DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
| Close-up view
of the µPD940 single-chip calculator circuit used with the Lloyd's Accumatic 30. PMOS Technology, 28-pin DIP 4-bit serial Register Processor, 256*19 Bits Instruction ROM, 3*48 Bits Data SAM. Manufactured March 1976.   |
Die Photo of the
µPD940
courtesy of Sean Riddle. |
If you have additions to the above article please email: joerg@datamath.org.
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