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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	Qualification	Packaging
ARM Microcontrollers - MCU TRAVEO-2 BODY HIGH-END CYT4BB7CEBQ1AEEGS Infineon Technologies 1: $17.38 270In Stock	Mfr. Part No. CYT4BB7CEBQ1AEEGS Mouser Part No 726-CYT4BB7CEBQ1AEEG	Infineon Technologies	ARM Microcontrollers - MCU TRAVEO-2 BODY HIGH-END Learn More about Infineon Technologies infineon cyt3bb cyt4bb auto mcus	Datasheet	270In Stock	$17.38 $14.28 $11.10 View Quote	Min.: 1 Mult.: 1	SMD/SMT	TEQFP-144	ARM Cortex M7	32 bit		256 kB	768 kB	12 bit		2.7 V	5.5 V	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU LCD DIPSLAY CONTROLLER, MCU, GENERAL PURPOSE TMPM4MNFYAFG(DBB) Toshiba 1: $9.99 833In Stock	Mfr. Part No. TMPM4MNFYAFG(DBB) Mouser Part No 757-TMPM4MNFYAFGDBB	Toshiba	ARM Microcontrollers - MCU LCD DIPSLAY CONTROLLER, MCU, GENERAL PURPOSE Learn More about Toshiba tmpm4k mcus	Datasheet	833In Stock	$9.99 $8.27 $7.33 $7.00 View $6.42 Quote	Min.: 1 Mult.: 1	SMD/SMT	PQFP-100	ARM Cortex M4	32 bit	160 MHz	256 kB	24 kB	12 bit	87 I/O	2.7 V	5.5 V	+ 105 C		Tray
ARM Microcontrollers - MCU MCX A15 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 100 QFP MCXA154VLL NXP Semiconductors 1: $4.08 722In Stock	Mfr. Part No. MCXA154VLL Mouser Part No 771-MCXA154VLL	NXP Semiconductors	ARM Microcontrollers - MCU MCX A15 Essential MCUs with Arm Cortex -M33, Low Power and Intelligent Peripherals, 100 QFP Learn More about NXP Semiconductors nxp mcx a mcus	Datasheet	722In Stock	$4.08 $3.08 $2.58 $2.57 View $2.49 $2.33 $2.30 $2.26	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M33		96 MHz	256 kB	64 kB	16 bit	81 I/O			+ 125 C		Tray
ARM Microcontrollers - MCU MCX C24 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 48 QFN MCXC244VFT NXP Semiconductors 1: $3.29 1,280In Stock	Mfr. Part No. MCXC244VFT Mouser Part No 771-MCXC244VFT	NXP Semiconductors	ARM Microcontrollers - MCU MCX C24 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 48 QFN Learn More about NXP Semiconductors nxp mcx c microcontrollers	Datasheet	1,280In Stock	$3.29 $2.47 $2.27 $2.04 View $1.93 $1.87 $1.80 $1.72 $1.70	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	16 bit	36 I/O	1.71 V	3.6 V	+ 125 C		Tray
ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB EFM32LG232F256G-F-QFP64 Silicon Labs 1: $11.36 1,600In Stock NRND	Mfr. Part No. EFM32LG232F256G-F-QFP64 Mouser Part No 634-32LG232F256GFQFP NRND	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	1,600In Stock	$11.36 $8.87 $8.24 $7.56 View $7.32 $7.04 $7.01 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	ARM Cortex M3	32 bit	48 MHz	256 kB	32 kB	12 bit	53 I/O	1.98 V	3.8 V	+ 85 C		Tray
ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB EFM32LG332F256G-F-QFP64 Silicon Labs 1: $11.90 1,059In Stock NRND	Mfr. Part No. EFM32LG332F256G-F-QFP64 Mouser Part No 634-32LG332F256GFQFP NRND	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	1,059In Stock	$11.90 $9.32 $8.67 $7.97 View $7.89 $7.42 $7.26 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	ARM Cortex M3	32 bit	48 MHz	256 kB	32 kB	12 bit	50 I/O	1.98 V	3.8 V	+ 85 C		Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C STM32F091CCT6 STMicroelectronics 1: $6.88 4,184In Stock 10,500On Order	Mfr. Part No. STM32F091CCT6 Mouser Part No 511-STM32F091CCT6	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 256 Kbytes of Flash 48 MHz CPU, CAN & C Learn More about STMicroelectronics stm32f0	Datasheet	4,184In Stock 10,500On Order On Order Ship Dates Mfr. No: STM32F091CCT6 Stock: 4,184 Can Dispatch Immediately On Order: 6,000 Expected 26/04/2027 4,500 Expected 22/11/2027 Factory Lead Time: 40 Weeks	$6.88 $5.28 $4.63 $4.43 View $4.22 $4.10 $4.05 $3.89 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M0	32 bit	48 MHz	256 kB	32 kB	12 bit	38 I/O	2 V	3.6 V	+ 85 C		Tray
ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash STM32F100RCT6BTR STMicroelectronics 1: $8.09 5,901In Stock	Mfr. Part No. STM32F100RCT6BTR Mouser Part No 511-STM32F100RCT6BTR	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	5,901In Stock	Cut Tape $8.09 $6.22 $5.59 $5.24 View Reel $4.74 $5.12 $4.84 $4.74 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	24 MHz	256 kB	24 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 256 to 512 USB/CAN STM32F103RCT6 STMicroelectronics 1: $9.27 16,741In Stock	Mfr. Part No. STM32F103RCT6 Mouser Part No 511-STM32F103RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 256 to 512 USB/CAN Learn More about STMicroelectronics stm32f1	Datasheet	16,741In Stock	$9.27 $7.58 $6.47 $6.06 View $6.01 $5.99 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	48 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C		Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 M3 72MHz 64pins STM32F103RCT6TR STMicroelectronics 1: $9.83 11,424In Stock	Mfr. Part No. STM32F103RCT6TR Mouser Part No 511-STM32F103RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M3 72MHz 64pins Learn More about STMicroelectronics stm32f1	Datasheet	11,424In Stock	Cut Tape $9.83 $7.72 $6.99 $6.55 $6.40 Reel $6.40 MouseReel Available	Min.: 1 Mult.: 1 Max.: 480 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	48 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Perf Line USB CAN STM32F103RCT7 STMicroelectronics 1: $10.13 2,656In Stock	Mfr. Part No. STM32F103RCT7 Mouser Part No 511-STM32F103RCT7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Perf Line USB CAN Learn More about STMicroelectronics stm32f1	Datasheet	2,656In Stock	$10.13 $8.01 $7.42 $6.74 View $6.58 $6.24 $6.16 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	48 kB	12 bit	51 I/O	2 V	3.6 V	+ 105 C		Tray
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line STM32F103RCY6TR STMicroelectronics 1: $10.43 3,957In 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	3,957In Stock	Cut Tape $10.43 $8.06 $7.69 $6.67 View Reel $5.87 $6.61 $6.14 $5.87 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	WLCSP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	48 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line STM32F103VCT6TR STMicroelectronics 1: $10.73 29,181In Stock	Mfr. Part No. STM32F103VCT6TR Mouser Part No 511-STM32F103VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line Learn More about STMicroelectronics stm32f1	Datasheet	29,181In Stock	Cut Tape $10.73 $8.53 $7.67 $7.26 View Reel $6.59 $7.10 $6.70 $6.59 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	72 MHz	256 kB	48 kB	12 bit	80 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105RCT6 STMicroelectronics 1: $8.55 12,058In Stock	Mfr. Part No. STM32F105RCT6 Mouser Part No 511-STM32F105RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	12,058In Stock	$8.55 $6.86 $6.45 $5.96 View $5.85 $5.61 $5.33	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	64 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C		Tray
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F107RCT6 STMicroelectronics 1: $11.30 3,123In Stock	Mfr. Part No. STM32F107RCT6 Mouser Part No 511-STM32F107RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics STM32F107	Datasheet	3,123In Stock	$11.30 $8.82 $7.82 $7.33 View $6.93 $6.83	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	64 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C		Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431KCU6 STMicroelectronics 1: $5.46 5,734In Stock	Mfr. Part No. STM32L431KCU6 Mouser Part No 511-STM32L431KCU6	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	5,734In Stock	$5.46 $4.08 $3.62 $3.37 View $3.29 $2.93 $2.87 $2.69	Min.: 1 Mult.: 1 Max.: 2,940	SMD/SMT	UFQFPN-32	ARM Cortex M4	32 bit	80 MHz	256 kB	64 kB	12 bit	26 I/O	1.71 V	3.6 V	+ 85 C		Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash STM32L431KCU6TR STMicroelectronics 1: $6.34 5,607In Stock 51,000On Order	Mfr. Part No. STM32L431KCU6TR Mouser Part No 511-STM32L431KCU6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 256 Kbytes of Flash	Datasheet	5,607In Stock 51,000On Order	Cut Tape $6.34 $4.36 $4.06 $3.57 View Reel $2.88 $3.39 $3.06 $2.88 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000	SMD/SMT	QFN-32	ARM Cortex M4	32 bit	80 MHz	256 kB	64 kB	12 bit	26 I/O	1.71 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 , DFSDM STM32L451CCU3 STMicroelectronics 1: $7.29 5,075In Stock	Mfr. Part No. STM32L451CCU3 Mouser Part No 511-STM32L451CCU3	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	5,075In Stock	$7.29 $5.59 $4.91 $4.70	Min.: 1 Mult.: 1 Max.: 100	SMD/SMT	QFN-48	ARM Cortex M4	32 bit	80 MHz	256 kB	160 kB	12 bit	38 I/O	1.71 V	3.6 V	+ 125 C		Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash STM32L552CCU6 STMicroelectronics 1: $9.01 7,457In Stock	Mfr. Part No. STM32L552CCU6 Mouser Part No 511-STM32L552CCU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 Trust Zone, MCU 110 MHz 256 kbytes of Flash Learn More about STMicroelectronics stm stm32 l5 mcus	Datasheet	7,457In Stock	$9.01 $7.17 $6.51 $6.15 View $5.89 $5.70	Min.: 1 Mult.: 1 Max.: 750	SMD/SMT	UFQFPN-48	ARM Cortex M33	32 bit	110 MHz	256 kB	256 kB	2 x 12 bit	38 I/O	1.71 V	3.6 V	+ 85 C		Tray
32-bit Microcontrollers - MCU 32-bit 256KB Flash AT32UC3A0256-ALUT Microchip Technology 1: $13.65 1,276In Stock	Mfr. Part No. AT32UC3A0256-ALUT Mouser Part No 556-AT32UC3A0256ALUT	Microchip Technology	32-bit Microcontrollers - MCU 32-bit 256KB Flash Learn More about Microchip Technology microchip a0 a1 series mcus	Datasheet	1,276In Stock	$13.65 $12.42 $11.24	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	AVR	32 bit	66 MHz	256 kB	64 kB	10 bit	109 I/O	1.65 V	1.95 V	+ 85 C		Tray
32-bit Microcontrollers - MCU 256k flash Ind AT32UC3A4256S-C1UR Microchip Technology 1: $12.92 2,818In Stock	Mfr. Part No. AT32UC3A4256S-C1UR Mouser Part No 556-AT32UC3A4256SC1R	Microchip Technology	32-bit Microcontrollers - MCU 256k flash Ind Learn More about Microchip Technology microchip a3 a4 series mcus	Datasheet	2,818In Stock	Cut Tape $12.92 $12.49 Reel $10.64	Min.: 1 Mult.: 1 : 4,000	SMD/SMT	VFBGA-100	AVR	32 bit	84 MHz	256 kB	64 kB	10 bit	70 I/O	1.8 V	1.8 V	+ 85 C		Reel, Cut Tape
ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU AT91SAM7S256D-AU Microchip Technology 1: $11.25 3,676In Stock	Mfr. Part No. AT91SAM7S256D-AU Mouser Part No 556-AT91SAM7S256D-AU	Microchip Technology	ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU	Datasheet	3,676In Stock	$11.25 $10.24 $9.26	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM7TDMI	32 bit/16 bit	55 MHz	256 kB	64 kB	10 bit	32 I/O	1.65 V	1.95 V	+ 85 C		Tray
RF Microcontrollers - MCU 2.4GHZ 802.15.4 256K SOC 48pin T&R ATMEGA2564RFR2-ZUR Microchip Technology 1: $8.42 4,641In Stock	Mfr. Part No. ATMEGA2564RFR2-ZUR Mouser Part No 556-ATMEGA2564RFR2Z	Microchip Technology	RF Microcontrollers - MCU 2.4GHZ 802.15.4 256K SOC 48pin T&R Learn More about Microchip Technology microchip wireless connectivity	Datasheet	4,641In Stock	Cut Tape $8.42 Reel $7.06	Min.: 1 Mult.: 1 : 4,000	SMD/SMT	QFN-48	AVR	8 bit	16 MHz	256 kB	32 kB	10 bit		1.8 V	3.6 V	+ 125 C		Reel, Cut Tape
ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-AFT Microchip Technology 1: $4.42 6,087In Stock	Mfr. Part No. ATSAMD21E18A-AFT Mouser Part No 556-ATSAMD21E18A-AFT	Microchip Technology	ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	6,087In Stock	Cut Tape $4.42 $4.27 Reel $3.65 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	TQFP-32	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	26 I/O	1.62 V	3.63 V	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Low-Power, 32-bit Cortex-M0+ MCU with Advanced Analog and PWM ATSAMD21E18A-MUT Microchip Technology 1: $3.97 13,968In Stock	Mfr. Part No. ATSAMD21E18A-MUT Mouser Part No 556-ATSAMD21E18A-MUT	Microchip Technology	ARM Microcontrollers - MCU Low-Power, 32-bit Cortex-M0+ MCU with Advanced Analog and PWM Learn More about Microchip Technology sam d21 mcus	Datasheet	13,968In Stock	Cut Tape $3.97 $3.83 Reel $3.26 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	VQFN-32	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	26 I/O	1.62 V	3.63 V	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel