2-channel amplifying integrated circuit AM-CVC2D

programmable

• Sensor controlling/optimization. • 10 bit DAC for adjustment of the excitation voltages. • Driver for generation of the recharging voltages for • continuous and self-test modes. • Internal reference voltage via adjustable band gap • Two charge amplifiers with programmable offset and • integration capacitances • Two sample-and-hold amplifiers for the analogue outputs • Amplifier for analogue signal before the A/D converter • 14 bit A/D converter of the analogue signals • Digital sensor characteristic curves and temperature • correction • FIR filter block of four filters, with up to 31 selectable sampling points per filter • Digital configuration of threshold detection • Component for handling SIL-relevant measurements and test cases (self-test after Power-ON, • continuous test of two counter phase sensor elements of the same axis) • Analogue multiplexer for output of analogue voltage, test or reference voltage • SPI and I2C Interface • Real-time data transmission from ASIC, SPI master mode • Power-On-Reset (POR) with configuration from EEPROM • Internal clock generator • Internal temperature sensor