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256 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	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Packaging
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB STM32F205ZCT6 STMicroelectronics 1: $16.89 45In Stock 360On Order	Mfr. Part No. STM32F205ZCT6 Mouser Part No 511-STM32F205ZCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB Learn More about STMicroelectronics stm32f2	Datasheet	45In Stock 360On Order	$16.89 $13.30 $11.73 $10.03 $10.02	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	120 MHz	256 kB	96 kB	12 bit	114 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel STM32F205ZCT7 STMicroelectronics 1: $16.80 6In Stock	Mfr. Part No. STM32F205ZCT7 Mouser Part No 511-STM32F205ZCT7	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel Learn More about STMicroelectronics stm32f2	Datasheet	6In Stock	$16.80 $12.93 $11.72 $11.03 $10.02	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	120 MHz	256 kB	96 kB	12 bit	114 I/O	1.8 V	3.6 V	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB STM32F207VCT6 STMicroelectronics 1: $15.70 88In Stock 540Expected 22/02/2027	Mfr. Part No. STM32F207VCT6 Mouser Part No 511-STM32F207VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB Learn More about STMicroelectronics stm32f2	Datasheet	88In Stock 540Expected 22/02/2027	$15.70 $11.52 $10.62 $9.89	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	120 MHz	256 kB	96 kB	12 bit	82 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash 120 MHz CPU, ART Accel, E STM32F207VCT6TR STMicroelectronics 1: $13.85 19In Stock 2,000On Order	Mfr. Part No. STM32F207VCT6TR Mouser Part No 511-STM32F207VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash 120 MHz CPU, ART Accel, E Learn More about STMicroelectronics stm32f2	Datasheet	19In Stock 2,000On Order	Cut Tape $13.85 $10.88 $9.68 $9.31 View Reel $8.50 $9.15 $8.70 $8.50 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	120 MHz	256 kB	128 kB	12 bit	82 I/O	1.8 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB STM32F207ZCT6 STMicroelectronics 1: $16.35 16In Stock	Mfr. Part No. STM32F207ZCT6 Mouser Part No 511-STM32F207ZCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 256kB Learn More about STMicroelectronics stm32f2	Datasheet	16In Stock	$16.35 $12.81 $11.86 $10.95 $10.76	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	120 MHz	256 kB	96 kB	12 bit	114 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU STM32F302CCT6 STMicroelectronics 1: $8.09 26In Stock 1,500On Order	Mfr. Part No. STM32F302CCT6 Mouser Part No 511-STM32F302CCT6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU Learn More about STMicroelectronics stm 32f3	Datasheet	26In Stock 1,500On Order	$8.09 $6.24 $5.50 $5.38 View $5.14 $4.98 $4.88 $4.87	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M4	32 bit	72 MHz	256 kB	40 kB	2 x 6 bit/8 bit/10 bit/12 bit	37 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU STM32F302RCT6 STMicroelectronics 1: $8.67 103In Stock 960Expected 07/06/2027	Mfr. Part No. STM32F302RCT6 Mouser Part No 511-STM32F302RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex M4 72MHz 256kB MCU FPU Learn More about STMicroelectronics stm 32f3	Datasheet	103In Stock 960Expected 07/06/2027	$8.67 $6.68 $6.07 $5.57 View $5.30 $4.92 $4.85 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	72 MHz	256 kB	40 kB	2 x 6 bit/8 bit/10 bit/12 bit	51 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F303CCT6TR STMicroelectronics 1: $8.95 30In Stock 2,400On Order	Mfr. Part No. STM32F303CCT6TR Mouser Part No 511-STM32F303CCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm 32f3	Datasheet	30In Stock 2,400On Order	Cut Tape $8.95 $6.93 $6.11 $5.86 View Reel $4.99 $5.85 $5.44 $4.99 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,400	SMD/SMT	LQFP-48	ARM Cortex M4	32 bit	72 MHz	256 kB	40 kB	4 x 6 bit/8 bit/10 bit/12 bit	37 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F303CCT7 STMicroelectronics 1: $10.04 28In Stock 1,500On Order	Mfr. Part No. STM32F303CCT7 Mouser Part No 511-STM32F303CCT7	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm 32f3	Datasheet	28In Stock 1,500On Order	$10.04 $7.76 $7.40 $6.42 View $6.14 $5.80 $5.66	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M4	32 bit	72 MHz	256 kB	40 kB	4 x 6 bit/8 bit/10 bit/12 bit	37 I/O	2 V	3.6 V	+ 105 C	Tray
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F303RCT6TR STMicroelectronics 1: $10.10 28In Stock 22,000On Order	Mfr. Part No. STM32F303RCT6TR Mouser Part No 511-STM32F303RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm 32f3	Datasheet	28In Stock 22,000On Order On Order Ship Dates Mfr. No: STM32F303RCT6TR Stock: 28 Can Dispatch Immediately On Order: 2,000 Expected 31/05/2027 20,000 TBD Factory Lead Time: 52 Weeks	Cut Tape $10.10 $7.83 $7.20 $6.53 View Reel $5.68 $6.37 $5.82 $5.68 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	72 MHz	256 kB	32 kB	4 x 6 bit/8 bit/10 bit/12 bit	52 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F303VCT6TR STMicroelectronics 1: $11.56 21In Stock 1,000Expected 29/01/2027	Mfr. Part No. STM32F303VCT6TR Mouser Part No 511-STM32F303VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm 32f3	Datasheet	21In Stock 1,000Expected 29/01/2027	Cut Tape $11.56 $8.99 $8.58 $7.45 View Reel $6.54 $7.20 $6.70 $6.54 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-100	ARM Cortex M4	32 bit	72 MHz	256 kB	40 kB	4 x 6 bit/8 bit/10 bit/12 bit	87 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Cost effective DSP FPU ARM CortexM4 MCU STM32F401RCT6 STMicroelectronics 1: $7.02 26In Stock 1,920Expected 09/03/2027	Mfr. Part No. STM32F401RCT6 Mouser Part No 511-STM32F401RCT6	STMicroelectronics	ARM Microcontrollers - MCU Cost effective DSP FPU ARM CortexM4 MCU Learn More about STMicroelectronics stm32f4	Datasheet	26In Stock 1,920Expected 09/03/2027	$7.02 $5.37 $4.75 $4.43 View $4.31 $4.13 $4.12	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	84 MHz	256 kB	64 kB	12 bit	50 I/O	1.7 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F401RCT7TR STMicroelectronics 1: $6.69 354In Stock 1,000On Order	Mfr. Part No. STM32F401RCT7TR Mouser Part No 511-STM32F401RCT7TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm32f4	Datasheet	354In Stock 1,000On Order	Cut Tape $6.69 $5.13 $4.50 $4.31 Reel $3.73 View $3.98 $3.67 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	84 MHz	256 kB	64 kB	12 bit	50 I/O	1.7 V	3.6 V	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F411CCU6TR STMicroelectronics 1: $6.44 44In Stock 2,500On Order	Mfr. Part No. STM32F411CCU6TR Mouser Part No 511-STM32F411CCU6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm32f4	Datasheet	44In Stock 2,500On Order	Cut Tape $6.44 $4.93 $4.33 $4.14 View Reel $3.58 $3.82 $3.76 $3.58 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	UFQFPN-48	ARM Cortex M4	32 bit	100 MHz	256 kB	128 kB	12 bit	36 I/O	1.7 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU STM32 Dyn Eff MCU 256 K 100 MHz CPU STM32F411RCT6 STMicroelectronics 1: $8.14 71In Stock 960Expected 22/02/2027	Mfr. Part No. STM32F411RCT6 Mouser Part No 511-STM32F411RCT6	STMicroelectronics	ARM Microcontrollers - MCU STM32 Dyn Eff MCU 256 K 100 MHz CPU Learn More about STMicroelectronics stm32f4	Datasheet	71In Stock 960Expected 22/02/2027	$8.14 $6.27 $5.51	Min.: 1 Mult.: 1 Max.: 40	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	100 MHz	256 kB	128 kB	12 bit	50 I/O	1.7 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F411RCT7 STMicroelectronics 1: $8.06 122In Stock	Mfr. Part No. STM32F411RCT7 Mouser Part No 511-STM32F411RCT7	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm32f4	Datasheet	122In Stock	$8.06 $5.63 $5.37 $4.67 View $4.46 $4.25	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	100 MHz	256 kB	128 kB	12 bit	50 I/O	1.7 V	3.6 V	+ 105 C	Tray
ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash STM32F411RCT7TR STMicroelectronics 1: $8.44 39In Stock 2,000Expected 22/02/2027	Mfr. Part No. STM32F411RCT7TR Mouser Part No 511-STM32F411RCT7TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance access line, Arm Cortex-M4 core DSP & FPU, 256 Kbytes of Flash Learn More about STMicroelectronics stm32f4	Datasheet	39In Stock 2,000Expected 22/02/2027	Cut Tape $8.44 $6.50 $5.73 $5.03 View Reel $4.14 $4.92 $4.80 $4.14 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	100 MHz	256 kB	128 kB	12 bit	50 I/O	1.7 V	3.6 V	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 256 Kbytes of Flash 216 MHz CPU, A STM32F722RCT6 STMicroelectronics 1: $12.63 183In Stock 960On Order	Mfr. Part No. STM32F722RCT6 Mouser Part No 511-STM32F722RCT6	STMicroelectronics	ARM Microcontrollers - MCU High-performance & DSP FPU, Arm Cortex-M7 MCU 256 Kbytes of Flash 216 MHz CPU, A Learn More about STMicroelectronics stm stm32f7 mcu fpu	Datasheet	183In Stock 960On Order	$12.63 $9.89 $8.79 $8.45 View $8.42 $7.88 $7.87	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M7	32 bit	216 MHz	256 kB	256 kB	3 x 12 bit	50 I/O	1.7 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex M0+ 32-bit MCU, up to 512KB Flash, 144KB RAM STM32G0B1CCU6 STMicroelectronics 1: $5.41 6In Stock 12,480On Order	Mfr. Part No. STM32G0B1CCU6 Mouser Part No 511-STM32G0B1CCU6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex M0+ 32-bit MCU, up to 512KB Flash, 144KB RAM Learn More about STMicroelectronics stm stm32g0 microcontrollers	Datasheet	6In Stock 12,480On Order On Order Ship Dates Mfr. No: STM32G0B1CCU6 Stock: 6 Can Dispatch Immediately On Order: 3,120 Expected 07/01/2027 9,360 TBD Factory Lead Time: 52 Weeks	$5.41 $3.79 $3.52 $3.12 View $2.94 $2.79	Min.: 1 Mult.: 1 Max.: 750	SMD/SMT		ARM Cortex M0+	32 bit	64 MHz	256 kB	144 kB	12 bit	44 I/O	1.7 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170MHz 256Kbytes of Flash Math Accel, High Analog l STM32G473RCT6 STMicroelectronics 1: $8.99 33In Stock 8,640On Order	Mfr. Part No. STM32G473RCT6 Mouser Part No 511-STM32G473RCT6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170MHz 256Kbytes of Flash Math Accel, High Analog l Learn More about STMicroelectronics stm stm32g4 mcus	Datasheet	33In Stock 8,640On Order	$8.99 $6.74 $6.43 $5.53 View $5.46 $5.06	Min.: 1 Mult.: 1 Max.: 960	SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	170 MHz	256 kB	128 kB	5 x 12 bit	52 I/O	1.71 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170MHz 256Kbytes of Flash Math Accel, High Analog l STM32G473VCT6 STMicroelectronics 1: $10.09 29In Stock 2,160On Order	Mfr. Part No. STM32G473VCT6 Mouser Part No 511-STM32G473VCT6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170MHz 256Kbytes of Flash Math Accel, High Analog l Learn More about STMicroelectronics stm stm32g4 mcus	Datasheet	29In Stock 2,160On Order	$10.09 $7.56 $7.21 $6.26	Min.: 1 Mult.: 1 Max.: 150	SMD/SMT	LQFP-100	ARM Cortex M4	32 bit	170 MHz	256 kB	128 kB	5 x 12 bit	86 I/O	1.71 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 256Kbytes of Flash memory STM32G491CCU6 STMicroelectronics 1: $7.79 40In Stock 14,040On Order	Mfr. Part No. STM32G491CCU6 Mouser Part No 511-STM32G491CCU6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M4+ MCU 170MHz with 256Kbytes of Flash memory Learn More about STMicroelectronics stm stm32g4 mcus	Datasheet	40In Stock 14,040On Order On Order Ship Dates Mfr. No: STM32G491CCU6 Stock: 40 Can Dispatch Immediately On Order: 1,560 Expected 22/02/2027 12,480 TBD Factory Lead Time: 52 Weeks	$7.79 $5.45 $5.19 $4.48 View $4.27 $4.11	Min.: 1 Mult.: 1 Max.: 750	SMD/SMT	UFQFPN-48	ARM Cortex M4	32 bit	170 MHz	256 kB	112 kB	4 x 12 bit	42 I/O	1.71 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz C STM32L100RCT6TR STMicroelectronics 1: $8.67 47In Stock 1,000Expected 08/03/2027	Mfr. Part No. STM32L100RCT6TR Mouser Part No 511-STM32L100RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz C Learn More about STMicroelectronics stm32l1	Datasheet	47In Stock 1,000Expected 08/03/2027	Cut Tape $8.67 $6.58 $5.90 $5.45 Reel $4.81 View $5.20 $4.94 $4.66 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	256 kB	16 kB	12 bit	51 I/O	1.8 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L151CCT6TR STMicroelectronics 1: $8.91 169In Stock 4,800On Order	Mfr. Part No. STM32L151CCT6TR Mouser Part No 511-STM32L151CCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp Learn More about STMicroelectronics stm32l1	Datasheet	169In Stock 4,800On Order	Cut Tape $8.91 $6.83 $6.23 $5.65 View Reel $4.85 $5.51 $5.06 $4.85 $4.85 MouseReel Available	Min.: 1 Mult.: 1 : 2,400	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	32 MHz	256 kB	32 kB	12 bit	37 I/O	1.65 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431CCU6 STMicroelectronics 1: $6.40 54In Stock 14,040On Order	Mfr. Part No. STM32L431CCU6 Mouser Part No 511-STM32L431CCU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash Learn More about STMicroelectronics stm stm32l4 mcu fpu	Datasheet	54In Stock 14,040On Order	$6.40 $4.53 $4.22 $3.30 View $3.22 $2.95 $2.85	Min.: 1 Mult.: 1 Max.: 2,000	SMD/SMT	UFQFPN-48	ARM Cortex M4	32 bit	80 MHz	256 kB	64 kB	12 bit	38 I/O	1.71 V	3.6 V	+ 85 C	Tray