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W91570DN - 23-MEMORY TONE/PULSE DIALER

Winbond

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Datasheet Details

Part number	W91570DN
Manufacturer	Winbond
File Size	661.97 KB
Description	23-MEMORY TONE/PULSE DIALER
Datasheet	W91570DN-Winbond.pdf

W91570DN Product details

Description

The W91570DN series ICs are Si-gate CMOS ICs that provide the signals needed for either pulse or tone dialing.

Features

Three by 32 digits for redial, save and mercury memory.
Twenty by 16 digits for one-touch direct or two-touch indirect repertory memory.
Uses 6 × 10 keyboard.
Pause, Pulse-to-tone (.
/T) and flash can be stored as a digit in memory.
Minimum tone output duration: 87 mS.
Minimum intertone pause: 87 mS.
Tone/Pulse mode pin selectable.
Make/Break ratio pin selectable.
Dialing rate (10 or 20 ppS) pin selectable.

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Published: Feb 1, 2018 |