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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 32K Flash 6KB RAM STM32F101TBU6 STMicroelectronics 1: $8.26 2,847In Stock	Mfr. Part No. STM32F101TBU6 Mouser Part No 511-STM32F101TBU6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 32K Flash 6KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	2,847In Stock	$8.26 $4.04 $3.91 $3.56 View $3.54 $3.45 Quote	Min.: 1 Mult.: 1	STM32F101TB	SMD/SMT	UFQFPN-36	ARM Cortex M3	128 kB	32 bit	12 bit	36 MHz	26 I/O	16 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 384Kb Flash MCU STM32F103VDH6 STMicroelectronics 1: $12.86 863In Stock	Mfr. Part No. STM32F103VDH6 Mouser Part No 511-STM32F103VDH6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 384Kb Flash MCU Learn More about STMicroelectronics stm32f1	Datasheet	863In Stock	$12.86 $10.47 $9.97 $8.66 View $8.27 $7.76 $7.55 Quote	Min.: 1 Mult.: 1	STM32F103VD	SMD/SMT	BGA-100	ARM Cortex M3	384 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 32BIT Cortex M3 H/D Perf Line USB CAN STM32F103VEH7 STMicroelectronics 1: $14.06 621In Stock	Mfr. Part No. STM32F103VEH7 Mouser Part No 511-STM32F103VEH7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Perf Line USB CAN Learn More about STMicroelectronics stm32f1	Datasheet	621In Stock	$14.06 $11.54 $10.48 $9.73 View $9.55 $9.20 $8.97	Min.: 1 Mult.: 1	STM32F103VE	SMD/SMT	BGA-100	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 1 Mb STM32F207IGT7 STMicroelectronics 1: $18.27 290In Stock	Mfr. Part No. STM32F207IGT7 Mouser Part No 511-STM32F207IGT7	STMicroelectronics	ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 1 Mb Learn More about STMicroelectronics stm32f2	Datasheet	290In Stock	$18.27 $16.53 $14.26 $13.62 View $13.61 $13.60	Min.: 1 Mult.: 1	STM32F207IG	SMD/SMT	LQFP-176	ARM Cortex M3	1 MB	32 bit	12 bit	120 MHz	140 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 512 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp STM32L162RET6 STMicroelectronics 1: $11.76 414In Stock	Mfr. Part No. STM32L162RET6 Mouser Part No 511-STM32L162RET6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp Learn More about STMicroelectronics stm32l1	Datasheet	414In Stock	$11.76 $9.18 $8.15 $7.64 View $7.22 $7.21	Min.: 1 Mult.: 1	STM32L162RE	SMD/SMT		ARM Cortex M3	512 kB	32 bit	12 bit	32 MHz	51 I/O	80 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU LQFPGREENIND TEMPMRL A ATSAM3S4CA-AUR Microchip Technology 1: $7.12 996In Stock	Mfr. Part No. ATSAM3S4CA-AUR Mouser Part No 556-ATSAM3S4CA-AUR	Microchip Technology	ARM Microcontrollers - MCU LQFPGREENIND TEMPMRL A Learn More about Microchip Technology microchip sam3s mcu	Datasheet	996In Stock	Cut Tape $7.12 $6.90 $6.88 $6.47 Reel $5.86 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SAM3S	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	64 MHz	79 I/O	48 kB	1.62 V	1.9 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1547JBD48QL NXP Semiconductors 1: $11.76 338In Stock	Mfr. Part No. LPC1547JBD48QL Mouser Part No 771-LPC1547JBD48QL	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	338In Stock	$11.76 $9.21 $8.19 $7.87 View $7.54 $7.33 Quote	Min.: 1 Mult.: 1	LPC1500	SMD/SMT	LQFP-48	ARM Cortex M3	64 kB	32 bit	2 x 12 bit	72 MHz	30 I/O	12 kB	2.4 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32-bit ARM Cortex-M3 MCU; 1 MB flash and 136 kB SRAM; Ethernet, two High-speed USB, EMC, AES engine LPC18S37JBD144E NXP Semiconductors 1: $24.75 13In Stock 240Expected 2027/06/28	Mfr. Part No. LPC18S37JBD144E Mouser Part No 771-LPC18S37JBD144E	NXP Semiconductors	ARM Microcontrollers - MCU 32-bit ARM Cortex-M3 MCU; 1 MB flash and 136 kB SRAM; Ethernet, two High-speed USB, EMC, AES engine Learn More about NXP Semiconductors nxp lpc18sx mcu	Datasheet	13In Stock 240Expected 2027/06/28	$24.75 $19.36 $17.81 $16.93	Min.: 1 Mult.: 1	LPC18Sxx	SMD/SMT	LQFP-144	ARM Cortex M3	1 MB	32 bit	10 bit	180 MHz	83 I/O	136 kB	2.4 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32-bit ARM Cortex-M3 MCU; 1 MB flash and 136 kB SRAM; Ethernet, two High-speed USB, LCD, EMC, AES engine LPC18S57JBD208E NXP Semiconductors 1: $25.21 34In Stock	Mfr. Part No. LPC18S57JBD208E Mouser Part No 771-LPC18S57JBD208E	NXP Semiconductors	ARM Microcontrollers - MCU 32-bit ARM Cortex-M3 MCU; 1 MB flash and 136 kB SRAM; Ethernet, two High-speed USB, LCD, EMC, AES engine Learn More about NXP Semiconductors nxp lpc18sx mcu	Datasheet	34In Stock	$25.21 $19.72 $18.84 $17.39 View $17.03 $16.62 Quote	Min.: 1 Mult.: 1	LPC18Sxx	SMD/SMT	LQFP-208	ARM Cortex M3	1 MB	32 bit	10 bit	180 MHz	142 I/O	136 kB	2.4 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 LPC1810FBD144,551 NXP Semiconductors 1: $15.96 60In Stock	Mfr. Part No. LPC1810FBD144,551 Mouser Part No 771-LPC1810FBD144551	NXP Semiconductors	ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	60In Stock	$15.96 $12.12 $11.62 $10.23 View $9.73 $9.41 $9.11 Quote	Min.: 1 Mult.: 1	LPC181x	SMD/SMT	LQFP-144	ARM Cortex M3	0 B	32 bit	10 bit	180 MHz	83 I/O	200 kB	2.2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 LPC1830FBD144,551 NXP Semiconductors 1: $16.43 9In Stock	Mfr. Part No. LPC1830FBD144,551 Mouser Part No 771-LPC1830FBD144551	NXP Semiconductors	ARM Microcontrollers - MCU High Performance 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	9In Stock	$16.43 $12.48 $11.97 $10.54 View $10.03 $9.69 $9.39 Quote	Min.: 1 Mult.: 1	LPC183x	SMD/SMT	LQFP-144	ARM Cortex M3	0 B	32 bit	10 bit	180 MHz	83 I/O	200 kB	2.4 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 256Kb STM32F205ZCT7TR STMicroelectronics 1: $14.94 255In Stock	Mfr. Part No. STM32F205ZCT7TR Mouser Part No 511-STM32F205ZCT7TR	STMicroelectronics	ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 256Kb Learn More about STMicroelectronics stm32f2	Datasheet	255In Stock	Cut Tape $14.94 $12.68 $10.90 $10.05 Reel $9.55 View $9.80 $9.26 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	STM32F205ZC	SMD/SMT	LQFP-144	ARM Cortex M3	256 kB	32 bit	12 bit	120 MHz	114 I/O	96 kB	1.8 V	3.6 V	- 40 C	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp STM32L162VCT6D STMicroelectronics 1: $11.11 305In Stock	Mfr. Part No. STM32L162VCT6D Mouser Part No 511-STM32L162VCT6D	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, LCD, USB, 2xOp Learn More about STMicroelectronics stm32l1	Datasheet	305In Stock	$11.11 $8.62 $7.68 $7.14 View $6.75 $6.34 $6.32 Quote	Min.: 1 Mult.: 1	STM32L162VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	32 MHz	83 I/O	32 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4CA-CU Microchip Technology 1: $7.48 693In Stock	Mfr. Part No. ATSAM3S4CA-CU Mouser Part No 556-ATSAM3S4CA-CU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	693In Stock	$7.48 $6.79 $6.34 $6.33	Min.: 1 Mult.: 1	SAM3S	SMD/SMT	TFBGA-100	ARM Cortex M3	256 kB	32 bit	12 bit	64 MHz	79 I/O	48 kB	1.62 V	1.9 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Quad SPI Flash Interface (SPIFI), 200 kB SRAM, two High-speed USB, Ethernet, LCD, TFBGA180 package LPC1850FET180,551 NXP Semiconductors 1: $18.33 189In Stock	Mfr. Part No. LPC1850FET180,551 Mouser Part No 771-LPC1850FET180551	NXP Semiconductors	ARM Microcontrollers - MCU Quad SPI Flash Interface (SPIFI), 200 kB SRAM, two High-speed USB, Ethernet, LCD, TFBGA180 package Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	189In Stock	$18.33 $13.92 $13.35 $11.76 View $10.20 $10.18 Quote	Min.: 1 Mult.: 1	LPC185x	SMD/SMT	TFBGA-180	ARM Cortex M3	0 B	32 bit	10 bit	180 MHz	118 I/O	200 kB	2.4 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MM-LEGACY MM Infineon Technologies CY9BF524MPMC-G-MNE2 CY9BF524MPMC-G-MNE2 Infineon Technologies 1: $8.37 930In Stock	Mfr. Part No. CY9BF524MPMC-G-MNE2 Mouser Part No 727-C9BF524MPMCGMNE2	Infineon Technologies	ARM Microcontrollers - MCU MM-LEGACY MM	Datasheet	930In Stock	$8.37 $6.48 $5.72 $5.43 View $5.06 $5.00 $4.87 Quote	Min.: 1 Mult.: 1	MB9B520M	SMD/SMT	BGA-96	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	65 I/O	32 kB	2.7 V	5.5 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES EFM32G222F128G-E-QFP48 Silicon Labs 1: $7.72 1,243In Stock NRND	Mfr. Part No. EFM32G222F128G-E-QFP48 Mouser Part No 634-32G222F128GEFP48 NRND	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES	Datasheet	1,243In Stock	$7.72 $5.95 $5.51 $5.02 View $4.65 $4.51 $4.29	Min.: 1 Mult.: 1		SMD/SMT	TQFP-48	ARM Cortex M3	128 kB	32 bit	12 bit	32 MHz	37 I/O	16 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU STM32L151RCT6A STMicroelectronics 1: $10.35 395In Stock NRND	Mfr. Part No. STM32L151RCT6A Mouser Part No 511-STM32L151RCT6A NRND	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 256kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	395In Stock	$10.35 $8.02 $7.39 $6.64 View $6.49 $5.78 $5.55 Quote	Min.: 1 Mult.: 1	STM32L151RC-A	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	32 MHz	51 I/O	32 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU LM3S2911 LM3S2911-IQC50-A2 Texas Instruments 1: $43.82 48In Stock NRND	Mfr. Part No. LM3S2911-IQC50-A2 Mouser Part No 868-LM3S2911-IQC50 NRND	Texas Instruments	ARM Microcontrollers - MCU LM3S2911 Learn More about Texas Instruments ti processors solutions	Datasheet	48In Stock	$43.82 $35.97 $34.82 $30.13 View Quote	Min.: 1 Mult.: 1	LM3S2911	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	No ADC	50 MHz	60 I/O	64 kB	2.25 V	2.75 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 64k Flash, 16k RAM, AES EFM32G222F64G-E-QFP48 Silicon Labs 1: $6.33 1,044In Stock NRND	Mfr. Part No. EFM32G222F64G-E-QFP48 Mouser Part No 634-32G222F64GEQFP48 NRND	Silicon Labs	ARM Microcontrollers - MCU 64k Flash, 16k RAM, AES	Datasheet	1,044In Stock	$6.33 $4.87 $4.50 $4.09 View $3.90 $3.78 $3.74 $3.68	Min.: 1 Mult.: 1		SMD/SMT	TQFP-48	ARM Cortex M3	64 kB	32 bit	12 bit	32 MHz	37 I/O	16 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU EFM32JG12B500F1024GL125-C Silicon Labs 1: $10.94 180In Stock	Mfr. Part No. EFM32JG12B500F1024GL125-C Mouser Part No 634JG12B500FGL125C	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	180In Stock	$10.94 $8.84 $7.93 $7.50 View $7.23 $7.02 $6.95 Quote	Min.: 1 Mult.: 1	EFM32JG12	SMD/SMT	BGA-125	ARM Cortex M3	1.02 MB	32 bit	12 bit	40 MHz	65 I/O	256 kB	1.8 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 5.50 V, PSoC 5 CapSense Plus CY8C5667LTI-LP041 Infineon Technologies 1: $20.99 97In Stock	Mfr. Part No. CY8C5667LTI-LP041 Mouser Part No 727-CY8C5667LTILP041	Infineon Technologies	ARM Microcontrollers - MCU 5.50 V, PSoC 5 CapSense Plus Learn More about Infineon Technologies cypress psoc5lp	Datasheet	97In Stock	$20.99 $16.90 $15.19 $14.33 View $13.62 $13.00 $12.69 Quote	Min.: 1 Mult.: 1	CY8C56LPxxx	SMD/SMT	QFN-68	ARM Cortex M3	128 kB	32 bit	12 bit	67 MHz	38 I/O	32 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU QFN,Green,IND TEMP,MRL B ATSAM3S1BB-MU Microchip Technology 1: $3.95 253In Stock	Mfr. Part No. ATSAM3S1BB-MU Mouser Part No 556-ATSAM3S1BB-MU	Microchip Technology	ARM Microcontrollers - MCU QFN,Green,IND TEMP,MRL B Learn More about Microchip Technology microchip sam3s mcu	Datasheet	253In Stock	$3.95 $3.58 $3.24	Min.: 1 Mult.: 1	SAM3S	SMD/SMT	QFN-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 256KB EFM32LG330F256G-F-QFN64R Silicon Labs 1: $11.91 190In Stock	Mfr. Part No. EFM32LG330F256G-F-QFN64R Mouser Part No 634-32LG330F256GFQFR	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	190In Stock	Cut Tape $11.91 $9.33 $8.68 $7.98 View Reel $6.87 $7.90 $7.43 $7.27 $6.87 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EFM32LG	SMD/SMT	QFN-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, MouseReel
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB STM32F207IFT6 STMicroelectronics 1: $19.74 67In Stock	Mfr. Part No. STM32F207IFT6 Mouser Part No 511-STM32F207IFT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB Learn More about STMicroelectronics stm32f2	Datasheet	67In Stock	$19.74 $15.75 $13.69 $13.42 View $13.12 $12.36 Quote	Min.: 1 Mult.: 1	STM32F207IF	SMD/SMT	LQFP-176	ARM Cortex M3	768 kB	32 bit	12 bit	120 MHz	140 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray