MC14LC5436A receiver equivalent, low power dual tone multiple frequency receiver.
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* Single + 5 V Power Supply Detects All 16 Standard Digits Uses Inexpensive 3.58 MHz Crystal Provides Guard Time Controls t.
in central office equipment, PABX, and keyphone systems, remote control equipment and consumer telephony products. The M.
VDD Positive Power Supply (PDIP, SOG — Pin 4) The digital supply pin, which is connected to the positive side of the power supply. VSS Ground (PDIP — Pin 8, SOG — Pin 9) Ground return pin is typically connected to the system ground. D1, D2, D4, D8 D.
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