Time-to-Digital-Converters by Acam
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Time to Digital Converters

TDC - GP1
TDC - GP2
TDC - GPX
Time-to-Digital Applications
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PICOSTRAIN®

Time to Digital Converters for Digital Strain Gage

PICOSTRAIN® PS08
PICOSTRAIN® PS081
PICOSTRAIN® PS021
Strain Gage Applications
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PICOCAP®

Time to Digital Converters for Capacitance Measurement

PICOCAP® PS021
PICOCAP® PSA21
Capacitance Applications
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PICOTURN®

Time to Digital Converters for Speed Sensors

PICOTURN® 2G
PICOTURN® BM/SM
Speed Sensor Applications
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Time-to-Digital - TDC Cookbook

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time-to-digital converters
TDC - Cookbook
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PICOCAP® for Digital Capacitance Measuring

PICOCAP® is a new concept to measure capacitance utilizing time to digital converter chip technology.

With digital and analog input options, programmable resolution and a wide capacitance range, PICOCAP® promises true flexibility.

PICOCAP® uses ultra low current, offering flexible power supply. Digital measuring principles in the CMOS technology make sensoring with and without compensation, and operation with grounded or floating capacities possible.

PICOCAP® is temperature scalable while maintaining high stability and a low offset drift. The Ultra Low current consumption and capacitance measurement in PICOCAP® is ideal for sensor, solar, battery and wireless technology.

Digital Capacitance Measurement

PICOCAP® PSA21 Evaluation Kit

PICOCAP® Technology

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PICOCAP® Acam Patented Technology Features

  • Up to 4 sensor pairs without compensation
  • One sensor pair with compensation
  • Extremely low gain error in compensated mode (typ 7ppm /K)
  • Can be used with floating or grounded capacitors
  • Wide capacitance range - from 0 fF to tens of nF
  • Suitable for use with single and differential sensors
  • Internal TDC with 18 pS rms resolution
  • Programmable resolution (up to 6 aFrms at 10 Hz and 5 pF Csense)
  • High stability with temperature and low offset drift
  • Separate temperature measurement port
  • Measuring Rate up to 50 KHz
  • Extremely low current consumption (10 uA at 10 Hz and 500 aF rms resolution)
  • Serial Interface (SPI Compatible)
  • RoHS Compliant Components
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Capacitance Applications

Factory Machinery Pressure Sensor Position Sensor
Force Sensor Wireless Device Industrial Process Control
Measure Capacitance Level Control Manufacturing Processing
Solar Powered Devices Automotive Production Automated Production Lines
Battery Powered Devices Thickness Measurement  
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