Signal Interface IC supports single and dual capacitive sensors.
Press Release Summary:
August 31, 2012 - Primarily intended for MEMS-based pressure sensor modules, 16-bit Model MAS6512 uses ratiometric AD-converter principle employing delta-sigma conversion technique. Resolution of ADC is 14-bits. IC includes internal temperature sensor, clock oscillator, and 256-bit EEPROM calibration memory. Available in 4 x 4 x 0.75 in. QFN-16 package as well as wafers or dies, unit operates from supply voltages of 1.8-3.6 V with current consumption of 1.9-28 µA.
Original Press Release
MAS6512 - Capacitive Sensor Signal Interface IC
Press release date: August 23, 2012
Single and Differential Capacitive Sensors
Sensor Offset and Gain Adjustment
Changing Capacitance Range 2pF...30pF
Internal Offset Capacitance
External Capacitance up to 40pF (or higher using external clock)
Resolution 14 bit (OSR=4096, D
Internal Clock Oscillator
On Chip Temperature Sensor -40
Low Voltage Operation 1.8 V...3.6 V
Low Supply Current: 1.9 A...28 A
Conversion Time 5.8ms...82.6ms (12Hz...173Hz)
16-bit RatiometricDS CDC
Internal 256-bit EEPROM Calibration Memory MAS6512 is available in a QFN-16 4x4x0.75 package as well as tested wafers or dies in waffle pack. For further information and samples please contact Micro Analog Systems Oy.