The EFM32HG309F64G-A-QFN24 is an energy friendly 32-bit Microcontroller. With an unique combination of the powerful 32-bit ARM Cortex-M0+, innovative low energy techniques, short wake-up time from energy saving modes and a wide selection of peripherals, the EFM32HG microcontroller is well suited for any battery operated application as well as other systems requiring high performance and low-energy consumption. In addition, this device includes 64kB flash, 8kB RAM, 24 digital I/Os, 3x 16-bit timers and multiple communication interfaces.
- High performance 32-bit processor at up to 25MHz
- Wake-up interrupt controller
- Flexible energy management system
- 6-channel DMA Controller
- 6-channel Peripheral reflex system (PRS) for autonomous inter-peripheral signalling
- Hardware AES with 128-bit keys in 54 cycles
- 24-bit Real-time counter
- 16-bit Pulse counter
- Watchdog timer with dedicated RC oscillator @ 50nA
- 2 x Universal synchronous/asynchronous receiver/transmitter
- UART/SPI/SmartCard (ISO 7816)/IrDA
- Triple buffered full/half-duplex operation
- Low energy UART
- I2C Interface with SMBus support
- 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
- Ultralow power precision analog peripherals
- Analog comparator
- Supply voltage comparator
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