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ARM Cortex M3 Core 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.	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Packaging
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB STM32L151R8T6A STMicroelectronics 1: 5,88 € 21In Stock	Mfr. Part No. STM32L151R8T6A Mouser Part No 511-STM32L151R8T6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	21In Stock	5,88 € 4,51 € 3,96 € 3,69 € View 3,58 € 3,53 € 3,27 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	64 kB	10 kB	12 bit	51 I/O	1.65 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB STM32L151RBT6ATR STMicroelectronics 1: 6,98 € 7In Stock 2.000Expected 2/22/2027	Mfr. Part No. STM32L151RBT6ATR Mouser Part No 511-STM32L151RBT6ATR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	7In Stock 2.000Expected 2/22/2027	Cut Tape 6,98 € 5,02 € 4,65 € 4,26 € View Reel 3,85 € 4,15 € 3,86 € 3,85 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	128 kB	16 kB	12 bit	51 I/O	1.65 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB STM32L151V8T6A STMicroelectronics 1: 6,47 € 324In Stock	Mfr. Part No. STM32L151V8T6A Mouser Part No 511-STM32L151V8T6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	324In Stock	6,47 € 4,76 € 4,45 € 4,15 € View 3,95 € 3,70 € 3,65 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	32 MHz	128 kB	32 kB	12 bit	83 I/O	1.65 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB STM32L152C8T6A STMicroelectronics 1: 5,68 € 342In Stock 1.500Expected 2/22/2027	Mfr. Part No. STM32L152C8T6A Mouser Part No 511-STM32L152C8T6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB Learn More about STMicroelectronics stm32l1	Datasheet	342In Stock 1.500Expected 2/22/2027	5,68 € 4,35 € 3,82 € 3,66 € View 3,48 € 3,45 € 3,18 € 3,13 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	32 MHz	64 kB	10 kB	12 bit	37 I/O	1.65 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, LCD, USB STM32L152RBT6A STMicroelectronics 1: 7,47 € 34In Stock 27.840On Order	Mfr. Part No. STM32L152RBT6A Mouser Part No 511-STM32L152RBT6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, LCD, USB Learn More about STMicroelectronics stm32l1	Datasheet	34In Stock 27.840On Order	7,47 € 5,54 € 5,28 € 4,84 € View 4,73 € 4,27 € 4,23 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	128 kB	16 kB	12 bit	51 I/O	1.65 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU STM32L152RDT6 STMicroelectronics 1: 9,53 € 26In Stock	Mfr. Part No. STM32L152RDT6 Mouser Part No 511-STM32L152RDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	26In Stock	9,53 € 7,80 € 7,13 € 6,44 € View 6,24 € 5,38 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	384 kB	48 kB	12 bit	51 I/O	1.65 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU STM32L152ZDT6 STMicroelectronics 1: 12,75 € 56In Stock	Mfr. Part No. STM32L152ZDT6 Mouser Part No 511-STM32L152ZDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	56In Stock	12,75 € 10,04 € 8,86 € 8,53 € View 8,44 € 7,51 € 7,44 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	32 MHz	384 kB	48 kB	12 bit	115 I/O	1.65 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU STM32L162RDT6 STMicroelectronics 1: 9,68 € 41In Stock 960Expected 2/22/2027	Mfr. Part No. STM32L162RDT6 Mouser Part No 511-STM32L162RDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	41In Stock 960Expected 2/22/2027	9,68 € 7,53 € 6,96 € 6,24 € View 6,09 € 6,08 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	384 kB	48 kB	12 bit	51 I/O	1.65 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU LQFP, Green, IND TEMP, MRL A ATSAM3N00BA-AU Microchip Technology 1: 3,09 € 342In Stock	Mfr. Part No. ATSAM3N00BA-AU Mouser Part No 556-ATSAM3N00BA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Green, IND TEMP, MRL A Learn More about Microchip Technology microchip sam3n mcu	Datasheet	342In Stock	3,09 € 2,81 € 2,55 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	48 MHz	16 kB	4 kB	10 bit	47 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL a ATSAM3N0AA-AU Microchip Technology 1: 2,81 € 125In Stock	Mfr. Part No. ATSAM3N0AA-AU Mouser Part No 556-ATSAM3N0AA-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Grn, IT, MRL a Learn More about Microchip Technology microchip sam3n mcu	Datasheet	125In Stock	2,81 € 2,56 € 2,32 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	48 MHz	32 kB	8 kB	10 bit	34 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B ATSAM3N1AB-AU Microchip Technology 1: 2,81 € 108In Stock	Mfr. Part No. ATSAM3N1AB-AU Mouser Part No 556-ATSAM3N1AB-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B Learn More about Microchip Technology microchip sam3n mcu	Datasheet	108In Stock	2,81 € 2,56 € 2,32 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	48 MHz	64 kB	4 kB	10 bit	32 I/O	1.62 V	1.95 V	+ 85 C	Tray
ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp ATSAM3S2BA-AU Microchip Technology 1: 4,52 € 29In Stock 160Expected 11/3/2026	Mfr. Part No. ATSAM3S2BA-AU Mouser Part No 556-ATSAM3S2BA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	29In Stock 160Expected 11/3/2026	4,52 € 4,10 € 3,72 €	Min.: 1 Mult.: 1	SMD/SMT	QFP-64	ARM Cortex M3	32 bit	64 MHz	128 kB	32 kB	12 bit	47 I/O	1.62 V	1.9 V	+ 85 C	Tray
ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp ATSAM3S2CA-AU Microchip Technology 1: 4,76 € 1In Stock	Mfr. Part No. ATSAM3S2CA-AU Mouser Part No 556-ATSAM3S2CA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	1In Stock	4,76 € 4,35 € 3,94 €	Min.: 1 Mult.: 1	SMD/SMT	QFP-100	ARM Cortex M3	32 bit	64 MHz	128 kB	32 kB	12 bit	79 I/O	1.62 V	1.9 V	+ 85 C	Tray
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4AA-AU Microchip Technology 1: 5,33 € 26In Stock	Mfr. Part No. ATSAM3S4AA-AU Mouser Part No 556-ATSAM3S4AA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	26In Stock	5,33 € 4,84 € 4,38 €	Min.: 1 Mult.: 1	SMD/SMT	QFP-48	ARM Cortex M3	32 bit	64 MHz	256 kB	48 kB	12 bit	34 I/O	1.62 V	1.9 V	+ 85 C	Tray
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4CA-AU Microchip Technology 1: 5,96 € 10In Stock	Mfr. Part No. ATSAM3S4CA-AU Mouser Part No 556-ATSAM3S4CA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	10In Stock	5,96 € 5,40 € 4,90 €	Min.: 1 Mult.: 1	SMD/SMT	QFP-100	ARM Cortex M3	32 bit	64 MHz	256 kB	48 kB	12 bit	79 I/O	1.62 V	1.9 V	+ 85 C	Tray
ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 ATSAM3U4CA-AU Microchip Technology 1: 6,55 € 81In Stock 180Expected 2/25/2027	Mfr. Part No. ATSAM3U4CA-AU Mouser Part No 556-ATSAM3U4CA-AU	Microchip Technology	ARM Microcontrollers - MCU 256K Flash, 52K SRAM 32-bit ARM Cortex M3 Learn More about Microchip Technology microchip sam3u mcus	Datasheet	81In Stock 180Expected 2/25/2027	6,55 € 5,96 € 5,40 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	96 MHz	256 kB	52 kB	12 bit	57 I/O	1.62 V	1.95 V	+ 85 C	Tray
RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 Sub-1 G A 595-CC1310F128RGZR CC1310F128RGZT Texas Instruments 1: 7,62 € 16In Stock 750Expected 11/12/2026	Mfr. Part No. CC1310F128RGZT Mouser Part No 595-CC1310F128RGZT	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 Sub-1 G A 595-CC1310F128RGZR Learn More about Texas Instruments ti cc1310 simplelink mcu	Datasheet	16In Stock 750Expected 11/12/2026	Cut Tape 7,62 € 6,11 € 5,70 € 5,22 € Reel 4,95 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-48	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	30 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU 433 868 915 MHz ULP Wireless MCU A 595-C A 595-CC1310F128RSMT CC1310F128RSMR Texas Instruments 1: 5,62 € 623In Stock 3.000Expected 11/16/2026	Mfr. Part No. CC1310F128RSMR Mouser Part No 595-CC1310F128RSMR	Texas Instruments	RF Microcontrollers - MCU 433 868 915 MHz ULP Wireless MCU A 595-C A 595-CC1310F128RSMT Learn More about Texas Instruments ti cc1310 simplelink mcu	Datasheet	623In Stock 3.000Expected 11/16/2026	Cut Tape 5,62 € 4,87 € 4,61 € 4,25 € View Reel 3,32 € 4,03 € 3,62 € 3,53 € 3,32 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	SMD/SMT	VQFN-32	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	10 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU Proprietary SoC 4x4 Flash size 128kB A 5 A 595-CC1310F128RSMR CC1310F128RSMT Texas Instruments 1: 7,04 € 58In Stock 250Expected 11/26/2026	Mfr. Part No. CC1310F128RSMT Mouser Part No 595-CC1310F128RSMT	Texas Instruments	RF Microcontrollers - MCU Proprietary SoC 4x4 Flash size 128kB A 5 A 595-CC1310F128RSMR Learn More about Texas Instruments ti cc1310 simplelink mcu	Datasheet	58In Stock 250Expected 11/26/2026	Cut Tape 7,04 € 5,98 € 5,66 € 5,11 € Reel 4,46 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-32	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	10 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 Sub-1 G A 595-CC1310F64RGZR CC1310F64RGZT Texas Instruments 1: 6,47 € 40In Stock	Mfr. Part No. CC1310F64RGZT Mouser Part No 595-CC1310F64RGZT	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 Sub-1 G A 595-CC1310F64RGZR Learn More about Texas Instruments ti cc1310 simplelink mcu	Datasheet	40In Stock	Cut Tape 6,47 € 5,56 € 5,26 € 4,61 € Reel 4,61 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-48	ARM Cortex M3	32 bit	48 MHz	64 kB	16 kB	12 bit	30 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU Proprietary SoC 5x5 Flash size 64kB A 59 A 595-CC1310F64RHBR CC1310F64RHBT Texas Instruments 1: 6,49 € 7In Stock	Mfr. Part No. CC1310F64RHBT Mouser Part No 595-CC1310F64RHBT	Texas Instruments	RF Microcontrollers - MCU Proprietary SoC 5x5 Flash size 64kB A 59 A 595-CC1310F64RHBR Learn More about Texas Instruments ti cc1310 simplelink mcu	Datasheet	7In Stock	Cut Tape 6,49 € 5,01 € 4,64 € 4,50 € Reel 4,50 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-32	ARM Cortex M3	32 bit	48 MHz	64 kB	16 kB	12 bit	15 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 multipr A 595-CC1350F128RGZR CC1350F128RGZT Texas Instruments 1: 10,36 € 85In Stock	Mfr. Part No. CC1350F128RGZT Mouser Part No 595-CC1350F128RGZT	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 multipr A 595-CC1350F128RGZR Learn More about Texas Instruments ti cc1350 simplelink mcu	Datasheet	85In Stock	Cut Tape 10,36 € 8,59 € 8,07 € 7,72 € Reel 7,22 € View 6,80 € 6,73 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-48	ARM Cortex M3	16 bit	48 MHz	128 kB	20 kB	12 bit	30 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink Bluetooth Wireless MCU 2.4Ghz A 595-CC2640F128RGZT CC2640F128RGZR Texas Instruments 1: 5,59 € 28In Stock	Mfr. Part No. CC2640F128RGZR Mouser Part No 595-CC2640F128RGZR	Texas Instruments	RF Microcontrollers - MCU SimpleLink Bluetooth Wireless MCU 2.4Ghz A 595-CC2640F128RGZT Learn More about Texas Instruments ti cc2640 simplelink mcus	Datasheet	28In Stock	Cut Tape 5,59 € 4,29 € 3,96 € 3,60 € View Reel 3,24 € 3,43 € 3,33 € 3,29 € 3,24 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	VQFN-48	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	31 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink Bluetooth Wireless MCU 2.4Ghz A 595-CC2640F128RGZR CC2640F128RGZT Texas Instruments 1: 6,76 € 7In Stock	Mfr. Part No. CC2640F128RGZT Mouser Part No 595-CC2640F128RGZT	Texas Instruments	RF Microcontrollers - MCU SimpleLink Bluetooth Wireless MCU 2.4Ghz A 595-CC2640F128RGZR Learn More about Texas Instruments ti cc2640 simplelink mcus	Datasheet	7In Stock	Cut Tape 6,76 € 5,21 € 4,82 € 4,39 € Reel 4,08 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-48	ARM Cortex M3	32 bit	48 MHz	128 kB	20 kB	12 bit	31 I/O	1.8 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 multipr A 595-CC2650F128RSMR CC2650F128RSMT Texas Instruments 1: 7,87 € 96In Stock	Mfr. Part No. CC2650F128RSMT Mouser Part No 595-CC2650F128RSMT	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32-bit A rm Cortex-M3 multipr A 595-CC2650F128RSMR Learn More about Texas Instruments ti cc2650 simplelink mcus	Datasheet	96In Stock	Cut Tape 7,87 € 6,10 € 5,65 € 5,17 € Reel 4,94 € View 4,79 € 4,66 € 4,42 € MouseReel Available	Min.: 1 Mult.: 1 : 250	SMD/SMT	VQFN-32	ARM Cortex M3									+ 85 C	Reel, Cut Tape, MouseReel