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Texas Instruments TI-508

Date of introduction:  1991 Display technology:  LCD
New price:   Display size:  8
Size:  4.9" x 4.2" x 0.9"    
Weight:  3.0 ounces Serial No:  
Batteries:  n.a. Date of manufacture:  mth 07 year 1992
AC-Adapter:   Origin of manufacture:  Thailand (C)
Precision:  8 Integrated circuits:  Sharp LI3135MR
Memories:  1    
Program steps:   Courtesy of:  Joerg Woerner

Production of the TI-508 and its twin TI-1795 was shifted in 1991 from Taiwan to Thailand. The leading "C" in the Date code reveals Cal-Comp Electronics as manufacturer of these small dektop calculators.

TI-508_C0792_PCB.jpg (61720 Byte)Dismantling this TI-508 manufactured in July 1992 reveals no surprises, the printed circuit board (PCB) is centered around a Sharp LI3135MR single-chip calculator circuit known already from the TI-502.

Within a few month the TI-508 PLUS replaced the TI-508.

 



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If you have additions to the above article please email: joerg@datamath.org.

Joerg Woerner, December 5, 2001. No reprints without written permission.