...the world s most energy friendly microcontrollers EFM32LG230 DATASHEET F256/F128/F64 ARM Cortex-M3 CPU platform Communication interfaces High Performance 32-bit processor up to 48 MHz 3 Universal Synchronous/Asynchronous Receiv- er/Transmitter Memory Protection Unit Flexible Energy Management System UART/SPI/SmartCard (ISO 7816)/IrDA/I2S 2 Low Energy UART 20 nA 3 V Shutoff Mode Autonomous operation with DMA in Deep Sleep 0.4 A 3 V Shutoff Mode with RTC Mode 0.65 A 3 V Stop Mode, including Power-on Reset, Brown-out 2 2 I C Interface with SMBus support Detector, RAM and CPU retention Address recognition in Stop Mode 0.95 A 3 V Deep Sleep Mode, including RTC with 32.768 kHz oscillator, Power-on Reset, Brown-out Detector, RAM and CPU Ultra low power precision analog peripherals retention 12-bit 1 Msamples/s Analog to Digital Converter 63 A/MHz 3 V Sleep Mode 8 single ended channels/4 differential channels 211 A/MHz 3 V Run Mode, with code executed from flash On-chip temperature sensor 256/128/64 KB Flash 12-bit 500 ksamples/s Digital to Analog Converter 32 KB RAM 2 Analog Comparator 56 General Purpose I/O pins Capacitive sensing with up to 16 inputs Configurable push-pull, open-drain, pull-up/down, input filter, drive 3 Operational Amplifier strength 6.1 MHz GBW, Rail-to-rail, Programmable Gain Configurable peripheral I/O locations Supply Voltage Comparator 16 asynchronous external interrupts Low Energy Sensor Interface (LESENSE) Output state retention and wake-up from Shutoff Mode Autonomous sensor monitoring in Deep Sleep Mode 12 Channel DMA Controller Wide range of sensors supported, including LC sen- 12 Channel Peripheral Reflex System (PRS) for autonomous in- sors and capacitive buttons ter-peripheral signaling Ultra efficient Power-on Reset and Brown-Out Detec- Hardware AES with 128/256-bit keys in 54/75 cycles tor Timers/Counters Debug Interface 4 16-bit Timer/Counter 2-pin Serial Wire Debug interface 43 Compare/Capture/PWM channels 1-pin Serial Wire Viewer Dead-Time Insertion on TIMER0 Embedded Trace Module v3.5 (ETM) 16-bit Low Energy Timer Pre-Programmed UART Bootloader 1 24-bit Real-Time Counter and 1 32-bit Real-Time Counter Temperature range -40 to 85 C 3 16/8-bit Pulse Counter Single power supply 1.98 to 3.8 V Watchdog Timer with dedicated RC oscillator 50 nA QFN64 package Backup Power Domain RTC and retention registers in a separate power domain, avail- able in all energy modes Operation from backup battery when main power drains out 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 2014-06-13 - EFM32LG230FXX - d0105 Rev1.30 1 www.silabs.com...the world s most energy friendly microcontrollers 1 Ordering Information Table 1.1 (p. 2) shows the available EFM32LG230 devices. Table 1.1. Ordering Information Ordering Code Flash (kB) RAM (kB) Max Supply Temperature Package Speed Voltage (C) (MHz) (V) EFM32LG230F64G-E-QFN64 64 32 48 1.98 - 3.8 -40 - 85 QFN64 EFM32LG230F128G-E-QFN64 128 32 48 1.98 - 3.8 -40 - 85 QFN64 EFM32LG230F256G-E-QFN64 256 32 48 1.98 - 3.8 -40 - 85 QFN64 Visit www.silabs.com for information on global distributors and representatives. 2014-06-13 - EFM32LG230FXX - d0105 Rev1.30 2 www.silabs.com