STM32F372VBT6 - 72MHz Cortex-M4 128KB MCU | STMicroelectronics
Teilenummer: STM32F372VBT6 ✓ AktivSTM32F372VBT6 Übersicht
A microcontroller is a semiconductor that integrates a processor core, memory, clocks, communication peripherals, analog interfaces, and GPIO on one integrated circuit. The STM32F3 family belongs to the ARM Cortex-M microcontroller hierarchy and combines deterministic real-time execution with extensive embedded peripherals. In this part, the Cortex-M4F core provides single-precision floating-point instructions alongside the standard 32-bit instruction set, allowing designers to implement control calculations without a separate processor or coprocessor.
The STM32F372VBT6's headline features include a 72 MHz core, 128 KB Flash, 24 KB SRAM, and 100-pin LQFP packaging. Its 128 KB Flash provides embedded code and nonvolatile data storage, while the SRAM supports stack space, variables, buffers, and real-time workloads. The 100-lead package exposes substantially more I/O than compact 32-pin or 48-pin devices, making the MCU suitable for boards combining digital control, communications, timers, and analog signal conditioning.
Technically, the part belongs to STMicroelectronics' STM32F3 performance-oriented microcontroller family. Its exact peripheral mix, operating-temperature grade, voltage ranges by domain, ADC performance, timer capabilities, and communication-interface configuration are not included in the supplied verified excerpts. Those values should be confirmed in the official STM32F372 datasheet before schematic capture, firmware configuration, and production release.
Typical uses include industrial motor control, sensor acquisition, programmable logic controllers, building-control equipment, medical instrumentation, and communication gateways. In a motor-control design, timers and external power stages would perform actuation while the Cortex-M4F core executes control algorithms and manages diagnostic signals. In data-acquisition equipment, the expanded package can simplify routing among sensors, converters, communications, and status indicators.
A principal design consideration is that an LQFP-100 footprint requires careful PCB layout, exposed thermal management, and adequate assembly clearance. Designers should verify every alternate-function pin, power domain, decoupling requirement, and peripheral instance against the manufacturer datasheet rather than relying on generic STM32F3 assumptions. This page distinguishes verified facts from missing device-specific information to prevent unsafe schematic substitutions.
Drop-in-Alternativen für STM32F372VBT6 – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit STM32F372VBT6 (gleiche Bauform und Footprint) – abweichend in Package, Product Type, Architecture, Flash Memory, Floating-Point Unit.
STM32F373VBT6
✅ Drop-In ⚠️ Spezifikationen ungeprüftPreis auf Anfrage
Datenblatt ansehen →STM32F303VCT6
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
STM32F302VCT6
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
STM32F372VBT6 Grenzwerte & elektrische Eigenschaften
| Product Type | 32-bit ARM Cortex-M4 microcontroller with FPU |
| Processor Core | ARM Cortex-M4 |
| Architecture | 32-bit RISC |
| Maximale Taktfrequenz | 72 MHz |
| Embedded Flash Memory | 128 KB |
| Flash Organization | 128K x 8 bits |
| SRAM | 24 KB |
| Floating-Point Unit | Yes |
| Versorgungsspannung | 2.5 V to 3.3 V |
| Gehäuse | 100-lead LQFP, 14 x 14 mm |
| Montageart | Surface mount |
| Program Memory Type | Embedded Flash |
| Datenbusbreite | 32-bit |
| Manufacturer Family | STM32F3 |
STM32F372VBT6 100-lead lqfp, 14 x 14 mm Pinbelegungsleitfaden
Pinbelegung für STM32F372VBT6 (100-lead lqfp, 14 x 14 mm-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für STM32F372VBT6.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
STM32F372VBT6 ist geeignet für 6 Anwendungs: Industrial Motor Controller, Industrial Sensor Acquisition, Programmable Logic Controller, Medical Monitoring Instrument, Building Control Gateway, Communication Equipment.
Industrial Motor Controller
The STM32F372VBT6 fits an industrial motor controller that requires deterministic real-time computation, control-law calculations, and numerous peripheral connections. Its 72 MHz ARM Cortex-M4 core includes an FPU for single-precision control arithmetic, while 128 KB of embedded Flash stores firmware, calibration data, and parameter tables. The 24 KB SRAM provides working memory for control variables, status structures, and communication buffers. The 100-lead LQFP exposes more I/O than a compact MCU package, which can simplify connections among gate drivers, encoders, sensors, and status indicators. Before finalizing the design, verify PWM channels, encoder timer assignments, ADC timing, current-sense inputs, and fault-handling pins in the manufacturer datasheet. External power-stage isolation and fault shutdown must be designed independently of the MCU.
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Industrial Sensor Acquisition
The STM32F372VBT6 is suitable for a multichannel sensor-acquisition system because its 72 MHz Cortex-M4F core can combine sampling control, digital filtering, and system communications. The verified 128 KB Flash capacity supports embedded firmware and calibration constants, while 24 KB SRAM can hold acquisition buffers and processing state. Its 100-pin LQFP offers more potential peripheral connections than smaller devices, allowing sensor inputs, conversion-control signals, communication interfaces, and local indicators to be routed more conveniently. Engineering verification should establish ADC resolution, sampling rate, input count, voltage limits, and conversion latency for the exact package. Also confirm whether each analog interface shares pins with alternate functions used by the intended communication peripherals, since alternate-function conflicts can force a different pin plan.
Empfohlen
Programmable Logic Controller
The STM32F372VBT6 can support a compact PLC or industrial controller because it combines a 72 MHz Cortex-M4F processor, 128 KB Flash, 24 KB SRAM, and a high-pin-count LQFP package. The processing headroom supports multitasking, protocol handling, and control logic, while the expanded package provides access to digital inputs, outputs, communications, and timers. A practical design would isolate field-side I/O, provide protected input conditioning, and include a watchdog and deterministic brownout strategy. Verify timer channels, communication peripherals, GPIO alternate functions, and operating-temperature limits against the official datasheet. Firmware should also include startup validation and safe-state behavior for outputs because an MCU reset does not inherently guarantee that external actuators enter a safe condition.
Empfohlen
Medical Monitoring Instrument
The STM32F372VBT6 may be used in a monitoring instrument when its real-time processing and I/O capacity suit the system architecture. The 72 MHz Cortex-M4F core can run acquisition control, filtering, trend processing, and user-interface logic, while 128 KB Flash holds application firmware and 24 KB SRAM supports working buffers. The 100-lead package can accommodate sensor interfaces, communication ports, indicators, and controls without relying on as many external expanders. For medical equipment, however, the listed electronics are not qualification evidence: the designer must apply the relevant risk-management process, electrical-safety requirements, isolation strategy, validation, and firmware controls. Exact analog performance, timer accuracy, communications, and environmental limits are not present in the supplied excerpts and must be confirmed for the order code.
Empfohlen
Building Control Gateway
The STM32F372VBT6 fits a building-control gateway that coordinates local sensors, actuators, and network interfaces. Its 72 MHz Cortex-M4F core offers enough performance for protocol handling and local control, and the 128 KB Flash provides room for embedded networking, diagnostics, and configuration logic. The 24 KB SRAM supports message buffers and state management. The 100-lead LQFP package can simplify connections among digital inputs, relay-driver interfaces, status LEDs, and communications. A gateway design should use watchdogs, brownout behavior, validated configuration data, and fail-safe defaults. The verified source mentions USB through a broad STM32F372 datasheet snippet but does not establish the exact USB peripheral configuration for this order code, so USB routing and support should be checked directly before selecting the MCU.
Empfohlen
Communication Equipment
The STM32F372VBT6 can be used as the control processor in communication equipment where a Cortex-M4F core, 72 MHz clock, embedded Flash, SRAM, and expanded package access are required. The processor can manage framing, protocol state, diagnostics, and host interfaces while the 100-pin package provides more GPIO and alternate-function options than a compact microcontroller. The verified excerpts do not provide a definitive list of UART, USB, CAN, or other interface resources for this exact order code, so these functions must be checked in the official pin table and reference manual. For a production design, validate protocol timing under worst-case interrupt load, provide adequate decoupling at each supply pin, and confirm that the selected transceiver operates at the intended logic voltage.
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Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für STM32F372VBT6 – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | STM32F373VBT6 | STM32F303VCT6 | STM32F302VCT6 |
|---|---|---|---|---|
| Package | 100-lead LQFP, 14 x 14 mm | 100-lead LQFP | 100-lead LQFP | 100-lead LQFP |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Processor Core | ARM Cortex-M4 with FPU | ARM Cortex-M4 with FPU | ARM Cortex-M4 family; exact candidate configuration requires verification | ARM Cortex-M4 family; exact candidate configuration requires verification |
| Architecture | 32-bit RISC | 32-bit RISC family | 32-bit RISC family | 32-bit RISC family |
| Series | STM32F3 | STM32F3 | STM32F3 | STM32F3 |
Wichtigste Unterscheidungsmerkmale
- Verified 128 KB embedded Flash and 24 KB SRAM configuration (vs. STM32F303VCT6)
- Exact 72 MHz operating frequency is established by the order code (vs. STM32F373VBT6)
- Expanded 100-lead LQFP connectivity (vs. STM32F373CCT6TR)
Designhinweise
Use the manufacturer LQFP-100 land pattern and verify it against the package drawing before PCB release. Place all decoupling capacitors close to their corresponding VDD and VSS pins, keep the power and ground planes continuous, and provide a low-impedance return path beneath the device where practical. The 14 x 14 mm package has a large pin count, so assembly clearances, paste volume, and courtyard spacing should be checked with the selected assembler.
Do not infer every power-domain voltage from the simplified 2.5 V to 3.3 V product description. Consult the datasheet's electrical-characteristics tables for analog and digital supply limits, total current, internal regulator behavior, startup sequence, and brownout thresholds. Confirm that each external supply remains within tolerance under transients. This is especially important when the MCU controls motors, relays, or power converters rather than operating only from a quiet laboratory supply.
Do not treat another STM32F3 part as a guaranteed drop-in replacement merely because it uses LQFP-100. Compare every power pin, ground pin, reset and boot pin, oscillator connection, debug interface, and planned alternate function. Also review differences in flash, SRAM, timers, ADC channels, communication peripherals, interrupt vectors, and clock-tree limits. Firmware should be recompiled and regression-tested because register or peripheral differences can alter behavior.
Separate sensitive analog or measurement signals from switching and high-current routing, and use a controlled ground strategy appropriate to the mixed-signal board. If the MCU drives relays, motor drivers, or LEDs, route transient-producing paths away from oscillator, reset, and communication lines. Provide a solid ground reference near decoupling and avoid long narrow traces between the device and bypass capacitors. Clock and debug routing should be short and checked for return-path continuity.
Compliance-Informationen
The supplied verified excerpts do not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. The cross-reference comparison search mentions RoHS and REACH for compared parts, but it does not provide explicit values for STM32F372VBT6. Compliance must be confirmed from the current manufacturer product documentation and declaration.
