult.: 1 Max.: 300	SMD/SMT	LQFP-80	ARM Cortex M4	512 kB	32 bit	4 x 12 bit	170 MHz	66 I/O	112 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 512 kbytes of Flash , DFSDM STM32L451CEU6TR STMicroelectronics 1: $8.29 976In Stock	Mfr. Part No. STM32L451CEU6TR Mouser Part No 511-STM32L451CEU6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash , DFSDM	Datasheet	976In Stock	Cut Tape $8.29 $5.79 $5.53 $4.82 Reel $4.82 MouseReel Available	Min.: 1 Mult.: 1 Max.: 300 : 2,500	SMD/SMT	QFN-48	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	38 I/O	160 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 512 kbytes of Flash USB Device, DFS STM32L452CEU6 STMicroelectronics 1: $7.60 2,424In Stock	Mfr. Part No. STM32L452CEU6 Mouser Part No 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	2,424In Stock	$7.60 $5.62 $5.18 $4.74 View $4.52 $4.45	Min.: 1 Mult.: 1 Max.: 750	SMD/SMT	QFN-48	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	38 I/O	160 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 512 kbytes of Flash USB Device, DFS STM32L452RET3 STMicroelectronics 1: $10.36 1,084In Stock 1,920On Order	Mfr. Part No. STM32L452RET3 Mouser Part No 511-STM32L452RET3	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	1,084In Stock 1,920On Order	$10.36 $8.05 $7.25 $6.84	Min.: 1 Mult.: 1 Max.: 300	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	52 I/O	160 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 512 kbytes of Flash USB Device, DFS STM32L452RET6P STMicroelectronics 1: $8.22 1,648In Stock	Mfr. Part No. STM32L452RET6P Mouser Part No 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	1,648In Stock	$8.22 $6.35 $5.59 $5.36 $5.23	Min.: 1 Mult.: 1 Max.: 300	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	52 I/O	160 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 512 Kbytes of Flash USB OTG, DFSDM STM32L475RET6TR STMicroelectronics 1: $9.38 419In Stock 1,000On Order	Mfr. Part No. STM32L475RET6TR Mouser Part No 511-STM32L475RET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 Kbytes of Flash USB OTG, DFSDM	Datasheet	419In Stock 1,000On Order	Cut Tape $9.38 $7.13 $6.58 $5.96 Reel $5.96 MouseReel Available	Min.: 1 Mult.: 1 Max.: 100 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	3 x 12 bit	80 MHz	51 I/O	128 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 512 Kbytes of Flash LCD, USB OTG, D STM32L476RET6TR STMicroelectronics 1: $9.25 606In Stock 2,000Expected 22/02/2027	Mfr. Part No. STM32L476RET6TR Mouser Part No 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	606In Stock 2,000Expected 22/02/2027	Cut Tape $9.25 $7.17 $6.33 $6.07 $6.01 Reel $6.01 MouseReel Available	Min.: 1 Mult.: 1 Max.: 300 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	3 x 12 bit	80 MHz	51 I/O	128 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 512 kbytes of Flash USB OTG, LCD, D STM32L496RET6 STMicroelectronics 1: $10.91 299In Stock 960Expected 22/02/2027	Mfr. Part No. STM32L496RET6 Mouser Part No 511-STM32L496RET6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB OTG, LCD, D Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	299In Stock 960Expected 22/02/2027	$10.91 $8.43 $8.04 $6.98	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	3 x 12 bit	80 MHz	52 I/O	320 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 512 kbytes of Flash USB OTG, LCD, D STM32L496RET6TR STMicroelectronics 1: $10.92 505In Stock	Mfr. Part No. STM32L496RET6TR Mouser Part No 511-STM32L496RET6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 512 kbytes of Flash USB OTG, LCD, D	Datasheet	505In Stock	Cut Tape $10.92 $8.44 $8.05 $6.99 $6.91 Reel $6.91 MouseReel Available	Min.: 1 Mult.: 1 Max.: 250 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M4	512 kB	32 bit	12 bit	80 MHz	52 I/O	320 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 120 MHz 512 kbytes of Flash USB OTG, DFSDM STM32L4P5CEU6 STMicroelectronics 1: $9.59 1,308In Stock 1,560Expected 07/04/2027	Mfr. Part No. STM32L4P5CEU6 Mouser Part No 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	1,308In Stock 1,560Expected 07/04/2027	$9.59 $7.56 $7.01 $6.42 $6.15	Min.: 1 Mult.: 1 Max.: 300	SMD/SMT		ARM Cortex M4	512 kB	32 bit	2 x 12 bit	120 MHz	38 I/O	320 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash STM32L552VET6 STMicroelectronics 1: $12.99 637In Stock	Mfr. Part No. STM32L552VET6 Mouser Part No 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	637In Stock	$12.99 $9.51 $8.76 $8.71 $8.40	Min.: 1 Mult.: 1 Max.: 300	SMD/SMT	LQFP-100	ARM Cortex M33	512 kB	32 bit	2 x 12 bit	110 MHz	83 I/O	256 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 512 kbytes of Flash STM32L552ZET6Q STMicroelectronics 1: $13.66 558In Stock 360Expected 29/03/2027	Mfr. Part No. STM32L552ZET6Q Mouser Part No 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 29/03/2027	$13.66 $10.72 $9.44 $9.09 $8.97	Min.: 1 Mult.: 1 Max.: 250	SMD/SMT	LQFP-144	ARM Cortex M33	512 kB	32 bit	2 x 12 bit	110 MHz	111 I/O	256 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power dual core Arm Cortex-M4 MCU 64 MHz, Cortex-M0+ 32 MHz 512 Kbytes STM32WB55CEU6TR STMicroelectronics 1: $8.92 512In Stock	Mfr. Part No. STM32WB55CEU6TR Mouser Part No 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 $8.92 $6.35 $6.01 $5.54 View Reel $4.46 $5.26 $5.07 $4.72 $4.46 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	UFQFPN-48	ARM Cortex M4	512 kB	32 bit	12 bit	64 MHz	30 I/O	256 kB	1.71 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
32-bit Microcontrollers - MCU 512KB Flash AT32UC3B0512-A2UR Microchip Technology 1: $11.33 685In Stock	Mfr. Part No. AT32UC3B0512-A2UR Mouser Part No 556-AT32UC3B0512A2UR	Microchip Technology	32-bit Microcontrollers - MCU 512KB Flash Learn More about Microchip Technology microchip b series mcus	Datasheet	685In Stock	Cut Tape $11.33 $10.94 Reel $9.33 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	AVR	512 kB	32 bit	10 bit	60 MHz	44 I/O	96 kB	1.65 V	1.95 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
32-bit Microcontrollers - MCU 512KB Flash AT32UC3B0512-Z2UT Microchip Technology 1: $11.17 529In Stock	Mfr. Part No. AT32UC3B0512-Z2UT Mouser Part No 556-AT32UC3B0512Z2UT	Microchip Technology	32-bit Microcontrollers - MCU 512KB Flash Learn More about Microchip Technology microchip b series mcus	Datasheet	529In Stock	$11.17 $10.14 $9.20	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	AVR	512 kB	32 bit	10 bit	60 MHz	44 I/O	96 kB	1.65 V	1.95 V	- 40 C	+ 85 C	Tray