SILICON LABS EFM32HG322F32N-C-QFP48R

The EFM32HG offers unmatched performance and ultra low power consumption in both active and sleep modes. EFM32HG devices consume as little as 0.6 μA in Stop mode and 127 μA/MHz in Run mode. It also features autonomous peripherals, high overall chip and analog integration, and the performance of the industry standard 32-bit ARM Cortex M0+ processor, making it perfect for battery-powered systems and systems with high-performance, low-energy requirements.

• ARM Cortex-M0+ at 25 MHz
• Ultra low power operation
• 0.6 μA current in Stop (EM3), with brown-out detection and RAM retention
• 51 μA/MHz in EM1
• 127 μA/MHz in Run mode (EM0)
• Fast wake-up time of 2 μs
• Hardware cryptography (AES)
• Up to 64 kB of Flash and 8 kB of RAM
• ARM Cortex-M0+ CPU platform
• High Performance 32-bit processor @ up to 25 MHz
• Wake-up Interrupt Controller
• SysTick System Timer
• Flexible Energy Management System
• 20 nA @ 3 V Shutoff Mode
• 0.6 μA @ 3 V Stop Mode, including Power-on Reset, Brown-out Detector, RAM and CPU retention
• 0.9 μA @ 3 V Deep Sleep Mode, including RTC with 32.768 kHz oscillator, Power-on Reset, Brown-out Detector, RAM and CPU retention
• 51 μA/MHz @ 3 V Sleep Mode
• 127 μA/MHz @ 3 V Run Mode, with code executed from flash
• 64/32 kB Flash
• 8/4 kB RAM
• Up to 37 General Purpose I/O pins
• Configurable push-pull, open-drain, pull-up/down, input filter, drive strength
• Configurable peripheral I/O locations
• Up to 16 asynchronous external interrupts
• Output state retention and wake-up from Shutoff Mode
• 6 Channel DMA Controller
• 6 Channel Peripheral Reflex System (PRS) for autonomous inter-peripheral signaling
• Hardware AES with 128-bit keys in 54 cycles
• Timers/Counters
• 3×16-bit Timer/Counter
• 3×3 Compare/Capture/PWM channels
• Dead-Time Insertion on TIMER0
• 1×24-bit Real-Time Counter
• 1×16-bit Pulse Counter
• Watchdog Timer with dedicated RC oscillator @ 50 nA
• Low Energy Universal Serial Bus (USB) Device
• Fully USB 2.0 compliant
• On-chip PHY and embedded 5V to 3.3V regulator
• Crystal-free operation
• Ultra low power precision analog peripherals
• Ultra efficient Power-on Reset and Brown-Out Detector
• Debug Interface
• 2-pin Serial Wire Debug interface
• Micro Trace Buffer (MTB)
• Pre-Programmed USB/UART Bootloader
• Temperature range -40 to 85 ℃ (EFM32HGxxxFxx) or -40 to 105 ℃ (EFM32HGxxxFxxN)
• Single power supply 1.98 to 3.8 V

• Energy, gas, water and smart metering
• Alarm and security systems
• Health and fitness applications
• Industrial and home automation
• Smart accessories