AD7153

Obsolete

12-Bit Capacitance-to-Digital Converter (1 Capacitance Input Channel)

Data Sheet (Rev. A) Product Selection Table
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Part Details

  • Capacitance-to-digital converters
    • Interfaces to floating sensors
    • Resolution down to 0.25 fF (that is, up to 12 ENOB)
    • Linearity: 0.05%
    • Common-mode (not changing) capacitance up to 5 pF
    • Four capacitance ranges selectable per operation mode
    • Tolerant of parasitic capacitance to ground up to 50 pF
    • Conversion time per channel: 5 ms, 20 ms, 50 ms, and 60 ms
  • Internal clock oscillator
  • 2-wire serial interface
    (I2C-compatible)
  • Power
    • 2.7 V to 3.6 V single-supply operation
    • 100 μA current consumption
  • Operating temperature: −40°C to +85°C
  • 10-lead MSOP
  • See data sheet for additional features
AD7153
12-Bit Capacitance-to-Digital Converter (1 Capacitance Input Channel)
AD7153-fbl AD7153-pc AD7153 Typical Application Diagram
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