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ARM Cortex M3 Core 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	Packaging
ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE STM32F103CBT7 STMicroelectronics 1: $8.82 8,050In Stock	Mfr. Part # STM32F103CBT7 Mouser Part # 511-STM32F103CBT7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	8,050In Stock	$8.82 $6.82 $6.02 $5.77 View $5.51 $5.35 $5.23 $5.07	Min.: 1 Mult.: 1	STM32F103CB	SMD/SMT	LQFP-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	37 I/O	20 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105RCT6 STMicroelectronics 1: $8.42 13,676In 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	13,676In Stock	$8.42 $6.91 $6.51 $6.02 View $5.91 $5.57 $5.36	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
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105VCT6 STMicroelectronics 1: $9.46 15,975In 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	15,975In Stock	$9.46 $7.68 $7.17 $6.68 View $6.56 $6.31 $5.92 Quote	Min.: 1 Mult.: 1	STM32F105VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 1 Mb STM32F205RGT7 STMicroelectronics 1: $13.92 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	Min.: 1 Mult.: 1	STM32F205RG	SMD/SMT	LQFP-64	ARM Cortex M3	1 MB	32 bit	12 bit	120 MHz	51 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L151CCU6 STMicroelectronics 1: $5.58 4,125In 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	4,125In Stock	$5.58 $4.69 $4.39 $4.23 View $4.16 $4.15	Min.: 1 Mult.: 1	STM32L151CC	SMD/SMT	UFQPFN-48	ARM Cortex M3	256 kB	32 bit	12 bit	32 MHz	37 I/O	32 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP CY8C5287AXI-LP095 Infineon Technologies 1: $14.44 10,884In 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	10,884In Stock	$14.44 $11.72 $10.38 $10.03 View $9.16 $8.59 $8.38 Quote	Min.: 1 Mult.: 1	CY8C52LPxxx	SMD/SMT	TQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	80 MHz	62 I/O	64 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line STM32F103RCY6TR STMicroelectronics 1: $10.43 3,952In Stock	Mfr. Part # STM32F103RCY6TR Mouser Part # 511-STM32F103RCY6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line Learn More about STMicroelectronics stm32f1	Datasheet	3,952In Stock	Cut Tape $10.43 $8.06 $7.69 $6.67 View Reel $5.83 $6.61 $6.14 $5.83 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 LQFP, Grn, IT, MRL B ATSAM3U1CB-AU Microchip Technology 1: $4.40 348In 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	348In Stock	$4.40 $4.00 $3.72	Min.: 1 Mult.: 1	SAM3U	SMD/SMT	LQFP-100	ARM Cortex M3	64 kB	32 bit	12 bit	96 MHz	57 I/O	20 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB EFM32LG842F256G-F-QFP64R Silicon Labs 1: $11.10 5,787In Stock	Mfr. Part # EFM32LG842F256G-F-QFP64R Mouser Part # 634-32LG842256GFQFPR	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	5,787In Stock	Cut Tape $11.10 $8.67 $8.06 $7.39 View Reel $6.71 $7.02 $6.88 $6.71 Quote	Min.: 1 Mult.: 1 : 1,000	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	Reel, Cut Tape
ARM Microcontrollers - MCU 32-Bit Arm Cortex M3 128kb UltralowPower STM32L151CBT6 STMicroelectronics 1: $8.31 10,299In Stock NRND	Mfr. Part # STM32L151CBT6 Mouser Part # 511-STM32L151CBT6 NRND	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Arm Cortex M3 128kb UltralowPower Learn More about STMicroelectronics stm32l1	Datasheet	10,299In Stock	$8.31 $6.42 $5.66 $5.42 View $5.18 $5.02 $4.57 $4.47 Quote	Min.: 1 Mult.: 1	STM32L151CB	SMD/SMT		ARM Cortex M3	128 kB	32 bit	12 bit	32 MHz	37 I/O	16 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES EFM32GG280F512G-E-QFP100 Silicon Labs 1: $15.11 890In Stock	Mfr. Part # EFM32GG280F512G-E-QFP100 Mouser Part # 634-32GG280F512-E	Silicon Labs	ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	890In Stock	$15.11 $12.23 $10.90 $10.80 View $9.54 $9.40 Quote	Min.: 1 Mult.: 1	EFM32GG	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	48 MHz	85 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES EFM32GG380F512G-E-QFP100R Silicon Labs 1: $15.77 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 $15.77 $12.35 $11.49 $10.56 View Reel $9.10 $10.45 $9.84 $9.10	Min.: 1 Mult.: 1 : 1,000	EFM32GG	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	48 MHz	81 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES EFM32GG395F1024G-E-BGA120 Silicon Labs 1: $19.80 1,162In Stock	Mfr. Part # EFM32GG395F1024G-E-BGA120 Mouser Part # 634-32GG395F1024-E	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	1,162In Stock	$19.80 $15.69 $14.67 $13.54 View $12.91 $12.68 Quote	Min.: 1 Mult.: 1	EFM32GG	SMD/SMT	BGA-120	ARM Cortex M3	1.02 MB	32 bit	12 bit	48 MHz	93 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x34 LCD, AES EFM32GG990F1024G-E-BGA112R Silicon Labs 1: $20.02 637In Stock	Mfr. Part # EFM32GG990F1024G-E-BGA112R Mouser Part # 634-32GG990F1024-E-T	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x34 LCD, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	637In Stock	Cut Tape $20.02 $15.87 $14.83 $13.69 View Reel $12.81 $13.07 $12.83 $12.81 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	EFM32GG	SMD/SMT	BGA-112	ARM Cortex M3	1.02 MB	32 bit	12 bit	48 MHz	86 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
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 $9.24	Min.: 1 Mult.: 1	SAM3A	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	84 MHz	63 I/O	64 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
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	SAM3S	SMD/SMT	QFP-64	ARM Cortex M3	64 kB	32 bit	12 bit	64 MHz	47 I/O	16 kB	1.62 V	1.9 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB EFM32LG230F128G-F-QFN64R Silicon Labs 1: $9.33 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 $9.33 $7.23 $6.71 $6.13 View Reel $5.24 $5.85 $5.69 $5.54 $5.24 Quote	Min.: 1 Mult.: 1 : 3,000	EFM32LG	SMD/SMT	QFN-64	ARM Cortex M3	128 kB	32 bit	12 bit	48 MHz	56 I/O	32 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU EFM32JG12B500F1024GM48-C Silicon Labs 1: $9.14 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	$9.14 $7.22 $6.66 $6.08 View $5.81 $5.64 $5.49 Quote	Min.: 1 Mult.: 1	EFM32JG12	SMD/SMT	QFN-48	ARM Cortex M3	1.02 MB	32 bit	12 bit	40 MHz	33 I/O	256 kB	1.8 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB EFM32LG380F256G-F-QFP100 Silicon Labs 1: $12.44 380In Stock	Mfr. Part # EFM32LG380F256G-F-QFP100 Mouser Part # 634-32LG380F256GFQFP	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	380In Stock	$12.44 $9.74 $9.07 $8.41 View $8.25 $7.77 $7.68 Quote	Min.: 1 Mult.: 1	EFM32LG	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	48 MHz	83 I/O	32 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 256 kB MCU EFM32JG1B200F256GM48-C0 Silicon Labs 1: $6.59 1,159In Stock	Mfr. Part # EFM32JG1B200F256GM48-C0 Mouser Part # 634-JG1B200F25648C0	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 256 kB MCU Learn More about Silicon Labs silabs efm32 jade gecko mcu	Datasheet	1,159In Stock	$6.59 $4.79 $4.46 $3.92 View $3.72 $3.34 $3.03 $3.02	Min.: 1 Mult.: 1	EFM32JG	SMD/SMT	QFN-48	ARM Cortex M3	256 kB	32 bit	12 bit	40 MHz	32 I/O	32 kB	1.85 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MCU,M3,120MHz,1MBMem/130kBRAM,QFP144 TMPM3HQF10BFG Toshiba 1: $14.84 1,194In Stock	Mfr. Part # TMPM3HQF10BFG Mouser Part # 757-TMPM3HQF10BFG	Toshiba	ARM Microcontrollers - MCU MCU,M3,120MHz,1MBMem/130kBRAM,QFP144 Learn More about Toshiba tmpm3h arm microcontrollers		1,194In Stock	$14.84 $12.30 $10.96 $10.72 View $10.27 $9.94 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-144	ARM Cortex M3		32 bit	12 bit	120 MHz	134 I/O	130 kB	2.7 V	5.5 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU MCU,M3,120MHz,512kBMem/66kBRAM,QFP144 TMPM3HQFDAFG Toshiba 1: $11.48 598In Stock	Mfr. Part # TMPM3HQFDAFG Mouser Part # 757-TMPM3HQFDAFG	Toshiba	ARM Microcontrollers - MCU MCU,M3,120MHz,512kBMem/66kBRAM,QFP144 Learn More about Toshiba tmpm3h arm microcontrollers		598In Stock	$11.48 $9.51 $8.45 $8.43 View $8.02 $7.76 $7.60 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-144	ARM Cortex M3		32 bit	12 bit	120 MHz	135 I/O	66 kB	2.7 V	5.5 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash STM32F100RBT6BTR STMicroelectronics 1: $7.02 855In Stock	Mfr. Part # STM32F100RBT6BTR Mouser Part # 511-STM32F100RBT6BTR	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	855In Stock	Cut Tape $7.02 $5.39 $4.73 $4.56 Reel $4.07 View $4.39 $4.19 $3.96 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F100RB	SMD/SMT		ARM Cortex M3	128 kB	32 bit	12 bit	24 MHz	51 I/O	8 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 M/D 32 to 128 USB/CAN STM32F103C6T6ATR STMicroelectronics 1: $6.23 2,202In Stock	Mfr. Part # STM32F103C6T6ATR Mouser Part # 511-STM32F103C6T6ATR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D 32 to 128 USB/CAN Learn More about STMicroelectronics stm32f1	Datasheet	2,202In Stock	Cut Tape $6.23 $4.73 $4.40 $4.00 View Reel $3.50 $3.92 $3.58 $3.51 $3.50 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,400	STM32F103C6	SMD/SMT	LQFP-48	ARM Cortex M3	32 kB	32 bit	12 bit	72 MHz	37 I/O	10 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 M3 72MHz 64pins STM32F103RBH6 STMicroelectronics 1: $5.87 4,712In Stock	Mfr. Part # STM32F103RBH6 Mouser Part # 511-STM32F103RBH6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M3 72MHz 64pins Learn More about STMicroelectronics stm32f1	Datasheet	4,712In Stock	$5.87 $4.93 $4.62 $4.45 View $4.42 $4.26 Quote	Min.: 1 Mult.: 1	STM32F103RB	SMD/SMT	BGA-64	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	51 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray