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Texas Instruments TI-57 LCD

Date of introduction:  1982 Display technology:  LCD
New price:   Display size:  8 + 2
Size:  5.8" x 3.1" x 0.90"
 147 x 79 x 23 mm3
   
Weight:  3.7 ounces, 106 grams Serial No:  1868359
Batteries:  2*LR44 Date of manufacture:  wk 48 year 1982
AC-Adapter:   Origin of manufacture:  USA
Precision:  11 Integrated circuits:  CD4555, CD4572
Memories:  1-8    
Program steps:  48-0 Courtesy of:  Joerg Woerner
    Download manual:   (US-QR: 1.8 MByte)
  (DE: 16.1 MByte)

The colouring off the keyboard differs between Italian and US produced calculators. Compare this US-model with the TI-57 LCD manufactured in Italy.

If you are interested in the calculating accuracy of scientific calculators don't miss the Calculator forensics.

 




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

Joerg Woerner, September 20, 2002. No reprints without written permission.