DATAMATH CALCULATOR MUSEUM
sales box of the
TI-620 sold around 1994 in the Germany.
|This Texas Instruments
TI-620 was manufactured
in December 1993 by
Inventec in Malaysia (Date code I-1293 » mth 12 yr 1993).
circuit board (PCB) of the TI-620 is centered around an
Inventa LI3163 single-chip calculator circuit.
Please notice the empty space for the backup battery.
view of the Inventa LI3163 single-chip calculator
view of the PCB-Mark of a TI-620.
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© Joerg Woerner, January 20, 2011. No reprints without written permission.