Holtek HT9200A / HT9200B DTMF Generators

£0.50

Product Overview

Holtek HT9200A/HT9200B DTMF Generators

General Description

The HT9200A/B tone generators are designed for MCU interfaces. They can be instructed by a MCU to generate 16 dual tones and 8 single tones from the DTMF pin.

The HT9200A provides a serial mode whereas the HT9200B contains a selectable serial/parallel mode interface for various applications such as security systems, home automation, remote control through telephone lines, communication systems, etc.

Features

Features
· Operating voltage: 2.5V~5.5V
· Serial mode for the HT9200A
· Serial/parallel mode for the HT9200B
· Low standby current
· Low total harmonic distortion
· 3.58MHz crystal or ceramic resonator
· HT9200A: 8-pin SOP package
– HT9200B: 14-pin SOP package

Parts

HT9200A-8SLF

DTMF Generators, 8SOP RoHS, PB (lead) Free, Tubes
*** CONTACT US FOR VOLUME PRICING ***

£0.50(Ex. VAT)

8500 In stock

HT9200B-14SLF

DTMF Generator,14-pin SOP, RoHS, PB (lead) Free
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£0.60(Ex. VAT)

5000 In stock

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