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

TDC - GP1
TDC - GP2
TDC - GP21
TDC - GP22
TDC - GPX
Time-to-Digital Applications
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PICOSTRAIN

Time to Digital Converters for Digital Strain Gage

PICOSTRAIN PS08
PICOSTRAIN PS081
PICOSTRAIN PS09
PICOSTRAIN PS021
Strain Gage Applications
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PICOCAP

Time to Digital Converters for Capacitance Measurement

PICOCAP PCap01
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 - The most flexible solution in direct Capacitance-to-Digital Conversion

The patended PICOCAP measuring principle shows a versatile approach to capacitance measurement.

The input capacitance can range between a few fF up to hundreds of nF - there is practically no limit for the capacitor value. This provides the highest level of flexibility to the user and allows the same chip to be used in a broad range of sensors. PICOCAP also provides a powerful combination of performance and accuracy with the option for ultra-low current applications, using only a few µA.

Digital Capacitance Measurement

PICOCAP Technology

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PICOCAP Acam Patented Technology Features

  • Wide input capacitance range from a few fF up to hundreds of nF
  • High resolutions up to 22 bit
  • High measurement rates up to 500,000 samples per second
  • Extremely low current consumption with only a few µA supply current
  • Sensor data can be linearized on-chip
  • By simple software configurarion the user can select between high resolution, high measuring rate or low-power setup
  • RoHS Compliant Components
  • SPI, I²C, UART, PWM, PDM Communications
  • QFN32 & QFN24 Packages
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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 Acceleration Sensors Automated Production Lines
Battery Powered Devices Thickness Measurement Humidity Sensors
Inclination Sensors Freefall Sensors Touch Sensors
Angle Sensors Microphones MEMS
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Capacitance Illustrations

General Circuit Cycle Time