HT9170B Datasheet - Holtek Semiconductor Inc

HT9170B, DTMF Receiver

www.DataSheet4U.com HT9170B/HT9170D DTMF Receiver .
The HT9170B/D are Dual Tone Multi Frequency (DTMF) receivers integrated with digital decoder and bandsplit filter functions as well as power-down mode.

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Datasheet Details

Part number:

HT9170B

Manufacturer:

Holtek Semiconductor Inc

File Size:

133.21 KB

Description:

DTMF Receiver

Features

* Operating voltage: 2.5V~5.5V
* Minimal external components
* No external filter is required
* Low standby current (on power down mode)
* Excellent performance
* Tristate data output for MCU interface
* 3.58MHz crystal or ceramic resonator
* 1633Hz can be inhibited b

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HT9170B DTMF Receiver Holtek Semiconductor Inc

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