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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 Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core LPC1754FBD80,518 NXP Semiconductors 1: 10,95 € 1.960Expected 12/21/2026	Mfr. Part No. LPC1754FBD80,518 Mouser Part No 771-LPC1754FBD80518	NXP Semiconductors	ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core	Datasheet	1.960Expected 12/21/2026	Cut Tape 10,95 € 8,63 € 8,07 € 7,45 € View Reel 6,54 € 7,15 € 6,91 € 6,54 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	LQFP-80	ARM Cortex M3	32 bit	100 MHz	128 kB	32 kB	12 bit	52 I/O	3.3 V	3.3 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core LPC1778FET208K NXP Semiconductors 1: 19,57 € 1.260Expected 1/4/2027	Mfr. Part No. LPC1778FET208K Mouser Part No 771-LPC1778FET208K	NXP Semiconductors	ARM Microcontrollers - MCU Scalable Mainstream 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core Learn More about NXP Semiconductors nxplpc1778lpc1788	Datasheet	1.260Expected 1/4/2027	19,57 € 15,81 € 15,16 € 13,36 € View 12,70 € 12,12 € 11,65 €	Min.: 1 Mult.: 1	SMD/SMT		ARM Cortex M3	32 bit	120 MHz	512 kB	96 kB	12 bit	165 I/O	3.3 V	3.3 V	+ 85 C	Tray
ARM Microcontrollers - MCU High Performance 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core LPC1837JET100E NXP Semiconductors 1: 20,06 € 3.508On Order	Mfr. Part No. LPC1837JET100E Mouser Part No 771-LPC1837JET100E	NXP Semiconductors	ARM Microcontrollers - MCU High Performance 32-bit Microcontroller (MCU) based on ARM Cortex-M3 Core Learn More about NXP Semiconductors nxp lpc1830 lpc1850 lpc1857 mcus	Datasheet	3.508On Order On Order Ship Dates Mfr. No: LPC1837JET100E Stock: 0 On Order: 648 Expected 12/14/2026 1.820 Expected 12/29/2026 1.040 Expected 1/18/2027 Factory Lead Time: 39 Weeks	20,06 € 15,65 € 14,48 € 13,65 €	Min.: 1 Mult.: 1	SMD/SMT	TFBGA-100	ARM Cortex M3	32 bit	180 MHz	1 MB	136 kB	2 x 10 bit	49 I/O	2.4 V	3.6 V	+ 105 C	Tray
ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRLA ATSAM3A8CA-AU Microchip Technology 1: 9,68 € 172Expected 11/16/2026	Mfr. Part No. ATSAM3A8CA-AU Mouser Part No 556-ATSAM3A8CA-AU	Microchip Technology	ARM Microcontrollers - MCU QFP100,GREEN IND TEMP, MRLA Learn More about Microchip Technology microchip sam3a mcu	Datasheet	172Expected 11/16/2026	9,68 € 8,82 € 7,97 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	84 MHz	512 kB	64 kB	12 bit	63 I/O	1.62 V	1.95 V	+ 85 C	Tray
ARM Microcontrollers - MCU Tiny Gecko MCU IC EFM32TG110F32-D-QFN24R Silicon Labs 1: 4,35 € 2.256Expected 11/20/2026	Mfr. Part No. EFM32TG110F32-D-QFN24R Mouser Part No 634-EFM32TG110F32-DR	Silicon Labs	ARM Microcontrollers - MCU Tiny Gecko MCU IC Learn More about Silicon Labs energymicroefm32tg	Datasheet	2.256Expected 11/20/2026	Cut Tape 4,35 € 3,31 € 3,05 € 2,77 € View Reel 2,49 € 2,63 € 2,55 € 2,52 € 2,49 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	SMD/SMT	QFN-24	ARM Cortex M3	32 bit	32 MHz	32 kB	4 kB	12 bit	17 I/O	1.98 V	3.8 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 256 kB MCU EFM32JG1B200F256GM48-C0 Silicon Labs 1: 4,78 € 2.597Expected 3/12/2027	Mfr. Part No. EFM32JG1B200F256GM48-C0 Mouser Part No 634-JG1B200F25648C0	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M3 32-bit 40 MHz 256 kB MCU Learn More about Silicon Labs silabs efm32 jade gecko mcu	Datasheet	2.597Expected 3/12/2027	4,78 € 3,78 € 3,41 € 3,16 € View 2,99 € 2,89 € 2,88 € 2,87 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	ARM Cortex M3	32 bit	40 MHz	256 kB	32 kB	12 bit	32 I/O	1.85 V	3.8 V	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Valueline ARM Cortex-M3 MCU STM32F100VBT7B STMicroelectronics 1: 7,22 € 248In Stock	Mfr. Part No. STM32F100VBT7B Mouser Part No 511-STM32F100VBT7B	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Valueline ARM Cortex-M3 MCU Learn More about STMicroelectronics stm32f1	Datasheet	248In Stock	7,22 € 5,17 € 4,73 € 4,42 € View 4,15 € 4,12 € 4,10 € Quote	Min.: 1 Mult.: 1	SMD/SMT		ARM Cortex M3	32 bit	24 MHz	128 kB	8 kB	12 bit	80 I/O	2 V	3.6 V	+ 105 C	Tray
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 1 Mbyte of Flash , 120 MHz CPU, ART Accel STM32F205RGT6W STMicroelectronics 1: 17,42 € 44In Stock NRND	Mfr. Part No. STM32F205RGT6W Mouser Part No 511-STM32F205RGT6W NRND	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 1 Mbyte of Flash , 120 MHz CPU, ART Accel Learn More about STMicroelectronics stm32f2	Datasheet	44In Stock	17,42 € 13,82 € 12,76 € 11,82 € View 11,60 € 11,26 € 11,25 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	120 MHz	1 MB	128 kB	12 bit	51 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB STM32F215ZET6 STMicroelectronics 1: 13,58 € 127In Stock	Mfr. Part No. STM32F215ZET6 Mouser Part No 511-STM32F215ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB Learn More about STMicroelectronics stm32f2	Datasheet	127In Stock	13,58 € 10,96 € 10,26 € 9,60 € View 9,25 € 9,10 € 9,00 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	120 MHz	512 kB	128 kB	12 bit	114 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit Arm Cortex M3 128kb LCD Ultralow STM32L152RBT6 STMicroelectronics 1: 8,94 € 5In Stock NRND	Mfr. Part No. STM32L152RBT6 Mouser Part No 511-STM32L152RBT6 NRND	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Arm Cortex M3 128kb LCD Ultralow Learn More about STMicroelectronics stm32l1	Datasheet	5In Stock	8,94 € 6,92 € 6,39 € 5,74 € View 5,59 € 5,42 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	32 MHz	128 kB	16 kB	12 bit	51 I/O	1.8 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 16KB STM32F100C4T6B STMicroelectronics 1: 4,39 € 3.000Expected 1/20/2027	Mfr. Part No. STM32F100C4T6B Mouser Part No 511-STM32F100C4T6B	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 16KB Learn More about STMicroelectronics stm32f1	Datasheet	3.000Expected 1/20/2027	4,39 € 3,35 € 3,02 € 2,85 € View 2,67 € 2,66 € 2,65 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	24 MHz	16 kB	4 kB	12 bit	37 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT CORTEX M3 64K Flash 8KB RAM STM32F100R8H6B STMicroelectronics 1: 6,22 € 3.836Expected 4/8/2027	Mfr. Part No. STM32F100R8H6B Mouser Part No 511-STM32F100R8H6B	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 64K Flash 8KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	3.836Expected 4/8/2027	6,22 € 4,58 € 4,26 € 3,75 € View 3,55 € 3,19 € 3,05 € 2,97 € 2,83 €	Min.: 1 Mult.: 1	SMD/SMT		ARM Cortex M3	32 bit	24 MHz	128 kB	8 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex 64 Kbyte Value Line STM32F100R8T6BTR STMicroelectronics 1: 5,51 € 687Expected 12/10/2026	Mfr. Part No. STM32F100R8T6BTR Mouser Part No 511-STM32F100R8T6BTR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 64 Kbyte Value Line Learn More about STMicroelectronics stm32f1	Datasheet	687Expected 12/10/2026	Cut Tape 5,51 € 4,21 € 3,78 € 3,54 € View Reel 3,13 € 3,44 € 3,14 € 3,13 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000			ARM Cortex M3	32 bit						2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 10KB RAM 1X12 ADC STM32F101C8T6 STMicroelectronics 1: 6,31 € 1.312Expected 9/20/2027	Mfr. Part No. STM32F101C8T6 Mouser Part No 511-STM32F101C8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 10KB RAM 1X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	1.312Expected 9/20/2027	6,31 € 4,83 € 4,24 € 4,01 € View 3,81 € 3,74 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	36 MHz	64 kB	10 kB	12 bit	48 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line STM32F101CBT6TR STMicroelectronics 1: 7,10 € 2.398Expected 9/20/2027	Mfr. Part No. STM32F101CBT6TR Mouser Part No 511-STM32F101CBT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line Learn More about STMicroelectronics stm32f1	Datasheet	2.398Expected 9/20/2027	Cut Tape 7,10 € 4,95 € 4,73 € 4,10 € View Reel 3,54 € 3,92 € 3,74 € 3,54 € 3,54 € MouseReel Available	Min.: 1 Mult.: 1 : 2.400	SMD/SMT	LQFP-48	ARM Cortex M3	32 bit	36 MHz	128 kB	16 kB	12 bit	37 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 High-density access STM32F101RCT6TR STMicroelectronics 1: 8,12 € 1.998Expected 4/14/2027	Mfr. Part No. STM32F101RCT6TR Mouser Part No 511-STM32F101RCT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 High-density access Learn More about STMicroelectronics stm32f1	Datasheet	1.998Expected 4/14/2027	Cut Tape 8,12 € 6,22 € 5,55 € 5,15 € View Reel 4,64 € 4,92 € 4,67 € 4,64 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	36 MHz	256 kB	32 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU STM32F101VCT6 STMicroelectronics 1: 8,74 € 2.157On Order	Mfr. Part No. STM32F101VCT6 Mouser Part No 511-STM32F101VCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU Learn More about STMicroelectronics stm32f1	Datasheet	2.157On Order On Order Ship Dates Mfr. No: STM32F101VCT6 Stock: 0 On Order: 1.617 Expected 12/1/2026 540 Expected 8/30/2027 Factory Lead Time: 52 Weeks	8,74 € 6,31 € 5,79 € 5,68 € 5,37 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	36 MHz	256 kB	32 kB	12 bit	80 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU ARM 32Bit Access MCU 100-Pin 256kB Flash STM32F101VCT6TR STMicroelectronics 1: 8,74 € 999Expected 10/18/2027	Mfr. Part No. STM32F101VCT6TR Mouser Part No 511-STM32F101VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU ARM 32Bit Access MCU 100-Pin 256kB Flash Learn More about STMicroelectronics stm32f1	Datasheet	999Expected 10/18/2027	Cut Tape 8,74 € 6,76 € 5,99 € 5,75 € 5,04 € Reel 4,92 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	36 MHz	256 kB	32 kB	12 bit	80 I/O	2 V	3.6 V	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F101VFT6 STMicroelectronics 1: 11,74 € 540Expected 4/12/2027	Mfr. Part No. STM32F101VFT6 Mouser Part No 511-STM32F101VFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	540Expected 4/12/2027	11,74 € 8,86 € 8,16 € 7,89 € 7,59 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	32 bit	36 MHz	768 kB	80 kB	12 bit	112 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance STM32F103CBU6 STMicroelectronics 1: 7,40 € 1.558In Stock 1.560Expected 8/2/2027	Mfr. Part No. STM32F103CBU6 Mouser Part No 511-STM32F103CBU6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance Learn More about STMicroelectronics stm32f1	Datasheet	1.558In Stock 1.560Expected 8/2/2027	7,40 € 5,68 € 5,05 € 4,80 € 4,75 €	Min.: 1 Mult.: 1	SMD/SMT	UQFN-48	ARM Cortex M3	32 bit	72 MHz	128 kB	20 kB	12 bit	37 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m STM32F103RCT7TR STMicroelectronics 1: 9,57 € 1.000On Order	Mfr. Part No. STM32F103RCT7TR Mouser Part No 511-STM32F103RCT7TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m Learn More about STMicroelectronics stm32f1	Datasheet	1.000On Order	Cut Tape 9,57 € 7,45 € 6,89 € 6,24 € View Reel 5,56 € 6,12 € 5,69 € 5,56 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	256 kB	48 kB	12 bit	51 I/O	2 V	3.6 V	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 257 to 512 USB/CAN STM32F103RDT6 STMicroelectronics 1: 9,14 € 1.883On Order	Mfr. Part No. STM32F103RDT6 Mouser Part No 511-STM32F103RDT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 257 to 512 USB/CAN Learn More about STMicroelectronics stm32f1	Datasheet	1.883On Order On Order Ship Dates Mfr. No: STM32F103RDT6 Stock: 0 On Order: 923 Expected 4/14/2027 960 TBD Factory Lead Time: 52 Weeks	9,14 € 7,22 € 6,72 € 6,10 € 6,00 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	384 kB	64 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 1Mb Flash STM32F103RGT7 STMicroelectronics 1: 14,18 € 958Expected 4/5/2027	Mfr. Part No. STM32F103RGT7 Mouser Part No 511-STM32F103RGT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 1Mb Flash Learn More about STMicroelectronics stm32f1	Datasheet	958Expected 4/5/2027	14,18 € 11,12 € 10,29 € 9,50 € View 9,21 € 8,86 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	72 MHz	1 MB	96 kB	12 bit	112 I/O	2 V	3.6 V	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE STM32F103T8U7 STMicroelectronics 1: 7,08 € 2.922Expected 7/5/2027	Mfr. Part No. STM32F103T8U7 Mouser Part No 511-STM32F103T8U7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	2.922Expected 7/5/2027	7,08 € 5,45 € 5,09 € 4,60 € View 4,26 € 4,15 €	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-36	ARM Cortex M3	32 bit	72 MHz	64 kB	20 kB	12 bit	26 I/O	2 V	3.6 V	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 261 to 512 USB/CAN STM32F103ZCT6 STMicroelectronics 1: 10,89 € 1.282On Order	Mfr. Part No. STM32F103ZCT6 Mouser Part No 511-STM32F103ZCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 261 to 512 USB/CAN Learn More about STMicroelectronics stm32f1	Datasheet	1.282On Order	10,89 € 8,72 € 8,56 € 8,24 € 7,29 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	32 bit	72 MHz	256 kB	64 kB	12 bit	112 I/O	2 V	3.6 V	+ 85 C	Tray