Ideal for battery-operated applications and other systems requiring low energy and high performance, our USB-enabled EFM32TM Happy Gecko family delivers the lowest USB power consumption in the industry.
Based on the powerful ARM® Cortex®-M0+ core, our low-power microcontrollers (MCUs) enable longer battery life and energy-harvesting applications. The Happy Gecko family features innovative low-energy techniques, short wake-up time from energy-saving modes, and a wide selection of peripherals. Our MCUs offer up to 64 kB of flash memory with the added option of embedded USB connectivity and CPU speeds up to 25 MHz.
| Part Number | MHz | Flash | RAM | Dig I/O Pins | 5 Volt Tolerant | ADC 1 | DAC | USB | Cap Sense | LCD | Temp Sensor | Timers (16-bit) | AES-128 | AES-256 | ECC | SHA-1 | SHA-2 | RSA-2048 | UART | USART | SPI | I2C | I2S | EMIF | RTC | Comparators | Vdd (min) | Vdd (max) | Package Type | Package Size (mm) | Internal Osc. | Debug Interface | Cryptography |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AES-128 | |||||||||||||||||||||||||||||||||
| AES-128 | |||||||||||||||||||||||||||||||||
| AES-128 | |||||||||||||||||||||||||||||||||
| AES-128 | |||||||||||||||||||||||||||||||||
| AES-128 | |||||||||||||||||||||||||||||||||
| AES-128 | |||||||||||||||||||||||||||||||||
| AES-128 |
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