DATAMATH CALCULATOR MUSEUM
This TI-74 BASICALC was
manufactured in June 1987 by Inventec
Corporations in Taiwan (Date code I-0687 » mth 06 yr 1987).
TMC70009 8-bit microcontroller of the TI-74
HN61256 ROM with 32k Bytes capacity.
|The Hitachi HM6264
RAM with 8k Bytes capacity.
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: email@example.com.
© Joerg Woerner, January 6, 2011. No reprints without written permission.