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| Part Number: | EFM32GG11B420F2048GM64-BR | 
| Category: | Integrated Circuits (ICs) | 
| Subcategory: | Embedded - Microcontrollers | 
| Manufacturer: | Silicon Labs | 
| Packaging: | Tape & Reel (TR) | 
| Product Status: | Active | 
| Core Processor: | ARM® Cortex®-M4 | 
| Core Size: | 32-Bit Single-Core | 
| Speed: | 72MHz | 
| Connectivity: | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, MMC/SD/SDIO, QSPI, SmartCard, SPI, UART/USART, USB | 
| Peripherals: | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 
| Number of I/O: | 53 | 
| Program Memory Size: | 2MB (2M x 8) | 
| Program Memory Type: | FLASH | 
| EEPROM Size: | - | 
| RAM Size: | 512K x 8 | 
| Voltage - Supply (Vcc/Vdd): | 1.8V ~ 3.8V | 
| Data Converters: | A/D 16x12b SAR; D/A 2x12b | 
| Oscillator Type: | Internal | 
| Operating Temperature: | -40°C ~ 85°C (TA) | 
| Mounting Type: | Surface Mount | 
| Package / Case: | 64-VFQFN Exposed Pad | 
| Supplier Device Package: | 64-QFN (9x9) |