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LS7508, LS7501 TONE ACTIVATED TELEPHONE LINE SWITCH CONTROLLERS

LS7508 Description

LSI/CSI LS7501-7510 U ® L LSI Computer Systems, Inc.1235 Walt Whitman Road, Melville, NY 11747 (516) 271-0400 FAX (516) 271-0405 A3800 TONE ACT.
The LS7501 - LS7510 are CMOS frequency discriminator circuits designed to respond to a specific frequency TONE signa.

LS7508 Features

* Circuit activated by Tone with specific Frequency and Time Duration.
* Frequency and Time Duration values are mask programmable.
* Small Signal (as low as - 30 DBM) and Digital Level Tone signals accommodated.
* On-chip active oscillator network and 32,768 Hz Cryst

LS7508 Applications

* Remote telephone line testing
* Remote meter reading
* Security system dialers. Nov. 1993 CONNECTION DIAGRAM - TOP VIEW STANDARD 16 PIN PLASTIC DIP DTO 1 TIME BASE 2 VF OUT 3 VI OUT 4 FDEN 5 DTEN INPUT 6 LSI 16 V DD (+V) 15 X2 14 X1 13 DIGITAL TONE 12 AMP IN 11 AMP OUT

📥 Download Datasheet

This datasheet PDF includes multiple part numbers: LS7508, LS7501. Please refer to the document for exact specifications by model.
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Datasheet Details

Part number
LS7508, LS7501
Manufacturer
LSI
File Size
34.00 KB
Datasheet
LS7501-LSI.pdf
Description
TONE ACTIVATED TELEPHONE LINE SWITCH CONTROLLERS
Note
This datasheet PDF includes multiple part numbers: LS7508, LS7501.
Please refer to the document for exact specifications by model.

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TONE ACTIVATED TELEPHONE LINE SWITCH CONTROLLERS LSI
LSI LS7508-like datasheet