.hide-partial { max-height: none; } .show-more { display: none; }

ARM Cortex M3 Core ARM Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 1,293

Applied Filters:

Core = ARM Cortex M3

Manufacturer

Series

Mounting Style

Package/Case

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

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

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 Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 128 Kbytes of Flash 32 MHz C STM32L100RBT6ATR STMicroelectronics 1: $6.86 542In Stock	Mfr. Part No. STM32L100RBT6ATR Mouser Part No 511-STM32L100RBT6ATR	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 128 Kbytes of Flash 32 MHz C Learn More about STMicroelectronics stm32l1	Datasheet	542In Stock	Cut Tape $6.86 $5.28 $4.64 $4.44 Reel $4.10 View $4.27 $3.92 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32L100RB-A	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	32 MHz	51 I/O	10 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz STM32L100RCT6 STMicroelectronics 1: $8.18 665In Stock	Mfr. Part No. STM32L100RCT6 Mouser Part No 511-STM32L100RCT6	STMicroelectronics	ARM Microcontrollers - MCU Value Line M3 ARM 32 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	665In Stock	$8.18 $6.32 $5.57 $5.20 View $4.89 $4.88	Min.: 1 Mult.: 1	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	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB STM32L151CBT6A STMicroelectronics 1: $7.06 1,046In Stock	Mfr. Part No. STM32L151CBT6A Mouser Part No 511-STM32L151CBT6A	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	1,046In Stock	$7.06 $5.09 $4.72 $4.31 View $4.13 $3.98 $3.93 $3.87 Quote	Min.: 1 Mult.: 1	STM32L151CB-A	SMD/SMT	LQFP-48	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 Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB STM32L151CBU6A STMicroelectronics 1: $7.99 2,232In Stock	Mfr. Part No. STM32L151CBU6A Mouser Part No 511-STM32L151CBU6A	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	2,232In Stock	$7.99 $5.58 $5.32 $4.62 View $4.41 $4.21 $4.10 $3.99 Quote	Min.: 1 Mult.: 1	STM32L151CB-A	SMD/SMT	UFQPFN-48	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 Ultra-low-power Arm Cortex-M3 MCU 128 Kbytes of Flash , 32 MHz CPU, USB STM32L151RBT6A STMicroelectronics 1: $8.49 1,185In Stock	Mfr. Part No. STM32L151RBT6A Mouser Part No 511-STM32L151RBT6A	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	1,185In Stock	$8.49 $6.06 $5.68 $5.01 View $4.94 $4.65 Quote	Min.: 1 Mult.: 1	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	Tray
ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU STM32L151RDT6 STMicroelectronics 1: $10.03 440In Stock	Mfr. Part No. STM32L151RDT6 Mouser Part No 511-STM32L151RDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	440In Stock	$10.03 $7.79 $6.90 $6.46 View $6.09 $6.05 Quote	Min.: 1 Mult.: 1	STM32L151RD	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 STM32L151VDT6 STMicroelectronics 1: $10.96 410In Stock	Mfr. Part No. STM32L151VDT6 Mouser Part No 511-STM32L151VDT6	STMicroelectronics	ARM Microcontrollers - MCU STM32L15 Low Power M3 384kB 32MHz MCU Learn More about STMicroelectronics stm32l1	Datasheet	410In Stock	$10.96 $8.38 $7.70 $7.24 View $6.97 $6.63 $6.49	Min.: 1 Mult.: 1	STM32L151VD	SMD/SMT	LQFP-100	ARM Cortex M3	384 kB	32 bit	12 bit	32 MHz	83 I/O	16 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, LCD, USB STM32L152C6U6A STMicroelectronics 1: $6.83 1,142In Stock	Mfr. Part No. STM32L152C6U6A Mouser Part No 511-STM32L152C6U6A	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 32 Kbytes of Flash , 32 MHz CPU, LCD, USB Learn More about STMicroelectronics stm32l1	Datasheet	1,142In Stock	$6.83 $5.01 $4.67 $4.11 View $3.90 $3.50 $3.35 $3.25 Quote	Min.: 1 Mult.: 1	STM32L152C6-A	SMD/SMT	UFQPFN-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	Tray
ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz STM32L152CCT6 STMicroelectronics 1: $8.19 1,016In Stock	Mfr. Part No. STM32L152CCT6 Mouser Part No 511-STM32L152CCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	1,016In Stock	$8.19 $6.34 $5.88 $5.37 View $5.15 $4.86 $4.63 $4.46	Min.: 1 Mult.: 1	STM32L152CC	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	Tray
ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz STM32L152RCT6 STMicroelectronics 1: $8.94 750In Stock	Mfr. Part No. STM32L152RCT6 Mouser Part No 511-STM32L152RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra Low M3 ARM 256 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	750In Stock	$8.94 $6.92 $6.11 $5.71 View $5.49 $5.15 Quote	Min.: 1 Mult.: 1	STM32L152RC	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 MRL A 256K Flash 48K SRAM Ind Temp ATSAM3S4BA-AU Microchip Technology 1: $6.54 1,556In Stock	Mfr. Part No. ATSAM3S4BA-AU Mouser Part No 556-ATSAM3S4BA-AU	Microchip Technology	ARM Microcontrollers - MCU MRL A 256K Flash 48K SRAM Ind Temp Learn More about Microchip Technology microchip sam3s mcu	Datasheet	1,556In Stock	$6.54 $5.93 $5.39	Min.: 1 Mult.: 1	SAM3S	SMD/SMT	QFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	64 MHz	47 I/O	48 kB	1.62 V	1.9 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MM-LEGACY MM CY9BF524LPMC1-G-MNE2 Infineon Technologies 1: $7.80 1,600In Stock	Mfr. Part No. CY9BF524LPMC1-G-MNE2 Mouser Part No 727-9BF524LPMC1GMNE2	Infineon Technologies	ARM Microcontrollers - MCU MM-LEGACY MM	Datasheet	1,600In Stock	$7.80 $6.03 $5.31 $4.96 View $4.67 $4.66	Min.: 1 Mult.: 1	MB9B520M	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	50 I/O	32 kB	2.7 V	5.5 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 5.50 V, PSoC 5 CapSense Plus CY8C5267AXI-LP051 Infineon Technologies 1: $14.72 572In Stock 900Expected 24/12/2026	Mfr. Part No. CY8C5267AXI-LP051 Mouser Part No 727-CY8C5267AXILP051	Infineon Technologies	ARM Microcontrollers - MCU 5.50 V, PSoC 5 CapSense Plus Learn More about Infineon Technologies cypress psoc5lp	Datasheet	572In Stock 900Expected 24/12/2026	$14.72 $11.61 $10.02 $9.70 View $9.39 $9.04 Quote	Min.: 1 Mult.: 1	CY8C52LPxxx	SMD/SMT	TQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	67 MHz	72 I/O	32 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5LP DIGITAL ONLY,67MHZ,256K CY8C5268AXI-LP047 Infineon Technologies 1: $14.96 444In Stock	Mfr. Part No. CY8C5268AXI-LP047 Mouser Part No 727-CY8C5268AXILP047	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5LP DIGITAL ONLY,67MHZ,256K Learn More about Infineon Technologies cypress psoc5lp	Datasheet	444In Stock	$14.96 $11.79 $10.19 $9.85 View $9.49 $8.83 $8.73 Quote	Min.: 1 Mult.: 1	CY8C52LPxxx	SMD/SMT	TQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	67 MHz	72 I/O	64 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH CY8C5268LTI-LP030 Infineon Technologies 1: $13.70 1,043In Stock	Mfr. Part No. CY8C5268LTI-LP030 Mouser Part No 727-CY8C5268LTILP030	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH Learn More about Infineon Technologies cypress psoc5lp	Datasheet	1,043In Stock	$13.70 $10.78 $9.60 $9.24 View $8.84 $8.62 $8.43 Quote	Min.: 1 Mult.: 1	CY8C52LPxxx	SMD/SMT	QFN-68	ARM Cortex M3	256 kB	32 bit	12 bit	67 MHz	48 I/O	64 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH CY8C5467LTI-LP003 Infineon Technologies 1: $13.92 928In Stock	Mfr. Part No. CY8C5467LTI-LP003 Mouser Part No 727-CY8C5467LTILP003	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5 LP, 67MHZ 2AB 256K FLASH Learn More about Infineon Technologies cypress psoc5lp	Datasheet	928In Stock	$13.92 $10.95 $9.77 $9.40 View $8.99 $8.94 $8.60 Quote	Min.: 1 Mult.: 1	CY8C54LPxxx	SMD/SMT	QFN-68	ARM Cortex M3	128 kB	32 bit	12 bit	67 MHz	48 I/O	32 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,64K CY8C5666LTI-LP005 Infineon Technologies 1: $16.74 293In Stock	Mfr. Part No. CY8C5666LTI-LP005 Mouser Part No 727-CY8C5666LTILP005	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,64K Learn More about Infineon Technologies cypress psoc5lp	Datasheet	293In Stock	$16.74 $13.89 $13.40 $12.05 View $11.56 $11.25 Quote	Min.: 1 Mult.: 1	CY8C56LPxxx	SMD/SMT	QFN-68	ARM Cortex M3	64 kB	32 bit	12 bit	67 MHz			1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP CY8C5688AXI-LP099 Infineon Technologies 1: $31.57 256In Stock 900Expected 31/12/2026	Mfr. Part No. CY8C5688AXI-LP099 Mouser Part No 727-CY8C5688AXILP099	Infineon Technologies	ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	256In Stock 900Expected 31/12/2026	$31.57 $25.50 $22.42 $22.00 View $21.52 $21.18 Quote	Min.: 1 Mult.: 1	CY8C56LPxxx	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 PSOC 5LP PERFO ANLOG 67MHZ,128K CY8C5867AXI-LP024 Infineon Technologies 1: $29.78 535In Stock	Mfr. Part No. CY8C5867AXI-LP024 Mouser Part No 727-CY8C5867AXILP024	Infineon Technologies	ARM Microcontrollers - MCU PSOC 5LP PERFO ANLOG 67MHZ,128K Learn More about Infineon Technologies cypress psoc5lp	Datasheet	535In Stock	$29.78 $23.30 $22.25 $20.22 View $19.52 $19.07 Quote	Min.: 1 Mult.: 1	CY8C58LPxxx	SMD/SMT	TQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	67 MHz			1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP CY8C5868AXI-LP032 Infineon Technologies 1: $28.72 90In Stock 900Expected 17/12/2026	Mfr. Part No. CY8C5868AXI-LP032 Mouser Part No 727-CY8C5868AXILP032	Infineon Technologies	ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	90In Stock 900Expected 17/12/2026	$28.72 $23.20 $21.53 $20.28 View $19.94 $19.04 Quote	Min.: 1 Mult.: 1	CY8C58LPxxx	SMD/SMT	TQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	67 MHz	62 I/O	64 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP CY8C5868LTI-LP038 Infineon Technologies 1: $28.61 358In Stock 2,600On Order	Mfr. Part No. CY8C5868LTI-LP038 Mouser Part No 727-CY8C5868LTILP038	Infineon Technologies	ARM Microcontrollers - MCU 256K Flash 64K SRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	358In Stock 2,600On Order On Order Ship Dates Mfr. No: CY8C5868LTI-LP038 Stock: 358 Can Dispatch Immediately On Order: 1,560 Expected 19/11/2026 1,040 Expected 26/11/2026 Factory Lead Time: 18 Weeks	$28.61 $22.39 $21.38 $19.54 View $19.15 $18.37 Quote	Min.: 1 Mult.: 1	CY8C58LPxxx	SMD/SMT	QFN-68	ARM Cortex M3	256 kB	32 bit	12 bit	67 MHz	48 I/O	64 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MCU w/ ARM Cortex-M3 512K FLASH, 32K SRA TMPM333FDFG(C,J) Toshiba 1: $3.14 1,665In Stock	Mfr. Part No. TMPM333FDFG(C,J) Mouser Part No 757-TMPM333FDFGCJ	Toshiba	ARM Microcontrollers - MCU MCU w/ ARM Cortex-M3 512K FLASH, 32K SRA Learn More about Toshiba 32 bit arm mcu	Datasheet	1,665In Stock	$3.14 $2.63 $2.31 $2.08 View $2.07 $1.98 $1.92 $1.83	Min.: 1 Mult.: 1	TMPM333FDFG	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	10 bit	64 MHz	68 I/O	64 kB	2.7 V	3.6 V	0 C	+ 70 C	Tray
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1517JBD48E NXP Semiconductors 1: $9.56 1,975In Stock	Mfr. Part No. LPC1517JBD48E Mouser Part No 771-LPC1517JBD48E	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	1,975In Stock	$9.56 $7.42 $6.57 $6.30 View $6.01 $5.58 $5.43 Quote	Min.: 1 Mult.: 1	LPC1500	SMD/SMT	LQFP-48	ARM Cortex M3	64 kB	32 bit	2 x 12 bit	72 MHz	32 I/O	12 kB	2.4 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1517JBD64E NXP Semiconductors 1: $12.45 1,919In Stock	Mfr. Part No. LPC1517JBD64E Mouser Part No 771-LPC1517JBD64E	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	1,919In Stock	$12.45 $9.68 $9.23 $8.02 View $7.65 $6.97 $6.59 Quote	Min.: 1 Mult.: 1	LPC1500	SMD/SMT	LQFP-64	ARM Cortex M3	64 kB	32 bit	2 x 12 bit	72 MHz	46 I/O	12 kB	2.4 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 LPC1519JBD100E NXP Semiconductors 1: $14.18 652In Stock	Mfr. Part No. LPC1519JBD100E Mouser Part No 771-LPC1519JBD100E	NXP Semiconductors	ARM Microcontrollers - MCU Motion Control 32-bit Microcontroller based on ARM Cortex-M3 Learn More about NXP Semiconductors nxp lpc1500 series	Datasheet	652In Stock	$14.18 $10.77 $10.33 $9.09 View $8.64 $8.36 $8.09 Quote	Min.: 1 Mult.: 1	LPC1500	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	2 x 12 bit	72 MHz	78 I/O	36 kB	2.4 V	3.6 V	- 40 C	+ 105 C	Tray