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.

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Description Datasheet Availability Pricing (USD) 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 Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto
Datasheet
1,000In Stock
1,000Expected 15/03/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

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 + 85 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 H/D ACCESS USB MCU
Datasheet
1,912Expected 07/05/2026
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 32-Bit ARM Cortex MED Density 128kb PL
Datasheet
2,896Expected 07/05/2026
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 + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line Arm Cortex-M3 MCU 256 Kbytes 24 MHz CPU motor control CEC
Datasheet
260In Stock
Min.: 1
Mult.: 1

STM32F1 SMD/SMT ARM Cortex M3 256 kB 32 bit 12 bit 24 MHz 51 I/O 24 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 64 Kbytes of Flash 24 MHz CPU, motor co
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 3,840
Mult.: 3,840

STM32F100R8 BGA-64 Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 64 Kbytes of Flash 24 MHz CPU, motor co
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

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 + 105 C Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 384 Kbytes of Flash 24 MHz CPU, motor c
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 960
Mult.: 960

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 + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 512 Kbytes, 24 MHz CPU, motor control &
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

STM32F100RE LQFP-64 Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Value line, Arm Cortex-M3 MCU 512 Kbytes of Flash 24 MHz CPU, motor c
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

STM32F100VE Reel
STMicroelectronics ARM Microcontrollers - MCU ARM Cortex M3 512kB 16 Timers ADC DAC
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 540
Mult.: 540

STM32F100VE SMD/SMT LQFP-100 ARM Cortex M3 512 kB 32 bit 12 bit 24 MHz 80 I/O 32 kB 2 V 3.6 V - 40 C + 105 C Tray
STMicroelectronics ARM Microcontrollers - MCU Access line ARM Cortex-M3 MCU 128Kb
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,560
Mult.: 1,560

STM32F101CB SMD/SMT UFQFPN-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 Mainstream Access line, Arm Cortex-M3 MCU 128 Kbytes of Flash , 36 MHz CPU
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 2,500
Mult.: 2,500
Reel: 2,500

STM32F101CB Reel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 36MHz, 64pins
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 3,840
Mult.: 3,840

STM32F101RB SMD/SMT BGA-64 ARM Cortex M3 128 kB 32 bit 12 bit 36 MHz 51 I/O 16 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Access Line
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

STM32F101RB SMD/SMT LQFP-64 ARM Cortex M3 128 kB 32 bit 12 bit 36 MHz 51 I/O 16 kB 2 V 3.6 V - 40 C + 85 C Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Access line, Arm Cortex-M3 MCU 512 Kbytes of Flash , 36 MHz CPU
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

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 Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Access line, Arm Cortex-M3 MCU 128 Kbytes of Flash , 36 MHz CPU
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 3,000
Mult.: 3,000
Reel: 3,000

STM32F101TB Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Access line, Arm Cortex-M3 MCU 512 Kbytes of Flash , 36 MHz CPU
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

STM32F101VE SMD/SMT ARM Cortex M3 512 kB 32 bit 12 bit 36 MHz 80 I/O 32 kB 2 V 3.6 V - 40 C + 85 C Reel
STMicroelectronics ARM Microcontrollers - MCU 32-Bit ARM Cortex 128kb Performance
Datasheet
Non-Stocked Lead-Time 13 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,400

STM32F103CB SMD/SMT LQFP-48 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 20 kB 2 V 3.6 V - 40 C + 105 C Reel, Cut Tape, MouseReel
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex M3 M/D Performance LINE
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 3,840
Mult.: 3,840

STM32F103R8 SMD/SMT BGA-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 Tray
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 64 Kbytes of Flash 72 MHz CPU, mo
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 2,500
Mult.: 2,500
Reel: 2,500

STM32F103R8 12 bit Reel
STMicroelectronics ARM Microcontrollers - MCU STM Cortex Medium Density 32-Bit ARM
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 3,840
Mult.: 3,840

STM32F103R8 SMD/SMT BGA-64 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 51 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
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

STM32F103R8 12 bit Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 64 Kbytes of Flash 72 MHz CPU, mo
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,500
Mult.: 1,500
Reel: 1,500

STM32F103V8 SMD/SMT BGA-100 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 80 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 128 Kbytes of Flash 72 MHz CPU, m
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 2,500
Mult.: 2,500
Reel: 2,500

STM32F103VB SMD/SMT UFBGA-100 ARM Cortex M3 128 kB 32 bit 12 bit 72 MHz 80 I/O 20 kB 2 V 3.6 V - 40 C + 85 C Reel
STMicroelectronics ARM Microcontrollers - MCU Mainstream Performance line, Arm Cortex-M3 MCU 1 Mbyte of Flash 72 MHz CPU, moto
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 1,000
Mult.: 1,000
Reel: 1,000

STM32F103VG LQFP-100 12 bit Reel