EFM32GG395F1024G-E-BGA120R - 48MHz ARM Cortex-M3 Giant Gecko MCU | Silicon Labs
부품 번호: EFM32GG395F1024G-E-BGA120R ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $11.84 | $11.84 |
| 10 | $10.78 | $107.80 |
| 100 | $9.62 | $962.00 |
| 500 | $8.71 | $4,355.00 |
| 1,000 | $7.95 | $7,950.00 |
EFM32GG395F1024G-E-BGA120R 개요
What is a low-power 32-bit microcontroller? A microcontroller (MCU) is a single-chip computer integrating a CPU core, volatile and non-volatile memory, and programmable peripherals. Low-power MCUs extend this with multiple sleep modes, fast wake-up times, and event-driven peripherals (such as the Peripheral Reflex System on EFM32) that let the CPU stay asleep while peripherals handle I/O. The Giant Gecko family sits in the hierarchy: ARM Cortex-M3 core -> 32-bit MCU -> low-energy MCU -> embedded microcontroller -> semiconductor. This architecture is widely used in battery-powered IoT nodes, sensor hubs, and industrial controls where average current (uA range) and standby time dominate.
Key features include 1 MB Flash (1M x 8), 128 kB SRAM, 93 digital I/O pins, four 16-bit timer/counters, two 12-bit ADC and DAC blocks, USB, AES-128/256, and a hardware crypto accelerator. The Giant Gecko line also adds an LCD controller, backup RTC domain with its own voltage regulator, and multiple low-energy peripherals (LETIMER, LESENSE, LEUART, RTC). On-chip peripherals are interconnected through the Peripheral Reflex System (PRS) for hardware-driven, software-free signaling between modules.
The EFM32GG395F1024G-E-BGA120R is built on a 90 nm CMOS low-leakage process and uses Silicon Labs' LESENSE, PRS, and energy-management unit to deliver sub-uA sleep current with 2 us wake-up time. This makes the device well suited to interrupt-driven event processing rather than continuous polling. The integrated AES hardware block accelerates encrypted communication without burdening the Cortex-M3 core.
Typical applications include IoT edge nodes, USB-connected smart sensors, energy-harvesting wireless sensor hubs, industrial HMI panels with LCD, secure connected medical devices, and building-automation controllers. The Giant Gecko family is broadly used in any design that needs both USB device/host connectivity and low standby power.
When designing with this device, allocate sufficient PCB area for BGA fan-out and via-in-pad (the 120-ball 7x7 mm BGA has 0.5 mm pitch) and provide a clean 3.3 V rail with bulk + bypass decoupling per Silicon Labs reference designs. Verify pinout against the manufacturer datasheet, since BGA ball mapping is not interchangeable with QFP variants in the same family.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, helping engineers select and qualify the EFM32GG395F1024G-E-BGA120R for production.
드롭인 대체품: EFM32GG395F1024G-E-BGA120R — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: EFM32GG395F1024G-E-BGA120R (동일 폼 팩터 및 풋프린트) — 차이점: Core Architecture, Operating Temperature, Package, Program Memory (Flash), USB.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
EFM32GG395F1024G-E-BGA120
✅ 드롭인✓ 재고 있음
$7.14 / 개
데이터시트 보기 →EFM32GG395F1024-BGA120
✅ 드롭인 ⚠️ 사양 미검증📋 참조 대체품 (카탈로그에 없음)
EFM32GG395F1024G-E-BGA120R 최대 정격 & 전기적 특성
| Core Architecture | ARM Cortex-M3 |
| Core Bit Width | 32-bit |
| Maximum CPU Clock | 48 MHz |
| Program Memory (Flash) | 1 MB (1M x 8) |
| SRAM | 128 kB |
| Supply Voltage (Vcc/Vdd) | 1.98 V to 3.8 V |
| Digital I/O Pins | 93 |
| 패키지 | 120-BGA (7x7 mm) |
| USB | Yes (USB Device/Host) |
| Hardware AES | AES-128/256 |
| ADC | 12-bit |
| DAC | 12-bit |
| Timer/Counters | 4 x 16-bit |
| 동작 온도 | -40 C to +85 C |
| 실장 유형 | Surface Mount |
| RoHS 상태 | Compliant |
EFM32GG395F1024G-E-BGA120R 120-bga (7x7 mm) 핀 구성 가이드
EFM32GG395F1024G-E-BGA120R(120-bga (7x7 mm) 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: EFM32GG395F1024G-E-BGA120R.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
EFM32GG395F1024G-E-BGA120R 적합 용도: 6 애플리케이션s: USB-Connected IoT Sensor Hub, Battery-Powered Wireless Sensor Node, Industrial HMI with LCD, Secure Connected Medical Device, Building Automation Controller, Smart Energy Meter with Secure Logging.
USB-Connected IoT Sensor Hub
The EFM32GG395F1024G-E-BGA120R's integrated USB 2.0 Full-Speed device/host controller, 1 MB Flash, and 128 kB RAM make it a strong fit for USB-connected IoT sensor hubs that must enumerate as CDC or HID while running application firmware. The hardware AES-128/256 block offloads encrypted sensor traffic without CPU overhead, and the 12-bit ADC captures analog sensor data with 1 MSPS throughput. Place 33 ohm series resistors on D+/D- lines and a 1.5 kohm pull-up on D+ per USB spec; the Giant Gecko's 1.98-3.8 V supply lets you power directly from USB VBUS through an LDO.
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Battery-Powered Wireless Sensor Node
Battery-powered wireless sensor nodes benefit from the EFM32GG395F1024G-E-BGA120R's sub-microamp sleep current, 2 us wake-up time, and LESENSE peripheral that scans sensors while the Cortex-M3 stays asleep. The 1 MB Flash holds Zigbee or Bluetooth Low Energy stacks plus application code, and the 128 kB RAM buffers sensor data bursts. Use the integrated DC-DC regulator with a 10 uH inductor at 4.7 uF input/output caps to maximize battery life; the energy-mode round-trips deliver 5+ years on 2x AA cells for 1% duty-cycle reporting.
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Industrial HMI with LCD
The EFM32GG395F1024G-E-BGA120R integrates an LCD controller capable of driving up to 8x36 segments, eliminating external display drivers in industrial HMI panels. The 93 GPIO pins handle keypad matrix, LED indicators, and segment LCD without glue logic. Combined with 12-bit ADC for front-panel trim pots and AES for secure parameter storage, the 120-BGA package fits behind the LCD glass with via-in-pad fan-out. Operate from 3.3 V with bulk + bypass caps per Silicon Labs reference design to maintain clean LCD contrast voltage under motor noise.
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Secure Connected Medical Device
Medical devices requiring authenticated firmware and encrypted patient data leverage the EFM32GG395F1024G-E-BGA120R's hardware AES-128/256 accelerator and 1 MB Flash for storing secure boot loaders and TLS stacks. The Cortex-M3 at 48 MHz handles real-time ECG sample streaming over USB while the hardware crypto engine encrypts streams without CPU stalls. The 120-BGA 7x7 mm package fits compact wearable form factors; pair with a companion Bluetooth module for wireless patient monitoring, using the EFM32's USB for bedside charging and data transfer.
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Building Automation Controller
Building automation controllers use the EFM32GG395F1024G-E-BGA120R's USB for commissioning ports, AES for secure BACnet/Modbus traffic, and 93 GPIO for relay drivers, triac interfaces, and sensor inputs. The 1 MB Flash holds complete BACnet stacks and 128 kB RAM buffers scheduling tables for HVAC control loops. Operating from 1.98-3.8 V lets the device share the 3.3 V rail with the rest of the controller board, while the Cortex-M3 handles multiple UART, I2C, and SPI peripherals in parallel using the Peripheral Reflex System.
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Smart Energy Meter with Secure Logging
Smart electricity meters benefit from the EFM32GG395F1024G-E-BGA120R's hardware AES, RTC with backup domain, and tamper-detection I/O. The 1 MB Flash stores calibration tables, encrypted logs, and DLMS/COSEM stacks, while the 128 kB RAM buffers measurement samples between transmits. The 12-bit ADC pairs with external current-sense amplifiers for Class 1 meter accuracy, and the LCD controller drives the consumption display directly. The 120-BGA 7x7 mm package enables single-board meter designs that fit behind the meter glass with no display driver overhead.
추천
추천 제품 요약
엔지니어링 참조 데이터: EFM32GG395F1024G-E-BGA120R — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | EFM32GG395F1024G-E-BGA120 | EFM32GG395F1024-BGA120 |
|---|---|---|---|
| Brand | Silicon Labs | Silicon Labs | Silicon Labs |
| Package | 120-BGA (7x7 mm) | 120-BGA (7x7 mm) - identical | 120-BGA (7x7 mm) - identical |
| Core Architecture | ARM Cortex-M3 32-bit | ARM Cortex-M3 32-bit | ARM Cortex-M3 32-bit |
| Maximum Clock Speed | 48 MHz | 48 MHz | 48 MHz |
| Flash Memory | 1 MB | 1 MB | 1 MB |
| SRAM | 128 kB | 128 kB | 128 kB |
| Supply Voltage | 1.98 V to 3.8 V | 1.98 V to 3.8 V | 1.98 V to 3.8 V |
| Hardware AES | AES-128/256 | AES-128/256 | AES-128/256 |
| USB | Yes (Device/Host) | Yes (Device/Host) | Yes (Device/Host) |
| Packaging | Tape & Reel | Tray | Tray |
주요 차별점
- Largest memory configuration in the GG395 sub-family (vs EFM32GG395F512 (512 kB Flash variant))
- Highest pin count BGA option with full peripheral set (vs EFM32GG290F1024-BGA112)
- Tape & Reel packaging for SMT production (vs EFM32GG395F1024G-E-BGA120 (Tray))
설계 노트
The EFM32GG395F1024G-E-BGA120R uses a 120-ball BGA at 0.5 mm pitch in a 7x7 mm body. PCB layout MUST use via-in-pad with filled and plated-over vias to escape the inner balls; tented vias cause assembly voids. Match the Silicon Labs reference design stackup (4-layer, 1 oz copper, 0.2 mm dielectric) and place four 0.1 uF + one 4.7 uF bulk capacitor inside the BGA shadow for clean power distribution.
The EFM32GG395F1024G-E-BGA120R integrates both LDO and DC-DC regulators selectable via software. For USB self-powered designs, use the DC-DC mode (10 uH inductor + 4.7 uF input/output caps) to maximize efficiency; for low-EMI sensitive applications, switch to the LDO mode. The backup RTC domain has its own VBAT pin; tie it to a coin cell or supercap if you need RTC retention across main supply brownouts.
Do not assume the EFM32GG395F1024G-E-BGA120R is pin-compatible with QFP Giant Gecko variants - BGA ball mapping is unique. Verify firmware against the latest Silicon Labs errata document: early revisions had USB suspend current and LETIMER drift issues. Use Simplicity Studio's hardware configurator to generate correct CMSIS pack initialization, and avoid the legacy emlib GPIO API in new code - prefer the HAL GPIO driver.
규정 준수 정보
RoHS and REACH compliant per Silicon Labs product page. Not AEC-Q100 qualified; for automotive, see EFR32 automotive-grade MCUs. Halogen-free status not explicitly confirmed in verified data.
