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STM32F103VBT7

STM32F103VBT7 - 72MHz Cortex-M3 128KB MCU | STMicroelectronics

The STMicroelectronics STM32F103VBT7 is a 32-bit ARM Cortex-M3 microcontroller with a maximum 72 MHz operating frequency, 128 KB of Flash memory, and a 100-pin LQFP package measuring 14 mm by 14 mm. It belongs to the STM32F1 performance-line family and combines an embedded processor, memory, timers, analog conversion, and communication peripherals in one device. According to the verified manufacturer-linked data, the part includes USB, CAN, seven timers, two ADCs, and nine communication interfaces. A microcontroller is a programmable integrated circuit used as the central control element of an embedded system. This STM32 MCU follows the ARM Cortex-M3 real-time processor architecture and provides general-purpose I/O, serial communication, analog measurement, timing, and control functions. Its 32-bit architecture supports control workloads requiring more arithmetic capability than an 8- or 16-bit microcontroller, while its integrated peripherals reduce the need for separate interface chips. The STM32F103VBT7 combines a maximum CPU frequency of 72 MHz with 128 KB of programmable Flash. Other verified headline features include USB and CAN connectivity, two analog-to-digital converters, seven 16-bit timers, and nine communication interfaces. These resources make the device suitable for connected industrial controllers, USB peripherals, CAN nodes, data acquisition units, and compact embedded control systems. The Cortex-M3 core is designed for efficient embedded instruction execution and supports single-cycle multiplication and hardware division according to the retrieved technical summary. A maximum frequency of 1.25 DMIPS/MHz is stated at zero-wait-state memory access in the same summary. Designers must still select suitable clock, reset, boot, and memory-support circuitry according to the complete manufacturer documentation before finalizing an embedded design. Typical uses include USB-connected data loggers, CAN-based industrial modules, motor and motion controllers, sensor acquisition equipment, instrumentation, and CAN-to-UPS network bridges. The combination of USB, CAN, multiple timers, and dual ADC resources allows several communications and control functions to share one controller. Engineers should prioritize peripheral-pin availability and package routing over processor headline performance when assigning board functions. A critical design consideration is validating all pin multiplexing, alternate-function assignments, and peripheral dependencies against the manufacturer datasheet. The LQFP package exposes many signals, but simultaneous peripheral use may constrain I/O assignment. Board design should also provide stable power, decoupling, clock routing, a compatible programming interface, and a boot configuration appropriate for the intended firmware. This page combines verified distributor specifications, source links, application engineering guidance, and candidate compatibility information. It also distinguishes confirmed source data from parameters requiring additional verification, helping engineers move from part identification to design review without treating unverified details as guaranteed specifications.

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STM32F103VBT7TR

STM32F103VBT7TR - 72MHz Cortex-M3 128KB MCU | STMicroelectronics (Tape & Reel)

The STMicroelectronics STM32F103VBT7TR is a 32-bit ARM Cortex-M3 microcontroller with a maximum 72 MHz operating frequency, 128 KB of Flash memory, and a 100-pin LQFP package measuring 14 mm by 14 mm. It belongs to the STM32F1 performance-line family and combines an embedded processor, memory, timers, analog conversion, and communication peripherals in one device. According to the verified manufacturer-linked data, the part includes USB, CAN, seven timers, two ADCs, and nine communication interfaces. A microcontroller is a programmable integrated circuit used as the central control element of an embedded system. This STM32 MCU follows the ARM Cortex-M3 real-time processor architecture and provides general-purpose I/O, serial communication, analog measurement, timing, and control functions. Its 32-bit architecture supports control workloads requiring more arithmetic capability than an 8- or 16-bit microcontroller, while its integrated peripherals reduce the need for separate interface chips. The STM32F103VBT7TR combines a maximum CPU frequency of 72 MHz with 128 KB of programmable Flash. Other verified headline features include USB and CAN connectivity, two analog-to-digital converters, seven 16-bit timers, and nine communication interfaces. These resources make the device suitable for connected industrial controllers, USB peripherals, CAN nodes, data acquisition units, and compact embedded control systems. The Cortex-M3 core is designed for efficient embedded instruction execution and supports single-cycle multiplication and hardware division according to the retrieved technical summary. A maximum frequency of 1.25 DMIPS/MHz is stated at zero-wait-state memory access in the same summary. Designers must still select suitable clock, reset, boot, and memory-support circuitry according to the complete manufacturer documentation before finalizing an embedded design. Typical uses include USB-connected data loggers, CAN-based industrial modules, motor and motion controllers, sensor acquisition equipment, instrumentation, and CAN-to-UPS network bridges. The combination of USB, CAN, multiple timers, and dual ADC resources allows several communications and control functions to share one controller. Engineers should prioritize peripheral-pin availability and package routing over processor headline performance when assigning board functions. A critical design consideration is validating all pin multiplexing, alternate-function assignments, and peripheral dependencies against the manufacturer datasheet. The LQFP package exposes many signals, but simultaneous peripheral use may constrain I/O assignment. Board design should also provide stable power, decoupling, clock routing, a compatible programming interface, and a boot configuration appropriate for the intended firmware. This page combines verified distributor specifications, source links, application engineering guidance, and candidate compatibility information. It also distinguishes confirmed source data from parameters requiring additional verification, helping engineers move from part identification to design review without treating unverified details as guaranteed specifications.

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STM32F103VCH6

STM32F103VCH6 - 72MHz Cortex-M3 MCU | STMicroelectronics

The STMicroelectronics STM32F103VCH6 is a 32-bit ARM Cortex-M3 microcontroller operating at up to 72 MHz, with 256 KB of flash memory and 100-LFBGA packaging measuring 10 x 10 mm. It belongs to the STM32F1 Performance Line and is positioned for embedded systems requiring extensive peripheral connectivity, compact packaging, and a 2.5 V or 3.3 V operating supply. A microcontroller is a programmable system-on-chip that integrates a processor core, memory, and peripherals such as timers, communication interfaces, and analog conversion blocks into one device. The STM32F1 family hierarchy includes the STM32 microcontroller product type, the STM32F1 series, the Performance Line, and the high-density STM32F103 platform. Within the broader semiconductor category, this device combines general-purpose control processing with dedicated embedded peripherals on a single IC. The verified product information identifies a 72 MHz ARM Cortex-M3 core, 32-bit RISC architecture, 256 KB flash organized as 256K x 8 bits, and a 100-LFBGA package. The STM32F1 Performance Line family is also described as supporting USB, CAN, 11 timers, three ADCs, and 13 communication interfaces. These resources support designs that combine control-loop processing with multiple external communication channels and analog measurements. At the architecture level, the Cortex-M3 processor provides a 32-bit execution environment suitable for embedded control, while the STM32F103 peripheral set integrates timing, conversion, and communications functions around that core. A 10 x 10 mm LFBGA substantially reduces PCB area compared with leaded packages, but it also requires careful PCB layout, fine-pitch assembly, and inspection because component pads cannot be visually inspected from the board edge. Typical applications include industrial controllers, CAN-connected motor equipment, USB-enabled data acquisition systems, communication gateways, and compact embedded instruments. The 100-pin package provides a high pin count for systems that need numerous external connections, while 256 KB of flash accommodates firmware, configuration data, and application routines. Its 72 MHz maximum frequency also provides useful control-loop and communications headroom. Designers should allocate the PCB footprint for the exact 100-LFBGA arrangement, verify the electrical requirements for every populated ball, and validate decoupling, clock, reset, and programming access. Because the verified snippets do not provide a complete public pin table, the pinout is left unpopulated rather than inferred. Firmware and board bring-up should also account for the STM32F103-specific startup sequence and peripheral configuration.

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STM32F103VCT6

STM32F103VCT6 - 256KB Flash Cortex-M3 MCU 72MHz | ST

The STMicroelectronics STM32F103VCT6 is a 32-bit ARM Cortex-M3 microcontroller running at up to 72 MHz with 256 KB Flash and 48 KB SRAM, housed in a 100-pin LQFP (14x14 mm) package. What is a microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a processor core, memory, and programmable peripherals to govern a specific embedded operation. The STM32F103 series sits within the broader hierarchy of 32-bit Flash MCUs based on the Arm Cortex-M processor family and is one of the most widely deployed general-purpose MCU lines in industrial control, consumer electronics, and IoT devices. Key features include three 12-bit ADCs with up to 21 channels, two 12-bit DACs, and a rich communication set: three USARTs, two I2C, three SPI, one USB 2.0 full-speed device, one CAN 2.0B, and one SDIO interface. Advanced timers support PWM generation and motor control, while a 12-channel DMA controller offloads data movement from the CPU. The Cortex-M3 core executes the Thumb-2 instruction set with a hardware divide unit, delivering strong code density and deterministic interrupt handling through the nested vectored interrupt controller (NVIC). Debugging is supported via both JTAG and serial wire debug (SWD). The device operates from a 2.0 V to 3.6 V supply over an industrial -40C to +85C temperature range, with a real-time clock and low-power sleep, stop, and standby modes for battery-sensitive designs. Typical applications include motor control (advanced timers generate PWM while ADCs sample current feedback), industrial automation PLCs, and USB/CAN communication nodes in metering and gateways. Design consideration: configure BOOT0 correctly for the boot source and decouple every VDD/VSS pair with 100 nF capacitors; connect VDDA to a clean filtered analog supply for full ADC accuracy. This page adds value beyond the datasheet with verified drop-in alternatives, distributor pricing, and practical design notes.

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STM32F103VCT6TR

STM32F103VCT6TR - 256KB Flash Cortex-M3 MCU 72MHz | ST (Tape & Reel)

The STMicroelectronics STM32F103VCT6TR is a 32-bit ARM Cortex-M3 microcontroller running at up to 72 MHz with 256 KB Flash and 48 KB SRAM, housed in a 100-pin LQFP (14x14 mm) package. What is a microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a processor core, memory, and programmable peripherals to govern a specific embedded operation. The STM32F103 series sits within the broader hierarchy of 32-bit Flash MCUs based on the Arm Cortex-M processor family and is one of the most widely deployed general-purpose MCU lines in industrial control, consumer electronics, and IoT devices. Key features include three 12-bit ADCs with up to 21 channels, two 12-bit DACs, and a rich communication set: three USARTs, two I2C, three SPI, one USB 2.0 full-speed device, one CAN 2.0B, and one SDIO interface. Advanced timers support PWM generation and motor control, while a 12-channel DMA controller offloads data movement from the CPU. The Cortex-M3 core executes the Thumb-2 instruction set with a hardware divide unit, delivering strong code density and deterministic interrupt handling through the nested vectored interrupt controller (NVIC). Debugging is supported via both JTAG and serial wire debug (SWD). The device operates from a 2.0 V to 3.6 V supply over an industrial -40C to +85C temperature range, with a real-time clock and low-power sleep, stop, and standby modes for battery-sensitive designs. Typical applications include motor control (advanced timers generate PWM while ADCs sample current feedback), industrial automation PLCs, and USB/CAN communication nodes in metering and gateways. Design consideration: configure BOOT0 correctly for the boot source and decouple every VDD/VSS pair with 100 nF capacitors; connect VDDA to a clean filtered analog supply for full ADC accuracy. This page adds value beyond the datasheet with verified drop-in alternatives, distributor pricing, and practical design notes.

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STM32F103VDH6

STM32F103VDH6 - 72MHz Cortex-M3 384KB MCU | STMicroelectronics

STMicroelectronics STM32F103VDH6 is a 32-bit ARM Cortex-M3 microcontroller with a 72 MHz maximum CPU frequency, 384 KB of Flash memory, and a 100-pin LFBGA package measuring 10 mm by 10 mm. It belongs to the STM32F1 high-density performance line and integrates USB, CAN, 11 timers, three ADCs, and 13 communication interfaces for connected embedded-control systems. A microcontroller is a programmable semiconductor that combines a processor core, memory, peripherals, and communication interfaces on one integrated circuit. The STM32F103VDH6 is an Arm Cortex-M3 microcontroller, placing it in the embedded processor hierarchy below application-specific MCUs while above general-purpose logic devices. Its combination of substantial Flash storage, numerous serial interfaces, and a high pin count supports complex control, communication, acquisition, and motor-control designs. Key features include the Cortex-M3 core operating at up to 72 MHz, 384 KB of Flash, USB and CAN connectivity, 11 timers, three analog-to-digital converters, and 13 communication interfaces. The high-density pin count provides access to these resources and supports integration with sensors, actuators, communication transceivers, and human-machine-interface electronics. The supplied listings identify the device as a 3.3 V, 100-LFBGA microcontroller. The STM32F1 architecture is suited to real-time embedded applications requiring deterministic peripheral access and a broad peripheral set. Multiple timers support motor-control, timing, and PWM tasks, while USB and CAN provide paths for host connectivity and industrial network communication. Three ADCs permit multiple analog input channels to be evaluated within the same control system, although detailed resolution, sampling rate, and channel mapping require confirmation in the manufacturer documentation. Typical applications include industrial automation controllers, USB-connected data-acquisition equipment, CAN-based motor systems, communication gateways, and compact embedded control platforms. Its 384 KB Flash capacity can hold a substantial firmware image, while the available USB, CAN, timer, and ADC resources reduce the need for external peripheral devices in designs that can operate from a single 3.3 V MCU. Designers must confirm the exact pin assignment, exposed-pad connection, decoupling requirements, clock configuration, and peripheral electrical limits in the STM32F103VD datasheet. The 100-ball BGA also requires assembly capability capable of handling the 10 mm by 10 mm land pattern and its fine-pitch ball array, so prototype assembly and production inspection should be considered before layout release. This page consolidates verified manufacturer and distributor information with application guidance, sourcing context, and an explicit distinction between the BGA target and incompatible alternative packages. It avoids presenting cross-package functional substitutes as drop-in replacements and identifies every unavailable engineering parameter that still requires datasheet confirmation.

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STM32F103VDH6TR

STM32F103VDH6TR - 72MHz Cortex-M3 384KB MCU | STMicroelectronics (Tape & Reel)

STMicroelectronics STM32F103VDH6TR is a 32-bit ARM Cortex-M3 microcontroller with a 72 MHz maximum CPU frequency, 384 KB of Flash memory, and a 100-pin LFBGA package measuring 10 mm by 10 mm. It belongs to the STM32F1 high-density performance line and integrates USB, CAN, 11 timers, three ADCs, and 13 communication interfaces for connected embedded-control systems. A microcontroller is a programmable semiconductor that combines a processor core, memory, peripherals, and communication interfaces on one integrated circuit. The STM32F103VDH6TR is an Arm Cortex-M3 microcontroller, placing it in the embedded processor hierarchy below application-specific MCUs while above general-purpose logic devices. Its combination of substantial Flash storage, numerous serial interfaces, and a high pin count supports complex control, communication, acquisition, and motor-control designs. Key features include the Cortex-M3 core operating at up to 72 MHz, 384 KB of Flash, USB and CAN connectivity, 11 timers, three analog-to-digital converters, and 13 communication interfaces. The high-density pin count provides access to these resources and supports integration with sensors, actuators, communication transceivers, and human-machine-interface electronics. The supplied listings identify the device as a 3.3 V, 100-LFBGA microcontroller. The STM32F1 architecture is suited to real-time embedded applications requiring deterministic peripheral access and a broad peripheral set. Multiple timers support motor-control, timing, and PWM tasks, while USB and CAN provide paths for host connectivity and industrial network communication. Three ADCs permit multiple analog input channels to be evaluated within the same control system, although detailed resolution, sampling rate, and channel mapping require confirmation in the manufacturer documentation. Typical applications include industrial automation controllers, USB-connected data-acquisition equipment, CAN-based motor systems, communication gateways, and compact embedded control platforms. Its 384 KB Flash capacity can hold a substantial firmware image, while the available USB, CAN, timer, and ADC resources reduce the need for external peripheral devices in designs that can operate from a single 3.3 V MCU. Designers must confirm the exact pin assignment, exposed-pad connection, decoupling requirements, clock configuration, and peripheral electrical limits in the STM32F103VD datasheet. The 100-ball BGA also requires assembly capability capable of handling the 10 mm by 10 mm land pattern and its fine-pitch ball array, so prototype assembly and production inspection should be considered before layout release. This page consolidates verified manufacturer and distributor information with application guidance, sourcing context, and an explicit distinction between the BGA target and incompatible alternative packages. It avoids presenting cross-package functional substitutes as drop-in replacements and identifies every unavailable engineering parameter that still requires datasheet confirmation.

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STM32F103VDT6

STM32F103VDT6 - 32-bit ARM Cortex-M3 MCU, 384KB Flash | STMicroelectronics

The STM32F103VDT6 is a high-performance 32-bit microcontroller from STMicroelectronics, based on the ARM Cortex-M3 core running at up to 72 MHz. It features 384 KB of Flash memory and 64 KB of SRAM, making it suitable for a wide range of embedded applications. The device is housed in a 100-pin LQFP package (LQFP100) and operates over a temperature range of -40°C to +85°C. An ARM Cortex-M3 microcontroller is a 32-bit RISC processor designed for embedded systems, offering a balance of performance, power efficiency, and rich peripheral integration. It is part of the ARM Cortex-M family, which is widely used in industrial control, consumer electronics, and IoT devices. The Cortex-M3 core includes a hardware multiply and divide unit, Nested Vectored Interrupt Controller (NVIC), and optional Memory Protection Unit (MPU), enabling deterministic and efficient real-time processing. Key features of the STM32F103VDT6 include a 72 MHz CPU with 1.25 DMIPS/MHz, 384 KB Flash, 64 KB SRAM, and a comprehensive set of peripherals: three 12-bit ADCs, four general-purpose 16-bit timers, two advanced-control timers, multiple communication interfaces (USART, SPI, I2C, CAN, USB), and a DMA controller. The device also includes a real-time clock (RTC), a CRC calculation unit, and a serial wire debug (SWD) interface. The STM32F103VDT6 is built on a 0.13 µm embedded Flash process, providing a good balance of performance and power consumption. It supports a wide supply voltage range of 2.0V to 3.6V, with multiple low-power modes (Sleep, Stop, Standby) to optimize energy usage. The rich peripheral set and large memory make it a versatile choice for complex applications. Typical applications include industrial control systems, motor drives, PLCs, medical devices, consumer electronics, and IoT gateways. The device's CAN interface and multiple timers make it particularly well-suited for automotive and industrial networking applications. When designing with this MCU, ensure proper decoupling of the power supply pins and a stable clock source. The internal RC oscillator can be used for basic operation, but an external crystal is recommended for applications requiring precise timing. The SWD interface should be brought out for programming and debugging.

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STM32F103VDT6TR

STM32F103VDT6TR - 32-bit ARM Cortex-M3 MCU, 384KB Flash | STMicroelectronics (Tape & Reel)

The STM32F103VDT6TR is a high-performance 32-bit microcontroller from STMicroelectronics, based on the ARM Cortex-M3 core running at up to 72 MHz. It features 384 KB of Flash memory and 64 KB of SRAM, making it suitable for a wide range of embedded applications. The device is housed in a 100-pin LQFP package (LQFP100) and operates over a temperature range of -40°C to +85°C. An ARM Cortex-M3 microcontroller is a 32-bit RISC processor designed for embedded systems, offering a balance of performance, power efficiency, and rich peripheral integration. It is part of the ARM Cortex-M family, which is widely used in industrial control, consumer electronics, and IoT devices. The Cortex-M3 core includes a hardware multiply and divide unit, Nested Vectored Interrupt Controller (NVIC), and optional Memory Protection Unit (MPU), enabling deterministic and efficient real-time processing. Key features of the STM32F103VDT6TR include a 72 MHz CPU with 1.25 DMIPS/MHz, 384 KB Flash, 64 KB SRAM, and a comprehensive set of peripherals: three 12-bit ADCs, four general-purpose 16-bit timers, two advanced-control timers, multiple communication interfaces (USART, SPI, I2C, CAN, USB), and a DMA controller. The device also includes a real-time clock (RTC), a CRC calculation unit, and a serial wire debug (SWD) interface. The STM32F103VDT6TR is built on a 0.13 µm embedded Flash process, providing a good balance of performance and power consumption. It supports a wide supply voltage range of 2.0V to 3.6V, with multiple low-power modes (Sleep, Stop, Standby) to optimize energy usage. The rich peripheral set and large memory make it a versatile choice for complex applications. Typical applications include industrial control systems, motor drives, PLCs, medical devices, consumer electronics, and IoT gateways. The device's CAN interface and multiple timers make it particularly well-suited for automotive and industrial networking applications. When designing with this MCU, ensure proper decoupling of the power supply pins and a stable clock source. The internal RC oscillator can be used for basic operation, but an external crystal is recommended for applications requiring precise timing. The SWD interface should be brought out for programming and debugging.

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STM32F103VDT7

STM32F103VDT7 - 72MHz Cortex-M3 384KB MCU | STMicroelectronics

STMicroelectronics STM32F103VDT7 is a 32-bit Arm Cortex-M3 microcontroller with a 72 MHz CPU, 384 KB of Flash memory, and a 100-pin LQFP package measuring 14 x 14 mm. It belongs to the STM32F1 high-density microcontroller family and is positioned for embedded motor-control, USB, CAN, and general-purpose industrial applications. The device provides a broad peripheral set for mixed-signal control, communications, timers, and data acquisition while maintaining broad ecosystem support from STMicroelectronics. A microcontroller is a programmable semiconductor that integrates a processor core, nonvolatile program memory, data memory, peripherals, and interface logic on one package. The STM32F103 platform combines the Arm Cortex-M3 architecture with the STM32 ecosystem of development tools, middleware, reference designs, and application notes. Its high-density configuration provides more I/O and communication resources than lower-density STM32F1 devices while retaining the familiar 72 MHz execution performance. Key features include an Arm Cortex-M3 core operating at 72 MHz, 384 KB of Flash, USB, CAN, motor-control capability, and an LQFP-100 package with 100 pins. The manufacturer identifies the STM32F103VD product line as Active and part of the Mainstream Performance line. The T7 ordering suffix distinguishes the industrial-temperature version, but exact temperature limits, RAM capacity, pin functions, electrical limits, and peripheral details were not included in the verified excerpts and therefore require confirmation from the manufacturer datasheet. The STM32F103VD architecture is suited to control systems that need deterministic embedded processing and extensive mixed-signal connectivity. USB and CAN support make it relevant to USB-connected peripherals and industrial network nodes, while its motor-control positioning supports motor-control boards, actuators, and embedded automation equipment. The 100-pin LQFP package also exposes substantially more I/O than small-outline packages, simplifying prototype assembly and offering a practical bridge between breadboard and surface-mount production. Typical applications include USB data acquisition, CAN-connected industrial controllers, brushless motor-control systems, instrument-control panels, and connected embedded modules. Development teams can use the MCU with USB-to-serial adapters such as CP2102N-A01-GQFN20R and communication transceivers such as TCAN332DR or TCAN330DR when those interface requirements match the selected system architecture. Firmware and peripheral validation remain necessary because alternate-source MCUs may differ in clock behavior and software support. When laying out an STM32F103VDT7 board, follow the manufacturer package pinout, provide decoupling across every supply pin, and route sensitive analog and communication interfaces away from high-current switching paths. USB differential routing requires controlled impedance and uninterrupted reference planes. Do not infer peripheral pin locations from the 100-pin package count alone; use the exact STMicroelectronics datasheet and verify every power, ground, reset, clock, boot, and communication connection before fabrication. This product record combines the verified manufacturer product positioning with distributor package, memory, frequency, pricing, and availability information. It also distinguishes genuine same-package alternatives from broader functional substitutes, highlights migration risks, and adds practical sourcing and layout guidance for engineers evaluating a second source.

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STM32F103VEH6

STM32F103VEH6 - 32-Bit 72MHz Cortex-M3 MCU | STMicroelectronics

The STMicroelectronics STM32F103VEH6 is a 32-bit ARM Cortex-M3 microcontroller operating at up to 72 MHz, with 512 KB of Flash memory and USB, CAN, 11 timers, 3 ADCs, and 13 communication interfaces. The STM32F103VEH6 is supplied in a 100-pin LQFP package for high-density embedded control systems. Its combination of processing performance, analog peripherals, connectivity, and extensive I/O makes it suitable for industrial, communications, consumer, and mixed-signal applications where a single MCU can replace multiple discrete components. According to the manufacturer datasheet search result, the device belongs to the STM32F1 high-density performance line and supports 256 KB to 512 KB Flash configurations across the family. The part combines a 32-bit Cortex-M3 core with extensive serial peripherals and timing resources for real-time control. USB and CAN connectivity are especially useful for service interfaces, industrial links, diagnostics, and embedded network bridges. The 512 KB Flash capacity provides more room for application code, protocol stacks, bootloaders, and configuration data than smaller STM32F103 variants, while the 100-pin package exposes a broad set of GPIO and peripheral connections. Typical deployments include USB-to-serial bridges, industrial controllers, CAN nodes, sensor acquisition systems, motor-control platforms, and compact automation equipment. Designers should confirm the exact pin multiplexing, clock configuration, peripheral availability, and package dimensions against the official STM32F103xC, STM32F103xD, and STM32F103xE datasheet before final PCB release. This page combines manufacturer and distributor references, structured specifications, sourcing information, and design guidance.

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STM32F103VEH6TR

STM32F103VEH6TR - 32-Bit 72MHz Cortex-M3 MCU | STMicroelectronics (Tape & Reel)

The STMicroelectronics STM32F103VEH6TR is a 32-bit ARM Cortex-M3 microcontroller operating at up to 72 MHz, with 512 KB of Flash memory and USB, CAN, 11 timers, 3 ADCs, and 13 communication interfaces. The STM32F103VEH6TR is supplied in a 100-pin LQFP package for high-density embedded control systems. Its combination of processing performance, analog peripherals, connectivity, and extensive I/O makes it suitable for industrial, communications, consumer, and mixed-signal applications where a single MCU can replace multiple discrete components. According to the manufacturer datasheet search result, the device belongs to the STM32F1 high-density performance line and supports 256 KB to 512 KB Flash configurations across the family. The part combines a 32-bit Cortex-M3 core with extensive serial peripherals and timing resources for real-time control. USB and CAN connectivity are especially useful for service interfaces, industrial links, diagnostics, and embedded network bridges. The 512 KB Flash capacity provides more room for application code, protocol stacks, bootloaders, and configuration data than smaller STM32F103 variants, while the 100-pin package exposes a broad set of GPIO and peripheral connections. Typical deployments include USB-to-serial bridges, industrial controllers, CAN nodes, sensor acquisition systems, motor-control platforms, and compact automation equipment. Designers should confirm the exact pin multiplexing, clock configuration, peripheral availability, and package dimensions against the official STM32F103xC, STM32F103xD, and STM32F103xE datasheet before final PCB release. This page combines manufacturer and distributor references, structured specifications, sourcing information, and design guidance.

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STM32F103VEH7

STM32F103VEH7 - 32-Bit 72MHz 512KB MCU | STMicroelectronics

STMicroelectronics STM32F103VEH7 is a 32-bit ARM Cortex-M3 microcontroller with a 72 MHz maximum clock, 512 KB of embedded Flash memory, and a 100-pin LQFP surface-mount package. It belongs to the STM32F1 high-density performance-line family and combines a 32-bit RISC core with USB, CAN, 11 timers, 3 ADCs, and 13 communication interfaces. These features make the device suitable for industrial control, USB-connected equipment, CAN nodes, motor-control systems, and communication gateways. A microcontroller is a programmable semiconductor system that integrates a CPU, memory, and peripherals on one package. In the product hierarchy, the STM32F103VEH7 is a microcontroller, a type of embedded processor and embedded-system component. Its ARM Cortex-M3 core provides deterministic instruction execution for real-time control tasks, while its connected peripherals reduce the need for external interface and conversion components. Key device features include a 72 MHz ARM Cortex-M3 core, 512 KB Flash, USB and CAN connectivity, 11 timers, 3 ADCs, and 13 communication interfaces. The high-density peripheral set allows multiple serial links, analog measurements, and motor-control outputs to coexist in one controller. According to the available manufacturer-family data, the device supports a 2.0 V to 3.6 V supply range, providing compatibility with common 3.3 V embedded systems. The STM32F103 architecture combines an exception-based interrupt system, direct peripheral addressing, and dedicated hardware interfaces with the Cortex-M3 core. Independent timers support periodic and motor-control tasks, while the ADC and communication peripherals shorten board designs. The 512 KB Flash capacity provides room for application code, protocol handlers, configuration data, and bootloader logic without requiring an external memory interface. Typical applications include industrial PLC and automation controllers, USB-to-CAN gateways, motor controllers, medical monitoring equipment, network-management modules, and USB peripheral products. For USB or CAN designs, the integrated transceivers still require the appropriate external interface components and protection networks. Firmware and timing must be revalidated whenever clock, timer, or flash-wait-state settings change. A critical design consideration is that the retrieved distributor snippet identifies the package as 100-LFBGA in a 10 mm by 10 mm outline, while another retrieved source labels the device as VFQFPN-48. Because these package descriptions conflict, engineers must confirm the exact orderable drawing and land pattern in the official STMicroelectronics datasheet before PCB release. This page additionally synthesizes verified specifications, pricing availability, replacement constraints, and practical design guidance beyond a distributor listing.

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STM32F103VET6

STM32F103VET6 - 512KB Flash 72MHz Cortex-M3 MCU | ST

The STMicroelectronics STM32F103VET6 is a high-density performance line 32-bit microcontroller based on the ARM Cortex-M3 RISC core running at up to 72 MHz, with 512 KB of Flash memory, 64 KB of SRAM, and a 100-pin LQFP (14x14 mm) surface-mount package. A microcontroller (MCU) is a compact integrated circuit that governs a specific operation in an embedded system by combining a processor core, memory, and programmable peripherals on one chip. The STM32F103VET6 sits in the embedded processing hierarchy as: MCU -> STM32F1 series -> STM32 family of ARM Cortex-M microcontrollers -> semiconductor device. It serves as the central control unit in industrial automation, motor control, and consumer electronics. Key features include the 72 MHz Cortex-M3 core delivering 1.25 DMIPS/MHz (Dhrystone 2.1), 512 KB Flash, 64 KB SRAM, and a rich peripheral set: three 12-bit ADCs, four general-purpose 16-bit timers plus two advanced PWM timers, and standard/advanced communication interfaces including USART, SPI, I2C, USB, CAN, and SDIO. Up to 80 GPIO lines, a DMA controller, and an RTC round out the integration. Technically, the high-density STM32F103xE devices integrate a Nested Vectored Interrupt Controller (NVIC) for deterministic interrupt latency, zero-wait-state Flash execution with prefetch buffer at 72 MHz, SWD and JTAG debug support, and multiple low-power modes (Sleep, Stop, Standby) for battery-sensitive designs. The 2.0V to 3.6V supply range supports 3.3V systems with 5V-tolerant IOs. Typical applications include industrial control systems, motor drives and inverters, medical instrumentation, POS/printing equipment, and IoT gateways where CAN, USB, and multiple ADC channels are required on a single chip. For design, provide 100 nF decoupling on each VDD/VSS pair plus a 4.7 uF bulk capacitor, keep the VCAP pins per datasheet guidance, and use the NRST pin with an external reset circuit for reliable in-field programming via SWD. This page synthesizes distributor pricing, drop-in alternatives (including GD32/CH32/APM32 cross-brand equivalents), and practical design notes not found in the STMicroelectronics datasheet.

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STM32F103VET6TR

STM32F103VET6TR - 512KB Flash 72MHz Cortex-M3 MCU | ST (Tape & Reel)

The STMicroelectronics STM32F103VET6TR is a high-density performance line 32-bit microcontroller based on the ARM Cortex-M3 RISC core running at up to 72 MHz, with 512 KB of Flash memory, 64 KB of SRAM, and a 100-pin LQFP (14x14 mm) surface-mount package. A microcontroller (MCU) is a compact integrated circuit that governs a specific operation in an embedded system by combining a processor core, memory, and programmable peripherals on one chip. The STM32F103VET6TR sits in the embedded processing hierarchy as: MCU -> STM32F1 series -> STM32 family of ARM Cortex-M microcontrollers -> semiconductor device. It serves as the central control unit in industrial automation, motor control, and consumer electronics. Key features include the 72 MHz Cortex-M3 core delivering 1.25 DMIPS/MHz (Dhrystone 2.1), 512 KB Flash, 64 KB SRAM, and a rich peripheral set: three 12-bit ADCs, four general-purpose 16-bit timers plus two advanced PWM timers, and standard/advanced communication interfaces including USART, SPI, I2C, USB, CAN, and SDIO. Up to 80 GPIO lines, a DMA controller, and an RTC round out the integration. Technically, the high-density STM32F103xE devices integrate a Nested Vectored Interrupt Controller (NVIC) for deterministic interrupt latency, zero-wait-state Flash execution with prefetch buffer at 72 MHz, SWD and JTAG debug support, and multiple low-power modes (Sleep, Stop, Standby) for battery-sensitive designs. The 2.0V to 3.6V supply range supports 3.3V systems with 5V-tolerant IOs. Typical applications include industrial control systems, motor drives and inverters, medical instrumentation, POS/printing equipment, and IoT gateways where CAN, USB, and multiple ADC channels are required on a single chip. For design, provide 100 nF decoupling on each VDD/VSS pair plus a 4.7 uF bulk capacitor, keep the VCAP pins per datasheet guidance, and use the NRST pin with an external reset circuit for reliable in-field programming via SWD. This page synthesizes distributor pricing, drop-in alternatives (including GD32/CH32/APM32 cross-brand equivalents), and practical design notes not found in the STMicroelectronics datasheet.

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STM32F103VET7

STM32F103VET7 - 72MHz 512KB Cortex-M3 MCU | STMicroelectronics

The STMicroelectronics STM32F103VET7 is a high-density 32-bit ARM Cortex-M3 microcontroller with a 72 MHz operating frequency, 512 KB of Flash memory, and a 100-LQFP package measuring 14 mm by 14 mm. It combines an RISC core with USB, CAN, 11 timers, three ADCs, and 13 communication interfaces for embedded control systems. A microcontroller is a programmable semiconductor system that executes firmware, reads sensor data, controls outputs, and coordinates connected peripherals. The STM32F103VET7 belongs to the STM32F1 performance-line family and provides substantially more integration than a basic eight- or sixteen-bit controller. Its Cortex-M3 architecture supports efficient interrupt-driven control, while Flash storage provides room for application code, configuration data, and boot logic. The verified feature set includes 512 KB Flash, 13 communication interfaces, three ADCs, 11 timers, USB, and CAN. These resources make the device suitable for industrial controllers, USB-connected instruments, CAN network nodes, and motor-control systems. Its 72 MHz maximum operating frequency provides computational headroom for protocol handling, signal sampling, and supervisory control tasks. The STM32F103xE high-density device family uses an Arm Cortex-M3 RISC core and combines communication, analog, and timing resources in one package. USB and CAN support can reduce the need for separate interface controllers, while the ADC and timer blocks can acquire and process external signals. Exact peripheral ratings, voltage limits, memory-map details, and electrical characteristics must be confirmed in the manufacturer datasheet. Typical designs include USB data-acquisition equipment, CAN-based industrial modules, motor-control boards, communication gateways, and compact embedded instruments. Firmware reuse is practical within appropriately qualified STM32 variants, but clock, peripheral, bootloader, supply, and qualification requirements still need verification before substitution. When laying out the PCB, preserve the manufacturer's 100-LQFP land pattern, power decoupling, clock routing, reset design, and exposed thermal requirements. The LQFP package provides accessible leads for inspection and rework, while the 14 mm by 14 mm body supports compact industrial controller designs. This page consolidates manufacturer specifications, distributor availability, sourcing data, and replacement constraints into an engineering reference. It also distinguishes verified facts from missing electrical details so designers can assess fit before beginning layout or firmware deployment.

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STM32F103VET7TR

STM32F103VET7TR - 72MHz 512KB Cortex-M3 MCU | STMicroelectronics (Tape & Reel)

The STMicroelectronics STM32F103VET7TR is a high-density 32-bit ARM Cortex-M3 microcontroller with a 72 MHz operating frequency, 512 KB of Flash memory, and a 100-LQFP package measuring 14 mm by 14 mm. It combines an RISC core with USB, CAN, 11 timers, three ADCs, and 13 communication interfaces for embedded control systems. A microcontroller is a programmable semiconductor system that executes firmware, reads sensor data, controls outputs, and coordinates connected peripherals. The STM32F103VET7TR belongs to the STM32F1 performance-line family and provides substantially more integration than a basic eight- or sixteen-bit controller. Its Cortex-M3 architecture supports efficient interrupt-driven control, while Flash storage provides room for application code, configuration data, and boot logic. The verified feature set includes 512 KB Flash, 13 communication interfaces, three ADCs, 11 timers, USB, and CAN. These resources make the device suitable for industrial controllers, USB-connected instruments, CAN network nodes, and motor-control systems. Its 72 MHz maximum operating frequency provides computational headroom for protocol handling, signal sampling, and supervisory control tasks. The STM32F103xE high-density device family uses an Arm Cortex-M3 RISC core and combines communication, analog, and timing resources in one package. USB and CAN support can reduce the need for separate interface controllers, while the ADC and timer blocks can acquire and process external signals. Exact peripheral ratings, voltage limits, memory-map details, and electrical characteristics must be confirmed in the manufacturer datasheet. Typical designs include USB data-acquisition equipment, CAN-based industrial modules, motor-control boards, communication gateways, and compact embedded instruments. Firmware reuse is practical within appropriately qualified STM32 variants, but clock, peripheral, bootloader, supply, and qualification requirements still need verification before substitution. When laying out the PCB, preserve the manufacturer's 100-LQFP land pattern, power decoupling, clock routing, reset design, and exposed thermal requirements. The LQFP package provides accessible leads for inspection and rework, while the 14 mm by 14 mm body supports compact industrial controller designs. This page consolidates manufacturer specifications, distributor availability, sourcing data, and replacement constraints into an engineering reference. It also distinguishes verified facts from missing electrical details so designers can assess fit before beginning layout or firmware deployment.

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STM32F103VFT6

STM32F103VFT6 - 72MHz ARM Cortex-M3 768KB MCU | STMicroelectronics

STMicroelectronics STM32F103VFT6 is an ARM Cortex-M3 32-bit microcontroller rated up to 72 MHz, with 768 KB of flash memory, in a 100-lead LQFP package measuring 14 mm by 14 mm. It belongs to STMicroelectronics' XL-density STM32F1 performance line and is designed for embedded systems requiring substantial on-chip flash, a high-performance ARM Cortex-M3 core, and integrated motor-control-oriented peripherals. A microcontroller is a programmable system-on-chip that combines a CPU core, nonvolatile program memory, data memory, peripherals, and communication interfaces on one package. The STM32F103 family follows the hierarchy microcontroller, embedded processor, 32-bit microcontroller, and ARM Cortex-M3 microcontroller. Its 768 KB flash capacity gives embedded engineers room for larger firmware images, boot logic, protocol stacks, and application code without relying on an external program-memory device. Key verified characteristics include an ARM Cortex-M3 core, 32-bit processing, a maximum operating frequency of 72 MHz, and 768 KB of flash. Distributor descriptions also identify the device as an XL-density performance-line part and associate the STM32F1 family with USB, CAN, timers, ADCs, and multiple communication interfaces. These resources make the MCU relevant to motor control, industrial automation, communications, and connected embedded equipment when supported by the complete manufacturer datasheet. The STM32F103VFT6 combines a conventional embedded microcontroller architecture with integrated analog and communications peripherals. Its 14 mm by 14 mm LQFP-100 package provides a substantial pin count compared with smaller MCU packages, allowing more externally accessible interfaces and mixed-signal functions. The Cortex-M3 architecture supports efficient event-driven control, while flash memory retains firmware without a separate external memory component. Exact RAM, ADC resolution, timer channels, operating voltage, and peripheral pin assignments require confirmation in the manufacturer datasheet. Typical applications include BLDC and brushless motor-control systems, industrial controllers, USB- or CAN-connected equipment, data acquisition modules, and general-purpose automation controllers. In these systems, the 72 MHz Cortex-M3 core can execute control loops and communication tasks, while the 768 KB flash accommodates application firmware and protocol libraries. Designers should confirm the selected peripheral pins, voltage domains, clock configuration, and startup requirements before schematic capture. The primary design consideration is package-level resource verification. Because STM32F103VFT6 uses an exposed 100-pin LQFP footprint, the PCB must accommodate its dimensions, pin pitch, thermal pad or exposed thermal area requirements, and all required power, ground, clock, reset, and programming connections. Decoupling, clock stability, boot configuration, and the correct STMicroelectronics programming and debug interface should be implemented according to the official device documentation. This product record combines verified distributor specifications, sourcing information, cross-reference evidence, and practical engineering guidance. It distinguishes the directly documented STM32F103VFT6 characteristics from parameters that remain unavailable in the supplied search data, helping engineers compare the MCU without mistaking family-level information for an unverified device-specific value.

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STM32F103VFT6TR

STM32F103VFT6TR - 72MHz ARM Cortex-M3 768KB MCU | STMicroelectronics (Tape & Reel)

STMicroelectronics STM32F103VFT6TR is an ARM Cortex-M3 32-bit microcontroller rated up to 72 MHz, with 768 KB of flash memory, in a 100-lead LQFP package measuring 14 mm by 14 mm. It belongs to STMicroelectronics' XL-density STM32F1 performance line and is designed for embedded systems requiring substantial on-chip flash, a high-performance ARM Cortex-M3 core, and integrated motor-control-oriented peripherals. A microcontroller is a programmable system-on-chip that combines a CPU core, nonvolatile program memory, data memory, peripherals, and communication interfaces on one package. The STM32F103 family follows the hierarchy microcontroller, embedded processor, 32-bit microcontroller, and ARM Cortex-M3 microcontroller. Its 768 KB flash capacity gives embedded engineers room for larger firmware images, boot logic, protocol stacks, and application code without relying on an external program-memory device. Key verified characteristics include an ARM Cortex-M3 core, 32-bit processing, a maximum operating frequency of 72 MHz, and 768 KB of flash. Distributor descriptions also identify the device as an XL-density performance-line part and associate the STM32F1 family with USB, CAN, timers, ADCs, and multiple communication interfaces. These resources make the MCU relevant to motor control, industrial automation, communications, and connected embedded equipment when supported by the complete manufacturer datasheet. The STM32F103VFT6TR combines a conventional embedded microcontroller architecture with integrated analog and communications peripherals. Its 14 mm by 14 mm LQFP-100 package provides a substantial pin count compared with smaller MCU packages, allowing more externally accessible interfaces and mixed-signal functions. The Cortex-M3 architecture supports efficient event-driven control, while flash memory retains firmware without a separate external memory component. Exact RAM, ADC resolution, timer channels, operating voltage, and peripheral pin assignments require confirmation in the manufacturer datasheet. Typical applications include BLDC and brushless motor-control systems, industrial controllers, USB- or CAN-connected equipment, data acquisition modules, and general-purpose automation controllers. In these systems, the 72 MHz Cortex-M3 core can execute control loops and communication tasks, while the 768 KB flash accommodates application firmware and protocol libraries. Designers should confirm the selected peripheral pins, voltage domains, clock configuration, and startup requirements before schematic capture. The primary design consideration is package-level resource verification. Because STM32F103VFT6TR uses an exposed 100-pin LQFP footprint, the PCB must accommodate its dimensions, pin pitch, thermal pad or exposed thermal area requirements, and all required power, ground, clock, reset, and programming connections. Decoupling, clock stability, boot configuration, and the correct STMicroelectronics programming and debug interface should be implemented according to the official device documentation. This product record combines verified distributor specifications, sourcing information, cross-reference evidence, and practical engineering guidance. It distinguishes the directly documented STM32F103VFT6TR characteristics from parameters that remain unavailable in the supplied search data, helping engineers compare the MCU without mistaking family-level information for an unverified device-specific value.

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STM32F103VFT7

STM32F103VFT7 - 72MHz Cortex-M3 768KB MCU | STMicroelectronics

STMicroelectronics STM32F103VFT7 is a 32-bit ARM Cortex-M3 microcontroller operating at up to 72MHz, with 768KB of embedded Flash memory and a 100-pin LQFP package measuring 14mm by 14mm. The device is identified as part of the STM32F1 series XL-density performance line and operates from a 2.5V or 3.3V supply according to the available distributor data. A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals into one device. The STM32F103VFT7 belongs to the STM32 family of 32-bit microcontrollers and uses the ARM Cortex-M3 RISC core. Within the product hierarchy, it is an embedded microcontroller, embedded processor, and programmable control IC designed for compact systems requiring substantial local program storage and real-time control capability. The principal specifications visible in the verified product information are a 72MHz operating frequency, 768KB Flash memory, 32-bit architecture, and 100-pin LQFP construction. The 768KB Flash capacity is useful for firmware, bootloader code, configuration data, and application logic in industrial controllers, motor-control systems, communications equipment, and data-acquisition products. Its XL-density designation identifies a relatively high-memory member of the STM32F103 performance line. The STM32F1 architecture combines a high-performance Cortex-M3 processor with integrated embedded memory and a broad set of microcontroller peripherals. A 72MHz clock gives designers additional timing margin for interrupt handling, communication protocols, and control loops compared with slower general-purpose embedded controllers. The 100-pin LQFP package provides a comparatively high pin count for designs that need access to numerous I/O functions, although the complete pin assignment is not reproduced because a verified full pinout was not included in the supplied sources. Typical applications include industrial automation modules, brushless motor controllers, CAN or serial communication equipment, data loggers, and embedded instrumentation. In these systems, the MCU can execute real-time control software while storing application code and working data locally. The 768KB Flash capacity also makes the device suitable for gateways that require protocol stacks, update mechanisms, and condition-monitoring logic on one controller. Designers should treat the 2.5V or 3.3V supply requirement as central to board planning and verify every external interface voltage against the manufacturer data. Decoupling, clock configuration, boot mode, reset, and programming access must follow the STM32F103 hardware guidance. A complete migration should also account for peripheral differences, firmware startup behavior, and any alternative part's clock or flash-wait-state characteristics before production use. This page consolidates verified distributor specifications, manufacturer document access, package information, practical application guidance, and qualified drop-in comparisons. It also distinguishes basic pin compatibility from a production-ready replacement by calling out memory and clock differences that must be reviewed before schematic reuse or firmware deployment.

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STM32F103VGT6

STM32F103VGT6 - 72MHz Cortex-M3 1MB MCU | STMicroelectronics

The STMicroelectronics STM32F103VGT6 is a 32-bit ARM Cortex-M3 microcontroller operating at 72 MHz, with 1 MB of flash memory and USB and CAN connectivity, housed in a 100-LQFP 14 mm x 14 mm package. It belongs to the STM32F1 performance-line microcontroller family and combines a high-speed processor core with embedded memory and communication peripherals in one surface-mount device. A microcontroller is a programmable system-on-chip that integrates a CPU core, flash memory, RAM, peripheral interfaces, and I/O in a single package. The STM32F103 family is positioned within the hierarchy of 32-bit microcontroller, ARM Cortex-M microcontroller, embedded control MCU, and semiconductor. Its USB and CAN interfaces make it suitable for connected embedded equipment, while the 1 MB flash configuration provides useful code and data storage for firmware, configuration, and protocol handling. Key verified features include a 72 MHz maximum clock, 1 MB of 1M x 8 flash memory, a 32-bit ARM Cortex-M3 core, USB and CAN support, and a compact 100-LQFP package. The flash density distinguishes this device from lower-density STM32F103 variants and provides additional room for embedded applications. The listed package also offers a relatively large pin count for systems requiring numerous digital, analog, communications, and debug connections. The STM32F103VGT6 belongs to STMicroelectronics' STM32F1 series and uses the Cortex-M3 instruction set architecture. Its 72 MHz operating frequency provides the timing headroom expected from the F1 performance line. Because the device integrates USB and CAN in the same MCU, an embedded product can consolidate communications functions that might otherwise require separate interface hardware, subject to firmware, electrical, and protocol validation. Typical applications include industrial controllers, USB-connected data acquisition equipment, CAN-based industrial nodes, motor-control systems, and communication modules. Its 1 MB flash capacity is particularly useful where application firmware, bootloader code, data logs, calibration parameters, and communication stacks must coexist in external nonvolatile memory. Designers should confirm the complete pin assignment, electrical limits, ADC characteristics, clock tree, and peripheral configuration in the official STMicroelectronics datasheet before layout release. PCB design must also preserve the package-specific land pattern and provide the required decoupling, clock, reset, and exposed-power connections specified for this device. This page consolidates the verified distributor specifications, current sourcing information, package details, cross-reference evidence, and practical selection considerations for the STM32F103VGT6. It also distinguishes a documented pin-compatible cross-brand option from unsupported lower-density or differently packaged alternatives, helping engineers make sourcing decisions without confusing electrical similarity with a genuine drop-in replacement.

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STM32F103VGT6J

STM32F103VGT6J - 72MHz Cortex-M3 1MB MCU | STMicroelectronics

STMicroelectronics STM32F103VGT6J is a 32-bit ARM Cortex-M3 microcontroller with a 72 MHz maximum clock frequency, 1 MB of Flash memory, and a 100-pin LQFP package measuring 14 x 14 mm. It operates from a 3.3 V supply and belongs to the STM32F1 series of embedded microcontrollers, providing USB and CAN connectivity for motor-control and communication-oriented equipment. A microcontroller is an integrated circuit that combines a processor core, program memory, data memory, peripherals, and communication interfaces on one semiconductor device. In the product hierarchy, the STM32F103VGT6J is a 32-bit MCU based on the ARM Cortex-M3 core, forming part of the broader embedded-control and semiconductor category. Its combination of 1 MB Flash, USB, CAN, and numerous GPIO pins makes it suitable for compact control systems that require substantial firmware storage and wired network connectivity. Key features include a 72 MHz Cortex-M3 processor, 1 MB organized as 1M x 8 bits, a 3.3 V operating supply, and a 100-LQFP surface-mount package. The large pin count provides extensive peripheral access and practical board-space flexibility compared with smaller 32-pin and 48-pin devices. USB and CAN support are especially relevant to control panels, motor controllers, USB-to-serial equipment, industrial interfaces, and embedded gateways. The STM32F103 architecture combines a 32-bit ARM Cortex-M3 core with integrated Flash and SRAM resources and a broad peripheral set. A 72 MHz clock allows software-driven control loops, communications handling, and human-interface functions to execute on one device. The J ordering suffix identifies this specific STMicroelectronics ordering configuration, while the 100-LQFP outline supports conventional PCB assembly and inspection. Typical applications include industrial automation modules, USB-connected control boards, CAN-based motor controllers, data-acquisition systems, and compact embedded instruments. Its 1 MB Flash capacity accommodates bootloader logic, application firmware, communication stacks, and configuration data, while USB and CAN reduce the need for separate interface devices when those buses are required. Designers should verify the exact pin multiplexing, power requirements, clock configuration, decoupling, and exposed programming interfaces against the manufacturer datasheet before layout release. Because a 100-pin package exposes many signals, careful assignment of communications, timers, analog inputs, and debug functions is essential to avoid pin conflicts and provide test-point access. This page combines verified distributor specifications, documented cross-reference information, pricing references, and practical design guidance to support component selection. It also distinguishes same-family STMicroelectronics variants from a cross-brand candidate so engineers can review memory, clock, temperature-grade, and firmware implications before considering a drop-in substitution.

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STM32F103VGT6TR

STM32F103VGT6TR - 72MHz Cortex-M3 MCU | STMicroelectronics

STMicroelectronics STM32F103VGT6TR is a 32-bit ARM Cortex-M3 microcontroller with a 72 MHz maximum CPU frequency, 1 MB of Flash memory, 96 KB of SRAM, and a 100-pin LQFP package measuring 14 x 14 mm. It belongs to the STM32F1 series and combines embedded control, communications, analog conversion, and motor-control capabilities in one device. A microcontroller, or MCU, is a compact computer designed around a processor core, program memory, data memory, peripherals, and I/O ports. The STM32F103 architecture sits within the hierarchy of ARM Cortex-M3 embedded processor, 32-bit microcontroller, and embedded systems controller. Its role is to execute firmware, acquire sensor data, control actuators, and manage communication links in industrial, consumer, and communications equipment. Principal features include a 72 MHz Cortex-M3 core, 1 MB of Flash, 96 KB of SRAM, 37 I/O ports, and USB, CAN, and LIN connectivity. The 2 V to 3.6 V operating range supports conventional 3.3 V systems. The 100-LQFP package provides enough I/O and perimeter pins for motor drives, motion control, communications modules, and embedded control boards while supporting a conventional surface-mount assembly process. The STM32F103VGT6TR combines general-purpose application processing with dedicated peripheral resources. Its 32-bit core and 72 MHz clock provide useful computational headroom for protocol handling, digital control loops, and supervisory logic. The 1 MB Flash capacity supports larger embedded applications and boot code, while the SRAM accommodates working state, communications buffers, and real-time control data. USB, CAN, and LIN interfaces reduce the need for separate communication controllers. Typical uses include CAN-connected industrial controllers, USB data-acquisition equipment, stepper and BLDC motor-control systems, networking modules, and compact control platforms. The 37 I/O ports make the device practical for digital interfaces, status indicators, sensors, and actuator drivers. For designs using the CAN, LIN, or USB peripherals, firmware validation remains important because timing, interrupt behavior, and peripheral configuration determine real-world performance. A key design consideration is power and signal integrity at the 100-pin LQFP perimeter. Place decoupling capacitors near the supply pins, route sensitive inputs away from switching nodes, and verify the oscillator, reset, and boot configuration network against the manufacturer reference schematic. The 2 V to 3.6 V supply range requires components and external interfaces that tolerate the selected operating voltage. This page combines the exact STM32F103VGT6TR ordering characteristics, package and memory details, pin-compatible alternatives, application guidance, and PCB design considerations. It supports faster engineering evaluation by making the key differences among same-family and cross-brand replacements visible before a PCB or firmware change is committed.

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STM32F103VGT7

STM32F103VGT7 - 72MHz Cortex-M3 MCU 1MB Flash 100-LQFP | ST

The STMicroelectronics STM32F103VGT7 is a 32-bit ARM Cortex-M3 microcontroller from ST's XL-density performance line of the STM32F1 family, operating at up to 72 MHz with 1 MB of embedded Flash and 96 KB of SRAM, housed in a 100-pin LQFP (14x14 mm) package. The device integrates high-speed embedded memories and an extensive set of enhanced I/O peripherals, including USB full-speed, CAN 2.0B, three SPIs, two I2S, two I2C, three USARTs, an SDIO interface and a 12-bit ADC with up to 1 MSPS sampling on multiple channels. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory and programmable I/O peripherals onto one die. Within the broader IC taxonomy, an MCU belongs to the microprocessor IC family, which sits above microcontrollers but below microprocessors in computational capability. The Cortex-M3 core inside this STM32 belongs to ARM's Cortex-M profile, designed for deterministic real-time embedded workloads; the Cortex-M3 line is one rung below Cortex-M4 in DSP capability and one rung above Cortex-M0+ in raw compute throughput. Key features of the STM32F103VGT7 include a 72 MHz maximum CPU clock with single-cycle multiply, two 12-bit ADCs (1 µs conversion), seven general-purpose 16-bit timers plus one PWM timer for motor control, three USARTs, two UARTs, two SPIs and one I2C, an FS-USB device, a CAN 2.0B interface, an SDIO interface, an FSMC for external memory, 80 GPIO lines and a -40 °C to +105 °C operating range. The XL-density die provides the largest Flash and SRAM footprint of the STM32F1 series, enabling sophisticated firmware with rich connectivity stacks. The architecture pairs a Harvard-bus Cortex-M3 with a multi-AHB bus matrix that lets CPU, DMA and peripherals operate concurrently with deterministic bus latency. The 72 MHz core drives a 1.25 DMIPS/MHz figure (1.25 DMIPS/MHz), yielding 90 DMIPS total performance. The chip supports JTAG and SWD debug, an embedded Cortex-M3 trace macrocell (ETM), and boundary-scan for production test. Typical uses include motor drives (BLDC, stepper), USB HID/COM bridges, industrial PLCs, CNC controllers, CNC and 3D-printer mainboards, data-acquisition modules, CAN-bus nodes, RFID readers and point-of-sale terminals. Designers favor the part for its mature firmware ecosystem (HAL, LL, StdPeriph), reference schematics and broad ST Nucleo board support. When laying out, place the VDD/VSS/VBAT/VDDA pins with 100 nF decoupling within 3 mm of each power pin, plus a 1 µF bulk on VDDA; keep the HSE crystal traces short and guarded to avoid EMI on USB. Make sure the BOOT0 strap on the part is hardware-defaulted for Flash boot when designing for field upgrades. This page consolidates distributor pricing (as of 2026-10-21), pin-to-pin same-brand and cross-brand drop-in alternatives (GD32F103 series) and practical design notes not found in the manufacturer datasheet.

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STM32F103VFT6 - 72MHz ARM Cortex-M3 768KB MCU | STMicroelectronics

STM32F103VFT6TR - 72MHz ARM Cortex-M3 768KB MCU | STMicroelectronics (Tape & Reel)

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STM32F103VGT7 - 72MHz Cortex-M3 MCU 1MB Flash 100-LQFP | ST