Part # LM9011 datasheet

Part Manufacturer: National Semiconductor

National Semiconductor

Part Description: LM9011 Electronic Ignition Interface

Part Details:

LM901 March 2003 1Electronic LM9011Electronic Ignition InterfaceGeneral Description Key Specifications The LM9011 is an interface circuit which integrates the tim- Ignition ing detection and logic control functions required for an Features automotive electronic ignition system into one device. n Single 5V supply operation A VRS interface is provided for crankshaft position informa- n VR Sensor Interface with dynamic hysteresis tion via a toothed-wheel. n Four Channel Electronic Timing spark driver with output Four voltage comparators are provided for hardware diag- diagnostics nostics. Interface n Electronic Timing Interface spark driver output voltage An electronic timing interface with output fault diagnostics is from 5V to 16V provided to enable a micro-processor to drive an external n One Non-Inverting voltage comparator with hysteresis four channel ignition spark circuit. n Three Inverting voltage comparators with hysteresis The LM9011 is fully specified over the automotive tempera-ture range of -40°C to +125°C, and is available in a 28 pinSmall Outline surface mount package. Connection Diagram Top View 10126401 Ordering Information LM9011M See NS Package M28B © 2003 National Semiconductor Corporation DS101264 1 Absolute Maximum Ratings (Note 1) Operating Ratings (Note 3) LM901 Voltage -0.3V to +7.0V V Voltage 4.75V to 5.25V CC S_HI Voltage -0.3V to 26.5V S_HI Voltage V to 26V CC VR_HI and VR_LO Inputs +/-3mA Sx Outputs

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LM9011.pdf Datasheet