TEXAS INSTRUMENTS INC. 89T/TBL TI-89 Titanium Graphing Calculator (Engineering, Higher-Level Math and Science)

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Product Description


One (1) unit in a trapped blister

  • Permitted for use on SAT, PSAT/NMSQT, AP and Praxis exams
  • Features 188Kb of RAM, 2.7MB of Flash ROM for data archive and Apps, and a 100 x 160 pixel display
  • Graphs functions, parametric/polar equations, recursively-defined sequences and more
  • Offers USB unit-to-unit link cable and TI Connectivity Cable; EE*Pro App for electrical engineering
  • Powered by 4 AAA batteries with a Silver Oxide battery backup to protect RAM memory

TI-89 Titanium

Ideal tool for engineering courses and higher-level math and science

Ideal for:  Calculus, AP Calculus, Statistics, AP Statistics, Differential Equations, Linear Algebra, Electrical Engineering, Mechanical Engineering, Physics, AP Physics
Permitted for use on SAT, PSAT/NMSQT, AP and Praxis exams*
Memory (ROM/RAM) : 2.7MB/188KB
Built in CAS – Computer Algebra System.
3-D graphing and real time rotation, contour and implicit plots.
EE Pro® app for electrical engineering.
Calculate derivatives and integrals, limits, max/min, sequences and series.
Solve equations including systems of linear and nonlinear equations.
Differential equations can be solved numerically, symbolically and graphically including slope and directional fields.
Advanced statistics functionality including multiple regressions/tests/intervals, ANOVA 2-way and goodness of fit.
Physical constants and unit conversions for engineering and physics courses.
Powerful vector and matrix calculations and functions.
Explore eigenvalues and eigenvector concepts (linear algebra).

Technical Specifications:

Screen size: 160 x 100 pixels
Powered by:  4 AAA batteries (and a backup battery)
Memory (ROM/RAM) : 2.7MB/188KB
Connectivity Ports:  Mini USB port and I/O Port

Exam Acceptance:
Approved for standardized tests – SAT, PSAT/NMSQT, AP and Praxis exams.


Features and Functionality:
Upgradeable operating system
Internal Clock with date and time display.
Active Icon Desktop that allows easier access to Apps and editors
Pretty Print shows equations and results with radical notation, stacked fractions, and superscript exponents.
Link with another TI-89 Titanium, TI-89, Voyage™ 200, TI-92 Plus or TI-92.
Active Calculator Home history screen can hold up to 99 previous entries for deep recall.
Real and complex numeric results.
Symbolic manipulation for algebra, calculus and differential equations.
Symbolic units for use in equations, computations, and unit conversions. Over 100 units in 28 unit categories.
20 stored constants with symbolic units for scientific calculations.
Graphs functions, parametric and polar equations, recursively-defined sequences, 3-dimensional surfaces, and differential equations.
Up to 99 graphing equations defined and saved for each graphing mode.
Numeric evaluation of functions in tables and data variable format.
Interactive analysis of function values, roots, maximums, minimums, integrals, derivatives, intersections, inflection points, and arc lengths.
Recursively-defined sequences access any number of previous terms.
Slope and direction fields for exploring differential equations.
RK and Euler numeric differential equation solving methods.
Real time rotation of 3D surfaces.
List-based one- and two-variable statistical analysis, including ten regression models.
Statistics plots including scatter, xy-line, box and modified box plots. Histograms and regression lines.
Matrix operations including inverse, determinant, transpose, augment, elementary row operations, and reduced row echelon form. Matrix elements can be real or complex and numeric or symbolic.
Advanced matrix operations including eigenvalues, eigenvectors, LU and QR decompositions.
Column-logic expressions in data/matrix editor are retained for automatic recalculation when values change.
Interactive numeric equation solver.
Hexadecimal and binary operations and conversions.
Extensive programming capability with number and size of programs limited only by available memory.
User-definable functions extend built-in functionality.
Optional assembly language programming.
Alphabetical CATALOG to access and show "help" information for each function and command.
Memory management to create folders for specific applications or subjects.
255 symbols in the character set including Greek, system, and international characters.

Included Apps:
Polynomial Root Finder
Simultaneous Equation Solver
Statistics with List Editor (English, French, German and Spanish versions)
Symbolic Math Guide
French Localization
German Localization
Spanish Localization

Compatible with:
CBL2™ System
CBR2™ System
TI Connect™ Software
ViewScreen™ Panel

Package includes:
Slide case
Connectivity cables

WARRANTY: One-year limited warranty.

I/O port enables the exchange of data and programs with other TI calculators (unit-to-unit cable included). USB port enables connection to a PC for data and program exchange (USB cable included).

Primary Power: 4 AAA
Back-up Power: 1 Lithium (SR 44 SW)

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