bq78z100 Description
The bq78z100 device provides a fully integrated pack-based solution with a flash programmable custom reduced instruction-set CPU (RISC), safety protection, and authentication for 1-series to 2-series cell Li-Ion and Li-Polymer battery packs. The bq78z100 gas gauge municates via an I2Cpatible interface or single-wire HDQ interface and bines an ultra-low-power, high-speed TI bqBMP processor, high-accuracy analog...
bq78z100 Key Features
- 1 High-Accuracy Coulomb Counter with Input Offset Error < 1 µV (Typical)
- High-Side FET Drive Allows Serial Bus munication During Fault Conditions
- Analog Front End with Two Independent ADCs
- Support for Simultaneous Current and Voltage Sampling
- Bus munications Interface Options
- SHA-1 Hash Message Authentication Code (HMAC) Responder for Increased Battery Pack Security
- Split Key (2 × 64) Stored in Secure Memory
- Overcurrent in Discharge
- Short-Circuit Current in Charge
- Short-Circuit Current in Discharge