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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 ARM Cortex M3 Connectivity 768kB STM32F207ZFT6 STMicroelectronics 1: $16.46 226In Stock	Mfr. Part No. STM32F207ZFT6 Mouser Part No 511-STM32F207ZFT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB Learn More about STMicroelectronics stm32f2	Datasheet	226In Stock	$16.46 $13.41 $12.81 $11.82 View $11.49 $11.25	Min.: 1 Mult.: 1	STM32F207ZF	SMD/SMT	LQFP-144	ARM Cortex M3	768 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 32BIT ARM Cortex M3 Connectivity 1024kB STM32F207ZGT6 STMicroelectronics 1: $21.06 390In Stock 360On Order	Mfr. Part No. STM32F207ZGT6 Mouser Part No 511-STM32F207ZGT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	390In Stock 360On Order	$21.06 $16.71 $15.27 $14.38 View $14.03 $13.12 Quote	Min.: 1 Mult.: 1	STM32F207ZG	SMD/SMT	LQFP-144	ARM Cortex M3	1 MB	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 32BIT ARM Cortex M3 Connectivity 1024kB STM32F207ZGT6TR STMicroelectronics 1: $20.41 124In Stock	Mfr. Part No. STM32F207ZGT6TR Mouser Part No 511-STM32F207ZGT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	124In Stock	Cut Tape $20.41 $16.23 $14.56 $14.04 View Reel $13.15 $13.81 $13.15 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	STM32F207ZG	SMD/SMT	LQFP-144	ARM Cortex M3	1 MB	32 bit	12 bit	120 MHz	114 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power 32-bit Value Line Arm Cortex-M3 MCU 128 Kbytes of Flash 32 MHz C STM32L100RBT6A STMicroelectronics 1: $7.31 831In Stock	Mfr. Part No. STM32L100RBT6A Mouser Part No 511-STM32L100RBT6A	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	831In Stock	$7.31 $5.62 $4.94 $4.61 View $4.60 $4.33 $4.29 Quote	Min.: 1 Mult.: 1	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	Tray
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 685In 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	685In 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 997In 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	997In 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 64 Kbytes of Flash , 32 MHz CPU, USB STM32L151R8T6A STMicroelectronics 1: $6.84 1,071In 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	1,071In Stock	$6.84 $5.24 $4.60 $4.29 View $4.16 $4.11 $3.80 Quote	Min.: 1 Mult.: 1	STM32L151R8-A	SMD/SMT	LQFP-64	ARM Cortex M3	64 kB	32 bit	12 bit	32 MHz	51 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 128 Kbytes of Flash , 32 MHz CPU, USB STM32L151RBT6A STMicroelectronics 1: $8.49 1,010In 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	1,010In 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-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, LCD, USB STM32L152C8T6A STMicroelectronics 1: $6.61 806In Stock 1,500Expected 22/02/2027	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	806In Stock 1,500Expected 22/02/2027	$6.61 $5.06 $4.44 $4.25 View $4.05 $4.01 $3.70 $3.64 Quote	Min.: 1 Mult.: 1	STM32L152C8-A	SMD/SMT	LQFP-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 M3 ARM 256 Kbytes 32 MHz STM32L152CCT6 STMicroelectronics 1: $8.19 1,008In 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	1,008In 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