EFM32TG825F8-BGA48 - 32MHz Cortex-M3 8KB MCU | Silicon Labs
N.º da peça: EFM32TG825F8-BGA48 ✗ Fim de vida| Qtd. | Preço unitário | Total |
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EFM32TG825F8-BGA48 Visão geral
What is a Tiny Gecko microcontroller? A Tiny Gecko MCU is a low-power 32-bit embedded controller built around the ARM Cortex-M3 processor core. It belongs to the hierarchy microcontroller -> embedded processor -> ARM Cortex-M microcontroller -> low-power MCU. The EFM32TG825F8-BGA48 combines general-purpose control, timing, analog conversion, and serial-interface functions in one compact device for applications such as sensor nodes, industrial controllers, consumer accessories, and connected embedded products.
Key features include an ARM Cortex-M3 core operating up to 32 MHz, 8 KB Flash memory, 2 KB RAM, 37 digital I/O pins, two 16-bit timers, a 4x12-bit ADC, and a 1x12-bit DAC according to the available manufacturer and distributor data. The device also supports 2.5 V and 3.3 V supply configurations. Its BGA package reduces board footprint compared with larger leaded packages, although assembly and inspection require suitable manufacturing capability.
The Silicon Labs Tiny Gecko platform emphasizes energy efficiency through low-power techniques and sleep-oriented operation. The EFM32TG825F8-BGA48 is therefore suited to systems that spend substantial time idle, wake periodically to measure or communicate, and need deterministic control from a compact MCU. The 32 MHz core provides useful performance headroom for protocol handling, control logic, and moderate signal-processing tasks while keeping memory use modest.
Typical applications include low-power sensor interfaces, industrial monitoring, portable accessories, connected equipment, compact control panels, and embedded consumer devices. The integrated ADC and DAC can simplify analog signal acquisition and output without requiring a separate converter when the application’s accuracy and sampling requirements are appropriate. For designs needing more program memory, the related EFM32TG825F32-BGA48 provides 32 KB Flash and 4 KB RAM, but it is not an identical drop-in replacement without firmware and resource review.
When designing around this MCU, verify the exact BGA pinout, exposed-pad requirements, decoupling, clock configuration, and supported operating range against the manufacturer datasheet. Supply-voltage and temperature limits were not available in the supplied data and are therefore not inferred. This page consolidates verified specifications, source links, application guidance, and replacement limitations without inventing unavailable electrical details.
Alternativas drop-in para EFM32TG825F8-BGA48 — 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:
EFM32TG825F32-BGA48
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
EFM32TG825F8-D-BGA48
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
EFM32TG825F8-BGA48T
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
EFM32TG825F8-BGA48R
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
EFM32TG225F32-BGA48
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
EFM32TG825F8-BGA48 Classificações máximas e características elétricas
| Product Type | 32-bit ARM Cortex-M3 microcontroller |
| Series | Tiny Gecko |
| Processor Core | ARM Cortex-M3 |
| Frequência máxima de clock | 32 MHz |
| Flash Memory | 8 KB (8K x 8) |
| RAM | 2 KB |
| Digital I/O Pins | 37 |
| Timers | 2 x 16-bit |
| ADC | 4 x 12-bit |
| DAC | 1 x 12-bit |
| Tensão de alimentação | 1.85 V to 3.8 V |
| Nominal Supply Configurations | 2.5 V and 3.3 V |
| Encapsulamento | 48-BGA (4x4 mm) |
| Tipo de montagem | Surface Mount |
| Architecture | ARM 32-bit RISC |
| Application Focus | Energy-sensitive embedded applications |
| Wake-Up Feature | Fast wake-up support |
| Status RoHS | unknown |
| REACH Status | unknown |
| AEC-Q100 Status | unknown |
| Tape-and-Reel Packaging | T/R |
Guia de Configuração de Pinos do EFM32TG825F8-BGA48 48-bga (4x4 mm)
Configuração de pinos para EFM32TG825F8-BGA48 (pacote 48-bga (4x4 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 EFM32TG825F8-BGA48.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
EFM32TG825F8-BGA48 é adequado para 8 aplicaçãos: Low-Power Sensor Node, Industrial Monitoring Controller, Portable Consumer Accessory, Compact Data-Acquisition Module, Battery-Powered Control Node, Embedded Control and Communication Hub, Compact Analog Control System, Connected Embedded Product.
Low-Power Sensor Node
The EFM32TG825F8-BGA48 fits a compact sensor node that periodically wakes, samples an analog input, evaluates a threshold, and returns to a low-power state. Its 32 MHz ARM Cortex-M3 core handles protocol and control logic, while the 4x12-bit ADC supports sensor digitization and the 37 digital I/O pins provide connections for sensors, interrupts, and status indicators. The 8 KB Flash limit makes the device best suited to focused firmware rather than large data logging. Confirm sleep current, wake-up timing, and analog accuracy in the manufacturer datasheet before sizing the battery.
Recomendado
Industrial Monitoring Controller
Use the EFM32TG825F8-BGA48 as a controller for a small industrial monitoring module that reads sensor inputs and controls discrete outputs. Two 16-bit timers can support periodic measurement, timing, or PWM-related tasks, while the digital I/O pins provide flexibility for status LEDs, relay-control signals, and digital sensors. The 48-BGA 4x4 mm package helps reduce board area in space-constrained equipment. Industrial temperature, ESD, isolation, and EMC requirements are not specified in the supplied data and must be verified before deployment.
Recomendado
Portable Consumer Accessory
The EFM32TG825F8-BGA48 is suitable for a compact portable accessory that needs local control, button or touch input, status feedback, and low standby activity. Its ARM Cortex-M3 core provides 32-bit processing for control tasks, and the integrated ADC and DAC can support simple analog measurement or output functions without requiring separate converters when specifications allow. The small BGA package is advantageous for miniaturization, but assembly, rework, and exposed-pad handling must be included in manufacturing planning. Actual battery life depends on the radio, sensor, display, and duty cycle rather than the MCU alone.
Recomendado
Compact Data-Acquisition Module
The integrated 4x12-bit ADC makes the EFM32TG825F8-BGA48 relevant to compact data-acquisition modules that need several analog channels alongside local control. The 32 MHz core can coordinate sampling, filtering, threshold logic, and data formatting, while two timers help establish repeatable acquisition intervals. The 8 KB Flash and 2 KB RAM are adequate only for tightly scoped algorithms and buffering, so applications requiring extensive histories or complex signal processing should evaluate a higher-memory Tiny Gecko member. Verify ADC input range, sampling behavior, reference voltage, and acquisition timing from the manufacturer datasheet.
Recomendado
Battery-Powered Control Node
The EFM32TG825F8-BGA48 can serve as the local controller in a battery-powered node where the MCU must wake quickly, perform a short control sequence, and return to an energy-saving state. The Tiny Gecko family is explicitly positioned around low-power techniques, fast wake-up, and energy-saving modes, making it a sensible fit for duty-cycled systems. The two timers can coordinate periodic tasks and the GPIO pins can support wake sources or actuator signals. Do not estimate battery life from the 32 MHz clock frequency alone; include MCU sleep current, peripheral loading, radio activity, regulator losses, and temperature in the system calculation.
Recomendado
Embedded Control and Communication Hub
The EFM32TG825F8-BGA48 is appropriate for a small embedded hub that coordinates serial communications, local I/O, and simple control functions. The ARM Cortex-M3 core provides a 32-bit instruction set and sufficient speed for lightweight protocol handling, while the GPIO and timer resources support device management and timing tasks. The exact UART, SPI, I2C, USB, and wireless capabilities were not specified in the supplied data, so interface assignments must be checked against the official pinout and datasheet rather than inferred. Firmware architecture should also account for the 8 KB Flash and 2 KB RAM constraints.
Recomendado
Compact Analog Control System
The EFM32TG825F8-BGA48 can support a compact analog control system that uses its 12-bit ADC for monitoring and its 12-bit DAC for simple control outputs. A 32 MHz core can execute feedback calculations, limit checks, and actuator updates, while the two timers provide repeatable sampling and control intervals. The device is best suited to modest control loops and simple signal levels where the MCU’s integrated converter performance meets the application requirements. Validate input range, DAC settling behavior, reference stability, output loading, and timing against the official electrical specifications before releasing analog circuitry.
Recomendado
Connected Embedded Product
The EFM32TG825F8-BGA48 can act as the low-power control MCU in a connected embedded product when the product also includes a separate communications component. Its compact 48-BGA package helps preserve board area, and the Cortex-M3 core can manage local state, user input, sensor thresholds, and actuator control. The supplied data confirms low-power positioning but does not specify integrated wireless or USB functionality, so this application requires an external radio, transceiver, or host interface as appropriate. Validate pin multiplexing, startup behavior, and peripheral resource conflicts in the manufacturer documentation.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para EFM32TG825F8-BGA48 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | EFM32TG825F32-BGA48 | EFM32TG825F8-D-BGA48 | EFM32TG825F8-BGA48T | EFM32TG825F8-BGA48R | EFM32TG225F32-BGA48 |
|---|---|---|---|---|---|---|
| Package | 48-BGA (4x4 mm) | 48-BGA (4x4 mm) | 48-BGA (4x4 mm) | 48-BGA (4x4 mm) | 48-BGA (4x4 mm) | 48-BGA (4x4 mm) |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Flash Memory | 8 KB | 32 KB | 8 KB | 8 KB | 8 KB | 32 KB |
| RAM | 2 KB | 4 KB | 2 KB | 2 KB | 2 KB | 4 KB |
Principais diferenciais
- Memory capacity differs clearly from the higher-memory Tiny Gecko option (vs EFM32TG825F32-BGA48)
- Documented 37 digital I/O pins and 32 MHz Cortex-M3 performance (vs EFM32TG225F32-BGA48)
- Compact 48-BGA 4x4 mm package (vs EFM32TG825F32-BGA48)
- Integrated 4-channel 12-bit ADC and 1-channel 12-bit DAC (vs EFM32TG825F8-BGA48T)
Notas de projeto
Use the manufacturer package drawing and recommended layout as the controlling references for the 48-BGA footprint. Keep power and ground connections short, provide local decoupling at the supply pins, and preserve adequate assembly and inspection access for the fine-pitch BGA. The supplied sources confirm a 4x4 mm 48-BGA package but do not provide a complete verified pin table, so pad escape and exposed-pad connections must not be inferred from the search snippets.
Confirm the device’s exact supply tolerance, current consumption, and power-mode behavior in the manufacturer datasheet before selecting regulators or battery capacity. The verified data identifies a 1.85 V to 3.8 V supply range and low-power platform positioning, but it does not provide active or sleep current. Estimated: power loss in a regulator is approximately ILOAD times (VIN minus VOUT); insert the actual load and duty-cycle values from the design before sizing the supply.
Do not assume that a related Tiny Gecko MPN is a drop-in replacement solely because it uses the same BGA package. EFM32TG825F32-BGA48 differs in memory capacity, while EFM32TG225F32-BGA48 is a different family member. Check pin multiplexing, supply limits, peripheral mapping, clock configuration, startup behavior, and firmware memory assumptions before approving a substitution.
For ADC or DAC designs, establish the analog supply, reference, input range, source impedance, sampling timing, and output loading before finalizing the PCB. The verified data confirms 4x12-bit ADC and 1x12-bit DAC resources, but it does not provide full accuracy, reference, settling-time, or acquisition-cycle values. Use the manufacturer electrical tables and application examples rather than estimating converter performance from resolution alone.
Informações de conformidade
The supplied verified data does not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. Obtain the current compliance declarations from Silicon Labs or the authorized distributor for the exact orderable MPN.
