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ARM Cortex M3 Core Embedded Processors & Controllers

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Core = ARM Cortex M3

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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	Number of I/Os	Data Bus Width	ADC Resolution
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105RCT6 STMicroelectronics 1: $8.55 A tariff of 38% may be applied if shipping to the United States. 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 A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105VCT6 STMicroelectronics 1: $9.46 15,102In Stock	Mfr. Part # STM32F105VCT6 Mouser Part # 511-STM32F105VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	15,102In Stock	$9.46 $7.69 $7.17 $6.68 View $6.56 $6.31 $5.92 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	80 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 1 Mb STM32F205RGT7 STMicroelectronics 1: $13.92 A tariff of 38% may be applied if shipping to the United States. 3,972In Stock	Mfr. Part # STM32F205RGT7 Mouser Part # 511-STM32F205RGT7	STMicroelectronics	ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 1 Mb Learn More about STMicroelectronics stm32f2	Datasheet	3,972In Stock	$13.92 $11.49 $10.72 $10.17 View $10.02 $9.72 $9.69 A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L151CCU6 STMicroelectronics 1: $6.54 A tariff of 38% may be applied if shipping to the United States. 4,114In Stock	Mfr. Part # STM32L151CCU6 Mouser Part # 511-STM32L151CCU6	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	4,114In Stock	$6.54 $5.31 $5.01 $4.68 View $4.53 $4.47 $4.46 A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1	SMD/SMT	UFQPFN-48	ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP CY8C5287AXI-LP095 Infineon Technologies 1: $12.83 10,582In Stock	Mfr. Part # CY8C5287AXI-LP095 Mouser Part # 727-CY8C5287AXILP095	Infineon Technologies	ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	10,582In Stock	$12.83 $10.46 $9.81 $9.20 View $9.02 $8.57 $8.35	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	ARM Cortex M3	62 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Tiny Gecko MCU IC EFM32TG210F32-D-QFN32 Silicon Labs 1: $5.39 1,674In Stock	Mfr. Part # EFM32TG210F32-D-QFN32 Mouser Part # 634-EFM32TG210F32-D	Silicon Labs	ARM Microcontrollers - MCU Tiny Gecko MCU IC Learn More about Silicon Labs energymicroefm32tg	Datasheet	1,674In Stock	$5.39 $4.24 $3.79 $3.54 View $3.27 $3.18 $3.17	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M3	24 I/O	32 bit	12 bit
ARM Microcontrollers - MCU BGA100,GREEN IND TEMP, MRLA ATSAM3X8CA-CU Microchip Technology 1: $11.92 256In Stock	Mfr. Part # ATSAM3X8CA-CU Mouser Part # 556-ATSAM3X8CA-CU	Microchip Technology	ARM Microcontrollers - MCU BGA100,GREEN IND TEMP, MRLA Learn More about Microchip Technology microchip sam3x mcu	Datasheet	256In Stock	$11.92 $10.83 $9.81 $9.80	Min.: 1 Mult.: 1	SMD/SMT	LFBGA-100	ARM Cortex M3	63 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES EFM32G232F128G-E-QFP64R Silicon Labs 1: $7.87 549In Stock	Mfr. Part # EFM32G232F128G-E-QFP64R Mouser Part # 634-32G232128GEFP64R	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES	Datasheet	549In Stock	Cut Tape $7.87 $6.21 $5.71 $5.24 $5.10 Reel $4.47	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-64	ARM Cortex M3	53 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES EFM32GG380F512G-E-QFP100R Silicon Labs 1: $16.75 2,100In Stock	Mfr. Part # EFM32GG380F512G-E-QFP100R Mouser Part # 634-32GG380F512-E-T	Silicon Labs	ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	2,100In Stock	Cut Tape $16.75 $13.32 $12.13 $11.36 View Reel $9.82 $11.28 $10.62 $9.82	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-100	ARM Cortex M3	81 I/O	32 bit	12 bit
ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRLA ATSAM3X8CA-AU Microchip Technology 1: $11.25 1,101In Stock	Mfr. Part # ATSAM3X8CA-AU Mouser Part # 556-ATSAM3X8CA-AU	Microchip Technology	ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRLA Learn More about Microchip Technology microchip sam3x mcu	Datasheet	1,101In Stock	$11.25 $10.25 $10.13 $9.27	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	63 I/O	32 bit	12 bit
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU EFM32JG12B500F1024GM48-C Silicon Labs 1: $9.91 982In Stock	Mfr. Part # EFM32JG12B500F1024GM48-C Mouser Part # 634-JG12B500FGM48C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU Learn More about Silicon Labs silabs efm32 jade gecko mcu	Datasheet	982In Stock	$9.91 $7.90 $7.13 $6.71 View $6.38 $6.13 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	ARM Cortex M3	33 I/O	32 bit	12 bit
ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A ATSAM3A4CA-AU Microchip Technology 1: $10.81 334In Stock	Mfr. Part # ATSAM3A4CA-AU Mouser Part # 556-ATSAM3A4CA-AU	Microchip Technology	ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A Learn More about Microchip Technology microchip sam3a mcu	Datasheet	334In Stock	$10.81 $10.53 $9.90 $9.87 $9.19	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	63 I/O	32 bit	12 bit
ARM Microcontrollers - MCU LQFP,Green,IND TEMP,MRL B ATSAM3S1BB-AU Microchip Technology 1: $3.85 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # ATSAM3S1BB-AU Mouser Part # 556-ATSAM3S1BB-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP,Green,IND TEMP,MRL B Learn More about Microchip Technology microchip sam3s mcu	Datasheet	Non-Stocked Lead-Time 12 Weeks	$3.85 $3.53 $3.19	Min.: 1 Mult.: 1	SMD/SMT	QFP-64	ARM Cortex M3	47 I/O	32 bit	12 bit
ARM Microcontrollers - MCU QFP144,GREEN IND TEMP, MRL A ATSAM3X4EA-AU Microchip Technology 1: $13.15 1,107In Stock	Mfr. Part # ATSAM3X4EA-AU Mouser Part # 556-ATSAM3X4EA-AU	Microchip Technology	ARM Microcontrollers - MCU QFP144,GREEN IND TEMP, MRL A Learn More about Microchip Technology microchip sam3x mcu	Datasheet	1,107In Stock	$13.15 $11.96 $10.82 $10.79	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	103 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB EFM32LG230F128G-F-QFN64R Silicon Labs 1: $9.89 2,650In Stock	Mfr. Part # EFM32LG230F128G-F-QFN64R Mouser Part # 634-32LG230F128GFQFR	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	2,650In Stock	Cut Tape $9.89 $7.69 $7.14 $6.54 View Reel $5.61 $6.20 $6.08 $5.94 $5.61 Quote	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-64	ARM Cortex M3	56 I/O	32 bit	12 bit
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B ATSAM3U1CB-AU Microchip Technology 1: $4.40 318In Stock	Mfr. Part # ATSAM3U1CB-AU Mouser Part # 556-ATSAM3U1CB-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B Learn More about Microchip Technology microchip sam3u mcus	Datasheet	318In Stock	$4.40 $4.00 $3.99 $3.62	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	57 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Lumentum Part to Reserve Buffer Die ADUCM320BBCZ-RL Analog Devices 1: $25.43 1,588In Stock	Mfr. Part # ADUCM320BBCZ-RL Mouser Part # 584-ADUCM320BBCZ-RL	Analog Devices	ARM Microcontrollers - MCU Lumentum Part to Reserve Buffer Die Learn More about Analog Devices adi microcontrollers	Datasheet	1,588In Stock	Cut Tape $25.43 $24.87 $24.33 $23.84 View $23.48 $23.12 $22.78 $22.44 MouseReel Available	Min.: 1 Mult.: 1	SMD/SMT	BGA-96	ARM Cortex M3	40 I/O	32 bit	14 bit
ARM Microcontrollers - MCU MM-LEGACY PSOC135 CY8C5266FNI-LP205T Infineon Technologies 1: $15.65 698In Stock	Mfr. Part # CY8C5266FNI-LP205T Mouser Part # 727-CY8C5266FNLP205T	Infineon Technologies	ARM Microcontrollers - MCU MM-LEGACY PSOC135 Learn More about Infineon Technologies cypress psoc 5lp socs	Datasheet	698In Stock	Cut Tape $15.65 $11.89 $11.40 $10.05 View Reel $8.67 $9.59 $9.15 $8.67 Quote	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	WLCSP-99	ARM Cortex M3	62 I/O	32 bit	12 bit
ARM Microcontrollers - MCU PSOC5LP CY8C5667AXQ-LP040 Infineon Technologies 1: $21.69 170In Stock	Mfr. Part # CY8C5667AXQ-LP040 Mouser Part # 727-CY8C5667AXQLP040	Infineon Technologies	ARM Microcontrollers - MCU PSOC5LP Learn More about Infineon Technologies cypress psoc 5lp socs	Datasheet	170In Stock	$21.69 $17.53 $16.80 $14.80 View $13.51 $12.96 $12.79 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	ARM Cortex M3	62 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller based on ARM Cortex-M3 LPC1768UKZ NXP Semiconductors 1: $15.51 1,319In Stock 4,000Expected 4/12/2027	Mfr. Part # LPC1768UKZ Mouser Part # 771-LPC1768UKZ	NXP Semiconductors	ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp_lpc17xx	Datasheet	1,319In Stock 4,000Expected 4/12/2027	Cut Tape $15.51 $11.79 $11.30 $9.95 View Reel $8.80 $9.47 $9.16 $8.86 $8.80 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,000	SMD/SMT	WLCSP-100	ARM Cortex M3	70 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Cortex M3 + 24K/256K + Dual 24bit SD AFE ADUCM362BCPZ256 Analog Devices 1: $28.19 A tariff of 38% may be applied if shipping to the United States. 741In Stock	Mfr. Part # ADUCM362BCPZ256 Mouser Part # 584-ADUCM362BCPZ256	Analog Devices	ARM Microcontrollers - MCU Cortex M3 + 24K/256K + Dual 24bit SD AFE Learn More about Analog Devices analog aducm36x mcus	Datasheet	741In Stock	$28.19 $24.63 $20.57 $20.40 View $19.60 Quote A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1	SMD/SMT	LFCSP-48	ARM Cortex M3	19 I/O	32 bit	24 bit
ARM Microcontrollers - MCU MM-LEGACY MM CY9BF618TPMC-GK7E1 Infineon Technologies 1: $18.89 280In Stock	Mfr. Part # CY9BF618TPMC-GK7E1 Mouser Part # 727-C9BF618TPMCGK7E1	Infineon Technologies	ARM Microcontrollers - MCU MM-LEGACY MM	Datasheet	280In Stock	$18.89 $15.26 $14.63 $12.89 View $12.30 $11.68 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-176	ARM Cortex M3	154 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP CY8C5288LTI-LP090 Infineon Technologies 1: $14.80 A tariff of 38% may be applied if shipping to the United States. 773In Stock	Mfr. Part # CY8C5288LTI-LP090 Mouser Part # 727-CY8C5288LTILP090	Infineon Technologies	ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	773In Stock	$14.80 $11.68 $10.42 $10.03 View $9.61 $9.15 $8.93 Quote A tariff of 38% may be applied if shipping to the United States.	Min.: 1 Mult.: 1	SMD/SMT	QFN-68	ARM Cortex M3	38 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES EFM32GG395F1024G-E-BGA120 Silicon Labs 1: $20.90 1,162In Stock NRND	Mfr. Part # EFM32GG395F1024G-E-BGA120 Mouser Part # 634-32GG395F1024-E NRND	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	1,162In Stock	$20.90 $16.95 $15.52 $14.61 View $13.94 $13.63 Quote	Min.: 1 Mult.: 1	SMD/SMT	BGA-120	ARM Cortex M3	93 I/O	32 bit	12 bit
SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 6KLEs M2S005S-TQG144 Microchip Technology 1: $19.88 124In Stock	Mfr. Part # M2S005S-TQG144 Mouser Part # 494-M2S005S-TQG144	Microchip Technology	SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 6KLEs Learn More about Microchip Technology microchip smartfusion2 fpga	Datasheet	124In Stock	$19.88 $19.40 $19.05 $18.91 View $18.80 Quote	Min.: 1 Mult.: 1	SMD/SMT	TQFP-144	ARM Cortex M3