STM32L451VEI6 - 80MHz 512KB Cortex-M4 MCU | STMicroelectronics
N.º da peça: STM32L451VEI6 ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $11.5899 | $11,59 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
STM32L451VEI6 Visão geral
A microcontroller such as the STM32L451VEI6 integrates a processor core, memory, communication peripherals, analog interfaces, timers, and GPIO into one compact device. The STM32L4 family belongs to the broader embedded-controller hierarchy: Cortex-M4 processor core, 32-bit microcontroller, embedded semiconductor, and electronic control system. This integration reduces component count and allows firmware to coordinate sensing, control, communications, and real-time timing in one controller.
The verified manufacturer information identifies an Arm Cortex-M4 32-bit RISC core, up to 80 MHz operation, 512 KB of Flash, and 160 KB of SRAM. The device also supports digital filtering and analog features identified by the manufacturer as DFSDM, analog, and audio capabilities. These resources support mixed-signal designs where a low-power MCU must acquire sensor data, perform signal conditioning, and communicate results without relying on a separate processor.
The STM32L451VEI6 is positioned for embedded applications requiring more processing performance than a basic low-power MCU while retaining a compact package and energy-conscious architecture. Its Cortex-M4 core supports general-purpose control, communications, and floating-point-oriented workloads, while the integrated analog and audio peripherals can reduce system complexity. Exact peripheral assignments, voltage limits, current consumption, package pin functions, and production lifecycle details must be confirmed in the STMicroelectronics datasheet before final design release.
Typical applications include industrial sensor nodes, low-power data loggers, connected measurement equipment, portable medical or diagnostic instruments, motor and actuator controllers, and compact IoT gateways. The 80 MHz core is useful for protocol handling, sampling workflows, control loops, and user-interface logic. Selection should begin with the required memory map, package footprint, peripheral set, operating voltage, clock tree, and low-power target.
For PCB implementation, use the manufacturer package drawing and land pattern for the 100-UFBGA package rather than a generic BGA footprint. Confirm ball assignments, exposed-pad requirements, decoupling, power routing, and programming access in the datasheet. Also verify startup, clock, reset, and firmware-library support before committing the design to volume production.
This product page combines verified manufacturer and distributor information, application-oriented engineering guidance, procurement context, and strict data-gap markers for specifications not present in the supplied sources. It is intended to support early component selection and sourcing, not to replace the complete STMicroelectronics reference documentation.
Alternativas drop-in para STM32L451VEI6 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
Nenhuma alternativa drop-in disponível para este produto.
Solicitar alternativasSTM32L451VEI6 Classificações máximas e características elétricas
| Product Type | 32-bit ultra-low-power microcontroller |
| Processor Core | Arm Cortex-M4 |
| Architecture | 32-bit RISC |
| Maximum Core Frequency | 80 MHz |
| Flash Memory | 512 KB |
| SRAM | 160 KB |
| Floating-Point Unit | Present |
| Digital Filter | DFSDM supported |
| Analog Features | Supported |
| Audio Features | Supported |
| Encapsulamento | 100-UFBGA, 7 mm x 7 mm |
| Tipo de montagem | Surface mount |
| Core Performance | 100 DMIPS |
Guia de Configuração de Pinos do STM32L451VEI6 100-ufbga, 7 mm x 7 mm
Configuração de pinos para STM32L451VEI6 (pacote 100-ufbga, 7 mm x 7 mm). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para STM32L451VEI6.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
STM32L451VEI6 é adequado para 7 aplicaçãos: Industrial Sensor Node, Low-Power Data Logger, Connected IoT Controller, Portable Measurement Instrument, Audio Signal Processing, Motor and Actuator Control, Secure Industrial Gateway.
Industrial Sensor Node
The STM32L451VEI6 fits an industrial sensor node that must acquire measurements and perform local processing in a compact 100-UFBGA package. Its Arm Cortex-M4 core operates up to 80 MHz, while 512 KB of Flash and 160 KB of SRAM provide room for application code, drivers, buffers, and protocol stacks. The listed analog and DFSDM features can support digital-filtered signal acquisition. Before layout, verify the exact ADC channels, input limits, sampling requirements, operating temperature, and power-supply range in the STMicroelectronics datasheet.
Recomendado
Low-Power Data Logger
The STM32L451VEI6 is appropriate for a low-power data logger when the design needs more processing capability than a basic microcontroller while retaining a small package. The 80 MHz Cortex-M4 core can handle sampling, timestamping, data compression, and communication tasks, while the STM32L451 family is identified by STMicroelectronics as ultra-low-power. Actual battery performance depends on sleep mode, peripheral shutdown, sensor duty cycle, and leakage current, so use the manufacturer power data and validate the complete load profile.
Recomendado
Connected IoT Controller
The STM32L451VEI6 can serve as a low-power embedded controller in an IoT gateway or connected sensor assembly. Its Cortex-M4 architecture supports protocol processing and control logic at up to 80 MHz, and the available Flash and SRAM are suitable for firmware, buffers, and local data handling. The supplied data does not specify wireless radios, so this part should be paired with a separately selected communication module. Confirm package ballout, power sequencing, clocking, and firmware peripheral support before production design release.
Recomendado
Portable Measurement Instrument
The STM32L451VEI6 is a plausible controller for a portable measurement instrument because it combines an 80 MHz Cortex-M4 core with analog and audio features in a compact package. The MCU can supervise sensor acquisition, perform filtering, coordinate timers, and prepare data for display or export. The supplied data does not specify the exact ADC architecture, DAC availability, input bandwidth, or power consumption, so those details must be checked in the DM00340475 datasheet before selecting the device for a precision analog front end.
Recomendado
Audio Signal Processing
The verified product information identifies audio features and DFSDM support, making the STM32L451VEI6 relevant to compact audio acquisition and signal-processing designs. The 80 MHz Cortex-M4 core can manage control flow and digital processing while the integrated resources reduce the need for a separate signal-processing device. Exact digital-microphone interfaces, audio-clock options, codec support, and acoustic performance are not supplied here; confirm them in the official datasheet and validate the complete audio signal chain with measured data.
Recomendado
Motor and Actuator Control
The STM32L451VEI6 can be used as the control processor in a compact motor or actuator controller because its Cortex-M4 core provides real-time processing up to 80 MHz and the family includes analog features for control-oriented designs. Timers and PWM functions are expected for such applications, but the supplied verified snippets do not enumerate timer channels or electrical drive ratings. Use the datasheet to confirm timer pin assignments, dead-time support, capture/compare resources, ADC timing, and protection requirements before driving power stages.
Recomendado
Secure Industrial Gateway
The STM32L451VEI6 can form the control core of a compact gateway that handles protocol conversion, local storage, and supervisory logic. Its 512 KB of Flash and 160 KB of SRAM provide usable memory for embedded applications, while the 80 MHz core supports concurrent communication tasks. The supplied information does not identify cryptographic accelerators, security certification, Ethernet MAC, or specific security peripherals, so gateways requiring those features need a separate security and interface assessment before design approval.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para STM32L451VEI6 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto |
|---|---|
| Package | 100-UFBGA, 7 mm x 7 mm |
| Brand | STMicroelectronics |
| Processor Core | Arm Cortex-M4 |
| Maximum Frequency | 80 MHz |
| Flash Memory | 512 KB |
| SRAM | 160 KB |
| Floating-Point Unit | Present |
| Special Features | Analog, audio, and DFSDM |
| Core Performance | 100 DMIPS |
Principais diferenciais
- Cortex-M4 performance with integrated analog and audio focus (vs STM32F042G4U6TR)
- High memory capacity for embedded control workloads (vs STM32F042G4U6TR)
- Verified digital-filter and audio-oriented positioning (vs STM32F042G4U6TR)
Notas de projeto
Use the exact STMicroelectronics 100-UFBGA 7 mm by 7 mm package drawing and land pattern rather than a generic BGA footprint. Confirm every ball assignment, power and ground distribution, decoupling requirement, exposed-pad connection, and programming access point against the official datasheet and package documentation. Incorrect routing on a fine-pitch BGA can cause shorts, signal-integrity failures, and expensive respins even when the firmware is correct.
Confirm the STM32L451VEI6 supply-voltage limits, regulator sequencing, decoupling values, and analog-supply requirements directly from the manufacturer datasheet before designing the power tree. For a battery-powered instrument, estimate average current from the selected operating mode and duty cycle; an 80 MHz maximum frequency does not by itself determine battery life. Validate sleep-mode leakage, wake-up timing, peripheral shutdown behavior, and analog-sensor loading on the assembled board.
Do not treat another STM32 microcontroller with a similar core as a drop-in replacement. A valid replacement must match the 100-UFBGA footprint and ball functions, memory requirements, clock and reset behavior, peripheral mapping, voltage limits, and firmware support. The supplied comparison pages mention different STM32 families but do not verify this part's exact replacement, so review the complete datasheets and test the existing firmware on the proposed substitute before committing it to production.
Informações de conformidade
The supplied manufacturer and distributor snippets do not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. Compliance fields are therefore recorded as unknown rather than assumed.
