DSA0098976.pdf
by Holtek
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HT9170B/HT9170D
DTMF Receiver
Features
· Operating voltage: 2.5V~5.5V
· Tristate data output for MCU interface
· Minimal external components
· 3.58MHz crystal or ceramic resonator
· No
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Original
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Unknown
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Unknown
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Unknown
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Find it at Findchips.com
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