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Sell HT9170B HOTLEK Integrated Circuits Manufacturer exporting direct from China
Sell_HT9170B_HOTLEK_Integrated_Circuits_Manufacturer_exporting_direct_from_China.jpg
Sell HT9170B HOTLEK Integrated Circuits Manufacturer exporting direct from China

Sell HT9170B HOTLEK Integrated Circuits Manufacturer exporting direct from China
Part Number:HT9170B
Mfg:HOTLEK

TheHT9170B are Dual Tone Multi Frequency (DTMF) receivers integrated with digital decoder and bandsplit filter functions as well aspower-down mode and inhibit mode operations. Such devices use digitalcounting techniques to detect and decode all the 16 DTMF tone pairsinto a 4-bit code output.
Highlyaccurate switched capacitor filters are implemented to divide tonesignals into low and high group signals. A built-in dial tone rejectioncircuit is provided to eliminate the need for pre-filtering.
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 by the INH pin
  • HT9170B: 18-pin DIP package
It is new and original.New arrival goods.All tested working before shipping.We have large quantity in our stock. Please advise if you are interested in.Target price are welcomed, the price are negotiable.
All items will be shipped within the next working day after payment received.They will be carefully packed to ensure their safe arrivals.
Please feel free to let me know if you have any items in hand to inquiry. We will be happy to give you a quotation and datasheets of specifications upon receipt of your detailed requirements like part numbers, quantity, date code etc.
Best Regards
Jackies ^^

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