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LTC2493 - 24-Bit 2-/4-Channel ADC

Description

n Up to 2 Differential or 4 Single-Ended Inputs n Easy Drive™ Technology Enables Rail-to-Rail Inputs with Zero Differential Input Current n Directly Digitizes High Impedance Sensors with Full Accuracy n 2-Wire I2C Interface with 9 Addresses Plus One Global Address for Synchronization n 600nV R

Features

  • 24-Bit 2-/4-Channel ∆∑ ADC with Easy Drive Input Current Cancellation and I2C Interface.

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Full PDF Text Transcription

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LTC2493 Features 24-Bit 2-/4-Channel ∆∑ ADC with Easy Drive Input Current Cancellation and I2C Interface Description n Up to 2 Differential or 4 Single-Ended Inputs n Easy Drive™ Technology Enables Rail-to-Rail Inputs with Zero Differential Input Current n Directly Digitizes High Impedance Sensors with Full Accuracy n 2-Wire I2C Interface with 9 Addresses Plus One Global Address for Synchronization n 600nV RMS Noise n Integrated High Accuracy Temperature Sensor n GND to VCC Input/Reference Common Mode Range n Programmable 50Hz, 60Hz or Simultaneous 50Hz/60Hz Rejection Mode n 2ppm INL, No Missing Codes n 1ppm Offset and 15ppm Full-Scale Error n 2× Speed/Reduced Power Mode (15Hz Using Internal Oscillator and 80µA at 7.
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