I have a CATV channel convertor, with AV In & out, RF in & out. It auto tune from 45MHz to 870 MHz and output an RF signal at 67.75 MHz(VL band) There is a 42 pin IC with markings
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0422 FOC5180J V5.05 JIC92------------
Can any one please tell me pin out details or where this info can be obtained. I am particularly interested to know which pin has the vertical sync pulse out put.
-Harry