Private Squelch Circuit

The FX375 is a Low-Power CMOS LSI microcircuit designed for Tone Operated Voice Privacy in Communication systems. This half-duplex device consists of a Fixed Frequency Voice Band Inverter interfaced with a Continuous Tone Controlled Squelch System (CTCSS) Encoder/ Decoder, whose allocated Tone is used for voice privacy and Audio squelch operation. By Consumer Microcircuits Limited
FX375 's PackagesFX375 's pdf datasheet

FX375 Pinout will be updated soon..., now you can download the pdf datasheet to check the pinouts !
FX375 Application circuits
FX375 circuits
This is one application circuit of FX375,If you need more circuits,please download FX375's pdf datasheet.

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FX375 Pb-Free FX375 Cross Reference FX375 Schematic FX375 Distributor
FX375 Application Notes FX375 RoHS FX375 Circuits FX375 footprint