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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 (CAD) 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 Cortex M3 +16K/128K +Single 24bit SD AFE ADUCM363BCPZ128 Analog Devices 1: $30.77 42In Stock	Mfr. Part # ADUCM363BCPZ128 Mouser Part # 584-ADUCM363BCPZ128	Analog Devices	ARM Microcontrollers - MCU Cortex M3 +16K/128K +Single 24bit SD AFE Learn More about Analog Devices analog aducm36x mcus	Datasheet	42In Stock	$30.77 $25.57 $24.62 $21.74 View $21.15 $19.99 Quote	Min.: 1 Mult.: 1	SMD/SMT	LFCSP-48	ARM Cortex M3	19 I/O	32 bit	24 bit
ARM Microcontrollers - MCU Cortex M3 MCU + Dual 24bit S-D AFE ADUCM360BCPZ128-R7 Analog Devices 1: $38.72 761In Stock 2,250On Order	Mfr. Part # ADUCM360BCPZ128-R7 Mouser Part # 584-AUCM360BCPZ128R7	Analog Devices	ARM Microcontrollers - MCU Cortex M3 MCU + Dual 24bit S-D AFE Learn More about Analog Devices analog aducm36x mcus	Datasheet	761In Stock 2,250On Order	Cut Tape $38.72 $30.28 $28.93 $26.28 View Reel $24.32 $25.39 $24.80 $24.32 Quote MouseReel Available	Min.: 1 Mult.: 1 : 750	SMD/SMT	LFCSP-48	ARM Cortex M3	19 I/O	32 bit	24 bit
ARM Microcontrollers - MCU EMBEDDED_POWER TLE98912QTW61XUMA1 Infineon Technologies 1: $14.79 57In Stock	Mfr. Part # TLE98912QTW61XUMA1 Mouser Part # 726-TLE98912QTW61XUM	Infineon Technologies	ARM Microcontrollers - MCU EMBEDDED_POWER Learn More about Infineon Technologies infineon motix tle989x microcontrollers	Datasheet	57In Stock	Cut Tape $14.79 $11.43 $10.90 $9.46 View Reel $7.65 $9.03 $8.24 $7.80 $7.65 Quote	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TQFP-48	ARM Cortex M3	8 I/O	32 bit
ARM Microcontrollers - MCU 64k Flash, 16k RAM, AES EFM32G230F64G-E-QFN64 Silicon Labs 1: $9.55 190In Stock NRND	Mfr. Part # EFM32G230F64G-E-QFN64 Mouser Part # 634-32G230F64GEQFN64 NRND	Silicon Labs	ARM Microcontrollers - MCU 64k Flash, 16k RAM, AES	Datasheet	190In Stock	$9.55 $7.32 $6.75 $6.15 View $5.85 $5.67 $5.62 $5.54	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	ARM Cortex M3	56 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES EFM32G232F128G-E-QFP64 Silicon Labs 1: $10.99 225In Stock NRND	Mfr. Part # EFM32G232F128G-E-QFP64 Mouser Part # 634-32G232F128GEFP64 NRND	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES	Datasheet	225In Stock	$10.99 $8.63 $7.93 $7.72 View $6.74 $6.65 $6.52 $6.21	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	ARM Cortex M3	53 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES EFM32G280F128G-E-QFP100 Silicon Labs 1: $12.77 Non-Stocked Lead-Time 12 Weeks NRND	Mfr. Part # EFM32G280F128G-E-QFP100 Mouser Part # 634-32G280128GEFP100 NRND	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES	Datasheet	Non-Stocked Lead-Time 12 Weeks	$12.77 $9.89 $9.17 $8.38 View $8.01 $7.78 $7.57 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	86 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 128k Flash, 16k RAM, 4x22 LCD, AES EFM32G842F128G-E-QFP64 Silicon Labs 1: $12.50 32In Stock NRND	Mfr. Part # EFM32G842F128G-E-QFP64 Mouser Part # 634-32G842F128GEFP64 NRND	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, 4x22 LCD, AES	Datasheet	32In Stock	$12.50 $9.68 $8.97 $8.21 View $7.83 $7.62 $7.40 $7.03	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	ARM Cortex M3	53 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 128k Flash, 16k RAM, 4x40 LCD, AES EFM32G880F128G-E-QFP100 Silicon Labs 1: $13.59 24In Stock NRND	Mfr. Part # EFM32G880F128G-E-QFP100 Mouser Part # 634-32G880F128EFP100 NRND	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, 4x40 LCD, AES	Datasheet	24In Stock	$13.59 $10.57 $9.82 $8.99 View $8.52 $8.35 $8.16 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	86 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES EFM32GG380F512G-E-QFP100 Silicon Labs 1: $24.48 35In Stock NRND	Mfr. Part # EFM32GG380F512G-E-QFP100 Mouser Part # 634-32GG380F512-E NRND	Silicon Labs	ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	35In Stock	$24.48 $19.17 $17.84 $16.39 View $16.23 $15.28 $14.93 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	81 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES EFM32GG390F1024G-E-BGA112 Silicon Labs 1: $29.84 44In Stock NRND	Mfr. Part # EFM32GG390F1024G-E-BGA112 Mouser Part # 634-32GG390F1024-E NRND	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	44In Stock	$29.84 $23.64 $22.10 $20.40 View $19.45 $19.11	Min.: 1 Mult.: 1	SMD/SMT	BGA-112	ARM Cortex M3	86 I/O	32 bit	12 bit
SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 6KLEs M2S005S-VFG256I Microchip Technology 1: $37.11 13In Stock	Mfr. Part # M2S005S-VFG256I Mouser Part # 494-M2S005S-VFG256I	Microchip Technology	SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 6KLEs Learn More about Microchip Technology microchip smartfusion2 fpga	Datasheet	13In Stock	$37.11 $36.56 $35.55 Quote Quote	Min.: 1 Mult.: 1	SMD/SMT	VFBGA-256	ARM Cortex M3
SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs M2S025-VFG256I Microchip Technology 1: $134.24 5In Stock 238Expected 2026-11-11	Mfr. Part # M2S025-VFG256I Mouser Part # 494-M2S025-VFG256I	Microchip Technology	SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs Learn More about Microchip Technology microchip smartfusion2 fpga	Datasheet	5In Stock 238Expected 2026-11-11	$134.24 $132.28	Min.: 1 Mult.: 1	SMD/SMT	VFBGA-256	ARM Cortex M3	138 I/O
ARM Microcontrollers - MCU 32B ARM Cortex-M3 Value line 16KB Flsh STM32F100C4T6BTR STMicroelectronics 1: $8.08 59In Stock 2,400Expected 2027-09-13	Mfr. Part # STM32F100C4T6BTR Mouser Part # 511-STM32F100C4T6BTR	STMicroelectronics	ARM Microcontrollers - MCU 32B ARM Cortex-M3 Value line 16KB Flsh Learn More about STMicroelectronics stm32f1	Datasheet	59In Stock 2,400Expected 2027-09-13	Cut Tape $8.08 $5.79 $5.24 $4.78 View Reel $3.86 $4.59 $4.10 $3.86 $3.86 MouseReel Available	Min.: 1 Mult.: 1 : 2,400	SMD/SMT		ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 32KB STM32F100C6T6B STMicroelectronics 1: $8.15 167In Stock	Mfr. Part # STM32F100C6T6B Mouser Part # 511-STM32F100C6T6B	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 32KB Learn More about STMicroelectronics stm32f1	Datasheet	167In Stock	$8.15 $5.83 $5.30 $4.81 View $4.56 $4.23 $4.20	Min.: 1 Mult.: 1	SMD/SMT		ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32-Bit ARM Cortex 64 Kbyte Value Line STM32F100C8T7B STMicroelectronics 1: $8.40 5In Stock	Mfr. Part # STM32F100C8T7B Mouser Part # 511-STM32F100C8T7B	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 64 Kbyte Value Line Learn More about STMicroelectronics stm32f1	Datasheet	5In Stock	$8.40 $6.38 $5.83 $5.36 View $5.11 $5.03 $4.91 $4.81 Quote	Min.: 1 Mult.: 1	SMD/SMT		ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 128KB STM32F100CBT6B STMicroelectronics 1: $9.03 197In Stock 1,500Expected 2027-11-15	Mfr. Part # STM32F100CBT6B Mouser Part # 511-STM32F100CBT6B	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 128KB Learn More about STMicroelectronics stm32f1	Datasheet	197In Stock 1,500Expected 2027-11-15	$9.03 $6.81 $6.05 $5.72 View $5.46 $5.10 $4.77 $4.64 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT CORTEX M3 64PINS 32KB STM32F100R6T6B STMicroelectronics 1: $8.51 150In Stock 960On Order	Mfr. Part # STM32F100R6T6B Mouser Part # 511-STM32F100R6T6B	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 64PINS 32KB Learn More about STMicroelectronics stm32f1	Datasheet	150In Stock 960On Order	$8.51 $6.48 $5.90 $5.46 View $5.00 $4.77 $4.64 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3		32 bit
ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash STM32F100RDT6B STMicroelectronics 1: $14.49 140In Stock	Mfr. Part # STM32F100RDT6B Mouser Part # 511-STM32F100RDT6B	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	140In Stock	$14.49 $10.86 $10.35 $8.99 View $8.58 $8.15 $7.95 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT CORTEX M3 Value Line 128KB STM32F100VBT6B STMicroelectronics 1: $11.25 36In Stock 4,320On Order	Mfr. Part # STM32F100VBT6B Mouser Part # 511-STM32F100VBT6B	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 Value Line 128KB Learn More about STMicroelectronics stm32f1	Datasheet	36In Stock 4,320On Order On Order Ship Dates Mfr. #: STM32F100VBT6B Stock: 36 Can Ship Immediately On Order: 2,700 Expected 2027-08-09 1,620 Expected 2027-09-06 Factory Lead-Time: 52 Weeks	$11.25 $8.04 $7.56 $7.20 $6.65	Min.: 1 Mult.: 1	SMD/SMT		ARM Cortex M3	80 I/O	32 bit	12 bit
ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash STM32F100VCT6BTR STMicroelectronics 1: $11.97 146In Stock	Mfr. Part # STM32F100VCT6BTR Mouser Part # 511-STM32F100VCT6BTR	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Value Line 100-Pin 32kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	146In Stock	Cut Tape $11.97 $9.26 $8.16 $7.83 View Reel $7.26 $7.55 $7.26 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-100	ARM Cortex M3	80 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC STM32F101RBT6 STMicroelectronics 1: $12.69 292In Stock	Mfr. Part # STM32F101RBT6 Mouser Part # 511-STM32F101RBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	292In Stock	$12.69 $8.86 $8.45 $7.33 View $7.01 $6.68 $6.51 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	64 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU STM32F101RCT6 STMicroelectronics 1: $13.88 31In Stock 960Expected 2026-11-19	Mfr. Part # STM32F101RCT6 Mouser Part # 511-STM32F101RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU Learn More about STMicroelectronics stm32f1	Datasheet	31In Stock 960Expected 2026-11-19	$13.88 $10.41 $9.92 $9.14 View $8.94 $8.45 $8.14	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Access Line 364kB STM32F101RDT6TR STMicroelectronics 1: $15.21 98In Stock	Mfr. Part # STM32F101RDT6TR Mouser Part # 511-STM32F101RDT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Access Line 364kB Learn More about STMicroelectronics stm32f1	Datasheet	98In Stock	Cut Tape $15.21 $11.76 $11.22 $9.73 View Reel $8.58 $9.45 $8.80 $8.58 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M3		32 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line STM32F101RET6 STMicroelectronics 1: $16.96 64In Stock 960On Order	Mfr. Part # STM32F101RET6 Mouser Part # 511-STM32F101RET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line Learn More about STMicroelectronics stm32f1	Datasheet	64In Stock 960On Order	$16.96 $13.23 $11.95 $10.68 View $10.44 $10.38	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC STM32F101V8T6 STMicroelectronics 1: $10.99 182In Stock	Mfr. Part # STM32F101V8T6 Mouser Part # 511-STM32F101V8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	182In Stock	$10.99 $7.85 $7.17 $6.62 View $6.28 $6.19 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	100 I/O	32 bit	12 bit