DATAMATH CALCULATOR MUSEUM |
Additional Pictures
Close-up view
of the TMC1503 single-chip calculator circuit used with the TI-55 and
TI-51 III. PMOS Technology, 28-pin DIP 4-bit serial Register Processor, 2,048*13 Bits Instruction ROM, 20*16*4 Bits Data SAM. |
Die Photo of the
TMC1500/TMC1503
courtesy of
Sean Riddle. |
Die Photo (after acid) of the
TMC1500/TMC1503
courtesy of
Sean Riddle. |
If you have additions to the above article please email: joerg@datamath.org.
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