MC145162 PLL FOR RCI 2985DX

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MC145162 PLL

PINS 5,11,13 NOT USED

PINS 1,2,3,4,5 SERIAL INTERFACE FOR CPU CONTROL BLOCK


PIN 12 VDD 5 VOLTS

PIN 6 VSS GROUND

PIN 16 LOCK DETECTOR (HI = UNLOCKED)


REMAINING 7 PINS

PIN 7 - 10.1 MHZ OSC IN FROM (Q29)

PIN 8 OSC OUT TP14? (near pin 8) schematic lists 2 tp14's

PIN 9 RECEIVE FREQUENCY FROM (Q38) MIXER (TP 13)

PIN 10 PHASE DETECTOR OUT - (Q32) VCO1

PIN 14 TRANSMIT OSC IN FROM (Q34) (TP 15)

PIN 15 PHASE DETECTOR OUT - (Q33) VCO2