DATAMATH CALCULATOR MUSEUM
view of the TP0458/CD4815 single-chip calculator circuit used with the
TI-60 as Slave processor.
CMOS Technology, 40-pin SPDIP 4-bit Microcontroller, 3,048*9 Bits Instruction ROM, 192*4 Bits Data RAM, 64 Bits Display Register.
|Die Photo of the TP0458/CD4815
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© Joerg Woerner, January 28, 2021. No reprints
without written permission.
Joerg Woerner, January 28, 2021. No reprints without written permission.