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HT93214B - 1-memory Tone/Pulse Dialer

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Holtek Semiconductor Inc

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HT93214B 1-memory Tone/Pulse Dialer by Holtek Semiconductor Inc - Datasheet Preview — Datasheet preview – HT93214B

Datasheet Details

Part number	HT93214B
Manufacturer	Holtek Semiconductor Inc
File Size	194.70 KB
Description	1-memory Tone/Pulse Dialer
Datasheet	HT93214B Datasheet
Additional preview pages of the HT93214B datasheet.

Product details

Description

The HT93214 are dialer series designed for low cost telephone set applications with expandable

Features

Operating Voltage: 2.0V~5.5V.
Low standby current.
Low memory retention current: 0.1mA (Typ. ).
Tone/Pulse switchable.
32 (pulse)/31 (tone) digits for redialing.
Pause and P ® T key for PBX.
4´4 keyboard matrix.
3.58MHz crystal or ceramic resonator.
Hand-free control Patent Number: 86474, 84545(R. O. C).
Pause, P ® T can be saved for redialing.
One-key redialing.
Keytone output.
Pause time: 2.2s.
Cascadable manual dialing after.

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Published: Mar 26, 2005 |