ADUC7039

NOT RECOMMENDED FOR NEW DESIGNS

Integrated, Precision Battery Sensor for Automotive

Data Sheet (Rev. D) Product Selection Table

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Part Details

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

JTAG port supports code download and debug
Memory
64 kB Flash/EE memory options, 4-kB SRAM
10,000-cycle Flash/EE endurance, 20-year Flash/EE retention
In-circuit download via JTAG and LIN
On-chip peripherals
LIN 2.1-compatible slave
SPI
GPIO port
1 × general-purpose timer
Wake-up and watchdog timers
On-chip power-on-reset
See data sheet for additional features

Documentation

This is the most up-to-date revision of the Data Sheet.

Software Resources

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Tools & Simulations

Sigma-Delta ADC Tutorial

An interactive illustration showing the behavior of an idealized sigma-delta A/D converter.

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Evaluation Kits

ADuC7039 QuickStart Plus Development System

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Product Details

Development system for evaluation of the ADuC7039 complete system solution for battery monitoring in 12 V automotive applications.

The QuickStart Plus Kit features debug via UART and an assembly & C-source debugging environment. In addition it allows true non-intrusive JTAG emulation.