The Texas Instruments BQ27Z846 Dynamic Z-Trackgas gauge device is a fully integrated and accurate,1-series cell gas gauge, protection, and authentication option. The BQ27Z846 gas gauge communicates through an I2C compatible interface and combines an ultra-low power RISC processor, high accuracy analog measurement capabilities, integrated flash memory, high-side NMOS FET drivers, and ECC ECDSA and SHA-2 authentication to provide a complete, high-performance battery management option.