...the world s most energy friendly microcontrollers EFM32G842 DATASHEET F128/F64/F32 ARM Cortex-M3 CPU platform Communication interfaces High Performance 32-bit processor up to 32 MHz 3 Universal Synchronous/Asynchronous Receiv- er/Transmitter Memory Protection Unit Wake-up Interrupt Controller UART/SPI/SmartCard (ISO 7816)/IrDA Triple buffered full/half-duplex operation Flexible Energy Management System 2 Low Energy UART 20 nA 3 V Shutoff Mode Autonomous operation with DMA in Deep Sleep 0.6 A 3 V Stop Mode, including Power-on Reset, Brown-out Mode Detector, RAM and CPU retention 2 I C Interface with SMBus support 0.9 A 3 V Deep Sleep Mode, including RTC with 32.768 kHz oscillator, Power-on Reset, Brown-out Detector, RAM and CPU Address recognition in Stop Mode retention Ultra low power precision analog peripherals 45 A/MHz 3 V Sleep Mode 12-bit 1 Msamples/s Analog to Digital Converter 180 A/MHz 3 V Run Mode, with code executed from flash 8 single ended channels/4 differential channels 128/64/32 KB Flash On-chip temperature sensor 16/16/8 KB RAM 12-bit 500 ksamples/s Digital to Analog Converter 53 General Purpose I/O pins 2 single ended channels/1 differential channel Configurable push-pull, open-drain, pull-up/down, input filter, drive 2 Analog Comparator strength Capacitive sensing with up to 8 inputs Configurable peripheral I/O locations Supply Voltage Comparator 16 asynchronous external interrupts Ultra efficient Power-on Reset and Brown-Out Detec- Output state retention and wake-up from Shutoff Mode tor 8 Channel DMA Controller 2-pin Serial Wire Debug interface 8 Channel Peripheral Reflex System (PRS) for autonomous in- 1-pin Serial Wire Viewer ter-peripheral signaling Pre-Programmed UART Bootloader Hardware AES with 128/256-bit keys in 54/75 cycles Temperature range -40 to 85 C Timers/Counters Single power supply 1.98 to 3.8 V 3 16-bit Timer/Counter TQFP64 package 33 Compare/Capture/PWM channels Dead-Time Insertion on TIMER0 16-bit Low Energy Timer 1 24-bit Real-Time Counter 3 8-bit Pulse Counter Watchdog Timer with dedicated RC oscillator 50 nA Integrated LCD Controller for up to 422 segments Voltage boost, adjustable contrast and autonomous animation 32-bit ARM Cortex-M0+, Cortex-M3 and Cortex-M4 microcontrollers for: Energy, gas, water and smart metering Alarm and security systems Health and fitness applications Industrial and home automation Smart accessories 2015-05-22 - EFM32G842FXX - d0070 Rev1.90 1 www.silabs.com...the world s most energy friendly microcontrollers 1 Ordering Information Table 1.1 (p. 2) shows the available EFM32G842 devices. Table 1.1. Ordering Information Ordering Code Flash (kB) RAM (kB) Max Supply Temperature Package Speed Voltage (C) (MHz) (V) EFM32G842F32-QFP64 32 8 32 1.98 - 3.8 -40 - 85 TQFP64 EFM32G842F64-QFP64 64 16 32 1.98 - 3.8 -40 - 85 TQFP64 EFM32G842F128-QFP64 128 16 32 1.98 - 3.8 -40 - 85 TQFP64 Adding the suffix T to the part number (e.g. EFM32G842F32-QFP64T) denotes tray. Visit www.silabs.com for information on global distributors and representatives. 2015-05-22 - EFM32G842FXX - d0070 Rev1.90 2 www.silabs.com