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256 kB ARM 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.	Series	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	Qualification	Packaging
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, AES, 48 MHz CPU STM32U083RCT6 STMicroelectronics 1: $4.94 2,285In Stock 6,720Expected 11/12/2026	Mfr. Part # STM32U083RCT6 Mouser Part # 511-STM32U083RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 256-Kbytes Flash LCD, USB, AES, 48 MHz CPU Learn More about STMicroelectronics stm stm32u0 low power mcus	Datasheet	2,285In Stock 6,720Expected 11/12/2026	$4.94 $3.58 $3.23 $2.78 View $2.63 $2.38 $2.37	Min.: 1 Mult.: 1 Max.: 960	STM32U0			ARM Cortex M0	256 kB			48 MHz								Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 256 Kbytes Flash STM32U535CCU6 STMicroelectronics 1: $7.30 1,981In Stock	Mfr. Part # STM32U535CCU6 Mouser Part # 511-STM32U535CCU6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M33 MCU TrustZone, 160 MHz 256 Kbytes Flash Learn More about STMicroelectronics stmicro stm32u5	Datasheet	1,981In Stock	$7.30 $5.60 $4.92 $4.71 View $4.67 $4.24 $4.15 $3.98 Quote	Min.: 1 Mult.: 1	STM32U5	SMD/SMT	UFQFPN-48	ARM Cortex M33	256 kB	32 bit	12 bit, 14 bit	160 MHz	37 I/O	574 kB	1.71 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 32-bit Arm® Cort ex®-M4F-based M TM4C123BH6NMRI Texas Instruments 1: $16.67 252In Stock	Mfr. Part # TM4C123BH6NMRI Mouser Part # 595-TM4C123BH6NMRI	Texas Instruments	ARM Microcontrollers - MCU 32-bit Arm® Cort ex®-M4F-based M Learn More about Texas Instruments ti tiva C	Datasheet	252In Stock	$16.67 $13.20 $11.80 $11.37 View $11.24 $10.72 $10.55 Quote	Min.: 1 Mult.: 1	TM4C123BH6NMR	SMD/SMT	NFBGA-157	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	120 I/O	32 kB	3.15 V	3.63 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU BLIZZARD 157 BGA TM4C123BH6NMRIR Texas Instruments 1: $14.48 600In Stock	Mfr. Part # TM4C123BH6NMRIR Mouser Part # 595-TM4C123BH6NMRIR	Texas Instruments	ARM Microcontrollers - MCU BLIZZARD 157 BGA Learn More about Texas Instruments ti tiva C	Datasheet	600In Stock	$14.48 $11.42 $10.18 $9.80 View $9.66 $9.27 $8.93 Quote	Min.: 1 Mult.: 1	TM4C123BH6NMR	SMD/SMT	NFBGA-157	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	120 I/O	32 kB			- 40 C	+ 85 C
ARM Microcontrollers - MCU BLIZZARD 157 BGA TM4C123GH6NMRI Texas Instruments 1: $19.92 260In Stock	Mfr. Part # TM4C123GH6NMRI Mouser Part # 595-TM4C123GH6NMRI	Texas Instruments	ARM Microcontrollers - MCU BLIZZARD 157 BGA Learn More about Texas Instruments ti tiva C	Datasheet	260In Stock	$19.92 $15.86 $14.24 $13.73 View $13.18 $12.71 Quote	Min.: 1 Mult.: 1		SMD/SMT	NFBGA-157	ARM Cortex M4	256 kB	32 bit	2 x 12 bit	80 MHz	120 I/O	32 kB	3.15 V	3.63 V	- 40 C	+ 85 C
ARM Microcontrollers - MCU BLIZZARD 157 BGA TM4C123GH6NMRI7 Texas Instruments 1: $19.92 260In Stock	Mfr. Part # TM4C123GH6NMRI7 Mouser Part # 595-TM4C123GH6NMRI7	Texas Instruments	ARM Microcontrollers - MCU BLIZZARD 157 BGA Learn More about Texas Instruments ti tiva C	Datasheet	260In Stock	$19.92 $15.86 $14.24 $13.73 View $13.18 $12.58 Quote	Min.: 1 Mult.: 1	TM4C123GH6NMR	SMD/SMT	NFBGA-157	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	120 I/O	32 kB	1.08 V	3.63 V	- 40 C	+ 85 C
ARM Microcontrollers - MCU BLIZZARD 157 BGA TM4C123GH6NMRIR Texas Instruments 1: $17.27 953In Stock	Mfr. Part # TM4C123GH6NMRIR Mouser Part # 595-TM4C123GH6NMRIR	Texas Instruments	ARM Microcontrollers - MCU BLIZZARD 157 BGA Learn More about Texas Instruments ti tiva C	Datasheet	953In Stock	$17.27 $13.69 $12.25 $11.81 View $11.68 $11.25 $9.85	Min.: 1 Mult.: 1	TM4C123GH6NMR	SMD/SMT	NFBGA-157	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	120 I/O	32 kB	1.08 V	3.63 V	- 40 C	+ 85 C
ARM Microcontrollers - MCU BLIZZARD 157 BGA TM4C123GH6NMRT Texas Instruments 1: $20.85 170In Stock	Mfr. Part # TM4C123GH6NMRT Mouser Part # 595-TM4C123GH6NMRT	Texas Instruments	ARM Microcontrollers - MCU BLIZZARD 157 BGA Learn More about Texas Instruments ti tiva C	Datasheet	170In Stock	$20.85 $16.62 $14.93 $14.41 View $13.83 $13.22 Quote	Min.: 1 Mult.: 1	TM4C123GH6NMR	SMD/SMT	NFBGA-157	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	120 I/O	32 kB	1.08 V	3.63 V	- 40 C	+ 85 C
ARM Microcontrollers - MCU 32-bit Arm Cortex - M4F-based MCU with 8 TM4C123GH6NMRT7R Texas Instruments 1: $18.20 958In Stock	Mfr. Part # TM4C123GH6NMRT7R Mouser Part # 595-TM4C123GH6NMRT7R	Texas Instruments	ARM Microcontrollers - MCU 32-bit Arm Cortex - M4F-based MCU with 8 Learn More about Texas Instruments ti tiva C	Datasheet	958In Stock	Cut Tape $18.20 $14.45 $12.95 $12.48 View Reel $10.42 $12.36 $11.69 $10.42 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	TM4C123GH6NMR	SMD/SMT	NFBGA-157	ARM Cortex M4F	256 kB	32 bit	12 bit	80 MHz	120 I/O	32 kB	3.15 V	3.63 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4148AZSS568XQLA1 Infineon Technologies 1: $8.78 450In Stock	Mfr. Part # CY8C4148AZSS568XQLA1 Mouser Part # 726-CY8C4148AZSS568X	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies infineon psoc 4100s max	Datasheet	450In Stock	$8.78 $6.81 $5.81 $5.60 View $5.34 $5.24 Quote	Min.: 1 Mult.: 1	PSOC 4100S Max	SMD/SMT	TQFP-100	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	84 I/O	32 kB	1.71 V	5.5 V	- 40 C	+ 105 C	AEC-Q100	Tray
ARM Microcontrollers - MCU USB-C HV MCU CYPM132197BZXITXUMA1 Infineon Technologies 1: $7.13 1,479In Stock	Mfr. Part # CYPM132197BZXITXUMA1 Mouser Part # 726-CYPM132197BZXITX	Infineon Technologies	ARM Microcontrollers - MCU USB-C HV MCU Learn More about Infineon Technologies infineon usb c ez pd pmg1 s3	Datasheet	1,479In Stock	Cut Tape $7.13 $5.49 $4.83 $4.63 View Reel $3.89 $4.53 $4.28 $4.24 $3.89 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000	EZ-PD PMG1-S3	SMD/SMT	BGA-97	ARM Cortex M0+	256 kB	32 bit	No ADC	48 MHz	50 I/O		1.71 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU TRAVEO-2 BODY HIGH-END CYT4BB7CEBQ1AEEGS Infineon Technologies 1: $17.38 270In Stock	Mfr. Part # CYT4BB7CEBQ1AEEGS Mouser Part # 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	CYT4BB	SMD/SMT	TEQFP-144	ARM Cortex M7	256 kB	32 bit	12 bit			768 kB	2.7 V	5.5 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU LCD DIPSLAY CONTROLLER, MCU, GENERAL PURPOSE TMPM4MNFYAFG(DBB) Toshiba 1: $9.99 833In Stock	Mfr. Part # TMPM4MNFYAFG(DBB) Mouser Part # 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	256 kB	32 bit	12 bit	160 MHz	87 I/O	24 kB	2.7 V	5.5 V	- 40 C	+ 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 # MCXA154VLL Mouser Part # 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	MCX A	SMD/SMT	LQFP-100	ARM Cortex M33	256 kB		16 bit	96 MHz	81 I/O	64 kB			- 40 C	+ 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 # MCXC244VFT Mouser Part # 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	MCX C	SMD/SMT	QFN-48	ARM Cortex M0+	256 kB	32 bit	16 bit	48 MHz	36 I/O	32 kB	1.71 V	3.6 V	- 40 C	+ 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 # EFM32LG232F256G-F-QFP64 Mouser Part # 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	EFM32LG	SMD/SMT	TQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	48 MHz	53 I/O	32 kB	1.98 V	3.8 V	- 40 C	+ 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 # EFM32LG332F256G-F-QFP64 Mouser Part # 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	EFM32LG	SMD/SMT	TQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	48 MHz	50 I/O	32 kB	1.98 V	3.8 V	- 40 C	+ 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 # STM32F091CCT6 Mouser Part # 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. #: STM32F091CCT6 Stock: 4,184 Can Ship Immediately On Order: 6,000 Expected 4/26/2027 4,500 TBD 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	STM32F091CC	SMD/SMT	LQFP-48	ARM Cortex M0	256 kB	32 bit	12 bit	48 MHz	38 I/O	32 kB	2 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash STM32F100RCT6BTR STMicroelectronics 1: $8.09 5,901In Stock	Mfr. Part # STM32F100RCT6BTR Mouser Part # 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	STM32F100RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	24 MHz	51 I/O	24 kB	2 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 256 to 512 USB/CAN STM32F103RCT6 STMicroelectronics 1: $9.54 16,741In Stock	Mfr. Part # STM32F103RCT6 Mouser Part # 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	$9.54 $7.66 $6.78 $6.19 View $6.05 $5.98 $5.90 Quote	Min.: 1 Mult.: 1	STM32F103RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	48 kB	2 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 M3 72MHz 64pins STM32F103RCT6TR STMicroelectronics 1: $9.83 11,424In Stock	Mfr. Part # STM32F103RCT6TR Mouser Part # 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	STM32F103RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	48 kB	2 V	3.6 V	- 40 C	+ 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 # STM32F103RCT7 Mouser Part # 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	STM32F103RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	48 kB	2 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line STM32F103RCY6TR STMicroelectronics 1: $10.43 3,957In Stock	Mfr. Part # STM32F103RCY6TR Mouser Part # 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	STM32F103RC	SMD/SMT	WLCSP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	48 kB	2 V	3.6 V	- 40 C	+ 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 # STM32F103VCT6TR Mouser Part # 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	STM32F103VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	48 kB	2 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105RCT6 STMicroelectronics 1: $8.55 12,068In Stock	Mfr. Part # STM32F105RCT6 Mouser Part # 511-STM32F105RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	12,068In Stock	$8.55 $6.86 $6.45 $5.96 View $5.85 $5.61 $5.33	Min.: 1 Mult.: 1	STM32F105RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C		Tray