SILICON LABS EFR32ZG28B322F1024IM48-A Wireless SOC, CORTEX-M33F, 78MHZ, 31 I/O, -40 to 125°C, QFN-EP-48, DualBand

EFR32ZG28B322F1024IM48-A is an EFR32ZG28 wireless SoC. It is an ideal solution for �Internet of Things� applications in smart homes, security, lighting, building automation, and metering. The single-die, multi-core solution, provides industry-leading security, low power consumption with fast wakeup times, and integrated power amplifiers to enable the next level of secure connectivity for IoT devices. A large memory footprint enables flexible solutions for dynamic protocol support and the integration of a matrix-vector processor empowers AI/ML implementation for smart end nodes. Typical applications are smart home, security, lifestyle IoT, neighbourhood IoT, and building automation.

• 32-bit ARM® Cortex®-M33 core with 78MHz maximum operating frequency
• Energy-efficient radio core with low active and sleep currents
• Supported modulation format, 2/4 (G)FSK with fully configurable shaping, OQPSK DSSS
• Protocol support, Z-wave, Z-wave LR, Amazon sidewalk, Wi-SUN, proprietary, Bluetooth low energy
• 2 Ã� analogue comparator (ACMP), 2-channel digital to analogue converter (VDAC)
• Up to 49 general purpose I/O pins with output state retention and asynchronous interrupts
• 8 channel DMA controller, 12 channel peripheral reflex system (PRS), 2 Ã� watchdog timer
• 32-bit real time counter, 24-bit low energy timer for waveform generation
• True random number generator (TRNG), ARM® TrustZone®, anti-tamper
• 1024KB flash, 256KB RAM, QFN48 dual band package, -40 to 125°C temperature range