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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 Datasheet (236.92 KB)

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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 MULTIFREQUENCY TELEPHONE LINE INTERFACE CIRCUIT SGS

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