Freescale Semiconductor Advance Information Document Number: MC33811 Rev.
3, 8/2008 Solenoid Monitor Integrated Circuit (IC) The 33811 is a 5 channel Solenoid Monitor IC that is used to verify proper electrical and mechanical solenoid operation.
The IC contains five solenoid driver voltage monitoring stages and a serial peripheral interface (SPI) for fault communication and setup.
The IC has the ability to determine the correct movement of solenoid armatures by analyzing the variation in the v