DATAMATH CALCULATOR MUSEUM
|This TI-2550-IV was manufactured
in February 1979
by Texas Instruments in Italy (week 08 year 1979).
|The printed circit board (PCB) of the
TI-2550-IV shows just
the VF-Display and keyboard.
of the PCB sports a clean layout but hosts
three different Integrated Circuits.
|The three Integrated Circuits (ICs):
TMC1981, TMC0999 and BP51C.
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© Joerg Woerner, June 3, 2009. No reprints without written permission.