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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 High-density access STM32F101RCT6TR STMicroelectronics 1: $9.44 1,998Expected 07/04/2027	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 07/04/2027	Cut Tape $9.44 $7.26 $6.45 $6.07 View Reel $5.40 $5.89 $5.50 $5.40 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F101RC	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	36 MHz	51 I/O	32 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU STM32F101VCT6 STMicroelectronics 1: $10.16 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 27/11/2026 540 Expected 30/08/2027 Factory Lead Time: 52 Weeks	$10.16 $7.34 $6.73 $6.60 $6.24	Min.: 1 Mult.: 1	STM32F101VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	36 MHz	80 I/O	32 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU ARM 32Bit Access MCU 100-Pin 256kB Flash STM32F101VCT6TR STMicroelectronics 1: $10.16 999Expected 18/10/2027	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 18/10/2027	Cut Tape $10.16 $7.86 $6.97 $6.69 $5.86 Reel $5.72 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F101VC	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	12 bit	36 MHz	80 I/O	32 kB	2 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F101VFT6 STMicroelectronics 1: $13.65 540Expected 05/04/2027	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 05/04/2027	$13.65 $10.30 $9.49 $9.17 $8.83	Min.: 1 Mult.: 1	STM32F101VF	SMD/SMT	LQFP-100	ARM Cortex M3	768 kB	32 bit	12 bit	36 MHz	112 I/O	80 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance STM32F103CBU6 STMicroelectronics 1: $8.16 3,082On Order	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	3,082On Order On Order Ship Dates Mfr. No: STM32F103CBU6 Stock: 0 On Order: 1,522 Expected 05/11/2026 1,560 Expected 10/05/2027 Factory Lead Time: 40 Weeks	$8.16 $6.23 $5.58 $5.26 View $5.01 $4.87	Min.: 1 Mult.: 1	STM32F103CB	SMD/SMT	UQFN-48	ARM Cortex M3	128 kB	32 bit	12 bit	72 MHz	37 I/O	20 kB	2 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m STM32F103RCT7TR STMicroelectronics 1: $11.13 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 $11.13 $8.66 $8.01 $7.25 View Reel $6.47 $7.12 $6.62 $6.47 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F1	SMD/SMT	LQFP-64	ARM Cortex M3	256 kB	32 bit	12 bit	72 MHz	51 I/O	48 kB	2 V	3.6 V	- 40 C	+ 105 C	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 257 to 512 USB/CAN STM32F103RDT6 STMicroelectronics 1: $10.63 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 06/04/2027 960 TBD Factory Lead Time: 52 Weeks	$10.63 $8.39 $7.81 $7.09 $6.98	Min.: 1 Mult.: 1	STM32F103RD	SMD/SMT	LQFP-64	ARM Cortex M3	384 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 XL Density 1Mb Flash STM32F103RGT7 STMicroelectronics 1: $16.49 958Expected 29/03/2027	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 29/03/2027	$16.49 $12.93 $11.97 $11.05 View $10.71 $10.30	Min.: 1 Mult.: 1	STM32F103RG	SMD/SMT	LQFP-64	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 Performance LINE STM32F103T8U7 STMicroelectronics 1: $8.23 2,922Expected 14/06/2027	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 14/06/2027	$8.23 $6.34 $5.92 $5.35 View $4.95 $4.83	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	+ 105 C	Tray
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 261 to 512 USB/CAN STM32F103ZCT6 STMicroelectronics 1: $12.59 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 On Order Ship Dates Mfr. No: STM32F103ZCT6 Stock: 0 On Order: 562 Expected 08/11/2027 720 TBD Factory Lead Time: 52 Weeks	$12.59 $10.14 $9.30 $8.92 View $8.70 $7.93	Min.: 1 Mult.: 1	STM32F103ZC	SMD/SMT	LQFP-144	ARM Cortex M3	256 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 M3 H/D 262 to 512 USB/CAN STM32F103ZDT6 STMicroelectronics 1: $13.89 358On Order	Mfr. Part No. STM32F103ZDT6 Mouser Part No 511-STM32F103ZDT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D 262 to 512 USB/CAN Learn More about STMicroelectronics stm32f1	Datasheet	358On Order	$13.89 $10.91 $9.61 $9.44 View $8.68 $8.54	Min.: 1 Mult.: 1	STM32F103ZD	SMD/SMT	LQFP-144	ARM Cortex M3	384 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 32-Bit Cortex 64Kb Connectivity Line STM32F105RCT7 STMicroelectronics 1: $11.36 897On Order	Mfr. Part No. STM32F105RCT7 Mouser Part No 511-STM32F105RCT7	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line Learn More about STMicroelectronics stm32f1	Datasheet	897On Order	$11.36 $8.84 $8.43 $7.32 View $6.91 $6.52	Min.: 1 Mult.: 1	STM32F105RC	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 32BIT Cortex 64/25 CONNECTIVITY LINE M3 STM32F107VBT6 STMicroelectronics 1: $10.07 1,030Expected 07/12/2026	Mfr. Part No. STM32F107VBT6 Mouser Part No 511-STM32F107VBT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3 Learn More about STMicroelectronics STM32F107	Datasheet	1,030Expected 07/12/2026	$10.07 $8.07 $7.46 $7.43 $6.70	Min.: 1 Mult.: 1	STM32F107VB	SMD/SMT	LQFP-100	ARM Cortex M3	128 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 32BIT CORTEX M3 256K Flash 6KB RAM STM32F107VCH6 STMicroelectronics 1: $11.44 2,008Expected 13/01/2027	Mfr. Part No. STM32F107VCH6 Mouser Part No 511-STM32F107VCH6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM Learn More about STMicroelectronics STM32F107	Datasheet	2,008Expected 13/01/2027	$11.44 $9.27 $8.62 $7.91	Min.: 1 Mult.: 1	STM32F107VC	SMD/SMT	BGA-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	Tray
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB STM32F205ZFT6 STMicroelectronics 1: $17.95 347Expected 22/02/2027	Mfr. Part No. STM32F205ZFT6 Mouser Part No 511-STM32F205ZFT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 768kB Learn More about STMicroelectronics stm32f2	Datasheet	347Expected 22/02/2027	$17.95 $12.85 $12.59 $12.15	Min.: 1 Mult.: 1	STM32F205ZF	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 STM32F205ZGT6 STMicroelectronics 1: $18.28 720Expected 22/02/2027	Mfr. Part No. STM32F205ZGT6 Mouser Part No 511-STM32F205ZGT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	720Expected 22/02/2027	$18.28 $14.75 $13.18 $12.42 View $12.38 $12.37	Min.: 1 Mult.: 1	STM32F205ZG	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 32-Bit ARM Cortex 512kb Connectivity STM32F207IEH6 STMicroelectronics 1: $19.95 1,002Expected 11/03/2027	Mfr. Part No. STM32F207IEH6 Mouser Part No 511-STM32F207IEH6	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex 512kb Connectivity Learn More about STMicroelectronics stm32f2	Datasheet	1,002Expected 11/03/2027	$19.95 $15.82 $14.62 $13.51 View $13.26 $13.20	Min.: 1 Mult.: 1	STM32F207IE	SMD/SMT	BGA-176	ARM Cortex M3	512 kB	32 bit		120 MHz		128 kB	1.8 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB STM32F215VGT6 STMicroelectronics 1: $17.71 539On Order	Mfr. Part No. STM32F215VGT6 Mouser Part No 511-STM32F215VGT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	539On Order	$17.71 $14.03 $12.17 $11.84 View $11.71 $11.12 $11.02 Quote	Min.: 1 Mult.: 1	STM32F215VG	SMD/SMT	LQFP-100	ARM Cortex M3	1 MB	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 STM32F217VGT6TR STMicroelectronics 1: $19.36 792Expected 24/02/2027	Mfr. Part No. STM32F217VGT6TR Mouser Part No 511-STM32F217VGT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	792Expected 24/02/2027	Cut Tape $19.36 $15.36 $14.21 $13.26 View Reel $12.15 $13.25 $12.42 $12.15 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32F217VG	SMD/SMT	LQFP-100	ARM Cortex M3	1 MB	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 32BIT ARM Cortex M3 Connectivity 1024kB STM32F217ZGT6 STMicroelectronics 1: $21.43 720Expected 22/02/2027	Mfr. Part No. STM32F217ZGT6 Mouser Part No 511-STM32F217ZGT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT ARM Cortex M3 Connectivity 1024kB Learn More about STMicroelectronics stm32f2	Datasheet	720Expected 22/02/2027	$21.43 $17.07 $15.17 $14.43 $14.23	Min.: 1 Mult.: 1	STM32F217ZG	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 Ultra-low-power Arm Cortex-M3 MCU 64 Kbytes of Flash , 32 MHz CPU, USB STM32L151C8T6A STMicroelectronics 1: $7.03 1,428On Order	Mfr. Part No. STM32L151C8T6A Mouser Part No 511-STM32L151C8T6A	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	1,428On Order	$7.03 $5.39 $4.73 $4.46 View $4.24 $3.95 $3.86 $3.79 Quote	Min.: 1 Mult.: 1	STM32L151C8-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 128 Kbytes 32 MHz STM32L151CCT6 STMicroelectronics 1: $8.84 1,987Expected 26/02/2027	Mfr. Part No. STM32L151CCT6 Mouser Part No 511-STM32L151CCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	1,987Expected 26/02/2027	$8.84 $6.77 $6.02 $5.65 View $5.40 $5.34	Min.: 1 Mult.: 1	STM32L151CC	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 128 Kbytes 32 MHz STM32L151RCT6 STMicroelectronics 1: $8.91 1,920Expected 01/03/2027	Mfr. Part No. STM32L151RCT6 Mouser Part No 511-STM32L151RCT6	STMicroelectronics	ARM Microcontrollers - MCU Ultra Low M3 ARM 128 Kbytes 32 MHz Learn More about STMicroelectronics stm32l1	Datasheet	1,920Expected 01/03/2027	$8.91 $6.77 $6.24 $5.59 View $5.46 $5.13	Min.: 1 Mult.: 1	STM32L151RC	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 Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L151RET6 STMicroelectronics 1: $11.76 1,907Expected 23/02/2027	Mfr. Part No. STM32L151RET6 Mouser Part No 511-STM32L151RET6	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	1,907Expected 23/02/2027	$11.76 $9.29 $8.55 $7.81 View $7.57 $6.88 $6.85	Min.: 1 Mult.: 1	STM32L151RE	SMD/SMT	LQFP-64	ARM Cortex M3	512 kB	32 bit	12 bit	32 MHz	51 I/O	80 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M3 MCU 512 Kbytes of Flash 32 MHz CPU, USB, 2xOp-amp STM32L151RET6TR STMicroelectronics 1: $11.61 1,673Expected 23/02/2027	Mfr. Part No. STM32L151RET6TR Mouser Part No 511-STM32L151RET6TR	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	1,673Expected 23/02/2027	Cut Tape $11.61 $9.03 $8.36 $7.57 View Reel $6.75 $7.43 $6.92 $6.75 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	STM32L151RE	SMD/SMT	LQFP-64	ARM Cortex M3	512 kB	32 bit	12 bit	32 MHz	51 I/O	80 kB	1.65 V	3.6 V	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel