DATAMATH CALCULATOR MUSEUM |
Additional Pictures
The
sales box of the TI-74 BASICALC sold
around 1986 in Germany. |
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This TI-74 BASICALC was
manufactured in June 1987 by Inventec
Corporations in Taiwan (Date code I-0687 » mth 06 yr 1987).
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The TI-74 BASICALC dismantled. | |
The TMC70009 8-bit microcontroller of the TI-74 BASICALC. | |
The Hitachi
HN61256 OTP-ROM with 32k Bytes capacity.
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The Hitachi HM6264
RAM with 8k Bytes capacity.
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The TI-74S
makes use of identical hardware. Please notice the designations on the two printed circuit boards. |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, January 6, 2011. No reprints without written permission.