EFM32GG842

...the world's most energy friendly microcontrollers EFM32GG842 DATASHEET F1024/F512 ARM Cortex-M3 CPU platform High Performance 32-bit processor @ up to 48 MHz Memory Protection Unit Flexible Energy Management System 20 nA @ 3 V Shutoff Mode 0.4 µA @ 3 V Shutoff Mode with RTC 0.8 µA @ 3 V Stop Mode, including Power-on Reset, Brown-out Detector, RAM and CPU retention 1.1 µA @ 3 V Deep Sleep Mode, including RTC with 32.768 kHz oscillator, Power-on Reset, Brown-out Detector, RAM and CPU retention 80 µA/MHz @ 3 V Sleep Mode 219 µA/MHz @ 3 V Run Mode, with code executed from flash 1024/512 KB Flash Read-while-write support 128 KB RAM 53 General Purpose I/O pins Configurable push-pull, open-drain, pull-up/down, input filter, drive strength Configurable peripheral I/O locations 16 asynchronous external interrupts Output state retention and wake-up from Shutoff Mode 12 Channel DMA Controller 12 Channel Peripheral Reflex System (PRS) for autonomous inter-peripheral signaling Hardware AES with 128/256-bit keys in 54/75 cycles Timers/Counters 4× 16-bit Timer/Counter 4×3 Compare/Capture/PWM channels Dead-Time Insertion on TIMER0 16-bit Low Energy Timer 1× 24-bit Real-Time Counter and 1× 32-bit Real-Time Counter 3× 16/8-bit Pulse Counter with asynchronous operation Watchdog Timer with dedicated RC oscillator @ 50 nA Integrated LCD Controller for up to 8×18 segments Voltage boost, adjustable contrast and autonomous animation ...