LTC6812-1 Overview
Description
n Measures Up to 15 Battery Cells in Series n 2.2mV Maximum Total Measurement Error n Stackable Architecture for High Voltage Systems n Built-In isoSPI™ Interface n 1Mb Isolated Serial Communications n Uses a Single Twisted Pair, Up to 100 Meters n Low EMI Susceptibility and Emissions n Bidirectional for Broken Wire Protection n 245µs to Measure All Cells in a System n Synchronized Voltage and Current Measurement n 16-Bit Delta-Sigma ADC with Programmable Noise Filter n Engineered for ISO 26262-Compliant Systems n Passive Cell Balancing Up to 200mA (Max) with Programmable Pulse‑Width Modulation n 9 General Purpose Digital I/O or Analog Inputs n Temperature or Other Sensor Inputs n Configurable as an I2C or SPI Master n 6µA Sleep Mode Supply Current n 64-Lead eLQFP Package n AEC-Q100 Qualified for Automotive Applications.
