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ARM Cortex M3 Core ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 ARM Cortex M3 32-Bit 1Mbyte Flash 72 MHz STM32F103ZGT6 STMicroelectronics 1: €15.36 4,737In Stock	Mfr. Part No. STM32F103ZGT6 Mouser Part No 511-STM32F103ZGT6	STMicroelectronics	ARM Microcontrollers - MCU ARM Cortex M3 32-Bit 1Mbyte Flash 72 MHz Learn More about STMicroelectronics stm32f1	Datasheet	4,737In Stock	€15.36 €12.07 €10.77 €10.25 View €9.98 €9.36 €9.16 Quote	Min.: 1 Mult.: 1	STM32F103ZG	SMD/SMT	LQFP-144	ARM Cortex M3	1 MB	32 bit	12 bit	72 MHz	112 I/O	96 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Connectivity STM32F105RBT6TR STMicroelectronics 1: €7.63 9,128In Stock	Mfr. Part No. STM32F105RBT6TR Mouser Part No 511-STM32F105RBT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Connectivity Learn More about STMicroelectronics stm32f1	Datasheet	9,128In Stock	Cut Tape €7.63 €5.91 €5.21 €5.00 Reel €4.04 View €4.89 €4.64 €3.92 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F105RB	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F107RCT6 STMicroelectronics 1: €9.72 3,117In Stock	Mfr. Part No. STM32F107RCT6 Mouser Part No 511-STM32F107RCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics STM32F107	Datasheet	3,117In Stock	€9.72 €7.59 €6.73 €6.30 View €5.96 €5.87	Min.: 1 Mult.: 1	STM32F107RC	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 ARM Cortex M3 Connectivity 128kB STM32F205RBT6 STMicroelectronics 1: €9.10 3,495In Stock	Mfr. Part No. STM32F205RBT6 Mouser Part No 511-STM32F205RBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB Learn More about STMicroelectronics stm32f2	Datasheet	3,495In Stock	€9.10 €7.09 €6.48 €5.87 View €5.65 €5.11 €4.98 Quote	Min.: 1 Mult.: 1	STM32F205RB	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	120 MHz	51 I/O	64 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 32 Kbytes of Flash 32 MHz CP STM32L100C6U6A STMicroelectronics 1: €4.49 7,436In Stock	Mfr. Part No. STM32L100C6U6A Mouser Part No 511-STM32L100C6U6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 32 Kbytes of Flash 32 MHz CP Learn More about STMicroelectronics stm32l1	Datasheet	7,436In Stock	€4.49 €3.41 €2.98 €2.85 View €2.70 €2.59 €2.52 €2.49 €2.43	Min.: 1 Mult.: 1	STM32L100C6-A	SMD/SMT	UFQFPN-48	ARM Cortex M3	32 kB	32 bit	12 bit	32 MHz	37 I/O	4 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU EMBEDDED_POWER TLE9879QTW40XUMA1 Infineon Technologies 1: €7.18 5,611In Stock	Mfr. Part No. TLE9879QTW40XUMA1 Mouser Part No 726-TLE9879QTW40XUMA	Infineon Technologies	ARM Microcontrollers - MCU EMBEDDED_POWER Learn More about Infineon Technologies infineon tle987	Datasheet	5,611In Stock	Cut Tape €7.18 €5.55 €4.90 €4.64 View Reel €3.91 €4.52 €4.16 €4.12 €3.91 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	TLE987x	SMD/SMT	TQFP-48	ARM Cortex M3	128 kB	32 bit	10 bit	40 MHz	10 I/O	6 kB	5.5 V	27 V	- 40 C	+ 175 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core LPC1756FBD80Y NXP Semiconductors 1: €12.03 2,432In Stock	Mfr. Part No. LPC1756FBD80Y Mouser Part No 771-LPC1756FBD80Y	NXP Semiconductors	ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core Learn More about NXP Semiconductors nxp_lpc17xx	Datasheet	2,432In Stock	Cut Tape €12.03 €9.14 €8.76 €7.72 €7.50 Reel €6.36	Min.: 1 Mult.: 1 : 1,000	LPC1700	SMD/SMT	LQFP-80	ARM Cortex M3	256 kB	32 bit	12 bit	100 MHz	52 I/O	32 kB	2.4 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package LPC1768FBD100K NXP Semiconductors 1: €15.45 3,481In Stock	Mfr. Part No. LPC1768FBD100K Mouser Part No 771-LPC1768FBD100K	NXP Semiconductors	ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package Learn More about NXP Semiconductors nxp_lpc17xx	Datasheet	3,481In Stock	€15.45 €12.27 €11.00 €10.60 View €9.97 €9.96 Quote	Min.: 1 Mult.: 1	LPC1700	SMD/SMT		ARM Cortex M3	512 kB	32 bit	12 bit	100 MHz	70 I/O	64 kB	3.3 V	3.3 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, TFBGA100 package LPC1768FET100Y NXP Semiconductors 1: €14.57 2,231In Stock	Mfr. Part No. LPC1768FET100Y Mouser Part No 771-LPC1768FET100Y	NXP Semiconductors	ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, TFBGA100 package Learn More about NXP Semiconductors nxp_lpc17xx	Datasheet	2,231In Stock	Cut Tape €14.57 €11.54 €10.32 €9.95 View Reel €8.89 €9.83 €9.47 €8.89 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	LPC1700	SMD/SMT	TFBGA-100	ARM Cortex M3	512 kB	32 bit	12 bit	100 MHz	70 I/O	64 kB	2.4 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package LPC1769FBD100K NXP Semiconductors 1: €16.07 7,489In Stock	Mfr. Part No. LPC1769FBD100K Mouser Part No 771-LPC1769FBD100K	NXP Semiconductors	ARM Microcontrollers - MCU 512kB flash, 64kB SRAM, Ethernet, USB, LQFP100 package Learn More about NXP Semiconductors nxp_lpc17xx	Datasheet	7,489In Stock	€16.07 €12.78 €11.11 €10.77 View €10.33 Quote	Min.: 1 Mult.: 1	LPC1700	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	120 MHz	70 I/O	64 kB	3.3 V	3.3 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core LPC1788FBD208K NXP Semiconductors 1: €22.12 5,157In Stock	Mfr. Part No. LPC1788FBD208K Mouser Part No 771-LPC1788FBD208K	NXP Semiconductors	ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core Learn More about NXP Semiconductors nxplpc1778lpc1788	Datasheet	5,157In Stock	€22.12 €17.78 €16.03 €15.11 View €15.04 €14.84	Min.: 1 Mult.: 1	LPC1700	SMD/SMT	LQFP-208	ARM Cortex M3	512 kB	32 bit	12 bit	120 MHz	165 I/O	96 kB	3.3 V	3.3 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 1 MB flash, 136 kB SRAM, two High-speed USB, Ethernet, LCD, LBGA256 package LPC1857FET256,551 NXP Semiconductors 1: €20.43 1,514In Stock	Mfr. Part No. LPC1857FET256,551 Mouser Part No 771-LPC1857FET256551	NXP Semiconductors	ARM Microcontrollers - MCU 1 MB flash, 136 kB SRAM, two High-speed USB, Ethernet, LCD, LBGA256 package Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	1,514In Stock	€20.43 €16.37 €14.31 €13.88 €13.35	Min.: 1 Mult.: 1	LPC185x	SMD/SMT	LBGA-256	ARM Cortex M3	1 MB	32 bit	2 x 10 bit	180 MHz	164 I/O	136 kB	2.4 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 128K Flash, 36K SRAM 32-bit ARM Cortex M3 ATSAM3U2CA-AU Microchip Technology 1: €5.38 287In Stock	Mfr. Part No. ATSAM3U2CA-AU Mouser Part No 556-ATSAM3U2CA-AU	Microchip Technology	ARM Microcontrollers - MCU 128K Flash, 36K SRAM 32-bit ARM Cortex M3 Learn More about Microchip Technology microchip sam3u mcus	Datasheet	287In Stock	€5.38 €4.89 €4.45	Min.: 1 Mult.: 1	SAM3U	SMD/SMT	LQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	96 MHz	57 I/O	36 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 ATSAM3U4EA-AU Microchip Technology 1: €7.92 1,650In Stock	Mfr. Part No. ATSAM3U4EA-AU Mouser Part No 556-ATSAM3U4EA-AU	Microchip Technology	ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 Learn More about Microchip Technology microchip sam3u mcus	Datasheet	1,650In Stock	€7.92 €7.22 €6.53	Min.: 1 Mult.: 1	SAM3U	SMD/SMT	LQFP-144	ARM Cortex M3	256 kB	32 bit	12 bit	96 MHz	96 I/O	52 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A ATSAM3X4CA-AU Microchip Technology 1: €9.46 160In Stock	Mfr. Part No. ATSAM3X4CA-AU Mouser Part No 556-ATSAM3X4CA-AU	Microchip Technology	ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A Learn More about Microchip Technology microchip sam3x mcu	Datasheet	160In Stock	€9.46 €8.61 €7.78	Min.: 1 Mult.: 1	SAM3X	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 LQFP144,GREEN IND TEMP, MRLA ATSAM3X8EA-AU Microchip Technology 1: €11.31 427In Stock 600Expected 27/10/2026	Mfr. Part No. ATSAM3X8EA-AU Mouser Part No 556-ATSAM3X8EA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP144,GREEN IND TEMP, MRLA Learn More about Microchip Technology microchip sam3x mcu	Datasheet	427In Stock 600Expected 27/10/2026	€11.31 €10.29 €9.31	Min.: 1 Mult.: 1	SAM3X	SMD/SMT	LQFP-144	ARM Cortex M3	512 kB	32 bit	12 bit	84 MHz	103 I/O	96 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU BGA144,GREEN IND TEMP, MRLA ATSAM3X8EA-CU Microchip Technology 1: €11.05 920In Stock	Mfr. Part No. ATSAM3X8EA-CU Mouser Part No 556-ATSAM3X8EA-CU	Microchip Technology	ARM Microcontrollers - MCU BGA144,GREEN IND TEMP, MRLA Learn More about Microchip Technology microchip sam3x mcu	Datasheet	920In Stock	€11.05 €10.05 €9.11	Min.: 1 Mult.: 1	SAM3X	SMD/SMT	LFBGA-144	ARM Cortex M3	512 kB	32 bit	12 bit	84 MHz	103 I/O	96 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES EFM32G230F128G-E-QFN64R Silicon Labs 1: €6.93 1,309In Stock	Mfr. Part No. EFM32G230F128G-E-QFN64R Mouser Part No 634-32G230128GQFN64R	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES	Datasheet	1,309In Stock	Cut Tape €6.93 €5.34 €4.95 €4.51 View Reel €3.85 €4.18 €4.17 €4.05 €3.85	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	QFN-64	ARM Cortex M3	128 kB	32 bit	12 bit	32 MHz	56 I/O	16 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES EFM32GG230F1024G-E-QFN64 Silicon Labs 1: €14.86 941In Stock	Mfr. Part No. EFM32GG230F1024G-E-QFN64 Mouser Part No 634-32GG230F1024-E	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	941In Stock	€14.86 €11.78 €11.01 €10.17 View €9.69 €9.52 Quote	Min.: 1 Mult.: 1	EFM32GG	SMD/SMT	QFN-64	ARM Cortex M3	1.02 MB	32 bit	12 bit	48 MHz	56 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES EFM32GG230F512G-E-QFN64 Silicon Labs 1: €12.32 494In Stock	Mfr. Part No. EFM32GG230F512G-E-QFN64 Mouser Part No 634-32GG230F512-E	Silicon Labs	ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	494In Stock	€12.32 €9.65 €8.98 €8.25 View €8.17 €7.69 €7.52 Quote	Min.: 1 Mult.: 1	EFM32GG	SMD/SMT	QFN-64	ARM Cortex M3	512 kB	32 bit	12 bit	48 MHz	56 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES EFM32GG230F512G-E-QFN64R Silicon Labs 1: €11.76 410In Stock	Mfr. Part No. EFM32GG230F512G-E-QFN64R Mouser Part No 634-32GG230F512-E-T	Silicon Labs	ARM Microcontrollers - MCU 512k Flash, 128k RAM, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	410In Stock	Cut Tape €11.76 €9.37 €8.50 €7.95 View Reel €6.94 €7.90 €7.60 €7.51 €6.94	Min.: 1 Mult.: 1 : 3,000	EFM32GG	SMD/SMT	QFN-64	ARM Cortex M3	512 kB	32 bit	12 bit	48 MHz	56 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 EFM32GG330F1024G-E-QFN64R Silicon Labs 1: €15.76 963In Stock	Mfr. Part No. EFM32GG330F1024G-E-QFN64R Mouser Part No 634-32GG330F1024-E-T	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	963In Stock	Cut Tape €15.76 €12.49 €11.67 €10.77 View Reel €10.09 €10.27 €10.09 €10.09 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	EFM32GG	SMD/SMT	QFN-64	ARM Cortex M3	1.02 MB	32 bit	12 bit	48 MHz	52 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x18 LCD, AES EFM32GG940F1024G-E-QFN64 Silicon Labs 1: €16.49 302In Stock	Mfr. Part No. EFM32GG940F1024G-E-QFN64 Mouser Part No 634-32GG940F1024-E	Silicon Labs	ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x18 LCD, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	302In Stock	€16.49 €13.07 €12.21 €11.27 View €10.75 €10.56 Quote	Min.: 1 Mult.: 1	EFM32GG	SMD/SMT	QFN-64	ARM Cortex M3	1.02 MB	32 bit	12 bit	48 MHz	52 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: €18.43 371In Stock 1,000Expected 08/01/2027	Mfr. Part No. EFM32GG990F1024G-E-BGA112R Mouser Part No 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	371In Stock 1,000Expected 08/01/2027	Cut Tape €18.43 €14.75 €13.52 €12.73 €12.64 Reel €11.33 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 Leopard Gecko MCU IC 256KB EFM32LG330F256G-F-QFN64 Silicon Labs 1: €10.38 1,407In Stock	Mfr. Part No. EFM32LG330F256G-F-QFN64 Mouser Part No 634-32LG330F256GFQFN	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 256KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	1,407In Stock	€10.38 €8.34 €7.59 €7.11 View €6.90 €6.58 €6.25 Quote	Min.: 1 Mult.: 1	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	Tray