DATAMATH  CALCULATOR  MUSEUM

Texas Instruments TI-85

Date of introduction:  1995 Display technology:  LCD dot matrix
New price:  $130 Display size:  8 * 21 characters
Size:  6.8" x 3.1" x 0.85"    
Weight:  5.6 ounces Serial No:  27074117
Batteries:  4*AAA + CR1620 Date of manufacture:  mth 03 year 1995
AC-Adapter:   Origin of manufacture:  Taiwan (I)
Precision:  14 Integrated circuits:  Toshiba T6A43,  W24257, LH531©92
Display: COB, T6A40
Memories:      
Program steps:  28k Bytes Courtesy of:  Joerg Woerner

Just a cosmetical variation of the original TI-85.

A serial port of the calculators allows the connection to the Calculator-Based Laboratory system CBL and the Calculator-Based Ranger CBR. 

The TI-85 was within 2 years replaced with the TI-86.

ROM-Versions:

1.0
2.0
3.0A
4.0
5.0
6.0
7.0
8.0
9.0
10.0

You can check the ROM version of your TI-85 using the following key sequence and reading the number on your screen:

[2nd] [MODE] [ALPHA] [S]

Information provided by ticalc.org.

Exam acceptance:

The TI-85 is permitted (as of September 27, 2007) for use on SAT, ACT, PSAT and AP exams.

 

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

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