EFM32ZG210F4-QFN32 - 24MHz Cortex-M0+ MCU | Silicon Labs
MPN： EFM32ZG210F4-QFN32 ✓ 啟用中EFM32ZG210F4-QFN32 概覽
A microcontroller is a programmable semiconductor that integrates a processor core, memory, and peripherals such as timers, communications interfaces, and digital I/O. The EFM32 Zero Gecko family belongs to the MCU, embedded processor, and energy-efficient semiconductor hierarchy. It is intended for applications where a compact controller must combine real-time control, low standby consumption, and limited memory requirements without requiring a higher-cost host processor.
The principal device specifications include a 24 MHz maximum CPU frequency, 4 KB of Flash organized as 4K x 8, 2 KB of SRAM, and 24 digital I/O pins. The EFM32ZG family provides two 16-bit timers, an integrated analog and peripheral architecture, and low-energy operating modes. Silicon Labs states that EFM32ZG devices can consume as little as 0.5 uA in Stop mode and 114 uA/MHz in Run mode, making the device suitable for battery-operated equipment and intermittent-sampling systems.
The EFM32ZG210F4-QFN32 uses an ARM Cortex-M0+ processor with fast wake-up support and low-energy techniques. Its compact memory footprint is appropriate for compact control tasks, while the 24 digital I/O pins provide external connectivity for sensors, indicators, actuators, and digital interfaces. The 32-QFN 6 x 6 mm package supports space-constrained designs, but exposed-pad layout and thermal management must be considered during PCB implementation.
Typical uses include battery-powered sensor nodes, industrial condition-monitoring equipment, compact access-control products, low-power sensing modules, and embedded industrial controls. In these systems, Stop mode can reduce consumption between events, while autonomous peripherals may support low-latency measurement and wake-up behavior. For motor, actuator, or high-current loads, the MCU should supervise separate driver circuitry rather than directly power the load.
Designers should follow Silicon Labs hardware-design guidance, place decoupling capacitors close to the supply pins, and connect the exposed pad according to the package land pattern. Confirm the exact pin assignments, electrical limits, and board requirements in the EFM32ZG data sheet and EFM32 Hardware Design Considerations application note before layout release. Do not infer unused-pin or reserved-pin behavior from the abbreviated distributor listings.
This product page consolidates the verified manufacturer specifications, package details, sourcing information, and engineering guidance. It also distinguishes documented drop-in family variants from unqualified cross-package alternatives, helping engineers evaluate the EFM32ZG210F4-QFN32 for low-power embedded designs without treating differently packaged MCUs as direct replacements.
直接替換替代品，適用於 EFM32ZG210F4-QFN32 — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： EFM32ZG210F4-QFN32 （相同外形與佔位） — 差異在於 Flash Memory, Package, Digital I/O Pins, Run Mode Current, Stop Mode Current.
EFM32ZG210F32-QFN32
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →EFM32ZG210F4-B-QFN32
✅ 直接替換聯絡詢價
查看資料表 →EFM32ZG210F16-QFN32
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
EFM32ZG210F8-QFN32
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →EFM32ZG210F4-QFN32 最大額定值與電氣特性
| CPU Core | ARM Cortex-M0+ 32-bit |
| Maximum CPU Frequency | 24 MHz |
| Flash Memory | 4 KB (4K x 8) |
| RAM | 2 KB |
| Digital I/O Pins | 24 pins |
| Timers | 2 x 16-bit timers |
| Series | EFM32 Zero Gecko |
| 供應電壓 | 1.98 V to 3.8 V |
| Stop Mode Current | 0.5 uA |
| Run Mode Current | 114 uA/MHz |
| 封裝 | 32-QFN (6 x 6 mm) |
| Package Pin Count | 32 pins |
| Exposed Pad | Present |
| 安裝類型 | Surface mount |
| Processor Architecture | 32-bit |
EFM32ZG210F4-QFN32 32 pins 腳位配置指南
EFM32ZG210F4-QFN32（32 pins 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： EFM32ZG210F4-QFN32.
請參閱 資料表 以查看完整腳位配置。
典型應用
EFM32ZG210F4-QFN32 適用於 6 應用s: Battery-Powered Environmental Sensor Node, Industrial Condition-Monitoring Controller, Compact Access-Control Terminal, Low-Power Wearable Sensor, Smart Home Sensing Module, Low-Power Measurement and Control Module.
Battery-Powered Environmental Sensor Node
The EFM32ZG210F4-QFN32 fits a compact environmental sensor node that samples temperature, humidity, or air quality and sleeps between measurements. Its 24 MHz ARM Cortex-M0+ core provides sufficient control performance, while 4 KB of Flash and 2 KB of RAM support small firmware images and local buffering. The EFM32ZG platform can operate at 114 uA/MHz in Run mode and as low as 0.5 uA in Stop mode, helping limit energy consumption during long idle intervals. Place the MCU beside the sensor and its regulator, use local decoupling, and configure the sensor enable line so unneeded loads are switched off. Actual battery life also depends on sensor consumption, wake-up frequency, regulator efficiency, and the energy required by any radio.
Industrial Condition-Monitoring Controller
The EFM32ZG210F4-QFN32 can serve as the central controller in a wireless industrial condition-monitoring module that watches pumps, motors, or remote assets. Its two 16-bit timers, 24 digital I/O pins, and 24 MHz Cortex-M0+ processor support basic event counting, digital threshold inputs, and supervisory logic. The 32-QFN 6 x 6 mm package preserves board area in compact sensor modules. Because the verified supply range is 1.98 V to 3.8 V, the design should use an appropriate low-voltage regulator and account for industrial input transients at the board interface. The MCU should monitor sensors rather than carry their power directly, and its Stop-mode capability can reduce consumption between status reports while still supporting periodic sampling.
Compact Access-Control Terminal
The EFM32ZG210F4-QFN32 is appropriate for a compact access-control reader that evaluates a digital credential input, controls a lock request, and drives status indicators. The 24 MHz Cortex-M0+ core supports responsive protocol handling, while the 24 digital I/O pins can connect switches, indicators, and a host interface. Its 4 KB Flash and 2 KB RAM are adequate for a small embedded control application when code and buffers are kept bounded. The 32-QFN package helps reduce terminal size, but exposed-pad copper and thermal design remain important in sealed equipment. Use the MCU to manage relay or electronic-lock requests rather than powering the actuator directly, and apply the manufacturer's hardware-design guidance for decoupling and exposed-pad layout.
Low-Power Wearable Sensor
The EFM32ZG210F4-QFN32 can control a compact wearable or body-worn sensing device where board area and standby power are tightly constrained. The 24 MHz ARM Cortex-M0+ processor handles sampling and state logic, while the EFM32ZG family's 0.5 uA Stop-mode figure supports a predominantly sleeping operating model. Twenty-four digital I/O pins provide flexibility for motion, contact, and status signals. Firmware should sample on a schedule, disable unused peripherals, and wake only the required hardware to avoid erasing the benefit of low-power operation. The 32-QFN 6 x 6 mm footprint is useful for wearables, but the final design must verify the exposed-pad connection, assembly process, and the exact temperature requirements for the intended use environment.
Smart Home Sensing Module
The EFM32ZG210F4-QFN32 is well matched to a smart-home sensing module that detects occupancy, contact, temperature, or leakage and reports status through a low-power serial link. Its two 16-bit timers can support periodic sampling and input debouncing, while the 24 digital I/O pins leave room for multiple sensors and indicators. The Zero Gecko low-power platform allows the controller to remain in Stop mode between events, reducing continuous energy use in battery-powered installations. The MCU remains a general-purpose controller and does not itself provide a radio, so communications and protocol handling must be sized against the available 4 KB Flash and 2 KB RAM. Validate the complete firmware memory map and peripheral allocation before production.
Low-Power Measurement and Control Module
The EFM32ZG210F4-QFN32 can act as the measurement and control core in a compact instrumentation module. Its two 16-bit timers support timing and pulse-related tasks, while the 24 MHz Cortex-M0+ processor executes control logic and local data processing. The 1.98 V to 3.8 V operating range works with a low-dropout supply, provided the selected regulator has adequate transient response and noise performance for the analog signals connected to the board. Because the verified excerpts do not enumerate every analog peripheral, designers should consult the EFM32ZG210 data sheet before assigning sensitive measurements. Decouple the supply locally, keep analog and digital return paths controlled, and use the manufacturer's exposed-pad layout guidance for repeatable thermal performance.
工程參考資料，適用於 EFM32ZG210F4-QFN32 — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | EFM32ZG210F32-QFN32 | EFM32ZG210F4-B-QFN32 | EFM32ZG210F16-QFN32 | EFM32ZG210F8-QFN32 |
|---|---|---|---|---|---|
| Brand | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Package | 32-QFN (6x6) | 32-QFN (6x6) | 32-QFN (6x6) | 32-QFN (6x6) | 32-QFN (6x6) |
| Flash Memory | 4 KB (4K x 8) | 32 KB implied by F32 ordering code; full specification not supplied | 4 KB | 16 KB implied by F16 ordering code; full specification not supplied | 8 KB implied by F8 ordering code; full specification not supplied |
主要差異化特點
- Exact 4 KB Flash configuration in the specified order code (對比EFM32ZG210F16-QFN32)
- Documented 24 MHz Cortex-M0+ performance (對比EFM32ZG210F32-QFN32)
- Low-power platform for intermittent sensing (對比EFM32ZG210F4-B-QFN32)
設計說明
Follow Silicon Labs application note AN0002 EFM32 Hardware Design Considerations when laying out the EFM32ZG210F4-QFN32. Place the required input and bulk-decoupling capacitors close to their associated supply pins, route them over a continuous ground plane, and minimize loop area. The 32-QFN package includes an exposed pad, so the land pattern should include the manufacturer-specified thermal and electrical connection rather than treating the underside as an unconnected mechanical feature.
Budget the complete low-power behavior rather than the processor specification alone. The EFM32ZG family is rated as low as 0.5 uA in Stop mode and 114 uA/MHz in Run mode, but external sensors, pull resistors, regulators, and indicator drivers can dominate system current. Use the 1.98 V to 3.8 V supply range to select a regulator with adequate headroom, and switch off external loads during sleep when their leakage would erase the expected battery-life benefit.
Do not treat the F4, F32, F16, or F8 ordering code as cosmetic. Flash capacity can determine whether firmware, bootloader, and application code fit, while suffix variants may have commercial or temperature differences. Before replacing the EFM32ZG210F4-QFN32, compare the complete ordering information, memory map, pin assignments, electrical limits, package drawing, and qualification requirements in the manufacturer documentation. The supplied search excerpts do not establish every suffix-level distinction.
合規資訊
The supplied verified excerpts do not explicitly state RoHS, REACH, lead-free, halogen-free, or conflict-minerals compliance. AEC-Q100 is marked not applicable because the verified data does not identify this MCU as an automotive-qualified variant.
