TI-89 Titanium


Bid Specifications
Electronically upgradeable graphing calculator gives you the most up-to-date functionality and software applications (Apps)
About 188K bytes of user-available RAM
About 2.7 MB of user-available Flash ROM for data archive and Apps (3x the Flash ROM memory of the TI-89)
100x160 pixel display
Internal clock with date and time display
Icon desktop that allows easier access to Apps and editors
USB port for computer connectivity, unit-to-unit communication with TI-89 Titanium graphing calculators via Presentation Link™ adapter
I/O port for communication with other TI products
USB unit-to-unit link cable included
TI Connectivity Cable included
TI Connectivity Cable and TI Connect™ software allow information to be transferred to and from a computer and printed or stored on disk
Included Apps: CellSheet™, EE*Pro®, Finance, French Localization, German Localization, NoteFolio™, Organizer, Polynomial Root Finder, Simultaneous Equation Solver, Spanish Localization, Statistics with List Editor (English, French, German and Spanish versions), StudyCards™, Symbolic Math Guide
Apps are available from TI and other leading developers.
Advanced Mathematics Software functionality is suitable for college mathematics and engineering coursework.
Pretty Print shows equations and results with radical notation, stacked fractions, and superscript exponents.
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
Over 100 symbolic units in 28 categories for use in equations, computations, and unit conversions
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 3-D 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 are available.
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.
Compatible with Calculator-Based Laboratory™ (CBL2™) and Calculator-Based Ranger™ (CBR™) Systems to allow collection and analysis of real-world data
Link with another TI-89 Titanium, TI-89, Voyage™ 200, TI-92 Plus or TI-92
Compatible with the TI-Navigator™ Classroom Learning System
TI ViewScreen™ unit available that is compatible with the same TI ViewScreen™ LCD panel as the TI-89/TI-92 Plus/Voyage™ 200 and the TI-Presenter™
All TI-89 Titanium student models can plug into the TI-ViewScreen™ LCD panel andTI-Presenter™ video interface via a TI-89 Presentation Link™ adapter.
Kickstand Slide Case available to prop up your calculator to view display and keys better
TI Keyboard-compatible
Powered by 4 AAA batteries with a Silver Oxide battery backup to protect RAM memory during main battery change
Impact-resistant slide case
One-year limited warranty
Toll-free help hot-line: 1 800 TI-CARES
E-mail help line at ti-cares@ti.com
Supplemental activity books available.
Workshop Loan Program (WoLoP) - borrow TI calculators for evaluation of workshops
TI Technology Rewards program: point values redeemable for additional TI products and services
TI calculator poster and keyboard transparency available
Electronic manuals available from education.ti.com/guides 
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