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| PartNumber | EFM32WG290F256-BGA112 | EFM32WG290F128-BGA112 | EFM32WG290F128-BGA112T |
| Description | ARM Microcontrollers - MCU ARM Cortex-M4 48 MHz 256 kB AES MCU | ARM Microcontrollers - MCU ARM Cortex-M4 48 MHz 128 kB AES MCU | IC MCU 32BIT 128KB FLASH 112BGA Wonder Gecko |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Labs |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | BGA-112 | BGA-112 | - |
| Series | EFM32WG | EFM32WG | Wonder Gecko |
| Core | ARM Cortex M4F | ARM Cortex M4F | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 48 MHz | 48 MHz | - |
| Program Memory Size | 256 kB | 128 kB | 128KB (128K x 8) |
| Data RAM Size | 32 kB | 32 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 90 I/O | 90 I/O | - |
| Operating Supply Voltage | 3 V | 3 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Reel | Tray Alternate Packaging |
| Program Memory Type | Flash | Flash | FLASH |
| Brand | Silicon Labs | Silicon Labs | - |
| Data RAM Type | RAM | RAM | - |
| Interface Type | I2C, SPI, UART, USART | I2C, SPI, UART, USART | I2C SPI UART USART |
| I/O Voltage | 3 V | 3 V | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 6 | 6 | - |
| Number of Timers/Counters | 4 x 16 bit | 4 x 16 bit | - |
| Processor Series | EFM32WG290 | EFM32WG290 | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 1000 | 1000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.8 V | 3.8 V | - |
| Supply Voltage Min | 1.98 V | 1.98 V | - |
| Tradename | EFM32 | EFM32 | EFM32 |
| Part # Aliases | EFM32WG290F256 | EFM32WG290F128 | - |
| Package Case | - | - | BGA-112 |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Supplier Device Package | - | - | 112-LFBGA (10x10) |
| Number of I O | - | - | 90 |
| Speed | - | - | 48MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | ARMR CortexR-M4F |
| RAM Size | - | - | 32K x 8 |
| Peripherals | - | - | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Connectivity | - | - | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART |
| Voltage Supply Vcc Vdd | - | - | 1.85 V ~ 3.8 V |
| Core Size | - | - | 32-Bit |
| Data Converters | - | - | A/D 8x12b, D/A 2x12b |
| Oscillator Type | - | - | Internal |
| Number of I Os | - | - | 90 I/O |