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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	Qualification	Packaging
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB STM32F217VET6 STMicroelectronics 1: $16.57 151In Stock	Mfr. Part No. STM32F217VET6 Mouser Part No 511-STM32F217VET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB Learn More about STMicroelectronics stm32f2	Datasheet	151In Stock	$16.57 $12.26 $11.33 $10.57 View $10.01 $9.89 Quote	Min.: 1 Mult.: 1	STM32F217VE	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	120 MHz	82 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU ARM Cortex M3 512kB USB OTG 150DMIPs 17 STM32F217VET6TR STMicroelectronics 1: $17.56 1In Stock 2,000Expected 2027/02/22	Mfr. Part No. STM32F217VET6TR Mouser Part No 511-STM32F217VET6TR	STMicroelectronics	ARM Microcontrollers - MCU ARM Cortex M3 512kB USB OTG 150DMIPs 17 Learn More about STMicroelectronics stm32f2	Datasheet	1In Stock 2,000Expected 2027/02/22	Cut Tape $17.56 $13.55 $12.35 $11.62 View Reel $10.29 $11.40 $10.57 $10.29 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F217VE	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	120 MHz	82 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB STM32F217ZET6 STMicroelectronics 1: $18.70 55In Stock	Mfr. Part No. STM32F217ZET6 Mouser Part No 511-STM32F217ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB Learn More about STMicroelectronics stm32f2	Datasheet	55In Stock	$18.70 $14.83 $13.14 $12.37 View $11.56 $11.11 Quote	Min.: 1 Mult.: 1	STM32F217ZE	SMD/SMT	LQFP-144	ARM Cortex M3	512 kB	32 bit	12 bit	120 MHz	114 I/O	128 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 256 Kbytes of Flash 32 MHz C STM32L100RCT6TR STMicroelectronics 1: $8.68 12In Stock 1,000Expected 2027/02/22	Mfr. Part No. STM32L100RCT6TR Mouser Part No 511-STM32L100RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz C Learn More about STMicroelectronics stm32l1	Datasheet	12In Stock 1,000Expected 2027/02/22	Cut Tape $8.68 $6.63 $5.90 $5.54 View Reel $4.86 $5.36 $5.01 $4.86 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32L100RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	32 MHz	51 I/O	16 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, USB STM32L151C6T6ATR STMicroelectronics 1: $4.69 52In Stock	Mfr. Part No. STM32L151C6T6ATR Mouser Part No 511-STM32L151C6T6ATR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, USB Learn More about STMicroelectronics stm32l1	Datasheet	52In Stock	Cut Tape $4.69 $3.63 $3.21 $3.08 View Reel $2.97 $3.07 $2.97 $2.97 MouseReel Available	Min.: 1 Mult.: 1 : 2,400	STM32L151C6-A	SMD/SMT	LQFP-48	ARM Cortex M3	32 kB	32 bit	12 bit	32 MHz	37 I/O	10 kB	1.65 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB STM32L151C8U6A STMicroelectronics 1: $7.33 45In Stock 1,560Expected 2027/02/22	Mfr. Part No. STM32L151C8U6A Mouser Part No 511-STM32L151C8U6A	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	45In Stock 1,560Expected 2027/02/22	$7.33 $5.40 $5.01 $4.23 View $4.01 $3.72 $3.68	Min.: 1 Mult.: 1	STM32L151C8-A	SMD/SMT	UFQPFN-48	ARM Cortex M3	64 kB	32 bit	12 bit	32 MHz	37 I/O	10 kB	1.65 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L151CCT6TR STMicroelectronics 1: $8.84 33In Stock 4,800On Order	Mfr. Part No. STM32L151CCT6TR Mouser Part No 511-STM32L151CCT6TR	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	33In Stock 4,800On Order	Cut Tape $8.84 $6.80 $6.02 $5.70 View Reel $4.55 $5.61 $5.01 $4.77 $4.55 MouseReel Available	Min.: 1 Mult.: 1 : 2,400	STM32L151CC	SMD/SMT	LQFP-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		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB STM32L151RBT6ATR STMicroelectronics 1: $8.12 7In Stock 2,000Expected 2027/02/22	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 2027/02/22	Cut Tape $8.12 $5.84 $5.41 $4.95 View Reel $4.48 $4.83 $4.49 $4.48 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32L151RB-A	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	32 MHz	51 I/O	16 kB	1.65 V	3.6 V	- 40 C	+ 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: $7.52 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	$7.52 $5.54 $5.18 $4.83 View $4.59 $4.30 $4.24 Quote	Min.: 1 Mult.: 1	STM32L151V8-A	SMD/SMT	LQFP-100	ARM Cortex M3	128 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 Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, LCD, USB STM32L152RBT6A STMicroelectronics 1: $8.04 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	$8.04 $6.19 $6.14 $5.33 View $5.20 $4.90	Min.: 1 Mult.: 1	STM32L152RB-A	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	32 MHz	51 I/O	16 kB	1.65 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU STM32L152RDT6 STMicroelectronics 1: $11.08 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	$11.08 $9.07 $8.29 $7.49 View $7.26 $6.26	Min.: 1 Mult.: 1	STM32L152RD	SMD/SMT	LQFP-64	ARM Cortex M3	384 kB	32 bit	12 bit	32 MHz	51 I/O	48 kB	1.65 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU STM32L152ZDT6 STMicroelectronics 1: $14.83 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	$14.83 $11.68 $10.30 $9.92 View $9.82 $8.73 $8.65 Quote	Min.: 1 Mult.: 1	STM32L152ZD	SMD/SMT	LQFP-144	ARM Cortex M3	384 kB	32 bit	12 bit	32 MHz	115 I/O	48 kB	1.65 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU STM32L16 Low Power M3 384kB 32MHz MCU STM32L162RDT6 STMicroelectronics 1: $11.25 41In Stock 960Expected 2027/02/22	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 2027/02/22	$11.25 $8.76 $7.76 $7.26 View $7.08 $6.70 $6.69 Quote	Min.: 1 Mult.: 1	STM32L162RD	SMD/SMT	LQFP-64	ARM Cortex M3	384 kB	32 bit	12 bit	32 MHz	51 I/O	48 kB	1.65 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU LQFP, Green, IND TEMP, MRL A ATSAM3N00BA-AU Microchip Technology 1: $3.59 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	$3.59 $3.27 $2.97	Min.: 1 Mult.: 1	SAM3N	SMD/SMT	LQFP-64	ARM Cortex M3	16 kB	32 bit	10 bit	48 MHz	47 I/O	4 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL a ATSAM3N0AA-AU Microchip Technology 1: $3.27 126In 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	126In Stock	$3.27 $2.98 $2.70	Min.: 1 Mult.: 1	SAM3N	SMD/SMT	LQFP-48	ARM Cortex M3	32 kB	32 bit	10 bit	48 MHz	34 I/O	8 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B ATSAM3N1AB-AU Microchip Technology 1: $3.27 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	$3.27 $2.98 $2.70	Min.: 1 Mult.: 1	SAM3N	SMD/SMT	LQFP-48	ARM Cortex M3	64 kB	32 bit	10 bit	48 MHz	32 I/O	4 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp ATSAM3S2BA-AU Microchip Technology 1: $5.26 12In Stock 160Expected 2026/11/03	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	12In Stock 160Expected 2026/11/03	$5.26 $4.77 $4.33	Min.: 1 Mult.: 1	SAM3S	SMD/SMT	QFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	64 MHz	47 I/O	32 kB	1.62 V	1.9 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU MRL A 128K Flash 32K SRAM Ind Temp ATSAM3S2CA-AU Microchip Technology 1: $5.54 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	$5.54 $5.06 $4.58	Min.: 1 Mult.: 1	SAM3S	SMD/SMT	QFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	64 MHz	79 I/O	32 kB	1.62 V	1.9 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4CA-AU Microchip Technology 1: $6.93 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	$6.93 $6.28 $5.70	Min.: 1 Mult.: 1	SAM3S	SMD/SMT	QFP-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 256K Flash, 52K SRAM 32-bit ARM Cortex M3 ATSAM3U4CA-AU Microchip Technology 1: $7.62 86In Stock 180Expected 2027/02/25	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	86In Stock 180Expected 2027/02/25	$7.62 $6.93 $6.28	Min.: 1 Mult.: 1	SAM3U	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	96 MHz	57 I/O	52 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 16/32B RISC Fl MCU A 595-S4MF03107SPZQQ1 A 595-S4MF03107SPZQQ1R S4MF03107SPZQQ1 Texas Instruments 1: $17.26 6In Stock	Mfr. Part No. S4MF03107SPZQQ1 Mouser Part No 595-S4MF03107SPZQQ1	Texas Instruments	ARM Microcontrollers - MCU 16/32B RISC Fl MCU A 595-S4MF03107SPZQQ1 A 595-S4MF03107SPZQQ1R	Datasheet	6In Stock	$17.26 $13.11 $12.57 $11.07 View $10.54 $10.18 $9.86 Quote	Min.: 1 Mult.: 1	TMS470MF03107	SMD/SMT	LQFP-100	ARM Cortex M3	320 kB	32 bit/16 bit	10 bit	80 MHz	49 I/O	16 kB	3.3 V	3.3 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core LPC1756FBD80K NXP Semiconductors 1: $13.98 218In Stock 595Expected 2027/06/07	Mfr. Part No. LPC1756FBD80K Mouser Part No 771-LPC1756FBD80K	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	218In Stock 595Expected 2027/06/07	$13.98 $10.62 $10.18 $8.97 View $8.54 $8.26 $7.99 Quote	Min.: 1 Mult.: 1	LPC1700	SMD/SMT	LQFP-80	ARM Cortex M3	256 kB	32 bit	12 bit	100 MHz	52 I/O	32 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 LPC1758FBD80K NXP Semiconductors 1: $17.54 107In Stock 595Expected 2027/08/02	Mfr. Part No. LPC1758FBD80K Mouser Part No 771-LPC1758FBD80K	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	107In Stock 595Expected 2027/08/02	$17.54 $13.33 $12.77 $11.26 View $10.70 $10.35	Min.: 1 Mult.: 1	LPC1700	SMD/SMT		ARM Cortex M3	512 kB	32 bit	12 bit	100 MHz	52 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 LPC1777FBD208,551 NXP Semiconductors 1: $24.07 5In Stock	Mfr. Part No. LPC1777FBD208,551 Mouser Part No 771-LPC1777FBD208551	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	5In Stock	$24.07 $19.46 $18.65 $16.42 View $15.61 $14.90 Quote	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	2.4 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 512kB flash, 96kB SRAM, USB, LCD, LQFP208 package LPC1787FBD208,551 NXP Semiconductors 1: $23.93 84In Stock	Mfr. Part No. LPC1787FBD208,551 Mouser Part No 771-LPC1787FBD208551	NXP Semiconductors	ARM Microcontrollers - MCU 512kB flash, 96kB SRAM, USB, LCD, LQFP208 package Learn More about NXP Semiconductors nxplpc1778lpc1788	Datasheet	84In Stock	$23.93 $21.25 $16.97 $16.63 View $16.40 $15.68 Quote	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	2.4 V	3.6 V	- 40 C	+ 85 C		Tray