STM32F373CBT7 - 72MHz Cortex-M4 MCU, 128KB Flash | ST
MPN: STM32F373CBT7 ✓ Hoạt độngSTM32F373CBT7 Tóm tắt
A microcontroller is a programmable system-on-chip that integrates a processor core, memory, and peripherals such as analog-to-digital converters, timers, communication interfaces, and GPIO into one compact device. In the technology hierarchy, the STM32F373CBT7 is an ARM Cortex-M4 microcontroller, a 32-bit MCU, and a member of STMicroelectronics' STM32F3 mixed-signal MCU family. Its Cortex-M4 architecture supports efficient embedded control and floating-point-oriented DSP workloads without requiring a separate processor for many control tasks.
The verified device information identifies an ARM Cortex-M4 core, 72 MHz maximum frequency, 128 KB Flash organized as 128 K x 8 bits, and a 48-LQFP package measuring 7 x 7 mm. The STM32F3 family is specifically noted for integrated 16-bit sigma-delta ADCs, making it suitable for high-precision sensor measurement. These characteristics allow the MCU to sample analog inputs, execute control algorithms, and manage mixed-signal system functions within one device.
STMicroelectronics describes the STM32F373xx family as combining its Cortex-M4 core with high-precision measurement and demanding signal processing. This combination is particularly useful in industrial instrumentation, data acquisition modules, sensor hubs, motion and condition monitoring, and compact embedded systems. The 48-LQFP format also provides enough perimeter pins for analog, communication, timer, and digital interfaces while remaining practical for leaded and mixed-assembly manufacturing processes.
Typical designs include precision sensor interfaces, industrial measurement equipment, data loggers, motion-control nodes, and communication-rich embedded controllers. Designers should select the MCU according to the required ADC channels, communication peripherals, memory, timing, and supply conditions. The verified distributor listing also confirms availability information and pricing references from DigiKey and Mouser as of 2026-10-23.
For PCB implementation, use the exact STM32F373CB 48-pin package drawings and pin definitions from the manufacturer documentation rather than relying on a generic 48-LQFP footprint. Decoupling, clock stability, analog grounding, and unused-pin handling should follow the manufacturer reference manual and datasheet. Software design should also account for the peripheral mix and interrupt resources of the selected STM32F373 variant.
This page consolidates verified distributor specifications, manufacturer family information, purchasing data, and application-focused engineering guidance. It is intended to help engineers identify the proper STM32F373CBT7 configuration, locate its official documentation, assess sourcing, and plan a board-level implementation without relying on unverified cross-reference assumptions.
Bộ thay thế dễ dàng lắp đặt cho STM32F373CBT7 — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với STM32F373CBT7 (cùng hình factor và footprint) — khác nhau ở Package, Core, Flash Memory, Flash Organization, Product Type.
STM32F372CBT6XXX
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
STM32F103CBT7
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →STM32F411CEU6TR
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →STM32F072C8T6TR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →STM32F030C8T6TR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →STM32F373CBT7 Tỷ lệ tối đa & tính chất điện
| Manufacturer | STMicroelectronics |
| Product Type | 32-bit ARM Cortex-M4 mixed-signal microcontroller |
| Processor Core | ARM Cortex-M4 with DSP and FPU |
| Architecture | 32-bit RISC |
| Maximum CPU Frequency | 72 MHz |
| Flash Memory | 128 KB |
| Flash Organization | 128 K x 8 bits |
| ADC Technology | 16-bit sigma-delta ADC |
| Hộp | 48-LQFP (7 x 7 mm) |
| Số chân | 48 pins |
| Kiểu lắp đặt | Surface Mount |
| Điện áp cung cấp | 2.5 V or 3.3 V |
| Product Category | Mainstream mixed-signal MCU |
Hướng dẫn cấu hình chân STM32F373CBT7 48-lqfp (7 x 7 mm)
Cấu hình chân cho STM32F373CBT7 (48-lqfp (7 x 7 mm) gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho STM32F373CBT7.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
STM32F373CBT7 phù hợp cho 6 Áp dụngs: Precision Industrial Sensor Interface, Data Acquisition and Condition Monitoring, Communication-Enabled Sensor Hub, Industrial Measurement Instrument, Motion and Position Monitoring, Battery-Powered Field Sensor.
Precision Industrial Sensor Interface
The STM32F373CBT7 fits precision sensor interfaces because its STM32F3 family integrates 16-bit sigma-delta ADCs while the ARM Cortex-M4 core operates up to 72 MHz. Engineers can use the MCU to acquire high-resolution analog measurements, apply filtering or compensation, and present processed results through digital interfaces. The 48-LQFP 7 x 7 mm package provides access to analog and digital resources without moving to a large package. The main design consideration is validating the required analog input count, channel multiplexing, reference accuracy, and conversion timing against the exact STM32F373CB datasheet before PCB allocation.
Được đề xuất
Data Acquisition and Condition Monitoring
The STM32F373CBT7 is appropriate for compact data-acquisition nodes that must combine analog measurement with local signal processing. Its Cortex-M4 core can execute up to 72 MHz, while the family's 16-bit sigma-delta ADCs support precision conversion of sensor outputs. A typical design can sample multiple analog channels, perform digital filtering, detect thresholds, and store or transmit events. Compared with a lower-power Cortex-M0+ MCU, this part offers more processing headroom and mixed-signal capability. Verify converter latency, input bandwidth, and the required sampling schedule before fixing the system clock and firmware architecture.
Được đề xuất
Communication-Enabled Sensor Hub
The STM32F373CBT7 can serve as the central controller in a sensor hub where local analog conversion, protocol management, and real-time control must coexist. The 72 MHz Cortex-M4 core provides capacity for protocol handling and data conditioning, while the mixed-signal ADC architecture suits high-precision sensor inputs. Place the MCU between sensor front ends and a communications controller or host interface, observing the manufacturer's decoupling and analog-layout guidance. The 2.5 V or 3.3 V supply options also simplify rail planning, but every peripheral voltage domain and interface level must be checked against the exact datasheet.
Được đề xuất
Industrial Measurement Instrument
The STM32F373CBT7 suits industrial measurement instruments that require both precision acquisition and responsive local computation. Its 16-bit sigma-delta ADC capability enables accurate reading of slow or high-resolution sensor signals, and the 72 MHz Cortex-M4 core can execute calibration, filtering, statistics, and display-control tasks. This combination reduces the need for separate analog converters in suitable designs. A robust implementation still requires reference-voltage analysis, input protection, calibration storage, watchdog strategy, and validation of the industrial temperature and EMC requirements. The exact STM32F373CB documentation should govern timing and analog limits.
Được đề xuất
Motion and Position Monitoring
The STM32F373CBT7 is a practical fit for motion and position monitoring modules that combine sensor acquisition with real-time control. The Cortex-M4 processor can execute sampling routines and digital signal processing at up to 72 MHz, while the family's sigma-delta ADC resources support precision measurement channels. Depending on the selected STM32F373 variant, the design can integrate timers, communication peripherals, and control logic around the 48-LQFP device. Validate pulse-density timing, timer channels, encoder interfaces, and simultaneous analog-conversion requirements in the manufacturer documentation, since the summarized verified data does not enumerate all peripheral assignments.
Được đề xuất
Battery-Powered Field Sensor
The STM32F373CBT7 can support compact field-sensor designs that need flexible processing and precision measurement in a 7 x 7 mm LQFP footprint. The mixed-signal STM32F3 architecture permits sensor acquisition and local processing on one MCU, potentially reducing system size and part count. The verified data confirms 2.5 V or 3.3 V operation, but it does not state sleep-mode current or active-power figures. Consequently, battery-life estimates must be based on the exact manufacturer datasheet and operating-mode clocks. Use low-power modes, wake sources, and sensor duty cycling deliberately rather than assuming a generic STM32 power profile.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho STM32F373CBT7 — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | STM32F372CBT6XXX | STM32F103CBT7 | STM32F411CEU6TR | STM32F072C8T6TR |
|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 48-LQFP (7 x 7 mm) | 48-LQFP (7 x 7 mm) - same nominal package | 48-LQFP (7 x 7 mm) - same nominal package | 48-pin 7 x 7 mm package class - exact compatibility unverified | 48-LQFP (7 x 7 mm) - same nominal package |
| Primary Application Focus | Mixed-signal precision measurement | STM32F3 mixed-signal platform | General-purpose STM32F1 control | General-purpose Cortex-M4 control | Low-cost general-purpose control |
Bảo phân biệt quan trọng
- Precision mixed-signal ADC integration (vsSTM32F103CBT7)
- Higher Cortex processing class (vsSTM32F072C8T6TR)
- Local signal-processing headroom (vsSTM32F103CBT7)
Ghi chú thiết kế
Use the exact STM32F373CB 48-LQFP land pattern and pin numbering rather than a generic 48-LQFP footprint. The verified package is 7 x 7 mm, but lead geometry, exposed-pad policy, pin-1 orientation, and assembly requirements must be checked against the manufacturer drawing. Place required decoupling capacitors close to their supply pins, and reserve the exact analog, clock, reset, and debug connections shown in the datasheet.
Separate analog and digital return currents and keep sigma-delta ADC inputs away from switching nodes and fast digital traces. Follow the manufacturer's recommendations for reference-voltage routing, input filtering, source impedance, and acquisition timing. Because the verified data confirms 16-bit sigma-delta ADC integration but not converter bandwidth or latency, do not infer signal-chain performance from resolution alone.
Do not treat same-package MCUs as automatically interchangeable. STM32F103CBT7 and STM32F373CBT7 both occupy a 48-LQFP class, but processor architecture, peripheral mappings, interrupt behavior, and firmware differ. For every proposed replacement, compare the complete pin table, power domains, boot configuration, clock tree, ADC functions, and package drawing, then recompile and validate the firmware rather than relying on package similarity.
Plan the 2.5 V or 3.3 V supply rails according to the exact STM32F373CB operating requirements. The verified summary does not provide active current, sleep current, or regulator dropout specifications, so no numerical power budget should be inferred from it. Include local bulk and high-frequency decoupling, verify startup sequencing for all peripherals, and measure the assembled board across voltage, temperature, and operating-mode conditions.
Thông tin tuân thủ
The supplied verified data does not extract RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations for this exact ordering code. AEC-Q100 is marked not_applicable because no automotive qualification is stated in the provided material.