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CMX631A

Consumer Microcircuits Limited
Part Number CMX631A
Manufacturer Consumer Microcircuits Limited
Description Low Voltage SPM Detector
Published Jul 6, 2009
Detailed Description www.DataSheet4U.com CMX631A Low Voltage SPM Detector D/631A/1 May 1998 Provisional Information Features and Applicatio...
Datasheet PDF File CMX631A PDF File

CMX631A
CMX631A

Overview
www.
DataSheet4U.
com CMX631A Low Voltage SPM Detector D/631A/1 May 1998 Provisional Information Features and Applications • Detects 12kHz or 16kHz SPM Frequencies • Tone Follower and Packet Mode Outputs • High Speech-Band Rejection Properties • Low Power Operation (2.
7V <0.
8mA) • Call Charge Applications on PABX Line Cards • Complex and/or Simple Telephone Systems • Remote Telephone/Payphones Brief Description The CMX631A is a low-power, system-selectable Subscriber Pulse Metering (SPM) detector that indicates the presence of either 12kHz or 16kHz telephone call-charge frequencies on a telephone line.
Deriving its input directly from the telephone line, input amplitude/sensitivities are co...


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