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LS342 Datasheet - SGS

LS342 MULTIFREQUENCY TO TELEPHONE LINE INTERFACE CIRCUIT

LINEAR INTEGRATED CIRCUIT MULTIFREQUENCY TO TELEPHONE LINE INTERFACE CIRCUIT The LS342 is a monolithic integrated circuit in dual in-line minidip plastic package. It interfaces the multifrequency tone diallers M751 and M761/761A to the line in telephone sets, performing the follow ing functions: Adjustment of the DC current/voltage characteristic and AC input line impedance by means of an external resistor (Rd. Sending to the line of the multifrequency signal. Adjustment of the signal leve.

LS342-SGS.pdf

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Datasheet Details

Part number:

LS342

Manufacturer:

SGS

File Size:

236.92 KB

Description:

Multifrequency to telephone line interface circuit.

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LS342 LS342 MULTIFREQUENCY TELEPHONE LINE INTERFACE CIRCUIT SGS

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