Data sheet needed

In a old Satellite Receiver [marked ASTRC on the pcboard] we find two ICs that we cannot find any data sheets or info. TFK810S and TFK826S. There is a 10-16MHz dignal coming from thse chips, 480 MHz divided by

128. Any idea who the vendor might be? Thnak you,. Dave_s
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Might be along the same series as the BT878 decoder chips. Or custom for the reciever.


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Martin Riddle

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