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U9131X - TONE/PULSE DIALER

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Unisonic Technologies

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U9131X TONE/PULSE DIALER by Unisonic Technologies - Datasheet Preview — Datasheet preview – U9131X

Datasheet Details

Part number	U9131X
Manufacturer	Unisonic Technologies
File Size	234.98 KB
Description	TONE/PULSE DIALER
Datasheet	U9131X Datasheet
Additional preview pages of the U9131X datasheet.

Product details

Description

The UTC U9131X series are monolithic ICs that offer the dialing signals in either pulse or tone mode.

Features

S.
Uses 4×4 keyboard.
Pulse-to-tone (P→T) keypad for long distance call operation.
Easy operation with redial, flash, pause, and P→T keypads.
32 digits for redial memory.
Flash, Pause, P→T (pulse-to-tone) can be stored as a digit in memory.
Switchable dialing mode：DTMF/Pulse.
Switchable beak/make ratio.
Minimum tone output duration: 100mS.
Minimum intertone pause: 100mS.
On-chip power-on reset.
Uses 3.579545MHz crystal or ceramic resonator.

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Published: Jan 28, 2016 |