FDC1004Q - Texas Instruments

FDC1004Q 4-Channel Capacitance-to-Digital Converter

Capacitive sensing with grounded capacitor sensors is a very low-power, low-cost, high-resolution contactless sensing technique that can be applied to a variety of applications ranging from proximity sensing and gesture recognition to material analysis and remote liquid level sensing. The sensor in a capacitive sensing system is any metal or conductor, allow.

Features

•1 Qualified for Automotive Applications
• AEC-Q100 Qualified With the Following Results
  – Device Temperature Grade 1: -40°C to 125°C Ambient Operating Temperature Range
  – Device HBM ESD Classification Level 2
  – Device CDM ESD Classification Level C5
• Input Range: ±15 pF
• Measurement Resolution: 0.5 fF
• Maximum Offset Capacitance: 100 pF
• Programmable Output Rates: 100/200/400 S/s
• Maximum Shield Load: 400 pF
• Supply Voltage: 3.3 V
• Temp Range:
  –40° to 125°C
• Current Consumption:
  – Active: 750 µA
  – Standby: 29 µA
• Interface: I2C
• Number of Channels: 4 2 Applications
• Proximity Senso.