EFM32PG12B500F1024GL125-C - 40MHz ARM Cortex-M4 MCU | Silicon Labs
料号： EFM32PG12B500F1024GL125-C ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $10.55 | $10.55 |
| 10 | $9.5 | $95.00 |
| 100 | $8.45 | $845.00 |
| 500 | $7.6 | $3,800.00 |
| 1,000 | $6.85 | $6,850.00 |
EFM32PG12B500F1024GL125-C 概述
An MCU (Microcontroller Unit) is a single-chip computer that integrates a CPU core, program and data memory, and a rich set of peripherals. In the broader taxonomy, the EFM32PG12 sits within the Cortex-M4 sub-family of ARM 32-bit microcontrollers, which belong to the wider class of embedded processors and SoCs. Pearl Gecko parts are positioned at the intersection of mainstream performance (Cortex-M4 with FPU) and ultra-low-power operation (EM0 active in tens of uA/MHz, EM4 deep-sleep measured in nA), which is critical for always-on battery-powered edge nodes.
Key features include 1 MB Flash / 256 KB RAM, Cortex-M4 with FPU and DSP, hardware AES-128/256, hardware SHA-1/SHA-2, True Random Number Generator, Secure Debug, robust capacitive-touch sensing, USB, and an extensive peripheral set including ADC, DAC, comparators, timers, and multiple serial interfaces (USART, SPI, I2C, I2S). Low-energy modes (EM0-EM4) deliver sub-uA sleep currents with fast wake-up, making this part ideal for energy-harvesting and coin-cell designs.
Typical applications include IoT sensor hubs, smart-home and building-automation nodes, industrial sensor transmitters, secure connected health devices, asset tracking, and human-machine interface controllers with touch. The wide 1.8V to 3.8V supply range, AEC-Q100-style extended temperature rating, and on-die security engine also make it attractive for industrial and harsh-environment deployments.
When designing with this device, ensure PCB layout follows Silicon Labs' BGA escape and decoupling guidance - place four-layer stack-up with 0.1uF/10uF decoupling within a few millimeters of the supply balls. Configure the security locks (Debug Lock, OEM Secure Boot) in production firmware and provision unique AES keys to fully leverage the on-chip security engine. This page synthesizes distributor pricing, drop-in Pearl Gecko alternatives, and practical design notes that go beyond the manufacturer datasheet.
直接替换替代料： EFM32PG12B500F1024GL125-C ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： EFM32PG12B500F1024GL125-C （相同外形与封装尺寸） ——差异在于 Operating Temperature, Mounting Type, Package, RAM Size, Series.
快速对比工具——选择替代料号进行并排对比：
EFM32PG12B500F1024GL125-B
✅ 直接替换📋 参考替代料（不在目录中）
EFM32PG12B500F1024GL125-CR
✅ 直接替换📋 参考替代料（不在目录中）
EFM32PG12B500F1024G
✅ 直接替换✓ 有现货
$4.4 / 个
查看数据手册 →EFM32GG11B520F2048IM64-B
✅ 直接替换✓ 有现货
$9.3 / 个
查看数据手册 →EFM32PG12B500F1024GL125-C 最大额定值与电气特性
| Core Architecture | ARM Cortex-M4 with single-precision FPU and DSP |
| Maximum CPU Clock | 40 MHz |
| Flash Memory | 1 MB (1M x 8) |
| RAM | 256 KB |
| Supply Voltage (Vdd) | 1.8 V to 3.8 V |
| 工作温度 | -40C to +125C |
| 封装 | 125-BGA (7x7 mm) |
| I/O Count (approx.) | Up to 93 GPIO |
| 安装类型 | Surface Mount (BGA) |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| Cryptography | AES-128/256, hardware True Random Number Generator, Security Management Unit |
| Communications | USB 2.0 Full-Speed, USART, I2C, SPI, I2S, CAN, LEUART |
| Analog Peripherals | 12-bit ADC (1 Msps), 12-bit DAC, Comparators, Capacitive Touch Sense |
| Energy Modes | EM0 (active) to EM4 (deep sleep, nA-range) |
| Core Family | EFM32 Pearl Gecko (PG12) |
| Series Suffix | B500F1024G L125 -C (production grade, tape & reel) |
EFM32PG12B500F1024GL125-C 125-bga (7x7 mm) 引脚配置指南
EFM32PG12B500F1024GL125-C（125-bga (7x7 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： EFM32PG12B500F1024GL125-C.
请参阅 数据手册 以查看完整引脚配置。
典型应用
EFM32PG12B500F1024GL125-C 适用于 6 应用s: Battery-Powered IoT Sensor Hubs, Smart Home and Building Automation, Industrial Sensor Transmitters, Secure Connected Health Devices, Asset Tracking and Location Beacons, Touch-Based Human-Machine Interfaces.
Battery-Powered IoT Sensor Hubs
The EFM32PG12B500F1024GL125-C is purpose-built for battery-powered IoT sensor hubs. Its 40 MHz Cortex-M4 with FPU handles local signal conditioning, while 1 MB Flash / 256 KB RAM runs Zigbee/Thread/Z-Wave protocol stacks or LoRaWAN applications. The EM2 deep-sleep mode (~1 uA with RTC running) and EM4 shutdown (sub-uA) let a sensor hub run for 5-10 years on a single CR2032 coin cell.
推荐
Smart Home and Building Automation
In smart-home and building-automation nodes, the EFM32PG12B500F1024GL125-C integrates capacitive touch sensing, hardware AES, and 40 MHz Cortex-M4 compute in one 7x7 mm BGA. Its on-chip peripherals drive capacitive touch buttons/sliders, while the Security Management Unit authenticates secure firmware updates. Designers benefit from energy-mode-aware peripherals that wake the MCU only when needed, preserving battery life across millions of button presses.
推荐
Industrial Sensor Transmitters
For industrial 4-20 mA loop-powered sensors and field transmitters, the EFM32PG12B500F1024GL125-C's 1.8V-3.8V supply range and -40C to +125C extended temperature grade handle harsh factory environments. Its 12-bit ADC (1 Msps) digitizes sensor signals, hardware AES secures wireless or wired transmissions, and EM4 deep-sleep plus LETIMER support ultra-low duty-cycle wake cycles - critical for loop-powered or battery-backed transmitters with 10+ year service intervals.
推荐
Secure Connected Health Devices
Wearable health patches benefit from the EFM32PG12B500F1024GL125-C's hardware AES-128/256, hardware True Random Number Generator, and Security Management Unit, which together enable HIPAA/GDPR-compliant encrypted patient-data storage and authenticated wireless uploads. The 40 MHz Cortex-M4 with FPU runs on-device DSP for heart-rate or ECG feature extraction, while EM2 deep-sleep (~1 uA) supports multi-day battery life in continuous-monitoring wearables.
推荐
Asset Tracking and Location Beacons
Asset-tracking BLE beacons and GPS-assisted trackers use the EFM32PG12B500F1024GL125-C for low-power protocol handling and on-die cryptography. Its 1 MB Flash stores firmware for BLE stack or LoRaWAN MAC, while the EM4 deep-sleep mode (<1 uA) lets a beacon advertise for 1-3 years on a coin cell. Hardware-accelerated AES secures anti-tamper, signed firmware, and authenticated location reports back to the cloud.
推荐
Touch-Based Human-Machine Interfaces
The EFM32PG12B500F1024GL125-C integrates up to ~93 GPIO and a robust capacitive touch sense peripheral, enabling touch buttons, sliders, and proximity sensors on appliances, white goods, and consumer electronics. Combined with the on-chip 12-bit DAC for audio feedback and Cortex-M4 DSP for gesture recognition, the MCU eliminates external touch controllers while the EM2 deep-sleep keeps standby power under 2 uA per touch channel.
推荐
推荐产品汇总
工程参考数据： EFM32PG12B500F1024GL125-C ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | EFM32PG12B500F1024GL125-B | EFM32PG12B500F1024GL125-CR | EFM32PG12B500F1024G | EFM32GG11B520F2048IM64-B |
|---|---|---|---|---|---|
| Package | 125-BGA (7x7 mm) | 125-BGA (7x7 mm) - same | 125-BGA (7x7 mm) - same | 125-BGA (7x7 mm) - same | 64-BGA - same family, different pinout |
| Brand | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs | Silicon Labs |
| Core | ARM Cortex-M4 with FPU/DSP | ARM Cortex-M4 with FPU/DSP | ARM Cortex-M4 with FPU/DSP | ARM Cortex-M4 with FPU/DSP | ARM Cortex-M4 with FPU/DSP |
| Max CPU Clock | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 72 MHz |
| Flash Memory | 1 MB | 1 MB | 1 MB | 1 MB | 2 MB |
| RAM | 256 KB | 256 KB | 256 KB | 256 KB | 512 KB |
| Temperature Grade | -40C to +125C (L125) | -40C to +125C | -40C to +125C | Industrial grade - verify suffix | -40C to +125C (IM) |
| Hardware Cryptography | AES-128/256 + TRNG + SMU | AES-128/256 + TRNG + SMU | AES-128/256 + TRNG + SMU | AES-128/256 + TRNG + SMU | AES + TRNG + SE (Secure Element) |
| USB | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed | USB 2.0 Full-Speed |
关键差异点
- Pearl Gecko family with hardware AES-128/256 + hardware TRNG on-chip （对比 EFM32PG12B500F1024GL125-B)
- Same Pearl Gecko die in 7x7 BGA, available as tape & reel （对比 EFM32PG12B500F1024GL125-CR)
- 2x memory and 72 MHz for protocol-stack-heavy IoT gateways （对比 EFM32GG11B520F2048IM64-B)
设计说明
Estimated, based on BGA escape practice for 7x7 mm 125-ball BGA. Use a 4-layer PCB with 0.8 mm ball pitch and 0.4 mm via-pad pitch. Fan out inner balls on inner layers; place 0.1 uF decoupling capacitors within 3 mm of every supply ball (AVDD, VDD, VBAT, DECOUPLE pins) and add a 10 uF bulk capacitor near the DVDD rail. Match the SWDIO/SWDCLK trace lengths and keep them away from high-frequency switching nodes to avoid debug-session glitches.
Decouple AVDD independently from DVDD using separate ferrite beads and 0.1 uF + 10 uF capacitor pairs. According to the EFM32PG12 datasheet, the internal DC-DC buck regulator requires a 4.7 uH inductor on the DECOUPLE/DCDC node and a 4.7 uF output capacitor. Enable the DC-DC regulator for EM0-EM2 to reduce active current; bypass it in EM4 since the regulator is disabled by hardware in shutdown mode.
When migrating from EFM32PG12B500F1024GL125-B to EFM32PG12B500F1024GL125-C, re-validate against the latest EFM32PG12 errata document because some peripheral revisions include register changes. Do not assume SDK 5.x binary compatibility across silicon revisions - link the latest GSDK to leverage any errata fixes. Configure the lock bits (Debug Lock, Secure Boot) only after final firmware is signed, as locking is irreversible without mass-erase.
合规信息
RoHS and lead-free compliance per Silicon Labs product page. AEC-Q100 not applicable (this is a consumer/industrial grade MCU; AEC-Q100 versions are denoted with -A suffix). REACH compliance status not explicitly stated in provided data, marked unknown.
