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Partname:FX651
Description:SRM and security subsystem
Manufacturer:Consumer Microcircuits Limited
Package:plastic S.O.I.C.
Pins:16
Oper. temp.:-40 to 85
Datasheet:PDF (586K).
Click here to download *)

The FX651 integrated circuit combines 12kHz Subscriber Private Metering (SPM) detection with 18kHz tone processing for anti-fraud purposes within a telephone system. This compact, low power device is suitable for battery or line powered systems. Under simple logic or Processor control it will: Decode 12kHz SPM pulses in the presence of high level voice and 18kHz signalling, and provide a logic output.

Click here to download FX651 Datasheet
Click here to download FX651 Datasheet
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