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Texas Instruments TI-5027 II

Date of introduction:  1985 Display technology:  LCD
New price:   Display size:  10
Size:  8.1" x 5.6" x 1.5"
 205 x 142 x 39 mm3
Printer technology:  Impact
Weight:  15.1 ounces, 428 grams Serial No:  216495
Batteries:  4*AA Date of manufacture:  mth 01 year 1986
AC-Adapter:  AC9470 Origin of manufacture:  Japan (T)
Precision:  10 Integrated circuits:  Toshiba T7782A
Memories:  1 + 1     
Program steps:   Courtesy of:  Joerg Woerner

TI-5027-II_2.jpg (195835 Byte)The TI-5027 II replaced the almost identical TI-5027 within one year and features a much larger display. The calculator is still battery operated.

TI-5027-II_Label.jpg (22052 Byte)The label on the backside of the TI-5027 II looks familiar to us, the leading "T" of the date code suggests Toshiba as manufacturer.

TI-5027-II_PCB.jpg (152429 Byte)Dismantling the calculator reveals its true genes, it was indeed developed and manufactured by Toshiba in Japan. Please notice the Toshiba printed on the printed circuit board (PCB) of the calculator.

The next medium sized desktop calculator in the line was the TI-5032.

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

Joerg Woerner, April 5, 2008. No reprints without written permission.