LTC2485

PRODUCTION

24-Bit ΔΣ ADC with Easy Drive Input Current Cancellation and I2C Interface

Part Models
4
1ku List Price
Starting From $2.95
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Part Details

  • Easy Drive Technology Enables Rail-to-Rail Inputs with Zero Differential Input Current
  • Directly Digitizes High Impedance Sensors with Full Accuracy
  • GND to VCC Input/Reference Common Mode Range
  • 2-Wire I2C Interface
  • Programmable 50Hz, 60Hz or Simultaneous 50Hz/60Hz Rejection Mode
  • 2ppm (0.25LSB) INL, No Missing Codes
  • 1ppm Offset and 15ppm Full-Scale Error
  • Selectable 2x Speed Mode
  • No Latency: Digital Filter Settles in a Single Cycle
  • Single Supply 2.7V to 5.5V Operation
  • Internal Oscillator
  • Six Addresses Available and One Global Address for Synchronization
  • Available in a Tiny (3mm × 3mm) 10-Lead DFN Package
LTC2485
24-Bit ΔΣ ADC with Easy Drive Input Current Cancellation and I2C Interface
+FS Error vs RSOURCE at IN+ and IN– Product Package 1
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Documentation

Data Sheet

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

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Software Resources


Hardware Ecosystem

Parts Product Life Cycle Description
Digital Temperature Sensors 1
LTC2991 RECOMMENDED FOR NEW DESIGNS Octal I2C Voltage, Current, and Temperature Monitor
Precision Resistor Network 1
LT5400 RECOMMENDED FOR NEW DESIGNS Quad Matched Resistor Network
Serial Bus Buffers, Extenders, and Accelerators 1
LTC4317 PRODUCTION Dual I2C/SMBus Address Translator
Series Voltage References 1
LTC6655 PRODUCTION 0.25ppm Noise, Low Drift Precision References
TimerBlox 1
LTC6991 PRODUCTION TimerBlox: Resettable, Low Frequency Oscillator
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Evaluation Kits

eval board
DC956A

LTC2485 24-Bit Delta-Sigma ADC Demo Board (Requires DC590)

Product Details

DC956A: Demo Board for the LTC2485 24-Bit Delta Sigma ADC with Easy Drive Input Current Cancellation and I2C Interface.

DC956A
LTC2485 24-Bit Delta-Sigma ADC Demo Board (Requires DC590)
DC956A Demo Board DC956A Demo Board DC956A Demo Board DC956A Demo Board DC956A - Schematic

Reference Designs

DE-10 Nano Kit
Terasic DE10-Nano Kit Circuits from the lab

Features and Benefits

  • Analog Devices has worked closely with FPGA and processor manufacturers to develop verified power solutions that optimize cost, size and efficiency in high performance applications
  • Our reference designs are supported by an intuitive design tool set and IP
  • Our team can provide designs for quick prototypes that can speed time to market in the most complex applications
Terasic DE10-Nano Kit
DE-10 Nano Kit
DE-10 Nano Kit Block Diagram
DE-10 Nano Power Tree

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