Description

15-Cell Battery Stack Monitor with Daisy Chain Interface Features: Measures Up to 15 Battery Cells in Series 2.2mV Maximum Total Measurement Error Stackable Architecture for High Voltage Systems Built-In isoSPI™ Interface 1Mb Isolated Serial Communications Uses a Single Twisted Pair, Up to 100 Meters Low EMI Susceptibility and Emissions Bidirectional for Broken Wire Protection 245μs to Measure All Cells in a System Synchronized Voltage and Current Measurement 16-Bit Delta-Sigma ADC with Programmable 3rd Order Noise Filter Engineered for ISO 26262-Compliant Systems Passive Cell Balancing Up to 200mA (Max) with Programmable Pulse-Width Modulation 9 General Purpose Digital I/O or Analog Inputs Temperature or Other Sensor Inputs Configurable as an I2C or SPI Master 6μA Sleep Mode Supply Current 64-Lead eLQFP Package AEC-Q100 Qualified for Automotive Applications