EFM32LG290F64G-E-BGA112R

The EFM32LG290F64G-E-BGA112R is a high-performance, ultra-low power 32-bit automotive grade microcontroller offered by SiLabs. It is designed to meet the safety requirements of the automotive industry and is suitable for various applications.

Application Field

The EFM32LG290F64G-E-BGA112R is suitable for automotive control applications such as engine control unit, body control unit, and telematics unit. It can also be used in consumer applications such as consumer electronics, phones and games, as well as in industrial control and automation applications. The microcontroller contains a high-performance ARM Cortex-M0+ microcontroller that operates at up to 32-bit resolution. It features a 160 MHz CPU core and up to 2 MB of embedded flash memory for storing programmed instructions and data. With its low-power consumption and rich feature set, the EFM32LG290F64G-E-BGA112R is an ideal choice for embedded systems that demand power efficiency and flexibility.

The microcontroller has a variety of analog and digital peripherals, including multiplexed timers, pulse width modulation (PWM), I2C, UARTs, and SPI. It also has an extensive list of safety features, including independent watchdog timers, error correction code (ECC) memory protection and window watchdog. The microcontroller also supports a variety of third-party development tools, including the GNU Compiler for ARM (GCC), the ARM RealView MCUdevelopment studio, and the Segger Embedded Studio.

Working Principle

The EFM32LG290F64G-E-BGA112R utilizes the ARM Cortex-M0+ core with the 32-bit instruction set. This ensures low power consumption and high-speed operation, allowing the microcontroller to operate at much higher clock speeds than devices with other architectures. The Cortex-M0+ core supports single cycle instruction execution, making it ideal for applications that require fast response times.

The EFM32LG290F64G-E-BGA112R uses a Harvard architecture, which separated instruction and data memory. This helps to improve system performance and efficiency by allowing different processes to use the same amount of memory independently. This also allows the device to retrieve data more quickly, as it can access both instruction and data memory simultaneously, instead of having to access them one after the other.

The microcontroller contains a variety of analog and digital peripherals. The analog peripherals include multiplexed timers, pulse width modulation (PWM), I2C, UARTs, and SPI. Each peripheral is connected to the core via a high-speed peripheral bus, allowing the core to communicate with the other components. The microcontroller is also equipped with an extensive list of safety features, such as independent watchdog timers, error correction code (ECC) memory protection, and window watchdog.

Conclusion

The EFM32LG290F64G-E-BGA112R is a powerful and versatile 32-bit automotive grade microcontroller. It is suitable for a variety of applications, including automotive control, consumer electronics, industrial control and automation. It features a high-performance ARM Cortex-M0+ core, multiplexed timers, PWM, and other peripherals, as well as an extensive list of safety features. This makes it an ideal choice for embedded systems that require power efficiency and flexibility.