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LTC2489 - 16-Bit 2-/4-Channel ADC

Description

n Up to 2 Differential or 4 Single-Ended Inputs n Easy DriveTM 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

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LTC2489 16-Bit 2-/4-Channel DΣ ADC with Easy Drive Input Current Cancellation and I2C Interface Features Description n Up to 2 Differential or 4 Single-Ended Inputs n Easy DriveTM 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 (0.02LSB Transition Noise) n GND to VCC Input/Reference Common Mode Range n Simultaneous 50Hz/60Hz Rejection n 2ppm INL, No Missing Codes n 1ppm Offset and 15ppm Full-Scale Error n No Latency: Digital Filter Settles in a Single Cycle, Even After a New Channel is Selected n Single Supply, 2.7V to 5.5V Operation (0.
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