Mikrocontroller

Produkte (18172)

STM32F030R8T6TR - 64KB Flash ARM Cortex-M0 48MHz MCU | STMicroelectronics (Tape & Reel)
STM32F030R8T6TR

STM32F030R8T6TR - 64KB Flash ARM Cortex-M0 48MHz MCU | STMicroelectronics (Tape & Reel)

The STMicroelectronics STM32F030R8T6TR is a 32-bit ARM Cortex-M0 value-line microcontroller from the STM32F0 series, integrating 64KB of Flash memory and 8KB of SRAM in a 64-pin LQFP package rated for industrial temperature operation. It runs at a maximum core frequency of 48 MHz, supports a 2.4V to 3.6V supply voltage, and exposes 51 GPIO pins for flexible peripheral expansion in cost-sensitive embedded designs. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit that combines a processor core, volatile and non-volatile memory, and programmable I/O peripherals on a single silicon die. The STM32F030R8T6TR belongs to the broader STM32 family of 32-bit ARM Cortex-M microcontrollers, with its Cortex-M0 core positioning it in the entry-level, low-power tier that targets cost-sensitive applications replacing 8-bit/16-bit legacy MCUs. Key features include 64KB of Flash, 8KB of SRAM, an integrated 12-bit ADC with up to 16 channels, a 12-bit DAC, multiple 16-bit and 32-bit timers, two I2C, two SPI, and up to five USART interfaces, plus a hardware CRC calculation unit. The 64-pin LQFP package supports surface-mount assembly and provides generous analog and digital I/O for mixed-signal embedded boards. Architecturally, the device uses a 32-bit ARM Cortex-M0 core with single-cycle I/O access, achieving 0.9 DMIPS/MHz and supporting Thumb-2 instruction subsets for compact code density. Built-in peripherals include a real-time clock (RTC), DMA controller, and power-on reset/power-down reset (POR/PDR), with multiple low-power modes to extend battery runtime. The integrated 8 MHz HSI oscillator is factory-trimmed to within 1 percent accuracy, reducing the bill of materials for cost-driven designs. Typical applications include industrial control, consumer electronics, IoT edge nodes, home automation, motor control, and sensor interfaces. The wide peripheral set, small package, and low cost make it well suited to high-volume products where deterministic real-time response is required. When designing with this MCU, provide decoupling capacitors on every VDD pin (100 nF ceramic + 4.7 uF bulk), use the SWD interface for in-system programming and on-chip debug, and verify that the external crystal load capacitance matches the oscillator specification when an HSE source is required. This page synthesizes distributor pricing, drop-in package-compatible alternatives, and practical design notes beyond what the ST datasheet provides, delivering a consolidated reference for engineers evaluating the STM32F030R8T6TR.

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STM32F030RCT6 - 256KB Flash ARM Cortex-M0 MCU | STMicroelectronics
STM32F030RCT6

STM32F030RCT6 - 256KB Flash ARM Cortex-M0 MCU | STMicroelectronics

The STM32F030RCT6 is a 32-bit ARM Cortex-M0 microcontroller from STMicroelectronics, featuring a 48 MHz CPU, 256 KB of Flash memory, and 32 KB of SRAM in an LQFP-64 package. It operates from a 2.4V to 3.6V supply and offers a rich set of peripherals including multiple USARTs, SPIs, I2Cs, ADCs, timers, and GPIOs. Data verified as of 2026-08-05. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory (Flash and SRAM), and programmable input/output peripherals on a single chip. The STM32F030RCT6 belongs to the STM32F0 series, which is part of the broader STM32 family of 32-bit ARM Cortex-M microcontrollers. This hierarchy places it within the embedded processing domain, where it serves as the central control unit for applications ranging from industrial automation to consumer electronics. Key features include a 48 MHz ARM Cortex-M0 core, 256 KB Flash, 32 KB SRAM, and a comprehensive set of peripherals: 5 USARTs, 2 SPIs, 2 I2Cs, 1 12-bit ADC with up to 16 channels, 8 timers, and up to 51 GPIOs. The device supports a wide operating temperature range of -40°C to +85°C and is available in an LQFP-64 package, making it suitable for space-constrained designs. Technically, the STM32F030RCT6 is built on a 90nm process technology, offering a balance of performance and power efficiency. The ARM Cortex-M0 core is a low-power, high-efficiency processor designed for cost-sensitive applications. The device includes a nested vectored interrupt controller (NVIC), a SysTick timer, and a memory protection unit (MPU) for enhanced reliability. It also features a 12-bit ADC with hardware oversampling, enabling high-resolution analog measurements. Typical applications include industrial control systems, motor control, consumer electronics, IoT devices, and home automation. The rich peripheral set and large Flash memory make it ideal for applications requiring complex firmware and multiple communication interfaces. For example, in an industrial sensor node, the STM32F030RCT6 can interface with sensors via I2C or SPI, process data, and communicate over USART or CAN. When designing with this device, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin. The VDDA pin should be connected to a clean analog supply, and the VREF+ pin should be decoupled with a 1uF capacitor for accurate ADC conversions. The BOOT0 pin must be configured correctly to select the boot mode, and the NRST pin should have an external pull-up resistor and a 100nF capacitor for reliable reset. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet, providing a comprehensive resource for engineers evaluating the STM32F030RCT6 for their next design.

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STM32F030RCT6TR - 256KB Flash ARM Cortex-M0 MCU | STMicroelectronics (Tape & Reel)
STM32F030RCT6TR

STM32F030RCT6TR - 256KB Flash ARM Cortex-M0 MCU | STMicroelectronics (Tape & Reel)

The STM32F030RCT6TR is a 32-bit ARM Cortex-M0 microcontroller from STMicroelectronics, featuring a 48 MHz CPU, 256 KB of Flash memory, and 32 KB of SRAM in an LQFP-64 package. It operates from a 2.4V to 3.6V supply and offers a rich set of peripherals including multiple USARTs, SPIs, I2Cs, ADCs, timers, and GPIOs. Data verified as of 2026-08-05. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory (Flash and SRAM), and programmable input/output peripherals on a single chip. The STM32F030RCT6TR belongs to the STM32F0 series, which is part of the broader STM32 family of 32-bit ARM Cortex-M microcontrollers. This hierarchy places it within the embedded processing domain, where it serves as the central control unit for applications ranging from industrial automation to consumer electronics. Key features include a 48 MHz ARM Cortex-M0 core, 256 KB Flash, 32 KB SRAM, and a comprehensive set of peripherals: 5 USARTs, 2 SPIs, 2 I2Cs, 1 12-bit ADC with up to 16 channels, 8 timers, and up to 51 GPIOs. The device supports a wide operating temperature range of -40°C to +85°C and is available in an LQFP-64 package, making it suitable for space-constrained designs. Technically, the STM32F030RCT6TR is built on a 90nm process technology, offering a balance of performance and power efficiency. The ARM Cortex-M0 core is a low-power, high-efficiency processor designed for cost-sensitive applications. The device includes a nested vectored interrupt controller (NVIC), a SysTick timer, and a memory protection unit (MPU) for enhanced reliability. It also features a 12-bit ADC with hardware oversampling, enabling high-resolution analog measurements. Typical applications include industrial control systems, motor control, consumer electronics, IoT devices, and home automation. The rich peripheral set and large Flash memory make it ideal for applications requiring complex firmware and multiple communication interfaces. For example, in an industrial sensor node, the STM32F030RCT6TR can interface with sensors via I2C or SPI, process data, and communicate over USART or CAN. When designing with this device, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin. The VDDA pin should be connected to a clean analog supply, and the VREF+ pin should be decoupled with a 1uF capacitor for accurate ADC conversions. The BOOT0 pin must be configured correctly to select the boot mode, and the NRST pin should have an external pull-up resistor and a 100nF capacitor for reliable reset. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet, providing a comprehensive resource for engineers evaluating the STM32F030RCT6TR for their next design.

USD $2,25 Auf Lager
STM32F031G4U6 - 48MHz Cortex-M0 MCU 16KB Flash | STMicroelectronics
STM32F031G4U6

STM32F031G4U6 - 48MHz Cortex-M0 MCU 16KB Flash | STMicroelectronics

The STMicroelectronics STM32F031G4U6 is an ARM Cortex-M0 32-bit RISC microcontroller operating at up to 48 MHz, integrating 16 KB of Flash memory and 4 KB of SRAM in a 28-pin UFQFPN (4x4 mm) package. The device operates from a 2.0 V to 3.6 V supply, supporting both 2.5 V and 3.3 V typical rails used by sensor, motor, and human-machine-interface (HMI) designs. The suffix "U6" denotes the UFQFPN-28 tape-and-reel packaging option qualified for industrial -40 °C to +85 °C operation. A microcontroller (MCU) is a single-chip processor that integrates a CPU core, program memory (Flash), data memory (SRAM), and peripheral interfaces such as timers, communication controllers, and analog blocks. Within the broader semiconductor taxonomy, an MCU belongs to the microcontroller family, which sits inside the integrated-circuit (IC) hierarchy and the embedded-computing product domain. Cortex-M0 is ARM's smallest and most energy-efficient core, designed for deterministic real-time control with a minimal instruction set and ultra-low gate count. Key specifications include a 12-bit ADC with up to 10 external channels, a 16-bit advanced-control timer for motor driving, multiple 16-bit and 32-bit general-purpose timers, communication interfaces (I2C, SPI, USART), an integrated voltage reference, brown-out reset (BOR), and a watchdog timer. The UFQFPN-28 footprint exposes 23 GPIO and embeds a 1-channel DMA controller for offloading data moves from the core, improving determinism in interrupt-driven loops. The architecture uses a single AHB-Lite bus matrix connecting the Cortex-M0 core, Flash, SRAM, and peripherals. The advanced-control timer supports complementary PWM outputs with dead-time insertion and an emergency stop input, making the part well-suited for brushless-DC (BLDC) and permanent-magnet synchronous motor (PMSM) commutation. The 12-bit ADC achieves a 1 µs conversion time and supports hardware oversampling to reach 16-bit effective resolution when required. Typical applications include BLDC and stepper motor control (small fans, pumps, e-bike throttles), sensor nodes and home-automation bridges, low-cost HMI panels and e-metering front-ends, industrial 24 V→3 V signal-conditioning modules, and consumer appliances requiring low pin-count, deterministic control. The wide 2.0–3.6 V range supports direct connection to a single Li-ion cell or to a regulated 3.3 V LDO downstream of a 5 V or 12 V bus. When designing with this MCU, plan the decoupling network (100 nF + 4.7 µF close to VDD pins) and ensure NRST is pulled up with the recommended 10 kΩ and a 100 nF capacitor for noisy industrial enclosures. The BOOT0 pin must be tied to GND through a 10 kΩ resistor on production boards to lock the part into main-Flash boot; floating BOOT0 is a common field-failure cause.

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STM32F031K6U6 - 48MHz Cortex-M0 MCU 32KB Flash | STMicroelectronics
STM32F031K6U6

STM32F031K6U6 - 48MHz Cortex-M0 MCU 32KB Flash | STMicroelectronics

The STM32F031K6U6 is a 32-bit entry-level microcontroller from STMicroelectronics based on the ARM Cortex-M0 core, operating at up to 48 MHz with 32 KB of Flash memory and 4 KB of SRAM in a compact 32-pin UFQFPN (5x5 mm) package with exposed pad. A microcontroller (MCU) is a single-chip embedded processor combining a CPU core, memory, and programmable peripherals. The STM32F031K6U6 belongs to the STM32F0 entry-level family within the STM32 MCU ecosystem, positioned as a migration path from 8-bit and 16-bit MCUs to 32-bit ARM performance. It shares tooling, HAL libraries, and STM32CubeMX configuration software with the wider STM32 portfolio, simplifying future upgrades. Key features include a 12-bit ADC with up to 13 channels, 9 timers, and standard communication interfaces: one I2C, one SPI/I2S, and one USART. The device operates from a 2.0V to 3.6V single supply with integrated POR/PDR reset, and offers a CRC calculation unit and DMA controller for data movement without CPU intervention. Real-time performance is supported by a nested vectored interrupt controller (NVIC) and single-cycle multiplier. The Cortex-M0 architecture executes Thumb instruction sets with deterministic interrupt latency, making the device suitable for real-time control loops. The UFQFPN-32 (QFN family) surface-mount package provides a small 5x5 mm footprint with an exposed thermal pad for grounding, ideal for space-constrained boards. Operating temperature spans -40C to +85C for industrial reliability. Typical applications include industrial control, consumer appliances, IoT sensor nodes, small motor control, and power-management subsystems, where low cost, low power consumption, and adequate peripheral integration matter most. Design tip: decouple VDD pins with 100nF ceramics plus a bulk capacitor, feed VDDA from a clean analog supply to preserve ADC accuracy, and keep NRST properly filtered per the ST datasheet layout guidelines for EMI-robust designs.

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STM32F042K6T6 - 48MHz Cortex-M0 MCU 32KB Flash USB | STMicroelectronics
STM32F042K6T6

STM32F042K6T6 - 48MHz Cortex-M0 MCU 32KB Flash USB | STMicroelectronics

The STMicroelectronics STM32F042K6T6 is a 32-bit ARM Cortex-M0 microcontroller running at up to 48 MHz, integrating 32 KB of Flash memory and 6 KB of SRAM in a 32-pin LQFP (7x7 mm) package. It targets USB-enabled mainstream embedded designs requiring a low pin count, USB 2.0 Full-Speed Device with on-chip PHY, CAN 2.0B interface, and a rich set of peripherals including timers, ADC, comparators, and communication interfaces. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and peripheral interfaces. Within the broader taxonomy, the STM32F042K6T6 sits at the intersection of embedded processor -> ARM Cortex-M0 core -> 32-bit RISC MCU -> mainstream connectivity line MCU. The Cortex-M0 architecture uses the Thumb/Thumb-2 instruction set and is designed for deterministic, low-power real-time control, making the F042 series ideal for USB Type-C accessories, human-interface devices, and small-form-factor sensor nodes. Key features include 32 KB Flash with read-while-write support, 6 KB SRAM with hardware parity, a 12-bit 1 Msps ADC with up to 13 external channels, two 16-bit timers, one 32-bit timer, an independent watchdog, a real-time clock, and a USB 2.0 Full-Speed Device interface with integrated PHY that eliminates the need for an external USB transceiver. The device operates from 2.0V to 3.6V and supports both 2.5V and 3.3V application rails, with multiple low-power modes (Sleep, Stop, Standby) suited to battery-powered products. Architecturally, the STM32F042K6T6 leverages ST's 90 nm embedded Flash process and the Cortex-M0 v6-M core with single-cycle multiplier, achieving 0.93 DMIPS/MHz. The integrated 4-16 MHz HSI oscillator with PLL, plus a 32 kHz LSI for the RTC, allow bill-of-material reduction by removing the external crystal in non-USB applications. The CAN 2.0B interface, combined with USB, makes this part uniquely positioned among Cortex-M0 devices for industrial control and automotive body networks. Typical applications include USB HID peripherals (keyboards, mice, custom HID), USB-to-UART bridges, USB-C audio accessories, CAN node endpoints in industrial networks, small motor control boards, smart-home sensor hubs, and USB-charged IoT endpoints. The 32-pin LQFP footprint is breadboard-friendly and supports hand-rework prototypes while remaining suitable for high-volume SMT assembly. Design consideration: because USB DP/DM pins are bonded to specific GPIO pins (PA11/PA12), designers must avoid remapping these to alternate functions when the USB peripheral is enabled. The integrated pull-up resistor on the DP line is software-controlled, simplifying bus-powered designs. For CAN applications, an external transceiver (e.g., SN65HVD230) is still required because the F042 provides only the protocol controller. This page synthesizes distributor pricing, drop-in same-package alternatives, and design considerations not found in a single datasheet excerpt.

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STM32F051K8T6 - 48MHz Cortex-M0 MCU 64KB Flash | STMicroelectronics
STM32F051K8T6

STM32F051K8T6 - 48MHz Cortex-M0 MCU 64KB Flash | STMicroelectronics

The STMicroelectronics STM32F051K8T6 is an entry-level 32-bit ARM Cortex-M0 microcontroller from the STM32F0 access line, integrating 64 KB of Flash, 8 KB of SRAM and operating at up to 48 MHz, housed in a 32-pin LQFP (7x7 mm) package. It targets cost-sensitive embedded designs that require the Cortex-M0 instruction set, low power, and a rich set of peripherals in a small footprint. A microcontroller (MCU) is a single-chip computer containing a processor core, program memory, data memory and programmable I/O peripherals. The Cortex-M0 is the most area-optimized member of the ARM Cortex-M family and implements the Thumb/Thumb-2 instruction set, providing deterministic interrupt latency and full binary upward compatibility with higher-end Cortex-M3/M4 parts. STM32F0 MCUs sit in STMicroelectronics' mainstream 32-bit lineup (STM32F0 -> STM32 -> 32-bit MCU -> microcontroller -> semiconductor), serving as a bridge between 8-bit AVR/PIC devices and higher-performance Cortex-M3/M4 families. Key features of the STM32F051K8T6 include: 48 MHz maximum core frequency, 64 KB Flash with hardware single-cycle prefetch, 8 KB SRAM, a 1.2 V internal voltage regulator, multiple low-power modes (Sleep, Stop, Standby), and a fast 12-bit ADC (1 MSPS) with up to 16 channels. Communication peripherals include one I2C, two SPI/second-generation I2S, three USART (one with auto baud, one with modem control), and USB 2.0 full-speed support via the integrated USB-PHY on select device variants. An 8-bit/16-bit timer array, six 16-bit timers, and a 32-bit timer provide flexible PWM, capture/compare and motor-control capability. The architecture uses a von-Neumann bus matrix with separate Flash and SRAM buses, allowing zero-wait-state execution from Flash at 48 MHz when prefetch is enabled. An ultra-low-power RTC, brown-out reset, two watchdogs and a 96-bit unique ID round out the system-level features, all accessible through the standard Cortex-M0 Nested Vectored Interrupt Controller (NVIC). Typical applications include USB peripherals, sensor hubs, low-cost motor control (small BLDC drivers), home appliances, lighting controllers, smart-meter peripherals, battery chargers, wearable devices, and small-completion or industrial control. The integrated USB, multiple timers and ADC channels make it a strong fit for plug-and-play HID peripherals and brushed/brushless DC drive stages. Design considerations: connect the NRST pin to a 100 nF capacitor + 10 kΩ pull-up for clean reset; place a 100 nF decoupling cap on each VDD pin and a 4.7 µF bulk cap near the regulator output; route the HSE/LSE crystal traces short and guard the analog AVDD pin with a ferrite bead if the ADC is used for precise measurements. This page synthesises distributor pricing, drop-in alternatives and practical design notes not found in the manufacturer datasheet, and is maintained against the ST RM0376 reference manual.

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STM32F051R8T6 - 48MHz Cortex-M0 MCU, 64KB Flash | ST
STM32F051R8T6

STM32F051R8T6 - 48MHz Cortex-M0 MCU, 64KB Flash | ST

The STMicroelectronics STM32F051R8T6 is a 32-bit ARM Cortex-M0 microcontroller operating at up to 48 MHz with 64 KB of embedded Flash memory and 8 KB of SRAM, housed in a 64-pin LQFP surface-mount package. A microcontroller (MCU) integrates a processor core, non-volatile memory, SRAM, and a rich set of peripherals onto a single silicon die, forming the lowest tier of the computing hierarchy: transistor -> logic gate -> processor core -> microcontroller -> embedded system. Within STMicroelectronics' portfolio, the STM32F0 entry-level series sits below the mainstream STM32F1/F4 families and provides Cortex-M0 cost efficiency while retaining STM32 tooling, peripheral architecture, and software ecosystem compatibility. Key features of the STM32F051R8T6 include 11 timers covering basic, general-purpose, and advanced (motor-control) functions, a 12-bit 1 Msps ADC, a 12-bit DAC, up to 55 GPIO lines, and communication interfaces spanning USART, SPI, I2C, and CEC. A CRC calculation unit, programmable watchdogs, and POR/PDR reset circuitry improve design robustness. Supply voltage spans 2.0V to 3.6V, simplifying integration into battery- and USB-adjacent designs. Technically, the Cortex-M0 core executes Thumb instruction subset code with a 32-bit datapath and a nested vectored interrupt controller (NVIC) delivering deterministic low-latency interrupts. The embedded Flash supports in-system programming via USART, while the flexible clock tree accepts an internal 8 MHz HSI or external crystal sources up to 48 MHz system frequency. Typical applications include industrial automation sensors and actuators, consumer appliances, motor control with the advanced timers, IoT sensor nodes, and system auxiliary control functions. Designers should budget SRAM carefully: 8 KB is ample for bare-metal control loops but limits large buffers or complex stacks; enable hardware CRC and DMA offload to free CPU cycles. This page adds value beyond the manufacturer datasheet by consolidating verified distributor specifications, drop-in alternatives, cross-brand substitution guidance, and practical design notes for the STM32F051R8T6.

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STM32F070CBT6 - ARM Cortex-M0 MCU 128KB Flash | STMicroelectronics
STM32F070CBT6

STM32F070CBT6 - ARM Cortex-M0 MCU 128KB Flash | STMicroelectronics

The STMicroelectronics STM32F070CBT6 is a 32-bit ARM Cortex-M0 microcontroller from the STM32F0 series, offering 128KB of Flash memory and 16KB of SRAM in a 48-pin LQFP package. It operates at a core frequency of up to 48 MHz and supports a supply voltage range of 2.4V to 3.6V. Data verified as of 2026-08-05. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It integrates a processor core, memory (Flash and SRAM), and programmable input/output peripherals on a single chip. The STM32F070CBT6 belongs to the STM32F0 series, which is part of the broader STM32 family of 32-bit ARM Cortex-M microcontrollers. This hierarchy places it within the ARM Cortex-M0 category, a low-power, entry-level core optimized for cost-sensitive applications. Key features include a 12-bit ADC with up to 16 channels, multiple communication interfaces (I2C, SPI, USART), and a variety of timers including advanced-control timers. The device also includes a DMA controller, an RTC, and a CRC calculation unit. The LQFP-48 package provides a compact footprint suitable for space-constrained designs while offering sufficient I/O pins for peripheral connectivity. The STM32F070CBT6 is built on a 32-bit ARM Cortex-M0 core with a Harvard architecture, achieving 1.25 DMIPS/MHz. It includes a nested vectored interrupt controller (NVIC) for efficient interrupt handling and supports both low-power modes (Sleep, Stop, Standby) to optimize energy consumption. The device is designed for a wide range of embedded applications requiring a balance of performance, power efficiency, and cost. Typical applications include industrial control systems, consumer electronics, IoT devices, and home automation. Its rich peripheral set and low-power capabilities make it suitable for sensor interfacing, motor control, and communication protocols. The wide operating temperature range (-40°C to +85°C) ensures reliability in harsh environments. When designing with this MCU, ensure proper decoupling of the power supply pins and consider the use of an external crystal for accurate timing. The device supports in-circuit programming and debugging via SWD, facilitating firmware development and updates. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the STMicroelectronics datasheet, providing engineers with a comprehensive resource for selection and implementation.

USD $1,57 Auf Lager
STM32F071CBT7 - 48MHz Cortex-M0 MCU, 128KB Flash | STMicroelectronics
STM32F071CBT7

STM32F071CBT7 - 48MHz Cortex-M0 MCU, 128KB Flash | STMicroelectronics

The STMicroelectronics STM32F071CBT7 is an Arm Cortex-M0 32-bit RISC microcontroller operating at up to 48 MHz, integrating 128 KB of Flash memory and 16 KB of SRAM with hardware parity in a 48-pin LQFP (7x7 mm) package. It is part of the STM32F0 "Access Line" mainstream family and includes a Consumer Electronics Control (CEC) peripheral alongside 12-bit ADC, 12-bit DAC, and 12 timers, all within a 2.0V-3.6V digital supply range. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash for code and SRAM for data), digital peripherals (timers, communication interfaces, GPIO) and analog peripherals (ADC, DAC, comparators) onto one silicon die. The Arm Cortex-M0 is the smallest and most energy-efficient member of the Cortex-M family, designed for deterministic real-time control at low cost and low active current; it implements the Thumb-2 instruction subset and the NVIC (Nested Vectored Interrupt Controller). Within the broader taxonomy, the STM32F071 sits below Cortex-M3/M4/M7 parts in processing performance, but above 8-bit MCUs (8051, AVR, PIC16) in code density, debug tooling, and peripherals - making it the typical "mainstream" choice for cost-sensitive embedded designs. Key differentiating features include: hardware parity-checked SRAM for higher reliability in safety-relevant code, a 32-bit hardware CRC calculation unit (offloading software CRC loops), an integrated HDMI CEC controller for consumer-electronics interoperability, and a 5V-tolerant I/O structure that simplifies interfacing with legacy 5V logic. The 12-bit ADC and 12-bit DAC are 1 MSPS and 1 MSPS respectively, allowing mixed-signal control loops without external converters. Architecture: Cortex-M0 core with single-cycle multiplier, 3-stage pipeline, and SysTick timer; the bus matrix splits I-code, D-code, and system buses to allow parallel Flash fetch and SRAM access. Power management integrates a low-power Run, Sleep, Stop, and Standby modes with RTC retention, and a brown-out reset (BOR) plus a power-on reset (POR) supervisor. Typical applications include USB-CDC virtual COM ports (using the on-chip USB FS device PHY-less with external 1.5 k pull-up), home-appliance control panels, motor-control sub-modules, HDMI-CEC-equipped TV and set-top boxes, and low-cost sensor hubs. The package, 48-LQFP, is a hand-solderable and prototype-friendly footprint that integrates well into both production and hobby boards. Design consideration: the 7 suffixes (T7 = LQFP48 industrial temperature grade, tape-and-reel) require careful selection when migrating between similar STM32F0 part numbers - the operating temperature range, package, and shipping form all vary by suffix. Designers should verify that the target application does not exceed -40C to +85C industrial range. This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and design notes sourced from the STMicroelectronics datasheet (DS9826), which go beyond what the manufacturer PDF alone offers for procurement and second-sourcing decisions.

USD $2,95 Auf Lager
STM32F072C8T6 - 48MHz 64KB Cortex-M0 MCU | STMicroelectronics
STM32F072C8T6

STM32F072C8T6 - 48MHz 64KB Cortex-M0 MCU | STMicroelectronics

The STMicroelectronics STM32F072C8T6 is a 32-bit ARM Cortex-M0 microcontroller operating up to 48 MHz, with 64 KB of Flash memory and a 48-LQFP 7 x 7 mm package. It belongs to the STM32F0 microcontroller family and is positioned for compact USB, CAN, general embedded-control, and low-power embedded applications. The supplied distributor information identifies the device as a mainstream ARM Cortex-M0 MCU with USB and CAN connectivity. The STM32F0 family consists of entry-level 32-bit RISC microcontrollers intended to provide efficient control processing, integrated communications, analog peripherals, and flexible memory options in a small surface-mount package. This hierarchy places the STM32F072C8T6 within the broader category of embedded microcontrollers, where the device executes firmware, controls peripherals, and communicates with external hardware. Verified source data identifies a 48 MHz maximum CPU frequency, 64 KB of Flash, and a 48-LQFP package. The distributor descriptions also identify USB and CAN support as defining connectivity features. The 48-pin LQFP format provides a conventional leaded surface-mount footprint suitable for designs requiring accessible pins, compact board area, and straightforward assembly. Exact RAM size, voltage limits, peripheral details, and temperature limits are not supplied in the verified excerpts and are therefore not inferred here. Because the device is an ARM Cortex-M0 microcontroller, software development can use the STM32 family ecosystem and embedded C toolchains. The Cortex-M0 core provides a 32-bit RISC architecture, while the STM32F072x8/xB family description from STMicroelectronics emphasizes high-performance embedded control and integrated peripherals. Toolchain and exact peripheral assignments should be confirmed against the manufacturer datasheet and reference manual for the selected board design. Typical application areas include USB-connected control devices, CAN-connected industrial or automotive interface modules, compact sensor controllers, embedded instrumentation, and general-purpose 48 MHz embedded products. USB and CAN are especially relevant where a controller must combine local real-time processing with a standardized communications link. Designers should verify package pin assignments, power requirements, clock configuration, decoupling, and peripheral availability against the official STM32F072C8T6 documentation before layout release. The verified data confirms the 48-LQFP 7 x 7 mm package and 48 MHz Cortex-M0 performance, but does not provide a verified pinout, recommended capacitor values, or full electrical limits. This product record combines distributor availability information, manufacturer family positioning, interface requirements, package data, and practical selection guidance to support initial design decisions. It is intended to help engineers identify whether the STM32F072C8T6 matches the required microcontroller package, processing speed, Flash capacity, and USB/CAN feature set.

USD $5,44 Auf Lager
STM32F072RBT6 - 48MHz Cortex-M0 MCU, 128KB Flash, USB/CAN | ST
STM32F072RBT6

STM32F072RBT6 - 48MHz Cortex-M0 MCU, 128KB Flash, USB/CAN | ST

The STMicroelectronics STM32F072RBT6 is a 32-bit ARM Cortex-M0 mainstream microcontroller operating at up to 48 MHz, integrating 128 KB of embedded Flash and 16 KB of SRAM in a 64-pin LQFP (10x10 mm) surface-mount package. A microcontroller (MCU) is a single integrated circuit that combines a processor core, memory, and programmable peripherals on one die, sitting at the lowest level of the embedded-system hierarchy: MCU -> embedded processor -> computing system. The STM32F0 series is positioned inside ST's broader STM32 family of ARM-based 32-bit MCUs, targeting cost-sensitive mainstream designs that still require modern connectivity such as USB and CAN. Key specifications of the STM32F072RBT6 include a crystal-less USB 2.0 full-speed device interface, which eliminates the need for an external USB clock crystal and reduces bill-of-materials cost and PCB area, plus a CAN bus controller, HDMI-CEC hardware, and up to 51 general-purpose I/O pins in the 64-LQFP package, many of them 5V-tolerant for direct legacy interfacing. The device also embeds a 12-bit 1 Msps ADC, a 12-bit DAC, multiple 16-bit and 32-bit timers, USART, SPI, I2C, and support for low-power Sleep, Stop and Standby modes. Architecturally, the STM32F072RBT6 is built around the high-performance ARM Cortex-M0 32-bit RISC core with single-cycle I/O access, executing the Thumb-2 instruction set at up to 48 MHz (1.25 DMIPS/MHz). The internal bus matrix connects the core to Flash, SRAM, and peripherals via AHB and APB bridges, while the clock tree is driven by an internal 8 MHz RC and a 48 MHz RC that supports the USB clock domain directly, which is what enables crystal-less USB operation. Typical applications include USB device accessories (HID keyboards, game controllers, USB-C debug probes), CAN-based industrial nodes and automotive-adjacent peripherals, motor control and consumer appliances, and smart-home IoT endpoints where the combination of USB, CAN, and rich 5V-tolerant GPIO density all in a 64-LQFP fits a wide range of mainstream designs. When designing with this part, note that the crystal-less USB relies on the internal 48 MHz HSI48 clock, so compliance testing against USB-IF limits should be planned early; for designs needing tighter USB jitter, an external crystal can be tied to the OSC pins. Also, the 5V-tolerant I/Os are tolerant only when the related VDD is present - do not back-power unpowered banks. This page synthesizes distributor pricing context, drop-in alternative analysis, and practical design notes not found in the manufacturer datasheet, providing information gain for engineers comparing STM32F0 options against NXP LPC, GigaDevice GD32, and other Cortex-M0 mainstream MCUs.

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STM32F091RBT6 - 48MHz ARM Cortex-M0 MCU 128KB Flash LQFP-64
STM32F091RBT6

STM32F091RBT6 - 48MHz ARM Cortex-M0 MCU 128KB Flash LQFP-64

The STMicroelectronics STM32F091RBT6 is a 32-bit ARM Cortex-M0 microcontroller in the STM32F0 Access line, offering 128 KB Flash, 32 KB SRAM, and a 48 MHz CPU in a 64-pin LQFP (10x10 mm) package. It integrates CAN 2.0B, USB 2.0 Full-Speed (without internal PHY), a 12-bit ADC, a 12-bit DAC, and 12 timers, providing a rich set of peripherals for cost-sensitive embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, volatile and non-volatile memory, and programmable I/O peripherals. The STM32F0 family positions itself as the entry point to ST's Cortex-M0 portfolio, optimized for 8/16-bit replacement by delivering higher performance (48 MHz, 38 DMIPS) at comparable or lower system cost. Within the STM32 taxonomy, the STM32F0 sits below the Cortex-M3/M4 STM32F1/F3 lines and the Cortex-M4/M7 STM32F4 lines; it shares the same STM32 standard peripheral library and STM32CubeMX ecosystem for code portability. Key features of the STM32F091RBT6 include 128 KB Flash with read-while-write support, 32 KB SRAM, a 12-bit 1 MSPS ADC with up to 16 channels, two 12-bit DAC channels, two I2C, two SPI, four USART, one USB 2.0 Full-Speed, one CAN 2.0B, and one HDMI-CEC interface. Operating voltage spans 2.0 V to 3.6 V, with low-power Run, Sleep, Stop, and Standby modes consuming as little as a few microamperes, plus a real-time clock and battery backup domain. Architecturally, the Cortex-M0 core delivers 0.9 DMIPS/MHz using Thumb-2 instructions, paired with a single-cycle multiplier and a Nested Vectored Interrupt Controller (NVIC). The device supports serial-wire debug (SWD) and JTAG, and ST's standard HAL/LL drivers in the STM32Cube ecosystem make firmware migration across STM32 families straightforward. Typical applications include USB HID peripherals, CAN node endpoints in industrial networks, low-cost motor control boards, USB-CDC virtual COM ports, smart sensors, and consumer appliances. The wide operating voltage and integrated CAN make it attractive for both 3.3 V industrial nodes and battery-powered consumer devices. When designing with this MCU, allocate decoupling capacitance of 100 nF per VDD pin plus a bulk 4.7 uF near the regulator, and ensure VDDA/VREF+ filtering for ADC accuracy. For USB, route the DP/DM pair as a 90 ohm differential and use the dedicated USB power-domain pins per the reference manual. This page synthesizes distributor pricing, parametric alternatives, and practical design notes that complement the ST datasheet and reference manual, helping engineers evaluate the STM32F091RBT6 for production BOM decisions.

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STM32F091RCT6 - Cortex-M0 48MHz 256KB MCU | STMicroelectronics
STM32F091RCT6

STM32F091RCT6 - Cortex-M0 48MHz 256KB MCU | STMicroelectronics

The STMicroelectronics STM32F091RCT6 is a 32-bit ARM Cortex-M0 microcontroller operating at up to 48 MHz with 256 KB of embedded Flash memory and 32 KB of SRAM, housed in a 64-pin LQFP (10x10 mm) surface-mount package. A microcontroller (MCU) is a single integrated circuit that combines a processor core, memory, and programmable peripherals into one chip, forming the lowest tier of embedded processing hierarchy: MCU -> embedded processor -> system-on-chip. The STM32F091RCT6 belongs to STMicroelectronics' STM32F0 Access Line, the entry-level mainstream family of the broader STM32 portfolio, which spans Cortex-M0 to Cortex-M7 cores and is one of the most widely deployed ARM microcontroller platforms in industrial and consumer electronics. Key features of this device include the ARM Cortex-M0 32-bit RISC core at 48 MHz, 256 KB Flash with ECC option, 32 KB SRAM with hardware parity check, and a rich communication set highlighted by a CAN 2.0B interface - uncommon at this price point - plus up to 8 USARTs, 2 I2C, 2 SPI, and HDMI-CEC. The STM32F091 also integrates a CRC calculation unit, 12-bit ADC with up to 16 channels, DAC, comparators, and flexible clocking with an internal 48 MHz HSI requiring no external crystal. Technically, the F091 implements ST's ART-free Cortex-M0 pipeline with zero-wait-state execution from Flash at 48 MHz, 2.0 V to 3.6 V single-supply operation, and five low-power modes down to stop mode with wake-up on USART. The peripheral multiplexer (SYSCFG) allows flexible routing of digital peripherals to alternate pins, simplifying PCB layout. Typical applications include industrial fieldbus nodes exploiting the CAN interface, motor control and power conversion, building automation sensors, and consumer appliances requiring multiple serial ports. A key design consideration: enable the clock security system (CSS) on HSE and use the internal 48 MHz source for USB or CAN bit timing to remove crystal-related failure modes. This page synthesizes verified distributor data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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STM32F100C6T6B - 24MHz Cortex-M3 MCU 32KB LQFP-48 | STMicroelectronics
STM32F100C6T6B

STM32F100C6T6B - 24MHz Cortex-M3 MCU 32KB LQFP-48 | STMicroelectronics

The STMicroelectronics STM32F100C6T6B is a value-line 32-bit ARM Cortex-M3 microcontroller operating at 24 MHz with 32 KB of Flash and 4 KB of SRAM, housed in a 48-pin LQFP (7x7 mm) package. It is part of the STM32F100 medium-density family and integrates a high-performance RISC core with rich peripherals for cost-sensitive embedded applications. A microcontroller (MCU) is a single-chip computer containing a processor core, program memory (Flash), working memory (SRAM), and a rich peripheral mix including timers, ADCs, communication interfaces, and GPIO. Within the broader category hierarchy, the STM32F100 sits at Microcontroller -> ARM Cortex-M MCU -> 32-bit MCU -> Embedded Processor -> Semiconductor. Cortex-M3 cores implement the ARMv7-M architecture with Thumb-2 instruction set, deterministic interrupt handling, and hardware division — making them well suited to real-time control tasks. Key features of the STM32F100C6T6B include a 12-bit ADC (1 µs conversion), two 12-bit DACs, six general-purpose 16-bit timers, a 24 MHz maximum core clock, and up to 37 GPIO pins. The device integrates up to eight communication interfaces including I2C, SPI, USART, and CAN, plus a 1-channel advanced timer for motor control. Operating voltage spans 2.0 V to 3.6 V across the –40 °C to +85 °C industrial temperature range. Architecturally, the part uses ST's 130 nm CMOS process with embedded Flash and a nested vector interrupt controller (NVIC) capable of handling up to 60 maskable interrupt sources. The integrated voltage regulator supports both run, sleep, stop, and standby low-power modes. Hardware CRC and 96-bit unique device ID reduce firmware overhead and enable secure identification. Typical applications include home appliances and white goods, HVAC control, motor control for low-voltage DC and stepper motors, industrial sensors, USB accessories, and low-cost consumer electronics such as remote controls, toys, and LED lighting controllers. The wide peripheral mix also makes the STM32F100C6T6B suitable for smart-metering peripherals and simple HMI boards. When designing with this part, note that the 48-pin LQFP footprint is shared across much of the STM32F1 family, allowing straightforward migration to higher-density parts (C8/CB) without PCB redesign. Ensure the BOOT0 strap and NRST reset network follow ST's reference design, and respect the 3.3 V supply tolerance for reliable Flash operation. This page synthesizes distributor pricing, drop-in LQFP-48 alternatives, and practical design notes not found in the standalone manufacturer datasheet.

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STM32F101ZCT6 - ARM Cortex-M3 MCU, 256KB Flash, 144-LQFP | STMicroelectronics
STM32F101ZCT6

STM32F101ZCT6 - ARM Cortex-M3 MCU, 256KB Flash, 144-LQFP | STMicroelectronics

The STMicroelectronics STM32F101ZCT6 is an ARM Cortex-M3 32-bit microcontroller running at up to 36 MHz with 256 KB of Flash and 32 KB of SRAM, housed in a 144-pin LQFP (20x20 mm) package. It belongs to the STM32F1 access line high-density family, integrating USB, CAN, timers, ADC and multiple communication interfaces for cost-sensitive embedded control. An ARM Cortex-M3 microcontroller is a 32-bit RISC processor core designed by Arm Holdings, featuring Thumb-2 instruction set, hardware single-precision multiply, and a Nested Vectored Interrupt Controller (NVIC). The STM32F101 family belongs to the broader STM32 ecosystem, which sits within the hierarchy: microcontroller -> embedded MCU -> semiconductor -> integrated circuit. Compared with the F0 (Cortex-M0) and F4 (Cortex-M4) families, the F1 family targets mainstream applications with low cost, simple peripherals, and broad tool support. The device features 256 KB of single-bank Flash, 32 KB SRAM, up to 112 general-purpose I/O, three 12-bit ADCs (1 µs conversion), up to ten timers, USB full-speed device, two CAN 2.0B controllers, three USARTs, two SPIs, and two I²C buses. The integrated voltage regulator supports 2.0–3.6 V single-supply operation with brown-out reset and programmable voltage detector, allowing direct Li-ion or 3.3 V system-rail connection. From an architectural standpoint, the STM32F101ZCT6 uses a 3-stage pipelined Cortex-M3 core with single-cycle multiplier and hardware divide (2–12 cycles). The bus matrix arbitrates between the CPU DMA core, Flash/7-three code, SRAM, and peripheral bridges (APB1/APB2). This multi-bus topology lets USB/CAN transfer work while the CPU executes from Flash without contention, simplifying firmware development. Typical applications include industrial motor drives, USB HID peripherals, CAN-node industrial controllers, building automation gateways, HVAC controls, smart-metering nodes, and consumer appliances requiring moderate processing, mixed-signal performance, and abundant I/O. A key design consideration: at 72 MHz operation, design PCB layout with 4-layer stack-up, decoupling capacitors placed within 5 mm of each supply pin, and crystal traces guarded by ground to meet USB and CAN EMC requirements. The 144-pin LQFP has generous ground pins for low-impedance return paths. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, optimized for engineers searching for an STM32F101 access-line replacement or pin-compatible second source.

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STM32F102R6T6A - 48MHz Cortex-M3 MCU, 32KB Flash, USB | STMicroelectronics
STM32F102R6T6A

STM32F102R6T6A - 48MHz Cortex-M3 MCU, 32KB Flash, USB | STMicroelectronics

The STMicroelectronics STM32F102R6T6A is a 32-bit ARM Cortex-M3 microcontroller operating at 48 MHz, integrating 32 KB of Flash and 6 KB of SRAM, with a USB Full-Speed (USB FS) device interface, housed in a 64-pin LQFP package. It belongs to ST's STM32F1 medium-density USB access line, optimized for cost-sensitive embedded designs that require USB connectivity, multiple timers, and a rich set of communication peripherals. An ARM Cortex-M3 microcontroller is a 32-bit RISC processor core designed by Arm for deterministic real-time embedded applications. The Cortex-M3 family is widely used in industrial control, consumer electronics, and USB-connected devices because it combines Thumb-2 instruction efficiency with tightly-coupled NVIC interrupt handling and single-cycle multiply. Within the broader STM32 family hierarchy, the F102 sits below the F103 (72 MHz, more peripherals) and above the F100 (no USB), positioning it as the entry-point USB-enabled MCU for low-cost designs. Key features of the STM32F102R6T6A include 32 KB Flash in a 32K x 8 organization, 6 KB SRAM, a 12-bit ADC with up to 16 channels, five timers (one 16-bit advanced PWM, one 16-bit general-purpose, two watchdog timers, and a SysTick), and five communication interfaces including USB FS, one I2C, two SPIs, and three USARTs. The 64-pin LQFP package exposes 51 general-purpose I/O lines and supports 5 V tolerant I/Os on most pins, simplifying mixed-voltage interfacing. The device operates from a 2.0 V to 3.6 V supply, includes a power-on reset (POR), programmable voltage detector (PVD), and a low-power sleep/stop/standby mode set. The integrated USB 2.0 Full-Speed device controller with on-chip PHY eliminates external USB transceivers, reducing BOM cost for HID, CDC, and DFU class devices. Typical applications include USB human-interface devices (keyboards, mice, game controllers), USB-to-UART bridges, industrial control panels, low-end motor control with PWM, sensor hubs, and small home appliances. The wide peripheral mix and free STM32CubeIDE toolchain make it popular for rapid prototyping and OEM designs. When designing with this part, ensure the USB DP/DQ traces are 90 ohms differential and routed within 2 mm of each other; improper impedance causes USB compliance failure. The on-chip 8 MHz HSI RC is factory-trimmed to +/-2% across temperature, allowing USB operation without an external crystal when the CRS (clock recovery system) is used. This page synthesizes distributor pricing, parametric alternatives, and practical PCB/USB design notes not consolidated on the manufacturer product page. (424 words)

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STM32F103C6T6 - 72MHz Cortex-M3 MCU 32KB Flash | ST
STM32F103C6T6

STM32F103C6T6 - 72MHz Cortex-M3 MCU 32KB Flash | ST

The STMicroelectronics STM32F103C6T6 is a 32-bit ARM Cortex-M3 microcontroller operating at 72 MHz with 32 KB Flash memory and 10 KB SRAM, housed in a 48-pin LQFP surface-mount package. A microcontroller unit (MCU) integrates a processor core, memory, and peripherals on a single chip, sitting at the top of the embedded hierarchy: MCU -> embedded processor -> microprocessor -> semiconductor. The STM32F1 series, based on the ARM Cortex-M3 RISC core, is one of the most widely deployed 32-bit MCU families in industrial and consumer electronics, and the STM32F103C6T6 is its entry-level mainstream-line member. Key features include the 72 MHz Cortex-M3 core, 32 KB (32K x 8) Flash, 10 KB SRAM, two 12-bit ADCs (up to 10 external channels), seven 16-bit timers including one 24-bit down-counter, USB 2.0 full-speed and CAN 2.0B interfaces, and multiple SPI, I2C, and USART serial ports. Supply voltage spans 2.0 V to 3.6 V with the core at 3.3 V nominal. Architecturally, the Cortex-M3 uses a 3-stage pipeline with Harvard bus structure, Thumb-2 instruction set, and a nested vectored interrupt controller (NVIC) delivering low, deterministic interrupt latency. Peripherals connect through the APB1/APB2 bus matrix, and the flash accelerator keeps 72 MHz execution efficient from zero-wait-state-capable memory ranges. Typical applications include motor control, industrial automation nodes, USB and CAN communication boards, consumer appliances, and low-cost development platforms such as the Blue Pill board ecosystem. For design, plan flash headroom carefully: 32 KB fills quickly with USB stacks or RTOS code, so consider the pin-compatible STM32F103C8T6 (64 KB) if code size is uncertain. This page synthesizes distributor pricing, verified drop-in alternatives including GigaDevice GD32F103, and practical design notes not found in the ST datasheet.

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STM32F103C8T6 - 32-bit ARM Cortex-M3 MCU, 64KB Flash | STMicroelectronics
STM32F103C8T6

STM32F103C8T6 - 32-bit ARM Cortex-M3 MCU, 64KB Flash | STMicroelectronics

The STM32F103C8T6 is a 32-bit ARM Cortex-M3 microcontroller from STMicroelectronics, featuring 64KB Flash, 20KB SRAM, and operating at up to 72 MHz. It includes multiple communication interfaces (USART, SPI, I2C, USB, CAN) and 12-bit ADCs, making it suitable for industrial control, motor drives, and IoT applications. Available in LQFP-48 package.

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STM32F103C8T6 - 72MHz Cortex-M3 MCU, 64KB Flash, LQFP-48 | STMicroelectronics
STM32F103C8T6

STM32F103C8T6 - 72MHz Cortex-M3 MCU, 64KB Flash, LQFP-48 | STMicroelectronics

The STMicroelectronics STM32F103C8T6 is a 32-bit ARM Cortex-M3 medium-density performance-line microcontroller operating at up to 72 MHz, with 64 KB Flash and 20 KB SRAM, housed in a 48-pin LQFP package (7x7 mm). An ARM Cortex-M3 microcontroller (MCU) is a 32-bit RISC processor core designed by Arm Holdings for embedded applications requiring deterministic real-time performance at low power. The Cortex-M3 sits at the lower end of the Cortex-M family (above Cortex-M0/M0+ and below Cortex-M4/M7), and microcontrollers in this category combine the processor core with on-chip memory, peripherals, and analog blocks into a single system-on-chip. The STM32F103 family specifically belongs to the broader hierarchy: ARM Cortex-M3 -> 32-bit MCU -> STM32F1 series -> STM32 mainstream family -> STMicroelectronics microcontrollers -> semiconductor. This hierarchy matters because it determines the toolchain (Arm Cortex-M3 supports the standard Arm Keil, IAR, GCC, and STM32CubeIDE flows) and the peripheral programming model used across the STM32 platform. Key features include 64 KB of embedded Flash with read-while-write capability, 20 KB of SRAM, a 2.0 V to 3.6 V supply range, an 8 MHz internal RC oscillator with PLL multiplier to 72 MHz, two 12-bit ADCs (1 µs conversion, up to 16 channels), seven 16-bit timers, and a full-speed USB 2.0 Full-Speed device/host/OTG controller. Communication peripherals include three USARTs, two SPIs (18 Mbit/s), two I2C buses (400 kHz), one CAN 2.0B interface, and one USB Full-Speed port. The 48-pin LQFP package exposes 37 GPIO pins tolerant to 5 V. Architecturally, the Cortex-M3 core delivers 1.25 Dhrystone MIPS per MHz, supports the Thumb-2 instruction set, and includes a Nested Vectored Interrupt Controller (NVIC) with configurable priority and hardware stack handling. The integrated voltage regulator and brown-out reset (BOR) simplify power design, while the 4-byte backup register with a tamper-detection pin supports battery-backed RTC modes. Typical applications include industrial control boards, motor drives (BLDC/PMSM FOC complements), USB HID/COM port devices, CAN-bus node interfaces, and low-cost development platforms such as the well-known "Blue Pill" board. When designing with this device, place a 100 nF ceramic decoupling capacitor as close as possible to each VDD/VDDA pin pair, and reserve the NRST pin connection for a 10 kΩ pull-up and optional reset button. Ensure the BOOT0 pin state matches the desired boot memory on every power-up. This page synthesizes distributor pricing, drop-in alternatives (same-brand STM32F103 variants first, then cross-brand pin-compatible parts), and practical design notes not found in the manufacturer datasheet.

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STM32F103C8T7 - 72MHz Cortex-M3 MCU 64KB LQFP-48 | STMicroelectronics
STM32F103C8T7

STM32F103C8T7 - 72MHz Cortex-M3 MCU 64KB LQFP-48 | STMicroelectronics

The STMicroelectronics STM32F103C8T7 is a medium-density performance-line ARM Cortex-M3 microcontroller operating at 72 MHz with 64 KB of Flash and 20 KB of SRAM, housed in a 48-pin LQFP (7x7 mm) package. It integrates USB 2.0 Full-Speed, CAN 2.0B, seven 16-bit timers, two 12-bit ADCs (up to 1 MSPS), and nine communication interfaces (I2C, SPI, USART, USB, CAN) on a single die, delivering 90 DMIPS at 1.25 DMIPS/MHz. An ARM Cortex-M3 microcontroller is a 32-bit RISC processor core designed for deterministic real-time embedded control, sitting within a broader taxonomy of MCU -> embedded processor -> microcontroller -> semiconductor. Cortex-M3 cores specifically target low-latency interrupt response (typically 12 clock cycles), Thumb-2 instruction efficiency, and hardware divide in a small footprint, making them the workhorse of industrial motor control, USB peripherals, and consumer device controllers where deterministic behavior matters more than raw clock speed. Key features include 72 MHz CPU with hardware single-cycle multiply, 64 KB Flash with read-while-write support, 20 KB SRAM, a 12-bit ADC with up to 10 channels, two I2C, two SPI, three USART, one USB Full-Speed, and one CAN 2.0B interface. Operating voltage spans 2.0V to 3.6V with internal 8 MHz and 40 kHz RC oscillators plus a PLL multiplying up to 72 MHz. The architecture pairs the Cortex-M3 core with a Nested Vectored Interrupt Controller (NVIC) supporting up to 43 maskable interrupts, a DMA controller with seven channels, and a power management block offering Sleep, Stop, and Standby modes. The bus matrix arbitrates between the core, DMA, and peripherals to keep deterministic throughput even when USB or CAN packets arrive. Typical applications include USB HID peripherals, industrial CAN-bus nodes, motor-control boards, low-cost development platforms (the 'Blue Pill' form factor), and consumer device controllers. The integrated USB PHY and CAN 2.0B controller make it particularly suited for bridging PC and industrial networks without external transceiver logic. Operating temperature spans -40C to +105C for the industrial grade. When designing with this device, watch the 2.0V minimum VDD during PLL start-up and ensure decoupling comprises a 100 nF X7R per VDD pin plus a bulk 4.7 uF tantalum or ceramic. The NRST pin requires an external 10 kohm pull-up and a 100 nF capacitor to VDD for reliable reset. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.

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STM32F103CBT6 - 72MHz Cortex-M3 128KB Flash MCU | STMicroelectronics
STM32F103CBT6

STM32F103CBT6 - 72MHz Cortex-M3 128KB Flash MCU | STMicroelectronics

The STMicroelectronics STM32F103CBT6 is a 32-bit ARM Cortex-M3 mainstream microcontroller running at up to 72 MHz with 128 KB of Flash and 20 KB of SRAM, packaged in a 48-pin LQFP (7x7 mm) device. What is a microcontroller? An MCU integrates a processor core, on-chip non-volatile memory (Flash), volatile working memory (SRAM), and a set of programmable peripherals onto a single silicon die. Within the embedded-computing hierarchy it sits above a bare microprocessor and below a full system-on-chip, and within ST's own portfolio the STM32F1 mainstream series places the STM32F103CBT6 between the ultra-low-power STM32L family and the higher-performance Cortex-M4 STM32F4 family. The part belongs to the medium-density STM32F103xx performance line, which targets cost-sensitive industrial and consumer control. Key features include a 72 MHz Cortex-M3 core with single-cycle hardware multiply and divide, a 2.0 V to 3.6 V supply range, an embedded nested vectored interrupt controller with 43 maskable channels, and up to 37 GPIO pins tolerant to 5 V. On-board communication is broad for the class: three USARTs, two I2C buses, two SPI interfaces, one full-speed USB 2.0 device port, and one CAN 2.0B active controller. Two 12-bit ADCs (1 us conversion), one 12-bit DAC, three general-purpose 16-bit timers, one PWM timer, and one basic timer give ample motor-control flexibility. Technically, the clock tree uses an internal 8 MHz RC oscillator plus a 4-16 MHz external crystal and a dedicated 32 kHz RTC oscillator; PLL multiplication reaches 72 MHz. Programming is via SWD or JTAG, with a built-in bootloader selectable via BOOT0/BOOT1. The 7x7 mm LQFP-48 package gives a low-cost, easy-to-assemble footprint suitable for both hand-soldered prototypes and high-volume SMT lines. Typical applications include industrial control nodes, motor drives, USB-to-CAN fieldbus bridges, medical instruments, smart-home hubs, and IoT gateways, where the combination of USB, CAN, and multiple UARTs positions the part as a communication-rich embedded hub. For design, decouple every VDD pin with 100 nF ceramics plus a single 4.7 uF bulk, place the HSE crystal traces short and guarded, and tie BOOT0 to GND for normal Flash boot or to VDD for system-memory bootloader. This page synthesises distributor pricing, drop-in alternatives (GD32F103CBT6, APM32F103CBT6, AT32F403ACBT7), and practical design notes not found in the ST datasheet.

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STM32F103CBT7 - 72MHz Cortex-M3 128KB MCU | STMicroelectronics
STM32F103CBT7

STM32F103CBT7 - 72MHz Cortex-M3 128KB MCU | STMicroelectronics

The STMicroelectronics STM32F103CBT7 is a 32-bit ARM Cortex-M3 microcontroller operating at up to 72MHz, with 128KB of flash memory and a 48-LQFP 7x7mm package. It is designed for embedded control applications requiring real-time processing, serial connectivity, timers, and mixed peripherals. The verified distributor data identifies the part as an STM32F1 microcontroller with 128KB flash and a 48-LQFP package. A microcontroller is a semiconductor that integrates a processor core, memory, and peripherals into one programmable device. The STM32F1 family belongs to the ARM Cortex-M embedded ecosystem, where the MCU executes firmware from flash and uses peripherals to interface with sensors, communication networks, motors, displays, and control systems. STM32F103CBT7 is specifically associated with the medium-density performance line and is suitable for designs where a Cortex-M3 core and compact 48-pin implementation are required. The key verified characteristics are a 32-bit Cortex-M3 processor, 72MHz maximum operating frequency, 128KB flash, and a 48-LQFP 7x7mm package. These values make the device appropriate for industrial controllers, communication modules, motor-control peripherals, instrument interfaces, and embedded automation products. The LQFP package also provides a practical surface-mount format for prototypes and medium-density production assemblies. The STM32F103CBT7 is a programmable embedded platform rather than a fixed-function controller. Firmware determines the behavior of its GPIO, timers, serial interfaces, analog functions, and interrupt-driven control loops. Designers should therefore validate the complete peripheral configuration, clock plan, memory usage, and board-level power requirements against the applicable STMicroelectronics documentation before production release. Typical applications include connected industrial sensors, compact motor-control boards, USB or UART communication modules, data acquisition equipment, and embedded controller platforms. The 72MHz Cortex-M3 core provides processing headroom for control tasks, while 128KB flash provides room for application code and bootloader logic. The 48-LQFP package remains useful where a moderate pin count and easy visual inspection are preferred over a very small package. When designing around STM32F103CBT7, preserve the required decoupling and oscillator layout recommended by the manufacturer documentation, and confirm the exact peripheral pin mapping for the selected board. Do not assume that a competitor with a similar package name is electrically or firmware compatible without checking pin functions, voltage limits, clock behavior, and peripheral differences. This page combines verified distributor data with clearly marked data gaps rather than estimating missing electrical details. This product reference is intended to help engineers identify the correct MCU, compare possible replacements, and plan an embedded design. The most important engineering checks are package compatibility, firmware portability, peripheral coverage, clock configuration, and supply availability.

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STM32F103CBU6 - 72MHz Cortex-M3 128KB MCU | STMicroelectronics
STM32F103CBU6

STM32F103CBU6 - 72MHz Cortex-M3 128KB MCU | STMicroelectronics

The STMicroelectronics STM32F103CBU6 is a 32-bit ARM Cortex-M3 microcontroller operating up to 72 MHz, with 128 KB of Flash memory and a 48-pin UFQFPN package measuring 7 mm by 7 mm. The verified distributor listing identifies this part as an STM32F1 performance-line MCU with 128K x 8 Flash organization. It combines general-purpose embedded processing with USB, CAN, timers, ADCs, and multiple communication interfaces in one compact surface-mount device. A microcontroller is a programmable semiconductor that integrates a CPU core, memory, peripherals, and interfaces into a single embedded-control component. The STM32F103 belongs to the ARM Cortex-M microcontroller class and the broader embedded-processor hierarchy: MCU, microcontroller, embedded processor, and semiconductor. This device family is intended for systems that need deterministic control, serial communications, analog measurement, and moderate firmware complexity without a separate processor. Key verified features include a 72 MHz ARM Cortex-M3 CPU, 1.25 DMIPS/MHz Dhrystone 2.1 performance at zero-wait-state memory access, single-cycle multiplication, hardware division, and 128 KB of Flash. The family feature description also identifies USB, CAN, seven timers, two ADCs, and nine communication interfaces. These peripherals support connected industrial controls, USB peripherals, CAN nodes, measurement systems, and compact embedded products. The STM32F103CBU6 uses a 48-UFQFPN package with an exposed pad, enabling a compact PCB footprint and improved heat spreading when the pad is properly connected to the ground plane. The MCU is not a power semiconductor, so a safe-operating-area chart is not applicable. Supply voltage, current, temperature limits, pin functions, and detailed electrical limits are not fully included in the supplied verified data and must be confirmed from the manufacturer datasheet before design release. Typical applications include industrial automation, USB-enabled embedded controls, CAN-connected equipment, motor and motor-control systems, instrumentation, and low-cost development platforms. Its 72 MHz processing rate and communication peripherals make it suitable for control loops that require more performance than a simple 8-bit MCU while retaining a broad embedded peripheral set. The 48-pin package also offers more I/O and interface options than smaller 32-pin or 20-pin devices. For a new design, preserve the exposed-pad land pattern, follow the manufacturer's decoupling and layout guidance, and verify pin multiplexing, clock configuration, peripheral assignment, and firmware support against the exact datasheet and reference manual. This page combines verified distributor specifications, sourced replacement information, comparison structure, and practical design guidance; it does not substitute for an electrical sign-off of the manufacturer documentation.

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