STM32 ARM Cortex™-M3 Connectivity Line

The STMicroelectronics STM32 ARM Cortex™-M3 Connectivity Line is a high-performance addition to the STM32 microcontroller (MCU) portfolio that introduces outstanding new features, including USB 2.0 OTG Full Speed 12Mbps, Ethernet MAC 10/100Mbps with Precise Time Protocol IEEE 1588 HW support, Dual CAN 2.0 Active, and Audio Class I2S. The MCUs in the STM32 Connectivity Line is designed for applications in which connectivity and real-time performance are a necessity: industrial control, control panels for security applications, and more. STMicroelectronics Connectivity Line MCUs feature 64 to 256KB on-chip Flash memory, up to 64KB SRAM, and 14 communication interfaces.

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STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
3,933In Stock
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 + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
22,198In Stock
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 + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
16,932In Stock
Min.: 1
Mult.: 1

STM32F105VC 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 Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
6,423In Stock
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 + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line
Datasheet
1,320In Stock
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
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
1,945In Stock
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
STMicroelectronics ARM Microcontrollers - MCU 32-Bit Cortex 64Kb Connectivity Line
Datasheet
315In Stock
Min.: 1
Mult.: 1

STM32F105VC 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 64/25 CONNECTIVITY LINE M3
Datasheet
3,003In Stock
2,880Expected 28/07/2026
Min.: 1
Mult.: 1

STM32F105R8 SMD/SMT LQFP-64 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 51 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
810In Stock
1,920On Order
Min.: 1
Mult.: 1

STM32F107RB 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
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
317In Stock
Min.: 1
Mult.: 1

STM32F105V8 SMD/SMT LQFP-100 ARM Cortex M3 64 kB 32 bit 12 bit 72 MHz 80 I/O 64 kB 2 V 3.6 V - 40 C + 85 C Tray
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
540Expected 23/04/2026
Min.: 1
Mult.: 1

STM32F105VB 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
STMicroelectronics ARM Microcontrollers - MCU 32BIT Cortex 64/25 CONNECTIVITY LINE M3
Datasheet
1,080Expected 19/10/2026
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