STM32 F1 Mainstream MCUs

STMicroelectronics STM32 F1 Mainstream Microcontrollers (MCUs) cover the needs of a large variety of applications in the industrial, medical, and consumer markets. With this series, ST has pioneered the world of Arm® Cortex®-M microcontrollers and set a milestone in the history of embedded applications. High performance with first-class peripherals and low-power, low-voltage operation is paired with a high level of integration at accessible prices with a simple architecture and easy-to-use tools. These STMicroelectronics MCUs come with up to 72MHz CPU frequency, from 16KB to 1MB Flash, 4KB to 80KB of RAM, and a variety of embedded peripherals, such as USB, timers, USART, temperature sensor, ADC, and DAC.

Results: 112
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model 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
STMicroelectronics ARM Microcontrollers - MCU ARM Cortex M3 32-Bit 1Mbyte Flash 72 MHz 4,726In Stock
£13.41
£10.54
£9.40
£8.95
Min.: 1
Mult.: 1
STM32F103ZG SMD/SMT LQFP-144 ARM Cortex M3 1 MB 32 bit 12 bit 72 MHz 112 I/O 96 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Value line ARM Cortex-M3 MCU 128Kb 917In Stock
Cut Tape
£4.71
£3.60
£3.15
£3.02
Reel
£2.63
Min.: 1
Mult.: 1
: 2,400
STM32F100CB ARM Cortex M3 32 bit 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU Low Medium Value Line Advanced ARM 789In Stock
960On Order
£4.63
£3.54
£3.09
£2.88
Min.: 1
Mult.: 1
STM32F100R8 SMD/SMT ARM Cortex M3 128 kB 32 bit 12 bit 24 MHz 51 I/O 8 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 Value Line 64KB 583In Stock
540Expected 05/11/2026
£5.17
£3.78
£3.51
£3.27
£3.05
Min.: 1
Mult.: 1
STM32F100V8 SMD/SMT ARM Cortex M3 64 kB 32 bit 12 bit 24 MHz 80 I/O 8 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC 982In Stock
4,500On Order
£6.20
£4.32
£4.13
£3.60
Min.: 1
Mult.: 1
STM32F101CB SMD/SMT LQFP-48 ARM Cortex M3 128 kB 32 bit 12 bit 36 MHz 37 I/O 16 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 ACCESS LINE 229In Stock
£9.21
£7.48
£7.13
£6.20
Min.: 1
Mult.: 1
STM32F101VE SMD/SMT LQFP-100 ARM Cortex M3 512 kB 32 bit 12 bit 36 MHz 80 I/O 48 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE 1,416In Stock
Cut Tape
£4.91
£4.03
£3.67
£3.54
Reel
£3.06
Min.: 1
Mult.: 1
: 1,000
STM32F103R8 SMD/SMT LQFP-64 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 51 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D Performance LINE 1,648In Stock
£10.00
£7.70
£7.10
£6.87
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
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex XL Density 1Mb Flash 262In Stock
£12.69
£10.00
£8.85
£8.45
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
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Access MCU 144-Pin 256kB Flash 386In Stock
£10.38
£8.15
£7.25
£6.82
£6.77
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 + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 STM32F103 Eval BRD 1,566In Stock
£10.83
£8.68
£8.04
£7.32
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
STMicroelectronics ARM Microcontrollers - MCU STM32F105 Conn Line M3 256kB 72 MHz MCU 409In Stock
1,000Expected 25/01/2027
Cut Tape
£9.04
£7.07
£6.52
£5.93
Reel
£4.91
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
STMicroelectronics ARM Microcontrollers - MCU Mainstream Connectivity line, Arm Cortex-M3 MCU 256 Kbytes of Flash 72 MHz CPU, 373In Stock
£9.62
£7.04
£6.48
£6.03
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
STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 48PINS 128KB 98In Stock
1,500Expected 15/11/2027
£4.71
£3.55
£3.15
£2.98
Min.: 1
Mult.: 1
STM32F100CB SMD/SMT LQFP-48 ARM Cortex M3 128 kB 32 bit 12 bit 24 MHz 37 I/O 8 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU ARM 32Bit Value Line 64-Pin 32kB Flash 140In Stock
£5.80
£4.67
£4.40
£4.16
Min.: 1
Mult.: 1
STM32F100RD SMD/SMT LQFP-64 ARM Cortex M3 384 kB 32 bit 12 bit 24 MHz 51 I/O 32 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 128K 16KB RAM 1X12 ADC 342In Stock
£4.30
£3.52
£3.29
£3.14
Min.: 1
Mult.: 1
STM32F101RB SMD/SMT LQFP-64 ARM Cortex M3 128 kB 32 bit 12 bit 36 MHz 64 I/O 16 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU 31In Stock
960Expected 01/01/2027
£7.24
£5.43
£5.18
£4.77
Min.: 1
Mult.: 1
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 Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Access Line 64In Stock
960On Order
£8.84
£6.90
£6.23
£5.41
Min.: 1
Mult.: 1
STM32F101RE SMD/SMT LQFP-64 ARM Cortex M3 512 kB 32 bit 12 bit 36 MHz 51 I/O 48 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 USB 7 TIMERS 2 ADCS CAN 38In Stock
19,200On Order
Cut Tape
£5.81
£4.47
£3.93
£3.43
Reel
£3.12
Min.: 1
Mult.: 1
: 2,400
STM32F103C8 SMD/SMT LQFP-48 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 37 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 Medium-density 268In Stock
7,500On Order
£6.63
£5.12
£4.52
£4.33
Min.: 1
Mult.: 1
STM32F103C8 SMD/SMT LQFP-48 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 37 I/O 20 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 64 Kbytes of Flash 72 MHz CPU, mo 255In Stock
Cut Tape
£6.67
£4.66
£4.44
£3.87
Reel
£3.33
Min.: 1
Mult.: 1
: 2,400
STM32F103C8 SMD/SMT 12 bit Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE 23In Stock
10,909Expected 25/01/2027
Cut Tape
£6.60
£5.10
£4.52
£3.98
£3.81
Reel
£3.81
Min.: 1
Mult.: 1
Max.: 360
: 2,400
STM32F103CB SMD/SMT LQFP-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 Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU XL-Density Access Line 32-Bit 768 Kb 19In Stock
1,920Expected 12/07/2027
£11.02
£8.65
£7.37
£6.91
Min.: 1
Mult.: 1
STM32F103RF SMD/SMT LQFP-64 ARM Cortex M3 768 kB 32 bit 12 bit 72 MHz 112 I/O 80 kB 2 V 3.6 V - 40 C + 85 C Tray

STMicroelectronics ARM Microcontrollers - MCU 32BIT CORTEX M3 128K Flash 20KB RAM 5In Stock
5,880Expected 16/03/2027
£5.74
£4.80
£4.23
£4.06
Min.: 1
Mult.: 1
STM32F103TB SMD/SMT VFQFPN-36 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 26 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m 33In Stock
6,000On Order
Cut Tape
£6.65
£5.10
£4.65
£4.22
Reel
£3.56
Min.: 1
Mult.: 1
: 3,000
STM32F103TB SMD/SMT VFQFPN-36 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 26 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Reel, Cut Tape, MouseReel