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LM567

Texas Instruments
Part Number LM567
Manufacturer Texas Instruments
Description Tone Decoder
Published Oct 1, 2019
Detailed Description Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM567x Tone Decoder LM567, LM...
Datasheet PDF File LM567 PDF File

LM567
LM567

Overview
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM567x Tone Decoder LM567, LM567C SNOSBQ4E – MAY 1999 – REVISED DECEMBER 2014 1 Features •1 20 to 1 Frequency Range With an External Resistor • Logic Compatible Output With 100-mA Current Sinking Capability • Bandwidth Adjustable From 0 to 14% • High Rejection of Out of Band Signals and Noise • Immunity to False Signals • Highly Stable Center Frequency • Center Frequency Adjustable from 0.
01 Hz to 500 kHz 2 Applications • Touch Tone Decoding • Precision Oscillator • Frequency Monitoring and Control • Wide Band FSK Demodulation • Ultrasonic Controls • Carrier Current Remote Controls • Communications Paging Decoders 3 Description The LM567 and LM567C are general purpose tone decoders designed to provide a saturated transistor switch to ground when an input signal is present within the passband.
The circuit consists of an I and Q detector driven by a voltage controlled oscillator which determines ...


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