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ARM Cortex M3 Core Embedded Processors & Controllers

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Core = ARM Cortex M3

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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.	Mounting Style	Package/Case	Core	Number of I/Os	Data Bus Width	ADC Resolution
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line STM32F101T6U6A STMicroelectronics 1: $7.82 10In Stock	Mfr. Part No. STM32F101T6U6A Mouser Part No 511-STM32F101T6U6A	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 L/D Access Line Learn More about STMicroelectronics stm32f1	Datasheet	10In Stock	$7.82 $6.70 $5.22 $4.99 View $4.60 $4.47 $4.35 Quote	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-36	ARM Cortex M3	26 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC STM32F101V8T6 STMicroelectronics 1: $10.38 182In Stock	Mfr. Part No. STM32F101V8T6 Mouser Part No 511-STM32F101V8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	182In Stock	$10.38 $7.41 $6.77 $6.26 View $5.93 $5.85 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	100 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU STM32F101ZCT6 STMicroelectronics 1: $15.04 99In Stock	Mfr. Part No. STM32F101ZCT6 Mouser Part No 511-STM32F101ZCT6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU Learn More about STMicroelectronics stm32f1	Datasheet	99In Stock	$15.04 $11.72 $10.27 $9.89 View $9.49 $8.94 $8.83 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	112 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 ACCESS LINE STM32F101ZET6 STMicroelectronics 1: $17.98 182In Stock	Mfr. Part No. STM32F101ZET6 Mouser Part No 511-STM32F101ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 ACCESS LINE Learn More about STMicroelectronics stm32f1	Datasheet	182In Stock	$17.98 $14.10 $12.42 $11.95 View $11.78 $10.42 $10.28 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	112 I/O	32 bit	12 bit
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash STM32F101ZGT6 STMicroelectronics 1: $22.06 41In Stock	Mfr. Part No. STM32F101ZGT6 Mouser Part No 511-STM32F101ZGT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 1G Flash Learn More about STMicroelectronics stm32f1	Datasheet	41In Stock	$22.06 $17.39 $16.01 $14.52 View $13.93 $13.34 $13.19 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	112 I/O	32 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D USB MCU STM32F102C6T6A STMicroelectronics 1: $9.60 41In Stock 1,500Expected 28/12/2026	Mfr. Part No. STM32F102C6T6A Mouser Part No 511-STM32F102C6T6A	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 L/D USB MCU Learn More about STMicroelectronics stm32f1	Datasheet	41In Stock 1,500Expected 28/12/2026	$9.60 $7.06 $6.58 $5.78 View $5.49 $5.02 $4.83	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Access Line MCU STM32F102C6T6ATR STMicroelectronics 1: $9.60 1,177In Stock	Mfr. Part No. STM32F102C6T6ATR Mouser Part No 511-STM32F102C6T6ATR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Access Line MCU Learn More about STMicroelectronics stm32f1	Datasheet	1,177In Stock	Cut Tape $9.60 $7.06 $6.58 $5.78 View Reel $4.57 $5.49 $4.92 $4.72 $4.57 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,400	SMD/SMT	LQFP-48	ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 USB 7 TIMERS 2 ADCS CAN STM32F103C8T6TR STMicroelectronics 1: $9.64 38In Stock 19,200On Order	Mfr. Part No. STM32F103C8T6TR Mouser Part No 511-STM32F103C8T6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 USB 7 TIMERS 2 ADCS CAN Learn More about STMicroelectronics stm32f1	Datasheet	38In Stock 19,200On Order On Order Ship Dates Mfr. No: STM32F103C8T6TR Stock: 38 Can Dispatch Immediately On Order: 4,800 Expected 25/1/2027 14,400 Expected 23/8/2027 Factory Lead Time: 40 Weeks	Cut Tape $9.64 $7.36 $6.68 $5.93 View Reel $5.18 $5.67 $5.41 $5.18 $5.18 MouseReel Available	Min.: 1 Mult.: 1 : 2,400	SMD/SMT	LQFP-48	ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 Medium-density STM32F103C8T7 STMicroelectronics 1: $12.02 268In Stock 7,500On Order	Mfr. Part No. STM32F103C8T7 Mouser Part No 511-STM32F103C8T7	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Medium-density Learn More about STMicroelectronics stm32f1	Datasheet	268In Stock 7,500On Order On Order Ship Dates Mfr. No: STM32F103C8T7 Stock: 268 Can Dispatch Immediately On Order: 3,000 Expected 6/9/2027 4,500 Expected 11/10/2027 Factory Lead Time: 40 Weeks	$12.02 $9.29 $8.19 $7.85 View $7.49 $7.28	Min.: 1 Mult.: 1	SMD/SMT	LQFP-48	ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE STM32F103CBT6TR STMicroelectronics 1: $11.95 33In Stock 10,909Expected 25/1/2027	Mfr. Part No. STM32F103CBT6TR Mouser Part No 511-STM32F103CBT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	33In Stock 10,909Expected 25/1/2027	Cut Tape $11.95 $9.23 $8.19 $7.21 $6.90 Reel $6.90 MouseReel Available	Min.: 1 Mult.: 1 Max.: 360 : 2,400	SMD/SMT	LQFP-48	ARM Cortex M3	37 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 64 PIN IND STM32F103RBT7TR STMicroelectronics 1: $13.44 283In 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	283In Stock	Cut Tape $13.44 $10.40 $9.22 $8.70 Reel $7.22 View $8.49 $7.86 $6.99 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 USB CAN 11 TMRS 3 ADCS STM32F103RDT6TR STMicroelectronics 1: $15.64 25In Stock 1,000On Order	Mfr. Part No. STM32F103RDT6TR Mouser Part No 511-STM32F103RDT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 USB CAN 11 TMRS 3 ADCS Learn More about STMicroelectronics stm32f1	Datasheet	25In Stock 1,000On Order	Cut Tape $15.64 $12.17 $11.23 $10.19 View Reel $9.07 $9.94 $9.21 $9.07 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE STM32F103RET6TR STMicroelectronics 1: $17.23 9In Stock 2,000On Order	Mfr. Part No. STM32F103RET6TR Mouser Part No 511-STM32F103RET6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	9In Stock 2,000On Order	Cut Tape $17.23 $13.63 $12.97 $11.76 View Reel $10.72 $11.52 $10.81 $10.72 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-64	ARM Cortex M3	51 I/O	32 bit	12 bit
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103RFT6 STMicroelectronics 1: $19.95 19In Stock 1,920Expected 12/7/2027	Mfr. Part No. STM32F103RFT6 Mouser Part No 511-STM32F103RFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	19In Stock 1,920Expected 12/7/2027	$19.95 $15.67 $13.84 $12.88 View $12.63 $12.42 $12.40	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M3	112 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 36 PIN 32KB STM32F103T6U6A STMicroelectronics 1: $10.61 42In Stock 2,940Expected 11/10/2027	Mfr. Part No. STM32F103T6U6A Mouser Part No 511-STM32F103T6U6A	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 L/D PERF LN 36 PIN 32KB Learn More about STMicroelectronics stm32f1	Datasheet	42In Stock 2,940Expected 11/10/2027	$10.61 $7.79 $7.24 $6.41 View $6.08 $5.71 $5.62 $5.33	Min.: 1 Mult.: 1	SMD/SMT	UFQFPN-36	ARM Cortex M3	26 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM STM32F103TBU6 STMicroelectronics 1: $10.40 5In Stock 5,880Expected 16/3/2027	Mfr. Part No. STM32F103TBU6 Mouser Part No 511-STM32F103TBU6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	5In Stock 5,880Expected 16/3/2027	$10.40 $8.70 $7.67 $7.36 View $6.83 $6.65	Min.: 1 Mult.: 1	SMD/SMT	VFQFPN-36	ARM Cortex M3	26 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m STM32F103TBU6TR STMicroelectronics 1: $12.05 33In Stock 6,000On Order	Mfr. Part No. STM32F103TBU6TR Mouser Part No 511-STM32F103TBU6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m Learn More about STMicroelectronics stm32f1	Datasheet	33In Stock 6,000On Order On Order Ship Dates Mfr. No: STM32F103TBU6TR Stock: 33 Can Dispatch Immediately On Order: 3,000 Expected 2/2/2027 3,000 Expected 16/3/2027 Factory Lead Time: 40 Weeks	Cut Tape $12.05 $9.23 $8.43 $7.64 View Reel $6.45 $7.40 $6.81 $6.45 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	VFQFPN-36	ARM Cortex M3	26 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC STM32F103V8T6 STMicroelectronics 1: $12.95 26In Stock 540Expected 11/3/2027	Mfr. Part No. STM32F103V8T6 Mouser Part No 511-STM32F103V8T6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 64KB 20KB RAM 2X12 ADC Learn More about STMicroelectronics stm32f1	Datasheet	26In Stock 540Expected 11/3/2027	$12.95 $9.71 $9.26 $7.96 View $7.53 $7.30	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	100 I/O	32 bit	12 bit
ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb STM32F103VFT6 STMicroelectronics 1: $20.66 17In Stock 1,080Expected 19/4/2027	Mfr. Part No. STM32F103VFT6 Mouser Part No 511-STM32F103VFT6	STMicroelectronics	ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 1,080Expected 19/4/2027	$20.66 $15.76 $14.58 $13.93 $12.97	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	112 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 768kb PL STM32F103VFT6TR STMicroelectronics 1: $20.40 54In Stock 2,000Expected 27/1/2027	Mfr. Part No. STM32F103VFT6TR Mouser Part No 511-STM32F103VFT6TR	STMicroelectronics	ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 768kb PL Learn More about STMicroelectronics stm32f1	Datasheet	54In Stock 2,000Expected 27/1/2027	Cut Tape $20.40 $16.46 $14.82 $13.84 $12.93 Reel $12.65 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-100	ARM Cortex M3	80 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Perform ARM 32Bit 768kB Flash 100-Pin STM32F103VFT7 STMicroelectronics 1: $21.79 311In Stock	Mfr. Part No. STM32F103VFT7 Mouser Part No 511-STM32F103VFT7	STMicroelectronics	ARM Microcontrollers - MCU Perform ARM 32Bit 768kB Flash 100-Pin Learn More about STMicroelectronics stm32f1	Datasheet	311In Stock	$21.79 $16.09 $14.86 $13.86 View $13.15 Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	80 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto STM32F103VGT6TR STMicroelectronics 1: $19.68 16In Stock 1,000Expected 7/6/2027	Mfr. Part No. STM32F103VGT6TR Mouser Part No 511-STM32F103VGT6TR	STMicroelectronics	ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto Learn More about STMicroelectronics stm32f1	Datasheet	16In Stock 1,000Expected 7/6/2027	Cut Tape $19.68 $17.95 $15.72 $15.14 $14.16 Reel $13.84	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	LQFP-144	ARM Cortex M3	112 I/O	32 bit	12 bit
ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, m STM32F103ZCT7TR STMicroelectronics 1: $18.48 59In Stock 500On Order	Mfr. Part No. STM32F103ZCT7TR Mouser Part No 511-STM32F103ZCT7TR	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	59In Stock 500On Order	Cut Tape $18.48 $14.50 $13.19 $12.40 $12.16 Reel $11.55 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	LQFP-144	ARM Cortex M3	112 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE STM32F103ZET6 STMicroelectronics 1: $23.36 17In Stock 4,680On Order	Mfr. Part No. STM32F103ZET6 Mouser Part No 511-STM32F103ZET6	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 Performance LINE Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 4,680On Order	$23.36 $18.44 $15.72 $14.81 View $14.54 $13.94	Min.: 1 Mult.: 1	SMD/SMT	LQFP-144	ARM Cortex M3	112 I/O	32 bit	12 bit
ARM Microcontrollers - MCU 32BIT Cortex M3 High-density STM32F103ZET6TR STMicroelectronics 1: $20.89 17In Stock 500Expected 11/10/2027	Mfr. Part No. STM32F103ZET6TR Mouser Part No 511-STM32F103ZET6TR	STMicroelectronics	ARM Microcontrollers - MCU 32BIT Cortex M3 High-density Learn More about STMicroelectronics stm32f1	Datasheet	17In Stock 500Expected 11/10/2027	Cut Tape $20.89 $16.40 $14.95 $14.05 $13.78 Reel $13.07 MouseReel Available	Min.: 1 Mult.: 1 : 500	SMD/SMT	LQFP-144	ARM Cortex M3	112 I/O	32 bit	12 bit