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STM32H753BGT6 - 32-bit Arm Cortex-M7 MCU 2MB Flash | STMicroelectronics
STM32H753BGT6

STM32H753BGT6 - 32-bit Arm Cortex-M7 MCU 2MB Flash | STMicroelectronics

The STMicroelectronics STM32H753BGT6 is a high-performance 32-bit microcontroller based on the Arm Cortex-M7 core, operating at up to 480 MHz. It integrates 2 MB of flash memory and 1 MB of RAM, making it suitable for demanding applications such as industrial control, motor control, and high-end consumer electronics. The device is housed in a 144-pin LQFP package (BGT6 suffix) and supports a wide supply voltage range of 1.62V to 3.6V. A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals. The STM32H753BGT6 belongs to the STM32H7 series, which is part of the broader STM32 family of 32-bit flash microcontrollers. This family is widely used in applications requiring high computational performance, rich connectivity, and real-time control. Key features of the STM32H753BGT6 include a 480 MHz Arm Cortex-M7 core with double-precision floating-point unit (FPU), 2 MB of dual-bank flash memory, 1 MB of SRAM, and a comprehensive set of peripherals including multiple 16-bit and 32-bit timers, 12-bit ADCs, DACs, and a camera interface. It also supports advanced connectivity with USB OTG, Ethernet MAC, and multiple SPI, I2C, and UART interfaces. The device includes a Chrom-ART Accelerator for graphics and a hardware cryptographic engine for secure communications. The STM32H753BGT6 is built on a high-performance architecture that combines the Cortex-M7 core with a sophisticated memory system, including an L1 cache and a TCM (Tightly Coupled Memory) interface. This architecture enables efficient execution of complex algorithms and real-time data processing. The device also features a power management unit with multiple low-power modes, making it suitable for battery-powered applications. Typical applications include industrial automation, motor control, robotics, medical devices, and high-end audio equipment. The high clock speed and rich peripheral set make it ideal for applications requiring fast data processing and real-time control. The device also supports a wide range of development tools, including the STM32CubeIDE and HAL libraries, which accelerate firmware development. When designing with the STM32H753BGT6, ensure proper decoupling of the power supply pins and adequate grounding for the LQFP package. The device requires a stable clock source, typically a 25 MHz crystal, and careful PCB layout to minimize noise and ensure reliable operation. The internal voltage regulator can be configured for different performance modes, balancing power consumption and performance.

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STM32H753IIT6 - Cortex-M7 MCU 480MHz 2MB Flash 176-LQFP | ST
STM32H753IIT6

STM32H753IIT6 - Cortex-M7 MCU 480MHz 2MB Flash 176-LQFP | ST

The STMicroelectronics STM32H753IIT6 is a high-performance 32-bit ARM Cortex-M7 microcontroller with double-precision FPU, operating at up to 480 MHz, delivering 1027 DMIPS / 2424 CoreMark performance, and integrating 2 MB of Flash and 1 MB of SRAM in a 176-pin LQFP (24x24 mm) package. The Cortex-M7 core includes a 16 KB I-cache and 16 KB D-cache plus a tightly-coupled memory (TCM) interface, enabling deterministic real-time execution alongside DSP extensions and a double-precision floating-point unit for signal-processing and machine-learning edge workloads. An MCU (microcontroller) is a single-chip computer that integrates a CPU core, Flash program memory, SRAM data memory, and a rich set of analog and digital peripherals on one die. Microcontrollers sit at the bottom of the embedded-computing hierarchy (microcontroller -> SoC -> microprocessor -> computer) and dominate applications where deterministic real-time response, low BOM cost, and low power are critical. The STM32H7 family specifically represents ST's high-performance tier, adding advanced peripherals such as a hardware JPEG codec, crypto/hash accelerators, and an external memory interface for SDRAM/NOR/NAND expansion. Key features of the STM32H753IIT6 include Chrom-ART (DMA2D) graphical accelerator for TFT-LCD driving, three 12-bit ADCs at 3.6 MSPS each, two 12-bit DACs, USB 2.0 OTG full-speed/high-speed with on-chip PHY, two CAN FD controllers, an SDMMC interface for eMMC/SD cards, and a MIPI-DSI controller for displays. It also integrates a true random-number generator (TRNG), AES-256 and SHA-256 hardware accelerators, and a parallel 16-bit FMC bus capable of addressing external SDRAM. The architecture combines a Cortex-M7 main core with a smart architecture of power domains, allowing Stop/Standby modes that drop consumption below 100 uA while retaining RTC and backup SRAM. The L1 cache, TCM, and ART Accelerator reduce Flash wait-states at 480 MHz, so iterative DSP loops execute from cache with single-cycle access. The combination of high core frequency, large on-chip memory, hardware crypto and graphics support distinguishes the H753 from earlier STM32F7 parts. Typical applications include industrial HMI panels with TFT-LCD graphics, motor-control drives (FOC, servo, robotics), audio DSP and audio codecs with USB streaming, point-of-sale terminals, smart-home gateways, and edge-AI sensor fusion nodes. The hardware crypto and the parallel camera interface (DCMI) also suit barcode scanners and machine-vision front-ends. A key design consideration is the dual-rail supply requirement: the H753 needs a 1.2 V core supply generated by the internal SMPS or an external LDO, plus a 3.3 V I/O rail. Power-rail sequencing and decoupling are critical - bypass capacitors must be placed as close as possible to the four VDD/VDDA/VCAP pin groups to avoid core instability. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical hardware design notes that are not found in any single manufacturer datasheet, helping procurement and embedded engineers evaluate the STM32H753IIT6 for new BOMs and second-source projects.

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STM32H753XIH6 - 480MHz Cortex-M7 MCU, 2MB Flash, TFBGA-176
STM32H753XIH6

STM32H753XIH6 - 480MHz Cortex-M7 MCU, 2MB Flash, TFBGA-176

The STMicroelectronics STM32H753XIH6 is a high-performance 32-bit ARM Cortex-M7 microcontroller running up to 480 MHz with double-precision FPU, 16 Kbytes of instruction cache, 16 Kbytes of data cache, and DSP instructions, delivering 1027 DMIPS / 2.14 DMIPS/MHz (Dhrystone 2.1). It integrates 2 Mbytes of Flash memory and 1 Mbyte of SRAM in a 176-ball TFBGA (XIH) package. A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash), working memory (RAM), and a rich set of programmable peripherals. Within the broader semiconductor taxonomy, an MCU sits between microprocessors (MPUs, which require external RAM/Flash) and ASICs. The STM32H7 family specifically targets high-performance, DSP-rich applications where both real-time control and high-throughput signal processing coexist on one die. Key features of the STM32H753XIH6 include Chrom-ART graphical accelerator for offloading 2D drawing, JPEG codec hardware, two 16-bit ADCs, two 12-bit DACs, USB OTG FS and HS with on-the-fly PHY, CAN FD, Ethernet MAC, SDMMC, and a parallel 16-bit FMC interface. The device also includes a true random number generator (TRNG), cryptographic accelerators (AES, SHA, RSA), and an integrated SMPS step-down converter for core power. Architecturally, the part uses ST's 40 nm low-power CMOS process with an L1 cache around the Cortex-M7 core to push single-core throughput to 480 MHz without inflating power dissipation. The AXI multi-layer bus matrix gives DMA-fed peripherals and the CPU concurrent access to SRAM, Flash, and external memories. Internal regulators (SMPS + LDO) can be controlled in software to trade idle current for wake-up latency. Typical applications include industrial motor control, three-phase solar inverters, audio DSP and effects units, point-of-sale terminals, smart appliances, gateways with on-chip Ethernet, and human-machine interface (HMI) panels using an external TFT. The TFBGA-176 footprint also suits portable medical instrumentation, where size and DSP throughput matter equally. When designing with this MCU, allocate a 1 Mbyte Flash sector plan early; 2 Mbytes is generous but external code (JPEG, USB stacks, TCP/IP) consumes it quickly. Choose the boot mode pins (BOOT0, BOOT1) carefully during PCB layout, and provision enough decoupling capacitance near the SMPS input. This page combines verified distributor pricing, drop-in pin-compatible alternatives, and application-grade design notes that go beyond the standard datasheet summary, giving engineers a single decision-ready reference.

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STM32H753XIH6TR - 480MHz Cortex-M7 MCU 2MB Flash | STMicroelectronics
STM32H753XIH6TR

STM32H753XIH6TR - 480MHz Cortex-M7 MCU 2MB Flash | STMicroelectronics

The STMicroelectronics STM32H753XIH6TR is a high-performance 32-bit ARM Cortex-M7 microcontroller with double-precision FPU and L1 cache (16 Kbytes data + 16 Kbytes instruction cache), operating at up to 480 MHz and delivering 1027 DMIPS / 2.14 DMIPS/MHz (Dhrystone 2.1). It integrates 2 MB of on-chip Flash and 1 MB of SRAM, packaged in a 240+25-ball TFBGA (14x14 mm) that is supplied on 7-inch Tape & Reel (the TR suffix denotes the tape-and-reel packaging option of the STM32H753XIH6 bare-chip version). What is a Cortex-M7 MCU? An ARM Cortex-M7 microcontroller is the highest-performance core in the Cortex-M family, targeting applications that previously required a Cortex-M4 or even a Cortex-A application processor. It combines an in-order superscalar pipeline with single- and double-precision floating-point, tightly-coupled memory, and an instruction/data cache. Hierarchy: Cortex-M7 -> Cortex-M -> 32-bit MCU -> microcontroller -> embedded computing. The STM32H7 family extends this with ST's smart peripheral architecture for motor control and high-speed data acquisition. Key features include 480 MHz core speed, 2 MB dual-bank Flash with read-while-write support for live firmware updates, 1 MB SRAM split into DTCM, AXI-SRAM, SRAM1-4, and Backup domains, an 8- to 14-bit ADC up to 3.6 MSPS, USB 2.0 OTG full-speed/high-speed, two CAN 2.0B interfaces, an Ethernet MAC with 10/100-Mbit/s MII/RMII, two SAIs for audio, an SDMMC interface for SD-cards, and integrated crypto/hash accelerators (AES-256, SHA-1/SHA-2, True Random Number Generator). The TFBGA-240+25 provides 168+ flexible I/O pins configurable as GPIO, communication, analog, or timer channels. The architecture pairs a Cortex-M7 with an optional Cortex-M4 in dual-core STM32H745/H755 parts, but the STM32H753XIH6TR is single-core to free die area for the largest memory configuration. A 4 KB battery-domain backup SRAM, 32 kHz RTC, and 16 hardware timers support industrial deterministic scheduling. Typical applications include industrial motor drives (field-oriented control of PMSM/BLDC at 50 kHz loops), high-end audio DSP (SAI/I2S to DAC/ADC), Human-Machine Interface TFT-LCD panels up to XGA resolution with TFT controller and Chrom-ART accelerator, edge AI/ML inference at the network edge, and EtherCAT-slave or Profinet device front-ends. Designers should ensure the external SMPS/linear regulator network feeding VCAP pins provides sufficient bulk capacitance during 480 MHz bursts, and that the high-speed SDRAM interface uses matched-length routing to preserve timing margin. This page synthesizes distributor pricing as of 2026-10-10, drop-in STM32H7 alternatives, design guidance, and application scenarios not found on a single manufacturer page.

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STM32H753ZIT6 - 480MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H753ZIT6

STM32H753ZIT6 - 480MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics

The STMicroelectronics STM32H753ZIT6 is a high-performance 32-bit Arm Cortex-M7 microcontroller running at up to 480 MHz with 2 MB of dual-bank Flash and 1 MB of SRAM, housed in a 144-pin LQFP (20x20 mm, 0.5 mm pitch) package. It integrates a double-precision floating-point unit (FPU), a Chrom-ART Accelerator for 2D graphics, and a hardware cryptographic processor. A microcontroller (MCU) is a compact integrated circuit that combines a processor core, non-volatile program memory, volatile data memory, and programmable peripherals on a single die, allowing it to govern a dedicated embedded function without external support chips. The STM32H753ZIT6 sits at the top of the STM32H7 hierarchy: Cortex-M7 core -> STM32H7 series -> STM32 32-bit MCU family -> embedded microcontroller -> semiconductor. This position makes it the natural upgrade path from Cortex-M4/M3 designs that have run out of compute headroom. Key differentiators include the 480 MHz Cortex-M7 core with DSP and double-precision FPU instructions, 2 MB dual-bank Flash supporting read-while-write for live firmware updates, 1 MB SRAM, and a rich connectivity set: Ethernet MAC, USB OTG HS/FS, CAN FD, and multiple USART/SPI/I2C instances. A 16-bit ADC at 3.6 MSPS, a 12-bit DAC, and advanced motor-control timers round out the analog and control capability. Technically, the device is fabricated on a 40 nm process and operates from a 1.62 V to 3.6 V supply over -40 C to +85 C. An on-chip power management unit provides Sleep, Stop, and Standby modes for battery-powered designs, while the integrated LDO/SMPS regulator architecture differs from earlier STM32F7 designs that used a BYPASS_REG pin. Typical applications include industrial automation (PLCs, robotics), motor control (drives, pumps), medical devices (patient monitors, infusion pumps), and high-end audio equipment. The high clock speed and DSP instructions suit real-time signal processing, while the Chrom-ART Accelerator supports advanced graphical user interfaces. When designing with this MCU, decouple every VDD pin with a 100 nF capacitor placed close to the pin plus a 4.7 uF bulk capacitor, and feed VDDA through a ferrite bead from a dedicated analog supply. For Ethernet and USB HS, follow the STM32H7 reference manual (RM0433) layout guidance to preserve signal integrity. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, giving engineers a single reference for selection, second-sourcing, and layout decisions.

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STM32H755ZIT6 - Dual-Core Cortex-M7/M4 MCU, 2MB Flash | STMicroelectronics
STM32H755ZIT6

STM32H755ZIT6 - Dual-Core Cortex-M7/M4 MCU, 2MB Flash | STMicroelectronics

The STMicroelectronics STM32H755ZIT6 is a high-performance dual-core 32-bit Arm microcontroller combining a Cortex-M7 core operating up to 480 MHz and a Cortex-M4 core up to 240 MHz, with 2 MB of dual-bank flash and 1 MB of SRAM in a 144-pin LQFP (20x20 mm) package. It targets industrial HMI, motor control, audio processing and edge-AI applications where heterogeneous compute partitioning between deterministic real-time control and high-throughput DSP/graphics is required. According to the STMicroelectronics product page, the STM32H755xI line integrates a Chrom-ART Accelerator, hardware crypto/hash accelerators, and a true random number generator. A microcontroller (MCU) is a compact integrated circuit that combines a processor core, on-chip memory (flash and SRAM), and programmable peripherals used to govern a specific operation in an embedded system. The STM32H755ZIT6 belongs to the STM32H7 family, which sits at the top of the ST Cortex-M portfolio between the mainstream STM32F4/F7 lines and the lower-power STM32L4/U5 lines. Its dual-core architecture enables one core to handle time-critical control while the other runs communication stacks, GUI rendering, or machine-learning inference, with shared access to peripherals through a bus-matrix arbitration scheme. Key differentiating features include the 480 MHz Cortex-M7 with double-precision FPU and L1 cache, the 240 MHz Cortex-M4 with single-precision FPU, 2 MB flash with read-while-write support, 1 MB SRAM split across DTCM, AXI SRAM and SRAM1/2/3 domains, and an integrated SMPS step-down converter for high-efficiency core supply. The device exposes 114 GPIO, 35 communication interfaces (including Ethernet, USB OTG HS/FS, CAN FD, SPI, I2C, UART, SDMMC), three 16-bit ADCs up to 3.6 MSPS, two 12-bit DACs, two SAI for audio, an LCD-TFT controller, a JPEG codec, and a crypto/hash suite compliant with AES, SHA and RSA. Built on a 40 nm low-power CMOS process, the part operates from 1.62 V to 3.6 V on VDD and supports an industrial -40 °C to +85 °C temperature range. The dual-bank flash with read-while-write capability simplifies in-field firmware upgrades and A/B partition schemes, while the Chrom-ART accelerator offloads 2D drawing to free the Cortex-M7 for application code. The integrated SMPS reduces core current draw by roughly 30% compared to an external LDO-only supply, easing thermal design in compact enclosures. Typical applications include industrial HMI panels with TFT LCD, motor-control inverter boards, smart-home gateways, audio DSP front-ends with SAI-to-DAC chains, vision-based edge-AI nodes using the JPEG codec, and medical instrumentation requiring deterministic USB or Ethernet connectivity. The dual-core topology is especially valuable when a real-time control loop must coexist with a Linux-like user interface stack on the same die. When designing with this device, treat the SMPS inductor selection as critical because ripple directly couples into the core logic rail. Provide a 4.7 µF input bulk plus 100 nF + 1 µF ceramic decoupling near each VDD pin, and follow the ST reference layout for the 240 MHz M7 traces to avoid signal-integrity issues. Boot pins BOOT0 and the option-byte bank must be configured before each power cycle, otherwise the part may revert to system memory bootloader. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on the ST product page alone.

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STM32H757XIH6 - Dual-Core M7/M4 MCU, 2MB Flash, TFBGA-240 | STMicroelectronics
STM32H757XIH6

STM32H757XIH6 - Dual-Core M7/M4 MCU, 2MB Flash, TFBGA-240 | STMicroelectronics

The STMicroelectronics STM32H757XIH6 is a high-performance dual-core microcontroller pairing an Arm Cortex-M7 core running up to 480 MHz with a Cortex-M4 core running up to 240 MHz, integrating 2 MB of flash and 1 MB of SRAM in a 240+25-ball TFBGA (14x14 mm) package. It belongs to the STM32H7 family, ST's flagship line of 32-bit microcontrollers designed for compute-intensive embedded workloads. A microcontroller (MCU) is a compact integrated circuit containing a processor core, on-chip memory (Flash and SRAM), and programmable peripherals, used to govern a specific function in an embedded system. The category spans from simple 8-bit controllers up to high-performance 32-bit dual-core devices like the STM32H7 series. Within ST's portfolio hierarchy, the STM32H7 sits above STM32F7, STM32L4, and STM32G4 families, targeting applications that require intensive computation, rich connectivity, and real-time responsiveness. Key features of the STM32H757XIH6 include the asymmetric dual-core architecture enabling workload partitioning between high-performance DSP/AI tasks (M7) and real-time control (M4), an integrated SMPS step-down converter for core supply efficiency, a hardware cryptographic accelerator with AES, hash, and true random number generator (TRNG), a Chrom-ART 2D graphics accelerator, an MIPI-DSI interface for displays, and 46 communication and analog interfaces including Ethernet, USB, CAN-FD, USART, SPI, I2C, multiple ADCs and DACs. The 1.62V to 3.6V supply range supports battery-backed operation. From a technical depth perspective, the device leverages ST's 40 nm low-power CMOS process, which enables the M7 core to sustain 480 MHz at Cortex-M7 performance levels with DSP extensions while keeping the M4 core running real-time tasks independently. The 2 MB dual-bank flash supports read-while-write operation, allowing one bank to execute code while the other is updated. A 16-stream DMA controller offloads data movement, and the flexible memory controller (FMC) extends the system with external SDRAM, NOR, or NAND flash. Typical applications include industrial PLC and HMI panels, motor-control drives (field-oriented control of PMSM and BLDC motors), high-end audio processors, medical patient monitoring, advanced driver-assistance systems (ADAS), robotics controllers, and smart-home/IoT edge gateways. The dual-core design is particularly suited to systems that must simultaneously run a graphical UI on the M7 and a deterministic control loop on the M4. When designing with the STM32H757XIH6, place 100 nF decoupling capacitors close to every VDD pin and use a bulk capacitor on the main 3.3 V rail. Boot-mode pins (BOOT0 and options bytes) must be configured correctly to select the desired boot source (Flash, system memory bootloader, or SDRAM). The TFBGA-240 package requires a 14x14 mm PCB land pattern with 0.8 mm ball pitch, and thermal copper area should be sized to keep junction temperature below 125 °C at full M7 load. This page synthesizes distributor pricing, drop-in TFBGA alternatives, and practical dual-core design notes not found in the manufacturer datasheet, giving engineers a single source for BOM decisions.

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STM32H7A3RGT6 - 280MHz Cortex-M7 MCU with 1.4MB RAM | STMicroelectronics
STM32H7A3RGT6

STM32H7A3RGT6 - 280MHz Cortex-M7 MCU with 1.4MB RAM | STMicroelectronics

The STMicroelectronics STM32H7A3RGT6 is a high-performance 32-bit microcontroller based on the ARM Cortex-M7 core, operating at up to 280 MHz. It is part of the STM32H7A3 line, which is optimized for applications requiring high processing power, large memory, and advanced connectivity. The device is housed in a 64-pin LQFP package (LQFP64) and offers a rich set of peripherals, including multiple communication interfaces, analog-to-digital converters, and timers. A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory (RAM and flash), and programmable input/output peripherals. The STM32H7A3RGT6 belongs to the STM32H7 family, which is part of the broader STM32 series of 32-bit microcontrollers. These MCUs are widely used in industrial control, consumer electronics, and IoT devices due to their balance of performance, power efficiency, and peripheral integration. Key features of the STM32H7A3RGT6 include a 280 MHz ARM Cortex-M7 core with double-precision floating-point unit (FPU), 1.4 MB of SRAM, and 2 MB of flash memory. It supports external memory interfaces for SDRAM, SRAM, and NOR flash, and includes a Chrom-ART Accelerator for graphics. The device also features a comprehensive set of security features, including hardware cryptographic acceleration and a true random number generator (TRNG). The STM32H7A3RGT6 is built on a high-performance architecture that includes a 32-bit multi-AHB bus matrix, enabling efficient data transfer between the core, memory, and peripherals. The Cortex-M7 core with its 6-stage pipeline and branch prediction delivers high instruction throughput, making it suitable for real-time control and digital signal processing applications. The device also includes a memory protection unit (MPU) and a cache for both instruction and data, enhancing system reliability and performance. Typical applications include industrial automation, motor control, smart home devices, and high-end consumer electronics. The large memory and high clock speed make it ideal for applications requiring complex algorithms, such as predictive maintenance and advanced user interfaces. The device's rich connectivity options, including Ethernet, USB, and multiple UART/SPI/I2C interfaces, enable seamless integration into networked systems. When designing with the STM32H7A3RGT6, ensure proper power supply decoupling with 100 nF capacitors close to each power pin and a 4.7 uF bulk capacitor. The device supports a wide supply voltage range of 1.62V to 3.6V, allowing flexible power design. For high-speed interfaces, follow the layout guidelines in the datasheet to maintain signal integrity.

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STM32H7A3RIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H7A3RIT6

STM32H7A3RIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics

The STMicroelectronics STM32H7A3RIT6 is a high-performance ARM Cortex-M7 32-bit RISC-core microcontroller operating at up to 280 MHz, integrating 2 MB of Flash memory and 1376 KB of SRAM in a 64-pin LQFP (10x10 mm) package. The device is built on a 40 nm CMOS process and includes a double-precision FPU, L1 cache (16 KB +16 KB), and DSP instructions, delivering up to 1177 DMIPS / 2741 CoreMark performance for compute-intensive embedded workloads. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory, and programmable peripherals; the STM32 family is the 32-bit ARM Cortex-M based MCU portfolio from STMicroelectronics, spanning ultra-low-power (L0/L4), mainstream (F0/F1/F3/G0/G4), high-performance (F4/F7/H7), and wireless (WB/WL) lines. The Cortex-M7 core sits at the top of the Cortex-M performance hierarchy, above Cortex-M4/M33, and the H7A3 line further extends the H7 family with larger Flash and a cost-optimized peripheral set. Key features of the STM32H7A3RIT6 include 2 MB single-bank Flash with ECC, 1376 KB total SRAM (1 MB DTCM + 192 KB SRAM1 + 64 KB SRAM2 + 64 KB SRAM3 + 56 KB SRAM4), extensive connectivity (USB 2.0 FS+OTG, CAN-FD x2, SDMMC x2, USART/UART/SPI/I2C), a 16-bit ADC, two 12-bit DACs, two 32-bit timers, and multiple 16-bit timers. An external memory interface (FMC) and OCTOSPI/Quad-SPI interface allow expansion to external Flash/PSRAM, supporting displays up to XGA resolution. Typical applications include industrial motor control and factory automation, human-machine interfaces (HMI) with TFT LCD, audio processing with the dedicated SAI interface, IoT gateways, drones/flight controllers, point-of-sale terminals, and high-performance consumer devices. Designers often select the H7A3 line for higher performance than F7/F4 with no need for the dual-core A7 architecture of the H7 family. When designing with this MCU, ensure the SMPS or external LDO supplies 1.62-3.6 V to VDD with correct power sequencing; D1 and D2 power domains require separate decoupling. Use ST's STM32CubeMX for clock tree, peripheral pinout, and code generation to minimize bring-up time.

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STM32H7A3VGT6 - 280MHz Cortex-M7 MCU, 1MB Flash | STMicroelectronics
STM32H7A3VGT6

STM32H7A3VGT6 - 280MHz Cortex-M7 MCU, 1MB Flash | STMicroelectronics

The STMicroelectronics STM32H7A3VGT6 is a high-performance Arm Cortex-M7 based microcontroller operating at up to 280 MHz, delivering 1.4 MB of flash memory and 1.4 MB of SRAM in a 100-pin LQFP package. It is part of the STM32H7A3 line, designed for applications requiring intensive computation, rich connectivity, and advanced security features. What is a microcontroller (MCU)? A microcontroller is a compact integrated circuit that combines a processor core, memory, and programmable input/output peripherals on a single chip. It is the brain of embedded systems, executing firmware to control devices, process sensor data, and communicate with other systems. MCUs are classified within the broader hierarchy of embedded processors, which includes microprocessors, digital signal processors (DSPs), and system-on-chips (SoCs). The STM32H7A3VGT6 sits at the high-performance end of the MCU spectrum, offering near-DSP-level compute capability. Key features include a 280 MHz Arm Cortex-M7 core with double-precision FPU, 1.4 MB flash, 1.4 MB SRAM, and a rich set of peripherals: multiple 16-bit and 32-bit timers, 12-bit ADCs, 12-bit DACs, and advanced communication interfaces (USART, SPI, I2C, FDCAN, USB OTG, Ethernet MAC). The device also integrates a hardware cryptographic accelerator (AES, DES, 3DES, SHA-1, SHA-256) and a true random number generator (TRNG) for secure applications. Technically, the STM32H7A3VGT6 is built on a 40nm process, enabling high clock speeds with moderate power consumption. The Cortex-M7 core features a 6-stage pipeline, branch prediction, and a memory protection unit (MPU), supporting real-time deterministic execution. The device supports external memory interfaces (FMC) for SDRAM, NOR, and NAND flash expansion, and a flexible memory controller for parallel and serial interfaces. Typical applications include industrial automation (PLC, motor control), medical devices (patient monitors, infusion pumps), consumer electronics (smart speakers, wearables), and IoT gateways. The high core speed and rich peripherals make it suitable for real-time control, audio processing, and edge AI inference. When designing with this device, ensure adequate decoupling on all power pins and a proper crystal oscillator layout for the HSE. The 100-pin LQFP package requires careful thermal management; use a 4-layer PCB with a solid ground plane to dissipate heat effectively.

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STM32H7A3VIT6 - 280MHz Cortex-M7 MCU, 2MB Flash, LQFP-100 | STMicroelectronics
STM32H7A3VIT6

STM32H7A3VIT6 - 280MHz Cortex-M7 MCU, 2MB Flash, LQFP-100 | STMicroelectronics

The STMicroelectronics STM32H7A3VIT6 is a high-performance 32-bit ARM Cortex-M7 microcontroller operating at up to 280 MHz, delivering 2 MB of Flash memory and approximately 1.4 MB of SRAM in a 100-pin LQFP (14x14 mm) package. It belongs to the STM32H7A3xI/G line that combines a single-core Cortex-M7 with a rich set of peripherals aimed at motor control, audio, graphics and general-purpose high-speed embedded designs. A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile working memory (SRAM), and a wide range of peripheral interfaces into one package. Within the broader semiconductor taxonomy, an MCU sits under microcontrollers, which are a subcategory of integrated circuits (ICs); the Cortex-M7 core specifically belongs to the ARM Cortex-M family of embedded cores, optimized for deterministic real-time performance and DSP workloads. The STM32H7 series extends this family with the highest clock rates and largest memory footprints in the STM32 portfolio. Key features include a 16-bit ADCs sampling up to 3.6 MSPS, fast 12-bit DACs, two USB 2.0 Full-Speed/High-Speed OTG controllers, multiple CAN FD, SDMMC, FMC, and a TFT-LCD controller. On-chip math accelerators (FMAC, CORDIC) and the Chrom-ART (DMA2D) graphics engine offload CPU-intensive operations, while hardware cryptographic accelerators and a true random number generator (TRNG) support secure connectivity use cases. The Cortex-M7 core includes a double-precision FPU, L1 instruction and data caches (16 KB each), and a tightly-coupled SRAM region for zero-wait-state execution, enabling 280 MHz operation with sustained DSP throughput. The bus matrix is multi-layer AHB, allowing concurrent high-bandwidth access between the CPU, the Chrom-ART engine, and the SDMMC/USB peripherals without bus starvation. Typical applications include industrial motor drives, factory automation PLCs, audio processing and professional audio interfaces, HMI panels with TFT displays, IoT edge nodes with secure connectivity, and automotive-grade body and comfort modules (when ordered in the AEC-Q100 'Q' suffix variant). When designing with the STM32H7A3VIT6, pay close attention to power-supply decoupling and trace impedance around the high-speed SDMMC and USB signals. Proper boot-mode configuration on the BOOT0 pin and OTP area management is essential for field-deployable firmware security. This page synthesizes distributor pricing, pin-compatible drop-in alternatives, and practical design notes that are not found in the manufacturer datasheet alone.

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STM32H7A3ZIT6Q - Cortex-M7 MCU 280MHz 2MB Flash | STMicroelectronics
STM32H7A3ZIT6Q

STM32H7A3ZIT6Q - Cortex-M7 MCU 280MHz 2MB Flash | STMicroelectronics

The STMicroelectronics STM32H7A3ZIT6Q is a high-performance 32-bit ARM Cortex-M7 microcontroller operating at up to 280 MHz, featuring 2 MB of Flash and approximately 1376 KB of SRAM, housed in a 144-pin LQFP (20x20 mm) package. The 'Q' suffix indicates the industrial-grade temperature range and ST's automotive-grade qualification per AEC-Q100, making it suitable for harsh-environment applications that demand both processing throughput and long-term reliability. What is an ARM Cortex-M7 microcontroller? It is a 32-bit RISC processor core designed by Arm for embedded real-time workloads. The Cortex-M7 superset within the Cortex-M family introduces a six-stage superscalar pipeline, dual-issue capability, single/double-precision FPU, DSP extensions, and an instruction cache (I-cache) plus data cache (D-cache) with optional TCM (Tightly Coupled Memory) interfaces. In the broader taxonomy it sits above Cortex-M4 (no cache, no dual-issue) and below Cortex-A application processors, occupying the high-performance MCU tier. Key features of the STM32H7A3ZIT6Q include the Cortex-M7 core with double-precision FPU and L1 cache (16 KB I-cache + 16 KB D-cache), Chrom-ART graphics accelerator for TFT-LCD pipelines, up to 1.4 MB contiguous SRAM with multiple block options, two 16-bit ADCs (up to 3.6 MSPS), two 12-bit DACs, multiple U(S)ART/SPI/I2C/FDCAN/USB interfaces, SDMMC, Ethernet MAC, and a JTAG/SWD debug interface. The device integrates a 32-bit timer, 16-bit timers, and an HRTIM high-resolution timer for power-conversion control. Architecturally, the H7A3 line leverages ST's 40 nm embedded-Flash process, with bus-matrix decoupling of code (TCM), main SRAM, and peripherals for deterministic interrupt latency. The dual-bank Flash supports read-while-write, allowing firmware updates without halting execution. Cryptography acceleration (AES, SHA, RNG) is included for secure-boot and TLS workloads. Typical applications include industrial motor control (field-oriented control of PMSM and induction motors via HRTIM), HMI panels with TFT-LCD rendered through Chrom-ART, building-automation controllers, solar inverters, EV charging station control boards, and audio DSP front-ends. The wide temperature range and AEC-Q100 grade extend fit to chassis ECUs and body controllers. Design consideration: at 280 MHz the device dissipates roughly 250-400 mW depending on peripheral activity; a four-layer PCB with a continuous ground plane beneath the LQFP exposed pad is recommended to keep junction temperature within the 125 C industrial limit. Use ST's STM32CubeMX to generate pin-multiplexing tables and the HAL/LOWER-LAYER driver scaffolding. This page synthesizes distributor pricing, drop-in same-package alternatives, and AEC-Q100 design notes not found on the standalone manufacturer datasheet.

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STM32H7B0RBT6 - 32-bit Arm Cortex-M7 MCU 280MHz | STMicroelectronics
STM32H7B0RBT6

STM32H7B0RBT6 - 32-bit Arm Cortex-M7 MCU 280MHz | STMicroelectronics

The STMicroelectronics STM32H7B0RBT6 is a high-performance 32-bit microcontroller based on the Arm Cortex-M7 core, operating at up to 280 MHz. It is part of the STM32H7 series, designed for demanding applications requiring high processing power, advanced connectivity, and rich analog peripherals. The device is housed in a 64-pin LQFP package (LQFP64) and provides a comprehensive set of features including 128 Kbytes of Flash memory, 1 Mbyte of RAM, and a wide range of communication interfaces. 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 RAM), and programmable input/output peripherals on a single chip. Microcontrollers are the brains of countless electronic devices, from automotive engine control units to IoT sensors and industrial automation systems. The STM32H7 series represents the high-performance tier of STMicroelectronics' STM32 portfolio, offering the Arm Cortex-M7 core with double-precision floating-point unit (FPU) and DSP instructions, making it suitable for real-time control, signal processing, and AI at the edge. Key features of the STM32H7B0RBT6 include a 280 MHz Arm Cortex-M7 core with 128 Kbytes of Flash and 1 Mbyte of RAM, a 16-bit ADC with up to 3.6 MSPS, multiple 16-bit and 32-bit timers, and a rich set of communication interfaces including USART, SPI, I2C, CAN, USB OTG, and Ethernet. The device also features a Chrom-ART Accelerator for 2D graphics, a cryptographic acceleration unit, and a true random number generator (TRNG). These features enable high-performance computing and secure data handling in a compact footprint. From a technical depth perspective, the STM32H7B0RBT6 leverages a 32-bit Arm Cortex-M7 core with a 6-stage pipeline, branch prediction, and a memory protection unit (MPU). The core supports single-cycle multiply-accumulate (MAC) instructions and hardware divide, enhancing real-time performance. The device integrates a flexible memory controller (FMC) for external memory expansion, and a power management unit with multiple low-power modes, including Sleep, Stop, and Standby, to optimize energy consumption. The advanced analog peripherals, including a 16-bit ADC with oversampling and a 12-bit DAC, provide high-resolution data acquisition for industrial and medical applications. Typical applications for the STM32H7B0RBT6 include industrial motor control, power conversion, advanced human-machine interfaces (HMI), IoT gateways, audio processing, and medical devices. Its high clock speed and rich peripheral set make it ideal for applications requiring real-time control and complex algorithms, such as robotics and drone flight controllers. The device's connectivity options, including Ethernet and USB, enable seamless integration into networked systems. When designing with the STM32H7B0RBT6, ensure adequate decoupling of the power supply pins with 100 nF capacitors placed close to each VDD pin, and a 4.7 uF bulk capacitor. The VDDA pin requires a dedicated 1 uF capacitor to ground for analog performance. For high-speed communication interfaces, pay attention to PCB layout to minimize signal integrity issues. The device supports a wide supply voltage range of 1.62V to 3.6V, allowing flexible power design.

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STM32H7B0VBT6 - 280MHz Cortex-M7 MCU, 128KB Flash | STMicroelectronics
STM32H7B0VBT6

STM32H7B0VBT6 - 280MHz Cortex-M7 MCU, 128KB Flash | STMicroelectronics

The STMicroelectronics STM32H7B0VBT6 is a high-performance 32-bit microcontroller based on the ARM Cortex-M7 core, operating at up to 280 MHz. It is part of the STM32H7 series, designed for demanding applications requiring high processing power, advanced connectivity, and rich analog peripherals. The device is housed in a 100-pin LQFP package (VBT6 suffix) and provides a balanced feature set for industrial, consumer, and IoT applications. A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals on a single chip. The STM32H7B0VBT6 belongs to the high-performance MCU category, positioned above mainstream MCUs like the STM32F4 series, and is part of the broader STM32 family from STMicroelectronics. Its Cortex-M7 core with double-precision FPU and DSP instructions enables efficient handling of complex algorithms, making it suitable for real-time control, signal processing, and AI edge applications. Key features include a 280 MHz ARM Cortex-M7 core with double-precision FPU, 128 KB of flash memory, and 1.4 MB of SRAM. The device supports external memory interfaces via FMC and OCTOSPI, enabling expansion of code and data storage. It integrates a rich set of peripherals including multiple 16-bit and 32-bit timers, 12-bit ADCs, DACs, and advanced communication interfaces such as USART, SPI, I2C, CAN FD, USB OTG, and Ethernet. The device operates from a 1.62V to 3.6V supply and is available in a 100-pin LQFP package with a temperature range of -40°C to +85°C. The STM32H7B0VBT6 is built on a high-performance architecture with a 32-bit multi-AHB bus matrix, enabling concurrent access to memory and peripherals. It includes a Chrom-ART Accelerator for 2D graphics, a cryptographic acceleration unit, and a true random number generator. The device supports various low-power modes, including Sleep, Stop, and Standby, with typical power consumption in the microamp range in standby mode. The advanced memory protection unit (MPU) and secure access modes enhance system security. Typical applications include industrial control systems, motor control, smart home gateways, audio processing, and high-end consumer electronics. The high clock speed and rich peripherals make it ideal for real-time control and edge AI inference. The device also supports external memory expansion, making it suitable for applications requiring large data buffers or code storage. When designing with this MCU, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin. The VDDA pin requires a dedicated 1uF capacitor for analog performance. For high-speed communication interfaces, pay attention to PCB layout to minimize signal integrity issues. The device supports in-circuit programming and debugging via SWD and JTAG interfaces, facilitating development.

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STM32H7B3ZIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics
STM32H7B3ZIT6

STM32H7B3ZIT6 - 280MHz Cortex-M7 MCU, 2MB Flash | STMicroelectronics

The STMicroelectronics STM32H7B3ZIT6 is a high-performance 32-bit microcontroller based on the Arm Cortex-M7 core, operating at up to 280 MHz. It integrates 2 MB of flash memory and 1.4 MB of SRAM, making it suitable for demanding applications such as industrial control, motor control, and high-end consumer electronics. The device is housed in a 144-pin LQFP package (LQFP144) with a 20x20 mm body, providing ample I/O for complex system integration. A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory, and programmable input/output peripherals. The STM32H7B3ZIT6 belongs to the STM32H7 series, which is part of the broader STM32 family of 32-bit flash microcontrollers. This family is widely used in embedded systems, ranging from simple sensor nodes to complex industrial automation, due to its balance of performance, power efficiency, and peripheral integration. Key features of the STM32H7B3ZIT6 include a 280 MHz Cortex-M7 core with double-precision FPU, a Chrom-ART Accelerator for 2D graphics, and a comprehensive set of communication interfaces including Ethernet, USB OTG HS, and multiple USARTs/SPIs/I2Cs. It also features a 16-bit ADC with 3.6 MSPS, a cryptographic acceleration unit, and a true random number generator. The device supports a wide supply voltage range of 1.62V to 3.6V and operates over a temperature range of -40°C to +85°C. Architecturally, the STM32H7B3ZIT6 leverages a dual-core architecture in some variants, but this specific model features a single Cortex-M7 core with an L1 cache, achieving 856 CoreMark score. The device includes a flexible memory controller supporting external SDRAM, SRAM, and NOR/NAND flash, enabling large data buffers and graphics frame buffers. The Chrom-ART Accelerator offloads 2D drawing tasks from the CPU, improving graphics performance in HMI applications. Typical applications include high-end human-machine interfaces (HMI), industrial automation controllers, motor control drives, and audio processing. The high clock speed and rich peripherals make it ideal for real-time control and signal processing. The device also supports secure boot and firmware update mechanisms, enhancing system security. When designing with this MCU, ensure adequate decoupling on all power pins and a stable clock source. The internal LDO can be bypassed for lower power consumption, but careful attention to the power sequencing is required. The device offers multiple low-power modes, allowing optimization for battery-powered applications.

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STM32L010C6T6 - Ultra-Low-Power ARM Cortex-M0+ MCU | STMicroelectronics
STM32L010C6T6

STM32L010C6T6 - Ultra-Low-Power ARM Cortex-M0+ MCU | STMicroelectronics

The STMicroelectronics STM32L010C6T6 is an ultra-low-power 32-bit microcontroller based on the ARM Cortex-M0+ core, operating at up to 32 MHz. It is part of the STM32L0 series, designed for energy-efficient applications requiring long battery life. The device features 32 KB of Flash memory and 8 KB of SRAM, with a wide supply voltage range of 1.8V to 3.6V, making it suitable for battery-powered and energy-harvesting systems. An ultra-low-power microcontroller (MCU) is a system-on-chip that integrates a processor core, memory, and peripherals, optimized to minimize power consumption while maintaining performance. The STM32L010C6T6 belongs to the STM32L0 family, which is part of the broader STM32 32-bit MCU portfolio. This hierarchy places it within the ARM Cortex-M0+ processor category, a 32-bit RISC architecture known for its energy efficiency and simplicity, ideal for cost-sensitive and power-constrained applications. Key features include multiple low-power modes (Sleep, Low-power Run, Low-power Sleep, Stop, Standby) with current consumption as low as 0.29 µA in Standby mode with RTC, and 3.4 µA in Stop mode. The MCU integrates a 12-bit ADC with up to 16 channels, two comparators, a DMA controller, and a variety of communication interfaces including I2C, SPI, and USART. It also includes a real-time clock (RTC) with calendar and alarm functions, and a true random number generator (RNG). The STM32L010C6T6 is built on ST's ultra-low-power technology, featuring a flexible clock management with an internal 16 MHz RC oscillator and an external 32.768 kHz crystal for the RTC. The device supports a wide operating temperature range of -40°C to +85°C, and is available in a 48-pin LQFP package (7x7 mm). It is RoHS compliant and lead-free, meeting environmental standards for global distribution. Typical applications include battery management systems, portable medical devices, smart sensors, IoT nodes, and industrial control systems. Its low power consumption and rich analog peripherals make it ideal for applications requiring precise analog measurements and long operational life. When designing with this MCU, careful attention should be paid to power supply decoupling and PCB layout to minimize noise and ensure reliable operation. The use of the internal RC oscillator can reduce external component count, but for time-critical applications, an external crystal is recommended for better accuracy.

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STM32L010K4T6 - 32MHz Cortex-M0+ MCU 16KB | STMicroelectronics
STM32L010K4T6

STM32L010K4T6 - 32MHz Cortex-M0+ MCU 16KB | STMicroelectronics

The STMicroelectronics STM32L010K4T6 is an ultra-low-power value-line 32-bit ARM Cortex-M0+ microcontroller integrating 16 KB of Flash, 2 KB of SRAM, and 128 bytes of user EEPROM in a 32-pin LQFP 7x7 mm package. The device operates up to 32 MHz from a 1.65 V to 3.6 V supply and includes a 12-bit ADC, two general-purpose 16-bit timers, one low-power timer (LPTIM), one RTC, SysTick, two watchdogs (independent and window), and standard STM32 communication peripherals such as I2C, SPI, and USART. What is an ultra-low-power microcontroller? An ultra-low-power MCU (often called ULP MCU) is a microcontroller architected around deep sleep modes in which most analog and digital peripherals are gated off, the CPU is stopped, and current consumption can drop to the nanoampere range. These parts target battery-powered and energy-harvesting designs where the average sleep current, not the active current, dominates battery life. The STM32L010 sits at the entry level of the STM32L0 family, descending from STMicroelectronics' broader STM32 32-bit MCU family that also includes mainstream (F0/F1/F3), high-performance (F4/F7/H7), and wireless (WB/WL) lines. Key features that differentiate the K4 from siblings in the L0 line include the inclusion of 128 bytes of true EEPROM (rare for STM32 and useful for storing calibration or user settings without page-erase wear on Flash), 4 KB of usable SRAM after bootloader reservation, an extended temperature range of -40 C to +85 C, and four low-power modes (Sleep, Low-power sleep, Stop with RTC, and Standby). The integrated 12-bit ADC supports hardware oversampling, enabling up to 16-bit equivalent resolution for sensor measurements in slow-moving signals such as temperature, light, or battery voltage. At the architectural level, the Cortex-M0+ core uses the Thumb-2 instruction subset optimized for code density, single-cycle I/O via the ARMv6-M architecture, and a Nested Vectored Interrupt Controller (NVIC). The part is supplied in a 32-pin LQFP package (7x7 mm body) which keeps the PCB footprint compact while leaving enough GPIO for typical embedded designs. The K4 suffix maps to a 32-pin LQFP package; the F4 variant ships the same die in a 20-pin TSSOP for tighter boards. Typical applications include battery-powered IoT sensor nodes, smart meters, wearables, remote controls, and any ultra-low-power embedded design that needs true 32-bit performance with sub-microamp standby. The compact 32-pin LQFP footprint and ST-supplied ecosystem (CubeMX, HAL, STM32CubeIDE, and the X-CUBE-ULP Expansion Package) reduce time to prototype. When designing with this part, pay attention to the stop-mode current budget and decoupling. Two 100 nF ceramic caps must be placed within 2 mm of VDD/VDDA, plus a 1 uF bulk cap on the regulator input; the NRST pin requires a 10 kohm pull-up and a 100 nF cap for a reliable reset, and the BOOT0 pin must be tied low for normal Flash boot. Estimated power-down current in Standby with RTC running is typically under 1 uA, allowing coin-cell designs to last years. This page synthesizes distributor pricing, drop-in alternatives within the same 32-pin LQFP footprint, and practical design notes not assembled in the ST datasheet alone.

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STM32L010RBT6 - Ultra-Low-Power ARM Cortex-M0+ MCU | STMicroelectronics
STM32L010RBT6

STM32L010RBT6 - Ultra-Low-Power ARM Cortex-M0+ MCU | STMicroelectronics

The STM32L010RBT6 is an ultra-low-power 32-bit microcontroller from STMicroelectronics, based on the ARM Cortex-M0+ core. It operates at a maximum frequency of 32 MHz and provides 128 KB of Flash memory and 20 KB of SRAM. The device is housed in a 64-pin LQFP package (LQFP64) and is designed for a wide range of battery-powered and energy-efficient applications. 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. Microcontrollers are the brain of countless electronic products, from household appliances to industrial control systems. The STM32L010 series belongs to the STM32L0 family, which is part of the broader STM32 portfolio of 32-bit ARM Cortex-M based MCUs. This family is optimized for ultra-low-power operation, making it ideal for applications where energy efficiency is critical. Key features of the STM32L010RBT6 include multiple low-power modes (Sleep, Low-power run, Low-power sleep, Stop with RTC, Stop without RTC, Standby with RTC, Standby without RTC), a 12-bit ADC with up to 16 channels, multiple communication interfaces (I2C, SPI, USART), and a variety of timers. The device supports a supply voltage range of 1.8V to 3.6V and operates over a temperature range of -40°C to +85°C. It is RoHS compliant and available in a lead-free package. From a technical depth perspective, the STM32L010RBT6 leverages the ARM Cortex-M0+ core, which is known for its energy efficiency and small code footprint. The device includes a nested vectored interrupt controller (NVIC), a SysTick timer, and a memory protection unit (MPU) for enhanced reliability. The ultra-low-power design is achieved through advanced power management techniques, including dynamic voltage scaling and multiple low-power modes that allow the MCU to consume as little as 0.29 µA in Standby mode with RTC. Typical applications include battery-powered sensors, IoT devices, wearable electronics, smart home controllers, and industrial monitoring systems. The STM32L010RBT6 is particularly well-suited for applications that require long battery life, such as wireless sensor nodes and portable medical devices. Its rich set of peripherals and low-power capabilities make it a versatile choice for embedded designers. When designing with this MCU, it is important to consider the power supply decoupling and the selection of appropriate low-power modes to maximize battery life. The device supports a wide range of clock sources, including an internal RC oscillator and external crystals, allowing designers to optimize for cost and performance. Proper PCB layout, including a solid ground plane and short traces for high-frequency signals, is recommended for reliable operation.

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STM32L011F4P6 - 16KB Flash Cortex-M0+ MCU 32MHz | STMicroelectronics
STM32L011F4P6

STM32L011F4P6 - 16KB Flash Cortex-M0+ MCU 32MHz | STMicroelectronics

The STMicroelectronics STM32L011F4P6 is an ultra-low-power 32-bit ARM Cortex-M0+ microcontroller operating at up to 32 MHz, with 16 KB of Flash memory and 2 KB of SRAM, housed in a 20-pin TSSOP package. What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit that combines a processor core, memory, and programmable input/output peripherals on a single chip. Within the embedded-systems hierarchy, an MCU sits above simple logic ICs but below application processors, offering a balance of performance, power efficiency, and cost for dedicated control tasks. The STM32L011F4P6 belongs to ST's STM32L0 access line, the entry point of the STM32 ultra-low-power family. Key features include a 12-bit ADC with up to 1 Msps sampling, multiple communication interfaces (I2C, SPI, USART), a rich set of timers, a real-time clock (RTC), a low-power UART (LPUART), and a 96-bit unique device ID for security and traceability. The device runs from a wide 1.8V to 3.6V supply, operates from -40C to +85C, and is built on ST's ultra-low-power process technology. Multiple low-power modes - Sleep, Low-power Run, and Stop - deliver typical current as low as 0.23 uA in Stop mode with RTC running, making it suitable for coin-cell and energy-harvesting designs. The flexible clock tree supports internal MSI/HSI/LSI sources plus an external 32.768 kHz crystal for precise RTC timing. Typical applications include portable medical devices, smart sensors, IoT battery nodes, and industrial monitoring systems, where the small TSSOP-20 footprint and microamp-level sleep currents extend battery life dramatically. Design consideration: achieve the lowest sleep currents by using the internal LSI for the RTC and configuring unused GPIOs to analog mode; every external clock source adds standby current. This page synthesizes distributor pricing (as of 2026-09-06), pin-compatible alternatives, and practical design notes not found in the manufacturer datasheet alone.

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STM32L011K4T6 - 32MHz, 16KB Flash MCU | STMicroelectronics
STM32L011K4T6

STM32L011K4T6 - 32MHz, 16KB Flash MCU | STMicroelectronics

The STMicroelectronics STM32L011K4T6 is a 32-bit ultra-low-power microcontroller with a 32 MHz Arm Cortex-M0+ processor, 16 KB of Flash memory, and a 32-LQFP package measuring 7 mm by 7 mm. Designed for energy-sensitive embedded systems, it combines basic control performance, compact dimensions, and low-power operation in one device. The STM32L011K4 family provides reset and supply-management features for embedded products requiring economical, space-constrained control. A microcontroller is a programmable semiconductor that integrates a CPU, memory, and peripherals into one component. The STM32L011K4 belongs to the STM32L0 access-line hierarchy: microcontroller, 32-bit microcontroller, Arm Cortex-M0+ microcontroller, and ultra-low-power embedded controller. It is suitable when a product needs more processing capability than a basic logic device but does not require the memory or peripheral set of a higher-end MCU. Verified source data identifies three headline characteristics: a 32 MHz operating frequency, 16 KB of Flash memory, and a 32-LQFP 7 mm by 7 mm package. The Cortex-M0+ core provides a 32-bit RISC architecture for firmware control, while the integrated Flash permits resident application code. The supplied product result also identifies the MCU as an STM32L0-series device with ultra-low-power positioning. The STM32L011K4T6 is appropriate for compact embedded controllers that collect simple sensor inputs, manage digital outputs, or execute low-bandwidth control functions. Its 16 KB Flash capacity should be checked against application code, bootloader, and update requirements before design release. Peripheral assignments, electrical limits, clock configurations, memory details, and package pin functions require confirmation from the manufacturer datasheet before PCB release. Typical application directions include low-power sensor nodes, compact industrial control modules, building automation endpoints, battery-operated instruments, and small motor or actuator-control products. The STM32L0 positioning can help reduce overall system size when a full-featured MCU is unnecessary. Nevertheless, firmware designers should verify analog, timing, communication, and low-power requirements against the exact device variant. A key design consideration is package and firmware validation. The 32-LQFP footprint provides exposed peripheral routing and is suitable for conventional multilayer or two-layer assemblies, but every unused pin and power connection must follow the official pinout. Before purchasing, compare the exact MPN, package, memory configuration, temperature grade, and lifecycle status with the current manufacturer and distributor records.

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STM32L021D4P7 - Ultra-Low-Power ARM Cortex-M0+ MCU | STMicroelectronics
STM32L021D4P7

STM32L021D4P7 - Ultra-Low-Power ARM Cortex-M0+ MCU | STMicroelectronics

The STMicroelectronics STM32L021D4P7 is an ultra-low-power 32-bit microcontroller based on the ARM Cortex-M0+ core, operating at up to 32 MHz. It is part of the STM32L0 series, designed for battery-powered and energy-harvesting applications where power efficiency is critical. The device integrates 16 KB of Flash memory and 512 bytes of EEPROM, along with 8 KB of SRAM, in a compact 14-pin TSSOP package. An ultra-low-power microcontroller (MCU) is a system-on-chip that combines a processor core, memory, and peripherals on a single integrated circuit, optimized for minimal energy consumption. The STM32L0 family sits within the broader hierarchy of microcontrollers, which are a type of embedded processor used in everything from consumer electronics to industrial control. The Cortex-M0+ core is a 32-bit RISC processor designed for low-power and cost-sensitive applications, offering a balance of performance and efficiency. Key features include multiple low-power modes (Sleep, Low-power Run, Low-power Sleep, Stop, Standby), a 12-bit ADC with hardware oversampling, ultra-low-power comparators, and a real-time clock (RTC) with calendar. The device supports a wide supply voltage range from 1.65V to 3.6V, making it suitable for single-cell battery operation. It also includes a rich set of communication interfaces, including I2C, SPI, and USART, enabling flexible connectivity. The STM32L021D4P7 is built on ST's ultra-low-leakage process technology, achieving typical current consumption of 0.29 µA in Standby mode with RTC, and 3.4 µA in Stop mode. This makes it ideal for applications that spend most of their time in sleep mode, waking periodically to perform tasks. The device also features a unique 96-bit ID, which can be used for security and traceability. Typical applications include wearable devices, smart sensors, medical monitoring devices, and industrial IoT nodes. Its low power consumption and small footprint make it perfect for space-constrained designs. For example, in a smart sensor node, the MCU can wake up every few seconds to read a sensor, process the data, and transmit it wirelessly, then return to sleep, extending battery life to years. When designing with this device, pay attention to the power supply decoupling and the selection of the appropriate low-power mode for your application. The STM32L0 series offers a comprehensive set of development tools, including the STM32CubeMX configuration tool and the STM32CubeL0 firmware library, which accelerate development and reduce time-to-market.

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STM32L021K4T6 - 32MHz 16KB Ultra-Low-Power MCU | STMicroelectronics
STM32L021K4T6

STM32L021K4T6 - 32MHz 16KB Ultra-Low-Power MCU | STMicroelectronics

The STMicroelectronics STM32L021K4T6 is an ultra-low-power 32-bit Arm Cortex-M0+ microcontroller with a 32 MHz maximum CPU frequency, 16 KB of Flash memory, 2 KB of SRAM, and AES hardware encryption capability. It is supplied in a 32-LQFP 7 mm × 7 mm package for compact embedded-control and low-power designs. The STM32L0 series is positioned as an access-line family focused on energy efficiency, compact integration, and cost-conscious embedded processing. An ultra-low-power microcontroller is designed to minimize energy consumption while maintaining responsive control, measurement, communications, and security functions. The STM32L021K4T6 belongs to the STM32L0 family, combines a RISC-based Cortex-M0+ core with embedded Flash, SRAM, analog and digital peripherals, and is intended for systems where low standby current and active processing efficiency are important. Key verified attributes include a 32 MHz maximum clock, 16 KB Flash, 2 KB SRAM, a 12-bit ADC, 512 bytes of EEPROM according to the indexed datasheet result, AES support, and a 32-LQFP package. These resources support compact sensor nodes, low-power measurement equipment, simple security-enabled controls, and general embedded products that do not require the memory or processing capacity of a higher-end STM32 device. The Cortex-M0+ architecture provides a 32-bit instruction set while maintaining a small, energy-conscious design footprint. The STM32L0 family’s reset and supply-management functions help support reliable startup and low-power operation. Designers should verify exact peripheral availability, pin multiplexing, voltage limits, clock settings, and current consumption against the manufacturer datasheet for the selected orderable variant. Typical applications include battery-powered sensors, compact industrial controllers, low-power measurement instruments, secure embedded gateways, portable accessories, and small consumer devices. The 32-LQFP 7 mm × 7 mm package supports conventional surface-mount assembly and provides a practical option for designs that need more exposed pins than a small leadless package provides. The main design consideration is selecting firmware and peripherals around the verified 16 KB Flash and 2 KB SRAM limits. Developers should reserve memory for the bootloader, application code, stack, data, and upgrade requirements, and should confirm the exact pin functions needed by the PCB before layout. This page combines verified manufacturer and distributor information with practical selection guidance and explicitly identifies parameters that still require datasheet confirmation.

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STM32L031C4T6 - 32MHz Arm Cortex-M0+ MCU | STMicroelectronics
STM32L031C4T6

STM32L031C4T6 - 32MHz Arm Cortex-M0+ MCU | STMicroelectronics

STMicroelectronics STM32L031C4T6 is an ultra-low-power 32-bit Arm Cortex-M0+ microcontroller operating at 32 MHz, with 16 KB of Flash memory and a 48-LQFP 7 x 7 mm package. The STM32L0 access-line device combines a compact general-purpose MCU with embedded peripherals for low-power sensing, control, communication, and monitoring systems. A microcontroller is a programmable semiconductor that integrates a processor core, nonvolatile program memory, working data memory, and peripherals into one device. The STM32L031C4T6 belongs to the STM32L0 family, whose Arm Cortex-M0+ architecture supports efficient control workloads while emphasizing low power consumption. Its 48-LQFP package provides 38 I/O positions according to the verified distributor listing, allowing external sensors, communications, and actuators to be connected without relying on a large fine-pitch package. Verified headline specifications include a 32 MHz CPU frequency, 16 KB of Flash organized as 16K x 8, 32-bit architecture, and a 48-LQFP package. STMicroelectronics describes the STM32L031x4/6 family as an access line of ultra-low-power MCUs. The part is suitable for designs where a compact controller, low-power operation, and a conventional through-hole-style leaded package are more important than maximum memory density or a high-pin-count surface-mount footprint. Technical suitability depends on the exact peripheral mix, RAM capacity, voltage range, clock configuration, and low-power figures associated with the selected orderable variant. Those values were not included in the supplied verified data, so they are not inferred here. Designers should use the official STM32L031C4 product page and manufacturer datasheet for definitive pin functions, electrical limits, memory details, and peripheral availability before schematic capture. Typical applications include compact environmental sensors, industrial condition-monitoring nodes, low-power remote controls, building and access equipment, small battery-operated instruments, and communication peripherals. The 48-LQFP format can simplify prototyping and manual rework compared with very fine-pitch packages, while the Cortex-M0+ ecosystem supports mainstream embedded C development and established debugging workflows. Designers should confirm every assigned 48-LQFP pin against the official pinout, especially for SWD programming, clocks, reset, and power pins. PCB planning should also provide clean grounding, accessible test points, and decoupling close to the device. Because the supplied search results do not expose detailed application-note schematics, this page avoids presenting unverified reference-circuit values. This page combines verified manufacturer and distributor data, same-package replacement guidance, practical integration considerations, and structured procurement information. It adds engineering context beyond a basic distributor listing while clearly separating confirmed facts from parameters that still require datasheet confirmation.

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STM32L031C6T6 - 32MHz Ultra-Low-Power MCU | STMicroelectronics
STM32L031C6T6

STM32L031C6T6 - 32MHz Ultra-Low-Power MCU | STMicroelectronics

The STMicroelectronics STM32L031C6T6 is an ultra-low-power 32-bit Arm Cortex-M0+ microcontroller operating at 32 MHz, with 32 KB of Flash memory in a 48-pin LQFP 7 x 7 mm package. It belongs to the STM32L0 access-line family and combines compact code and data storage with low-power-oriented embedded control. A microcontroller is a programmable system-on-chip that integrates a processor core, memory, and peripherals such as GPIO, timers, serial interfaces, and analog blocks. Within the hierarchy, the STM32L031C6T6 is an embedded microcontroller, a semiconductor, and a member of STMicroelectronics’ STM32 family. Its Arm Cortex-M0+ core provides a 32-bit RISC architecture suited to compact control, sensing, and communication tasks. Key verified features include a 32 MHz operating frequency, 32 KB Flash memory, and a 48-LQFP package. The verified distributor records also identify the STM32L0 series as an access-line ultra-low-power family. The 32 KB Flash capacity is useful for compact firmware that does not require the storage of a larger application, while the 48-pin package provides a substantial lead-count for external connections and mixed-signal or communication peripherals. The STM32L031C6T6 is positioned for low-power embedded systems where the Cortex-M0+ ecosystem, compact package, and 32 MHz processing capability are more important than high-end connectivity or large memory capacity. Its 3.3 V class supply description is reflected in distributor listings, although exact electrical limits, current consumption, peripheral inventory, temperature limits, and package dimensions must be confirmed against the manufacturer datasheet before design release. Typical applications include low-power sensor nodes, compact industrial controllers, battery-operated instruments, IoT edge devices, and small motor or actuator control boards. In a sensor node, the MCU can acquire measurements, filter data, and transmit results through a serial interface. In an industrial controller, its GPIO and timer resources can coordinate inputs, indicators, and actuators while maintaining a compact board footprint. The principal design consideration is firmware and peripheral planning. Engineers should verify the exact pin multiplexing, alternate functions, debug access, clock configuration, and low-power modes in the STM32L031C6 datasheet before assigning the 48 LQFP leads. This page combines verified distributor information, manufacturer product data, and practical sourcing guidance; it does not infer missing electrical specifications.

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