Supports Li-Ion, LiFePO4, PbA, NiMH, and NiCdChemistries• Capacity Estimation Using Patented ImpedanceTrack™ Technology for Batteries from 3 V to 65 V – Aging Compensation– Self-Discharge Compensation• Supports Battery Capacities up to 29 Ah withStandard Configuration Options• Supports Charge and Discharge Currents up to32 A with Standard Configuration Options• External NTC Thermistor Support• Supports Two-Wire I2C™ and HDQ Single-WireCommunication Interfaces with Host System• SHA-1/HMAC Authentication• One- or Four-LED Direct Display Control• Five-LED and Higher Display Through PortExpander• Reduced Power Modes (Typical Battery PackOperating Range Conditions)– Normal Operation: < 145-µA Average– Sleep: < 84-µA Average– Full Sleep: < 30-µA Average• Package: 14-Pin TSSOP