Silicon Labs EFM32PG23B200F128IM40-C, 32 bit ARM 32 Bit Cortex M4, EFM32PG23 Gecko Microcontroller, 80 MHz, 512kB FLASH,

HT Part No. HT887293

Mfr. Part No. EFM32PG23B200F128IM40-C

Manufacturer: Silicon Labs

Technical Documents: A700000009336182.pdf(datasheets)