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AS8515 - Data Acquisition System

General Description

The AS8515 is designed for simultaneous measurement of shunt current sensor signal and battery voltage by two independent ADC channels.

Both channels can measure small signals up to ±219 mV versus ground through programmable gain amplifier or larger signals in the 1V range without amplifier.

Key Features

  • A precision voltage attenuator with power down facility.
  • LIN 2.1 transceiver.
  • Power-On Reset with programmable reset timeout and brownout detection through factory setting.
  • A window Watchdog function in the normal mode and a timeout Watchdog in the device standby mode as a factory option.
  • Load dump protection (42V) for all battery supplied pins and Enable pin.
  • Internal reverse polarity protection (up to -27V) for all batterysensing pins, and LIN bus pin.
  • Over.

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Datasheet Details

Part number AS8515
Manufacturer ams OSRAM
File Size 520.89 KB
Description Data Acquisition System
Datasheet download datasheet AS8515 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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AS8515 Data Acquisition System with Power Management and LIN Transceiver for 12V Battery Sensor Applications 1 General Description The AS8515 is designed for simultaneous measurement of shunt current sensor signal and battery voltage by two independent ADC channels. Both channels can measure small signals up to ±219 mV versus ground through programmable gain amplifier or larger signals in the 1V range without amplifier. After analog to digital conversion and digital filtering, the resulting digital values are accessible through 4-wire serial interface. The device is powered directly from the battery through LDO and provides a 3.3V supply for an external microcontroller. For communication with the next level ECU, the device offers a LIN 2.1 transceiver.