HT93214AT Datasheet PDF - Holtek Semiconductor Inc 1-memory Tone/Pulse Dialer Specs

HT93214AT - 1-memory Tone/Pulse Dialer

Datasheet Summary

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.

Datasheet Details

Part number	HT93214AT
Manufacturer	Holtek Semiconductor Inc
File Size	194.70 KB
Description	1-memory Tone/Pulse Dialer
Datasheet	HT93214AT Datasheet
Additional preview pages of the HT93214AT datasheet.

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Full PDF Text Transcription

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HT93214 Series 1-memory Tone/Pulse Dialer 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 redialing · Calibrated DTMF timing for redialing · HT93214A: 16-pin DIP package HT93214B/AT: 18-pin DIP package General Description The HT93214 are dialer series designed for low cost telephone set applications with expandable features such as Lock function, keytone and LCD display interface.

Published: Mar 26, 2005 |