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LM2917

National Semiconductor
Part Number LM2917
Manufacturer National Semiconductor
Description LM2907/LM2917 Frequency to Voltage Converter
Published Mar 22, 2005
Detailed Description LM2907/LM2917 Frequency to Voltage Converter June 2000 LM2907/LM2917 Frequency to Voltage Converter General Descripti...
Datasheet PDF File LM2917 PDF File

LM2917
LM2917


Overview
LM2907/LM2917 Frequency to Voltage Converter June 2000 LM2907/LM2917 Frequency to Voltage Converter General Description The LM2907, LM2917 series are monolithic frequency to voltage converters with a high gain op amp/comparator designed to operate a relay, lamp, or other load when the input frequency reaches or exceeds a selected rate.
The tachometer uses a charge pump technique and offers frequency doubling for low ripple, full input protection in two versions (LM2907-8, LM2917-8) and its output swings to ground for a zero frequency input.
The op amp/comparator is fully compatible with the tachometer and has a floating transistor as its output.
This feature allows either a ground or supp...



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