LS7504, LS7501 TONE ACTIVATED TELEPHONE LINE SWITCH CONTROLLERS

LSI

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.

📥 Download Datasheet

LS7504 Datasheet Preview — This datasheet PDF includes multiple part numbers: LS7504, LS7501. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: LS7504, 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: LS7504, LS7501.
Please refer to the document for exact specifications by model.

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

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

LS7504 Distributors

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LS7501 TONE ACTIVATED TELEPHONE LINE SWITCH CONTROLLERS LSI

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