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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 Cortex M3 M/D Performance LINE STM32F103RBT7 STMicroelectronics 1: $9.60 1,030In Stock	Mfr. Part No. STM32F103RBT7 Mouser Part No 511-STM32F103RBT7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	1,030In Stock	$9.60 $7.43 $6.84 $6.11 View $5.76 Quote	Min.: 1 Mult.: 1	STM32F103RB	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	51 I/O	20 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 64 PIN IND STM32F103RBT7TR STMicroelectronics 1: $9.88 288In Stock	Mfr. Part No. STM32F103RBT7TR Mouser Part No 511-STM32F103RBT7TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 64 PIN IND Learn More about STMicroelectronics stm32f1	Datasheet	288In Stock	Cut Tape $9.88 $7.65 $6.78 $6.40 Reel $5.31 View $6.24 $5.78 $5.14 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F103RB	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	51 I/O	20 kB	2 V	3.6 V	- 40 C	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE STM32F103RET6 STMicroelectronics 1: $12.30 609In Stock 4,800On Order	Mfr. Part No. STM32F103RET6 Mouser Part No 511-STM32F103RET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	609In Stock 4,800On Order	$12.30 $9.64 $8.56 $8.04 $7.91	Min.: 1 Mult.: 1 Max.: 250	STM32F103RE	SMD/SMT	LQFP-64	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE STM32F103RET7 STMicroelectronics 1: $12.46 559In Stock	Mfr. Part No. STM32F103RET7 Mouser Part No 511-STM32F103RET7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	559In Stock	$12.46 $10.14 $9.44 $8.58 View $8.39 $8.26 $8.15	Min.: 1 Mult.: 1	STM32F103RE	SMD/SMT	LQFP-64	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 FL PERFORMANCE LINE STM32F103T8U6 STMicroelectronics 1: $8.30 480In Stock 2,940Expected 24/05/2027	Mfr. Part No. STM32F103T8U6 Mouser Part No 511-STM32F103T8U6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 FL PERFORMANCE LINE Learn More about STMicroelectronics stm32f1	Datasheet	480In Stock 2,940Expected 24/05/2027	$8.30 $5.80 $5.53 $4.99 View $4.77 $4.63 $4.59 Quote	Min.: 1 Mult.: 1	STM32F103T8	SMD/SMT	UFQFPN-36	ARM Cortex M3	64 kB	32 bit	12 bit	72 MHz	26 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE STM32F103VBT7 STMicroelectronics 1: $10.40 898In Stock	Mfr. Part No. STM32F103VBT7 Mouser Part No 511-STM32F103VBT7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	898In Stock	$10.40 $7.54 $6.92 $6.82 View $6.42 $6.03 $6.02	Min.: 1 Mult.: 1	STM32F103VB	SMD/SMT	LQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	80 I/O	20 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 260 to 512 USB/CAN STM32F103VDT6 STMicroelectronics 1: $10.66 997In Stock	Mfr. Part No. STM32F103VDT6 Mouser Part No 511-STM32F103VDT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 260 to 512 USB/CAN Learn More about STMicroelectronics stm32f1	Datasheet	997In Stock	$10.66 $8.66 $7.99 $7.43 View $7.10 $6.80 Quote	Min.: 1 Mult.: 1	STM32F103VD	SMD/SMT	LQFP-100	ARM Cortex M3	384 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU STM32F103 Perf Line M3 384kB 72 MHz MCU STM32F103VDT6TR STMicroelectronics 1: $11.86 566In Stock	Mfr. Part No. STM32F103VDT6TR Mouser Part No 511-STM32F103VDT6TR	STMicroelectronics	ARM Microcontrollers - MCU STM32F103 Perf Line M3 384kB 72 MHz MCU Learn More about STMicroelectronics stm32f1	Datasheet	566In Stock	Cut Tape $11.86 $9.27 $8.23 $7.90 View Reel $6.93 $7.89 $7.51 $6.93 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F103VD	SMD/SMT	LQFP-100	ARM Cortex M3	384 kB	32 bit	12 bit	72 MHz		64 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE STM32F103VET7 STMicroelectronics 1: $13.32 1,648In Stock	Mfr. Part No. STM32F103VET7 Mouser Part No 511-STM32F103VET7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	1,648In Stock	$13.32 $10.25 $9.45 $9.15 View $8.68 $8.55 $8.54 Quote	Min.: 1 Mult.: 1	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	+ 105 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 1Mb Flash STM32F103VGT7 STMicroelectronics 1: $16.91 440In Stock	Mfr. Part No. STM32F103VGT7 Mouser Part No 511-STM32F103VGT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 1Mb Flash Learn More about STMicroelectronics stm32f1	Datasheet	440In Stock	$16.91 $13.33 $11.79 $11.26 View $11.04 $10.57 $10.56 Quote	Min.: 1 Mult.: 1	STM32F103VG	SMD/SMT	LQFP-100	ARM Cortex M3	1 MB	32 bit	12 bit	72 MHz	112 I/O	96 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 STM32F103 Eval BRD STM32F103ZEH6 STMicroelectronics 1: $14.42 1,566In Stock	Mfr. Part No. STM32F103ZEH6 Mouser Part No 511-STM32F103ZEH6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 STM32F103 Eval BRD Learn More about STMicroelectronics stm32f1	Datasheet	1,566In Stock	$14.42 $11.56 $10.71 $9.76 View $9.45 $9.30 Quote	Min.: 1 Mult.: 1	STM32F103ZE	SMD/SMT	BGA-144	ARM Cortex M3	512 kB	32 bit	12 bit	72 MHz	112 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F105RBT6 STMicroelectronics 1: $9.59 1,330In Stock	Mfr. Part No. STM32F105RBT6 Mouser Part No 511-STM32F105RBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics stm32f105	Datasheet	1,330In Stock	$9.59 $7.19 $6.85 $5.95 View $5.68 $5.39 $5.26 Quote	Min.: 1 Mult.: 1	STM32F105RB	SMD/SMT	LQFP-64	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity STM32F107RCT7 STMicroelectronics 1: $11.57 630In Stock 342Expected 05/11/2026	Mfr. Part No. STM32F107RCT7 Mouser Part No 511-STM32F107RCT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 256kb Connectivity Learn More about STMicroelectronics STM32F107	Datasheet	630In Stock 342Expected 05/11/2026	$11.57 $9.28 $8.34 $7.79 View $7.61 $7.22 $7.18	Min.: 1 Mult.: 1	STM32F107RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	64 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU STM32F105 Conn Line M3 256kB 72 MHz MCU STM32F107VCT6TR STMicroelectronics 1: $12.05 409In Stock 1,000Expected 25/01/2027	Mfr. Part No. STM32F107VCT6TR Mouser Part No 511-STM32F107VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU STM32F105 Conn Line M3 256kB 72 MHz MCU Learn More about STMicroelectronics STM32F107	Datasheet	409In Stock 1,000Expected 25/01/2027	Cut Tape $12.05 $9.42 $8.69 $7.89 View Reel $6.55 $7.60 $7.23 $6.55 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F107VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 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 Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, STM32F107VCT7 STMicroelectronics 1: $12.81 373In Stock	Mfr. Part No. STM32F107VCT7 Mouser Part No 511-STM32F107VCT7	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, Learn More about STMicroelectronics STM32F107	Datasheet	373In Stock	$12.81 $9.37 $8.63 $8.03 View $7.63 $7.54 Quote	Min.: 1 Mult.: 1	STM32F107VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	80 I/O	64 kB	2 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel STM32F205RCT7 STMicroelectronics 1: $12.71 672In Stock 960On Order	Mfr. Part No. STM32F205RCT7 Mouser Part No 511-STM32F205RCT7	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash , 120 MHz CPU, ART Accel Learn More about STMicroelectronics stm32f2	Datasheet	672In Stock 960On Order	$12.71 $10.33 $9.85 $8.55 View $8.20 $7.75 $7.19	Min.: 1 Mult.: 1	STM32F205RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	120 MHz	51 I/O	96 kB	1.8 V	3.6 V	- 40 C	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB STM32F205RET6 STMicroelectronics 1: $13.29 408In Stock 960Expected 22/02/2027	Mfr. Part No. STM32F205RET6 Mouser Part No 511-STM32F205RET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB Learn More about STMicroelectronics stm32f2	Datasheet	408In Stock 960Expected 22/02/2027	$13.29 $10.42 $9.27	Min.: 1 Mult.: 1 Max.: 70	STM32F205RE	SMD/SMT	LQFP-64	ARM Cortex M3	512 kB	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 STM32F20 High-Perf M3 1Mb 120 MHz MCU STM32F205RGT6TR STMicroelectronics 1: $14.82 371In Stock	Mfr. Part No. STM32F205RGT6TR Mouser Part No 511-STM32F205RGT6TR	STMicroelectronics	ARM Microcontrollers - MCU STM32F20 High-Perf M3 1Mb 120 MHz MCU Learn More about STMicroelectronics stm32f2	Datasheet	371In Stock	Cut Tape $14.82 $11.90 $10.64 $10.25 View Reel $8.95 $10.15 $9.81 $8.95 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	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	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32-Bit ARM Cortex 1024kb Connectivity STM32F205RGY6TR STMicroelectronics 1: $15.57 421In Stock	Mfr. Part No. STM32F205RGY6TR Mouser Part No 511-STM32F205RGY6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 1024kb Connectivity Learn More about STMicroelectronics stm32f2	Datasheet	421In Stock	Cut Tape $15.57 $12.25 $10.92 $10.51 View Reel $9.08 $9.29 $9.16 $9.08 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	STM32F205RG	SMD/SMT	WLCSP-64	ARM Cortex M3	1 MB	32 bit		120 MHz		128 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB STM32F205VBT6 STMicroelectronics 1: $12.53 440In Stock 540Expected 22/02/2027	Mfr. Part No. STM32F205VBT6 Mouser Part No 511-STM32F205VBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 128kB Learn More about STMicroelectronics stm32f2	Datasheet	440In Stock 540Expected 22/02/2027	$12.53 $9.28 $8.54 $8.32 View $8.10 $7.46 $7.29	Min.: 1 Mult.: 1	STM32F205VB	SMD/SMT	LQFP-100	ARM Cortex M3	128 kB	32 bit	12 bit	120 MHz	82 I/O	64 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB STM32F205VET6 STMicroelectronics 1: $13.62 1,550In Stock	Mfr. Part No. STM32F205VET6 Mouser Part No 511-STM32F205VET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 512kB Learn More about STMicroelectronics stm32f2	Datasheet	1,550In Stock	$13.62 $10.51 $9.75 $9.36 View $8.95 $8.79 $8.69 Quote	Min.: 1 Mult.: 1	STM32F205VE	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 32BIT ARM Cortex M3 Connectivity 1024kB STM32F205VGT6 STMicroelectronics 1: $15.39 225In Stock 1,620Expected 22/02/2027	Mfr. Part No. STM32F205VGT6 Mouser Part No 511-STM32F205VGT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	225In Stock 1,620Expected 22/02/2027	$15.39 $12.13 $11.33 $10.12 View $9.95 $9.88 Quote	Min.: 1 Mult.: 1	STM32F205VG	SMD/SMT	LQFP-100	ARM Cortex M3	1 MB	32 bit	12 bit	120 MHz	82 I/O	132 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex M3 CAM 1024 kB STM32F207IGH6 STMicroelectronics 1: $22.10 566In Stock	Mfr. Part No. STM32F207IGH6 Mouser Part No 511-STM32F207IGH6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex M3 CAM 1024 kB Learn More about STMicroelectronics stm32	Datasheet	566In Stock	$22.10 $17.62 $15.83 $14.92 View $14.86 $14.39 Quote	Min.: 1 Mult.: 1	STM32F207IG	SMD/SMT	BGA-176	ARM Cortex M3	1 MB	32 bit	12 bit	120 MHz	140 I/O	128 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash 120 MHz CPU, ART Accel, E STM32F207VCT6TR STMicroelectronics 1: $13.85 1,018In Stock	Mfr. Part No. STM32F207VCT6TR Mouser Part No 511-STM32F207VCT6TR	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M3 MCU 256 Kbytes of Flash 120 MHz CPU, ART Accel, E Learn More about STMicroelectronics stm32f2	Datasheet	1,018In Stock	Cut Tape $13.85 $10.88 $9.68 $9.31 View Reel $8.50 $9.15 $8.70 $8.50 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F207VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 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 ARM Cortex M3 512kB 150DMIPs USB 17 Tim STM32F207ZET6TR STMicroelectronics 1: $17.67 574In Stock	Mfr. Part No. STM32F207ZET6TR Mouser Part No 511-STM32F207ZET6TR	STMicroelectronics	ARM Microcontrollers - MCU ARM Cortex M3 512kB 150DMIPs USB 17 Tim Learn More about STMicroelectronics stm32f2	Datasheet	574In Stock	Cut Tape $17.67 $13.99 $12.51 $12.06 Reel $11.38 View $11.78 $11.21 Quote MouseReel Available	Min.: 1 Mult.: 1 : 500	STM32F207ZE	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	Reel, Cut Tape, MouseReel