The ADuC7039 is a complete system solution for battery monitoring in 12 V automotive applications. This device integrates all of the required features to precisely and intelligently monitor, process, and diagnose 12 V battery parameters including battery current, voltage, and temperature over a wide range of operating conditions. APPLICATIONS * Battery sensing/management for automotive systems * High precision ADC * Dual channel, simultaneous sampling, 16-bit Σ-Δ ADCs * Programmable ADC throughput from 10 Hz to 1 kHz * On-chip 5 ppm/ºC voltage reference * Current channel Fully differential, buffered input Programmable gain ADC input range: −200 mV to +300 mV Digital comparator with current accumulator feature * Voltage channel Buffered, on-chip attenuator for 12 V battery input