EFM32ZG222F32-B-QFP48R

EFM32ZG222F32-B-QFP48R is an EFM32 Zero Gecko 32bit ARM Cortex-M0+ based microcontroller (MCU) with speeds up to 24MHz. Built on top of a low-power platform that includes innovative low energy techniques, fast wake-up times, and energy saving modes, this is ideal for energy sensitive applications. In addition, this device includes 32KB flash, 4KB RAM, 37 Dig I/O pins, 2 x 16bit timers, and multiple communication interfaces. It also features autonomous peripherals, high overall chip and analogue integration, and the performance of the industry standard 32bit ARM CortexM0+ processor, making it perfect for battery-powered systems and systems with high performance, low-energy requirements. Typical applications are energy, gas, water and smart metering, health and fitness applications, smart accessories, alarm and security systems, industrial and home automation.

• Ultra low power operation, 0.5μA current in stop (EM3), with brown-out detection and RAM retention
• 48μA/MHz in EM1, 114μA/MHz in run mode (EM0)
• Fast wake-up time of 2µs, hardware cryptography (AES)
• 4 channel peripheral reflex system (PRS) for autonomous inter-peripheral signalling
• 1× 24-bit real-time counter, watchdog timer with dedicated RC oscillator at 50nA
• Low energy UART, autonomous operation with DMA in deep sleep mode
• 1× analogue comparator, capacitive sensing with up to 5 inputs
• Ultra-efficient power-on reset and brown-out detector
• 2-pin serial wire debug interface, pre-programmed UART Bootloader
• Single power supply range 1.98 to 3.8V, TQFP48 package, -40 to 85°C temperature range