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ARM Cortex M3 Core ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) 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 Hi-perf ARM Cortex M3 MCU 1 Mb STM32F205RGT7 STMicroelectronics 1: $18.93 3,972In Stock	Mfr. Part No. STM32F205RGT7 Mouser Part No 511-STM32F205RGT7	STMicroelectronics	ARM Microcontrollers - MCU Hi-perf ARM Cortex M3 MCU 1 Mb Learn More about STMicroelectronics stm32f2	Datasheet	3,972In Stock	$18.93 $15.63 $14.58 $13.83 View $13.63 $13.22 $13.18	Min.: 1 Mult.: 1	STM32F205RG	SMD/SMT	LQFP-64	ARM Cortex M3	1 MB	32 bit	12 bit	120 MHz	51 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 256 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L151CCU6 STMicroelectronics 1: $8.70 4,114In Stock	Mfr. Part No. STM32L151CCU6 Mouser Part No 511-STM32L151CCU6	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	4,114In Stock	$8.70 $7.04 $6.64 $6.19 View $5.98 $5.93 $5.92	Min.: 1 Mult.: 1	STM32L151CC	SMD/SMT	UFQPFN-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 256KB Flash 64KBSRAM PSoC 5LP CY8C5287AXI-LP095 Infineon Technologies 1: $19.64 10,582In Stock	Mfr. Part No. CY8C5287AXI-LP095 Mouser Part No 727-CY8C5287AXILP095	Infineon Technologies	ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	10,582In Stock	$19.64 $15.94 $14.12 $13.64 View $12.46 $11.68 $11.40 Quote	Min.: 1 Mult.: 1	CY8C52LPxxx	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 32-Bit Cortex 64Kb Performance Line STM32F103VET6TR STMicroelectronics 1: $14.31 11,997In Stock	Mfr. Part No. STM32F103VET6TR Mouser Part No 511-STM32F103VET6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Performance Line Learn More about STMicroelectronics stm32f1	Datasheet	11,997In Stock	Cut Tape $14.31 $12.31 $11.49 $11.12 View Reel $9.26 $11.02 $10.58 $9.26 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F103VE	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB STM32F205RGT6 STMicroelectronics 1: $21.87 2,591In Stock	Mfr. Part No. STM32F205RGT6 Mouser Part No 511-STM32F205RGT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	2,591In Stock	$21.87 $17.26 $15.41 $14.51 View $14.44 $13.76 $13.63	Min.: 1 Mult.: 1	STM32F205RG	SMD/SMT	LQFP-64	ARM Cortex M3	1 MB	32 bit	12 bit	120 MHz	51 I/O	128 kB	1.8 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, USB STM32L151C6T6A STMicroelectronics 1: $7.44 12,803In Stock	Mfr. Part No. STM32L151C6T6A Mouser Part No 511-STM32L151C6T6A	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	12,803In Stock	$7.44 $5.67 $4.95 $4.73 View $4.50 $4.35 $3.82 $3.54 $3.45	Min.: 1 Mult.: 1	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	Tray
ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM STM32F103VBT6TR STMicroelectronics 1: $13.30 8,732In Stock	Mfr. Part No. STM32F103VBT6TR Mouser Part No 511-STM32F103VBT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	8,732In Stock	Cut Tape $13.30 $10.34 $9.14 $8.77 Reel $7.10 View $8.62 $8.13 $7.02 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F103VB	SMD/SMT	LQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	100 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L152VET6 STMicroelectronics 1: $16.97 2,241In Stock	Mfr. Part No. STM32L152VET6 Mouser Part No 511-STM32L152VET6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp Learn More about STMicroelectronics stm32l1	Datasheet	2,241In Stock	$16.97 $12.74 $11.74 $11.34 View $10.76 $10.00 $9.98	Min.: 1 Mult.: 1	STM32L152VE	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	32 MHz	83 I/O	80 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256kB flash, 64kB SRAM, USB, LQFP100 package LPC1765FBD100K NXP Semiconductors 1: $19.62 5,800In Stock	Mfr. Part No. LPC1765FBD100K Mouser Part No 771-LPC1765FBD100K	NXP Semiconductors	ARM Microcontrollers - MCU 256kB flash, 64kB SRAM, USB, LQFP100 package Learn More about NXP Semiconductors nxp_lpc17xx	Datasheet	5,800In Stock	$19.62 $15.72 $14.61 $14.06 View $13.21 $12.89 Quote	Min.: 1 Mult.: 1	LPC1700	SMD/SMT	LQFP-100	ARM Cortex M3	256 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 QFP100,GREEN IND TEMP, MRL A ATSAM3A4CA-AU Microchip Technology 1: $14.70 334In Stock	Mfr. Part No. ATSAM3A4CA-AU Mouser Part No 556-ATSAM3A4CA-AU	Microchip Technology	ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRL A Learn More about Microchip Technology microchip sam3a mcu	Datasheet	334In Stock	$14.70 $14.32 $13.46 $13.42 $12.50	Min.: 1 Mult.: 1	SAM3A	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 LQFP,Green,IND TEMP,MRL B ATSAM3S1BB-AU Microchip Technology 1: $5.24 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAM3S1BB-AU Mouser Part No 556-ATSAM3S1BB-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP,Green,IND TEMP,MRL B Learn More about Microchip Technology microchip sam3s mcu	Datasheet	Non-Stocked Lead-Time 12 Weeks	$5.24 $4.80 $4.34	Min.: 1 Mult.: 1	SAM3S	SMD/SMT	QFP-64	ARM Cortex M3	64 kB	32 bit	12 bit	64 MHz	47 I/O	16 kB	1.62 V	1.9 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB EFM32LG230F128G-F-QFN64R Silicon Labs 1: $13.45 2,650In Stock	Mfr. Part No. EFM32LG230F128G-F-QFN64R Mouser Part No 634-32LG230F128GFQFR	Silicon Labs	ARM Microcontrollers - MCU Leopard Gecko MCU IC 128KB Learn More about Silicon Labs energymicro efm32leopard	Datasheet	2,650In Stock	Cut Tape $13.45 $10.46 $9.71 $8.89 View Reel $7.63 $8.43 $8.27 $8.08 $7.63 Quote	Min.: 1 Mult.: 1 : 3,000	EFM32LG	SMD/SMT	QFN-64	ARM Cortex M3	128 kB	32 bit	12 bit	48 MHz	56 I/O	32 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU EFM32JG12B500F1024GM48-C Silicon Labs 1: $13.48 982In Stock	Mfr. Part No. EFM32JG12B500F1024GM48-C Mouser Part No 634-JG12B500FGM48C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 1024 kB MCU Learn More about Silicon Labs silabs efm32 jade gecko mcu	Datasheet	982In Stock	$13.48 $10.74 $9.70 $9.13 View $8.68 $8.34 Quote	Min.: 1 Mult.: 1	EFM32JG12	SMD/SMT	QFN-48	ARM Cortex M3	1.02 MB	32 bit	12 bit	40 MHz	33 I/O	256 kB	1.8 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU BGA100,GREEN IND TEMP, MRLA ATSAM3X8CA-CU Microchip Technology 1: $16.21 256In Stock	Mfr. Part No. ATSAM3X8CA-CU Mouser Part No 556-ATSAM3X8CA-CU	Microchip Technology	ARM Microcontrollers - MCU BGA100,GREEN IND TEMP, MRLA Learn More about Microchip Technology microchip sam3x mcu	Datasheet	256In Stock	$16.21 $14.73 $13.34 $13.33	Min.: 1 Mult.: 1	SAM3X	SMD/SMT	LFBGA-100	ARM Cortex M3	512 kB	32 bit	12 bit	84 MHz	63 I/O	96 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES EFM32G232F128G-E-QFP64R Silicon Labs 1: $10.70 549In Stock	Mfr. Part No. EFM32G232F128G-E-QFP64R Mouser Part No 634-32G232128GEFP64R	Silicon Labs	ARM Microcontrollers - MCU 128k Flash, 16k RAM, AES	Datasheet	549In Stock	Cut Tape $10.70 $8.45 $7.77 $7.13 $6.94 Reel $6.08	Min.: 1 Mult.: 1 : 1,000		SMD/SMT	TQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	32 MHz	53 I/O	16 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES EFM32GG380F512G-E-QFP100R Silicon Labs 1: $22.78 2,100In Stock	Mfr. Part No. EFM32GG380F512G-E-QFP100R Mouser Part No 634-32GG380F512-E-T	Silicon Labs	ARM Microcontrollers - MCU 512k Flash, 128k RAM, USB, AES Learn More about Silicon Labs energymicro efm32giant	Datasheet	2,100In Stock	Cut Tape $22.78 $18.12 $16.50 $15.45 View Reel $13.36 $15.34 $14.44 $13.36	Min.: 1 Mult.: 1 : 1,000	EFM32GG	SMD/SMT	LQFP-100	ARM Cortex M3	512 kB	32 bit	12 bit	48 MHz	81 I/O	128 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Reel, Cut Tape
ARM Microcontrollers - MCU Tiny Gecko MCU IC EFM32TG210F32-D-QFN32 Silicon Labs 1: $7.33 1,674In Stock	Mfr. Part No. EFM32TG210F32-D-QFN32 Mouser Part No 634-EFM32TG210F32-D	Silicon Labs	ARM Microcontrollers - MCU Tiny Gecko MCU IC Learn More about Silicon Labs energymicroefm32tg	Datasheet	1,674In Stock	$7.33 $5.77 $5.15 $4.81 View $4.45 $4.32 $4.31	Min.: 1 Mult.: 1	EFM32TG	SMD/SMT	QFN-32	ARM Cortex M3	32 kB	32 bit	12 bit	32 MHz	24 I/O	4 kB	1.98 V	3.8 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B ATSAM3U1CB-AU Microchip Technology 1: $5.98 348In Stock	Mfr. Part No. ATSAM3U1CB-AU Mouser Part No 556-ATSAM3U1CB-AU	Microchip Technology	ARM Microcontrollers - MCU LQFP, Grn, IT, MRL B Learn More about Microchip Technology microchip sam3u mcus	Datasheet	348In Stock	$5.98 $5.44 $5.43 $4.92	Min.: 1 Mult.: 1	SAM3U	SMD/SMT	LQFP-100	ARM Cortex M3	64 kB	32 bit	12 bit	96 MHz	57 I/O	20 kB	1.62 V	1.95 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Lumentum Part to Reserve Buffer Die ADUCM320BBCZ-RL Analog Devices 1: $34.58 1,588In Stock	Mfr. Part No. ADUCM320BBCZ-RL Mouser Part No 584-ADUCM320BBCZ-RL	Analog Devices	ARM Microcontrollers - MCU Lumentum Part to Reserve Buffer Die Learn More about Analog Devices adi microcontrollers	Datasheet	1,588In Stock	Cut Tape $34.58 $33.82 $33.09 $32.42 View $31.93 $31.44 $30.98 $30.98 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,270	ADUCM320	SMD/SMT	BGA-96	ARM Cortex M3	256 kB	32 bit	14 bit	80 MHz	40 I/O	32 kB	2.9 V	3.6 V	- 40 C	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU MM-LEGACY MM CY9BF618TPMC-GK7E1 Infineon Technologies 1: $25.69 280In Stock	Mfr. Part No. CY9BF618TPMC-GK7E1 Mouser Part No 727-C9BF618TPMCGK7E1	Infineon Technologies	ARM Microcontrollers - MCU MM-LEGACY MM	Datasheet	280In Stock	$25.69 $20.75 $19.90 $17.53 View $16.73 $15.88 Quote	Min.: 1 Mult.: 1	MB9B610T	SMD/SMT	LQFP-176	ARM Cortex M3	1 MB	32 bit	12 bit	144 MHz	154 I/O	128 kB	2.7 V	5.5 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP CY8C5288LTI-LP090 Infineon Technologies 1: $20.13 253In Stock 520Expected 20/11/2026	Mfr. Part No. CY8C5288LTI-LP090 Mouser Part No 727-CY8C5288LTILP090	Infineon Technologies	ARM Microcontrollers - MCU 256KB Flash 64KBSRAM PSoC 5LP Learn More about Infineon Technologies cypress psoc5lp	Datasheet	253In Stock 520Expected 20/11/2026	$20.13 $15.88 $14.17 $13.64 View $13.07 $12.44 $12.14 Quote	Min.: 1 Mult.: 1	CY8C52LPxxx	SMD/SMT	QFN-68	ARM Cortex M3	256 kB	32 bit	12 bit	80 MHz	38 I/O	64 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU MCU,M3,120MHz,1MBMem/130kBRAM,QFP144 TMPM3HQF10BFG Toshiba 1: $20.18 1,194In Stock	Mfr. Part No. TMPM3HQF10BFG Mouser Part No 757-TMPM3HQF10BFG	Toshiba	ARM Microcontrollers - MCU MCU,M3,120MHz,1MBMem/130kBRAM,QFP144 Learn More about Toshiba tmpm3h arm microcontrollers		1,194In Stock	$20.18 $16.73 $14.91 $14.59 View $13.97 $13.18 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-144	ARM Cortex M3		32 bit	12 bit	120 MHz	134 I/O	130 kB	2.7 V	5.5 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU MCU,M3,120MHz,512kBMem/66kBRAM,QFP144 TMPM3HQFDAFG Toshiba 1: $15.61 598In Stock	Mfr. Part No. TMPM3HQFDAFG Mouser Part No 757-TMPM3HQFDAFG	Toshiba	ARM Microcontrollers - MCU MCU,M3,120MHz,512kBMem/66kBRAM,QFP144 Learn More about Toshiba tmpm3h arm microcontrollers		598In Stock	$15.61 $12.93 $11.49 $11.46 View $10.93 $10.92 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-144	ARM Cortex M3		32 bit	12 bit	120 MHz	135 I/O	66 kB	2.7 V	5.5 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU Cortex M3 + 24K/256K + Dual 24bit SD AFE ADUCM362BCPZ256 Analog Devices 1: $38.34 741In Stock	Mfr. Part No. ADUCM362BCPZ256 Mouser Part No 584-ADUCM362BCPZ256	Analog Devices	ARM Microcontrollers - MCU Cortex M3 + 24K/256K + Dual 24bit SD AFE Learn More about Analog Devices analog aducm36x mcus	Datasheet	741In Stock	$38.34 $33.50 $27.98 $27.74 $26.66	Min.: 1 Mult.: 1 Max.: 592	ADUCM362	SMD/SMT	LFCSP-48	ARM Cortex M3	256 kB	32 bit	24 bit	16 MHz	19 I/O	24 kB	1.8 V	3.6 V	- 40 C	+ 125 C	Tray
ARM Microcontrollers - MCU PSOC5LP CY8C5667AXQ-LP040 Infineon Technologies 1: $29.50 170In Stock	Mfr. Part No. CY8C5667AXQ-LP040 Mouser Part No 727-CY8C5667AXQLP040	Infineon Technologies	ARM Microcontrollers - MCU PSOC5LP Learn More about Infineon Technologies cypress psoc 5lp socs	Datasheet	170In Stock	$29.50 $23.84 $22.85 $20.13 View $18.37 $17.63 $17.39 Quote	Min.: 1 Mult.: 1		SMD/SMT	TQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	67 MHz	62 I/O	32 kB	1.71 V	1.89 V	- 40 C	+ 85 C	Tray