 | |  | |
| PartNumber | EFM32LG842F256-QFP64 | EFM32LG842F256-QFP64T | EFM32LG842F256G |
| Description | ARM Microcontrollers - MCU 256k Flash, 32k RAM, 8x18 LCD, AES | ARM Microcontrollers - MCU 256k Flash, 32k RAM, 8x18 LCD, AES | |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | - |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TQFN-64 | TQFN-64 | - |
| Series | EFM32LG | EFM32LG | - |
| Core | ARM Cortex M3 | ARM Cortex M3 | - |
| Data Bus Width | 32 bit | - | - |
| Maximum Clock Frequency | 48 MHz | - | - |
| Program Memory Size | 256 kB | - | - |
| Data RAM Size | 32 kB | - | - |
| ADC Resolution | 12 bit | - | - |
| Number of I/Os | 53 I/O | - | - |
| Operating Supply Voltage | 3 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tray | Reel | - |
| Height | 1.2 mm | - | - |
| Length | 12 mm | - | - |
| Program Memory Type | Flash | - | - |
| Width | 12 mm | - | - |
| Brand | Silicon Labs | Silicon Labs | - |
| Data RAM Type | SRAM | - | - |
| Interface Type | I2C, SPI, UART | - | - |
| I/O Voltage | 3 V | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 4 Timer | - | - |
| Processor Series | EFM32 | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 1000 | 160 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.8 V | - | - |
| Supply Voltage Min | 1.98 V | - | - |
| Tradename | EFM32 | EFM32 | - |
| Part # Aliases | EFM32LG842F256 | - | - |