EFM32ZG210F4-QFN32T - 24MHz ARM Cortex-M0+ MCU | Silicon Labs
部品番号: EFM32ZG210F4-QFN32T ✓ 生産中EFM32ZG210F4-QFN32T 概要
A microcontroller is a programmable semiconductor system that combines a processor core, memory, I/O ports, and peripherals on one integrated circuit. The EFM32ZG belongs to the Zero Gecko family, where MCU is the common synonym for microprocessor integrated into a single chip. Its hierarchy extends from a 32-bit ARM Cortex-M0+ embedded microcontroller to a low-power embedded processing IC commonly used for battery-operated and embedded control products.
Key features include a maximum clock speed of 24 MHz, 4 KB Flash organized as 4K × 8, 2 KB RAM, 24 digital I/O pins, and two 16-bit timers. The family also integrates ADC and AES hardware. According to the Silicon Labs EFM32ZG data sheet, the device can consume as little as 0.5 µA in Stop mode and 114 µA/MHz in Run mode, making energy-conscious operating profiles central to the platform.
The architecture emphasizes autonomous peripherals, analog integration, and fast wake-up from energy-saving modes. The Cortex-M0+ core provides 32-bit processing while maintaining a compact, power-conscious implementation. This balance makes the MCU suitable where a higher-performance processor would add unnecessary cost, board area, or active current, but conventional low-power 8-bit controllers would provide insufficient processing capability or peripheral integration.
Typical applications include battery-powered sensors, compact industrial monitoring equipment, wearable accessories, connected IoT nodes, and low-power embedded controllers. The 24 digital I/O pins support external sensors and actuators, the ADC supports analog measurements, and the AES accelerator supports hardware-assisted encrypted data handling. The 32-QFN package also supports compact board layouts when its exposed-pad thermal requirements are followed.
The primary design consideration is power-rail and thermal planning. The manufacturer documentation states that AVDD_x, VDD_DREG, and IOVDD_x must be connected together at the PCB level, with an optional filter, so those supplies require careful routing and decoupling. Designers should also follow Silicon Labs application note AN0002, “EFM32 Hardware Design Considerations,” for practical schematic and layout guidance.
This product record combines verified manufacturer specifications, distributor availability references, package details, pricing fields, and practical hardware guidance. It also distinguishes verified orderable data from unresolved substitution information, helping engineers compare the Zero Gecko MCU without assuming that a similar package or processor speed guarantees pin-to-pin compatibility.
ドロップイン代替品: EFM32ZG210F4-QFN32T — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
EFM32ZG210F4-QFN32
✅ ドロップイン価格はお問い合わせください
データシートを見る →EFM32ZG210F4-QFN32T 最大定格＆電気的特性
| Product Type | 32-bit ARM Cortex-M0+ microcontroller |
| Processor Core | ARM Cortex-M0+ |
| Architecture | 32-bit |
| Maximum CPU Frequency | 24 MHz |
| Flash Memory | 4 KB (4K × 8) |
| RAM Memory | 2 KB |
| Digital I/O Pins | 24 |
| Timers | 2 × 16-bit timers |
| 電源電圧 | 1.98 V to 3.8 V |
| Stop Mode Current | 0.5 µA |
| Run Mode Current | 114 µA/MHz |
| ADC | Integrated ADC |
| AES Accelerator | Integrated AES hardware |
| パッケージ | 32-QFN (6 mm × 6 mm) with exposed pad |
| ピン数 | 32 pins |
| 実装タイプ | Surface mount |
| Series | EFM32 Zero Gecko |
EFM32ZG210F4-QFN32T 32-qfn (6 mm × 6 mm) with exposed pad ピン配置ガイド
EFM32ZG210F4-QFN32T (32-qfn (6 mm × 6 mm) with exposed pad パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: EFM32ZG210F4-QFN32T.
詳細は データシート をご参照ください。
主な用途
EFM32ZG210F4-QFN32T の用途: 6 件s: Battery-Powered Sensor Nodes, Compact IoT Monitoring Devices, Industrial Control and Automation, Wearable and Personal Accessories, Low-Power Security Key and Access Control, Portable Measurement and Diagnostic Equipment.
Battery-Powered Sensor Nodes
The EFM32ZG210F4-QFN32T fits battery-powered environmental and condition-monitoring nodes because the Zero Gecko family can consume as little as 0.5 µA in Stop mode and 114 µA/MHz in Run mode. Its 24 digital I/O pins can support digital sensors, switches, and status indicators, while the integrated ADC can process analog inputs. The 4 KB Flash and 2 KB RAM provide enough resources for compact firmware when the application does not require large protocol stacks or data buffers. Place the MCU in a low-duty-cycle sleep cycle between measurements to exploit the low-power advantage. The principal design constraint is that the 1.98 V to 3.8 V operating range must remain inside the battery regulator’s usable output range.
おすすめ
Compact IoT Monitoring Devices
The EFM32ZG210F4-QFN32T is appropriate for compact IoT monitoring devices that must combine sensing, control, and low standby consumption in a small board. Its 24 MHz ARM Cortex-M0+ core handles protocol and control tasks, while the integrated ADC reduces the need for a separate analog front end for basic measurements. Two 16-bit timers support periodic sampling or output timing, and AES hardware can accelerate secure data handling. The 32-QFN 6 mm × 6 mm package preserves board area, although designers must follow exposed-pad and power-routing guidance. Firmware capacity is the key trade-off: at 4 KB Flash and 2 KB RAM, protocol complexity must be kept conservative.
おすすめ
Industrial Control and Automation
The EFM32ZG210F4-QFN32T can serve as a low-power supervisory controller in industrial equipment where local sensing, timing, and actuator control are required. Its 24 GPIO provide a practical interface to switches, indicators, and simple actuators, while two 16-bit timers support deterministic periodic functions. The integrated ADC and AES hardware reduce peripheral count in compact industrial nodes. The Cortex-M0+ processor runs up to 24 MHz, which is adequate for supervisory logic rather than intensive control algorithms. Engineers should confirm operating-temperature and industrial qualification requirements separately because the supplied excerpts do not state those ratings. The 1.98 V to 3.8 V supply range also needs a suitable industrial power tree and regulated rail.
おすすめ
Wearable and Personal Accessories
The EFM32ZG210F4-QFN32T is suitable for small wearable or personal-accessory controllers where space and battery consumption dominate the design. Its 32-QFN 6 mm × 6 mm package leaves room for sensors and radio hardware, while the Stop-mode current of 0.5 µA supports designs that spend most of their time inactive. The 24 digital I/O pins can be shared among sensors, user inputs, and indicator outputs. Designers should use the 114 µA/MHz Run-mode figure to estimate active-energy demand and avoid assuming that a 24 MHz operating point is continuously required. The limited 4 KB Flash footprint makes code size a primary requirement, especially when encrypted communication or display support is included.
おすすめ
Low-Power Security Key and Access Control
The EFM32ZG210F4-QFN32T can support compact security keys, access-control endpoints, and credential-handling modules because its Zero Gecko platform integrates AES hardware alongside a low-power Cortex-M0+ core. The cryptographic accelerator can reduce processor workload for supported AES operations, while the device’s low Stop-mode consumption benefits designs that remain powered but mostly idle. Two 16-bit timers and 24 GPIO are available for user interfaces, indicators, and external control signals. Secure firmware design still requires appropriate key storage, update procedures, and peripheral configuration beyond the presence of an AES block. The 4 KB Flash and 2 KB RAM should be checked carefully against the selected authentication stack.
おすすめ
Portable Measurement and Diagnostic Equipment
The EFM32ZG210F4-QFN32T is useful in portable measurement or diagnostic equipment that combines an analog sensor interface with low-power operation. The integrated ADC handles basic analog acquisition, the 24 GPIO can connect switches and status indicators, and the timer blocks can establish repeatable sampling periods. Running at up to 24 MHz provides enough control capability for compact data processing, while the 0.5 µA Stop-mode specification helps standby energy when the instrument is not actively measuring. The 1.98 V to 3.8 V operating range allows operation from low-voltage regulated systems. Before implementation, verify the ADC performance required for the measurement and ensure that the selected regulator remains stable across the complete load transition.
おすすめ
エンジニアリング参考データ: EFM32ZG210F4-QFN32T — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | EFM32ZG210F4-QFN32 |
|---|---|---|
| Brand | Silicon Labs | Silicon Labs |
| Package | 32-QFN (6 mm × 6 mm) with exposed pad | 32-QFN (6 mm × 6 mm) with exposed pad |
| Processor Core | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Maximum CPU Frequency | 24 MHz | 24 MHz |
| Flash Memory | 4 KB (4K × 8) | 4 KB |
| RAM Memory | 2 KB | 2 KB |
| Digital I/O Pins | 24 | 24 |
| Supply Voltage | 1.98 V to 3.8 V | 1.98 V to 3.8 V |
| Stop Mode Current | 0.5 µA | 0.5 µA |
| Run Mode Current | 114 µA/MHz | 114 µA/MHz |
| Integrated Security | AES hardware | AES hardware |
| Ordering Suffix | -QFN32T | Base device entry without the target ordering suffix |
主な差別化要因
- Low-power Cortex-M0+ implementation （vs EFM32ZG210F4-QFN32)
- Integrated analog and security resources （vs EFM32ZG210F4-QFN32)
- Compact exposed-pad package （vs EFM32ZG210F4-QFN32)
設計ノート
Connect AVDD_x, VDD_DREG, and IOVDD_x together at the PCB level as directed by the manufacturer data sheet, using an optional filter where appropriate. This arrangement is not a cosmetic recommendation: these domains feed different internal sections of the MCU. Place the required input and bulk capacitors close to their associated supply pins, keep sensitive analog routing away from noisy digital paths, and verify the supply remains within the 1.98 V to 3.8 V operating range during startup, load transitions, and sleep.
The 32-QFN package includes an exposed pad that provides the principal thermal path. Follow the manufacturer’s land-pattern and soldering guidance, including the required pad geometry and copper treatment, rather than treating the pad as an optional thermal enhancement. Where the operating envelope produces meaningful self-heating, use the exposed pad and nearby ground copper to spread heat rather than depending only on a small signal pad connection. Confirm the maximum junction and ambient limits against the current manufacturer documentation before production release.
Use Silicon Labs application note AN0002, “EFM32 Hardware Design Considerations,” for the complete schematic and PCB recommendation set. Keep the MCU supply decoupling paths short, provide a continuous ground reference beneath the device where the package design allows it, and separate analog and digital return paths as far as practical. Avoid routing high-current or fast-switching nets beneath sensitive ADC inputs. The verified material emphasizes the joined power domains and package implementation, making careful domain layout essential even in a compact 6 mm × 6 mm design.
Do not infer cross-brand drop-in compatibility from the processor architecture, clock rate, or QFN-32 package name alone. A valid substitution must also preserve power-pin connectivity, ground and exposed-pad treatment, boot behavior, oscillator connections, debug access, and every peripheral pin mapping. Likewise, verify the ordering suffix before releasing a BOM: the supplied manufacturer search identifies the base EFM32ZG210F4-QFN32 device, while the requested orderable code is EFM32ZG210F4-QFN32T.
コンプライアンス情報
The supplied manufacturer and distributor excerpts do not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These fields remain unknown rather than being inferred.
