MC33884 Description
MOTOROLA SEMICONDUCTOR TECHNICAL DATA Freescale Semiconductor, Inc. Order this document by MC33884/D Advance Information Switch Monitor Interface The MC33884 Switch Monitor Interface is a monolithic silicon integrated circuit (IC) that performs switch monitoring functions. The device provides efficient interface between electrical switches and low voltage microprocessors.
MC33884 Key Features
- Full Operation with 7.0 V ≤ VPWR ≤ 26 V, Limited Operation with 5.5 V ≤ VPWR ≤ 7.0 V
- Input Voltage Range: -14 V to 40 V
- Interfaces Directly to Microprocessors Using SPI Protocol
- 24-Lead Wide Body SOIC Package
- Wake-up on Change of Monitored Switch Status
- Programmable Wetting Current
- 4 Programmable Inputs to Monitor 4 Switch-to-Battery or 4 Switch-to-Ground Switches
- 6 (fixed function) Inputs to Monitor 6 Switch-to-Ground Switches
- 2 (fixed function) Inputs to Monitor 2 Switch-to-Battery Switches
- Standby Current During Normal Mode = 100 m A