The Silicon Labs EFM32G222F64G-E-QFP48 is a 32-bit ARM Cortex-M3 series microcontroller IC with a core processor speed of 32MHz.

• Program Memory Size: 64KB (64K x 8) FLASH
• I/Os: 37 I/Os
• Package: 48-TQFP package
• Connectivity: I2C, IrDA, SmartCard, SPI, and UART/USART
• Other Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, and WDT
• Operating Temperature Range: -40°C to 85°C (TA)
• Application: Ideal for use in integrated circuits (ICs), especially in applications where high performance and low power consumption are required.