st17h76t-e is a system on chip (soc) for bluetooth® low energy and proprietary 2.4g applications. it has high-performance low-power 32-bit processer with 8kb retention sram, 64kb rom, 16kb otp.also, st17h76t-e can support ble with security and application. serial peripheral io and integrated application ip enables customer product to be built with minimum bill-of-material (bom) cost.