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The TI-89 Titanium's advanced functionality and 3-D graphing make problem-solving for AP*, advanced mathematics, and engineering courses infinitely easier. It's the most powerful TI graphing calculator allowed for use on the AP* Calculus, AP Statistics, AP Physics, AP Chemistry, PSAT/NMSQT, SAT I , SAT II, and Math IC; IIC exams.
About 188KB user-available RAM and 2.7MB flash ROM
16 preloaded graphing calculator software applications including EE*Pro, CellSheet and NoteFolio
Built-in USB port for fast, easy connectivity to PC and other graphing calculators; electronically upgradeable via included USB cable
I/O Port: Yes
Time/Date: Yes
Memory: 188KB RAM, 2.7MB ROM
Logical (Boolean) Operations: Yes
Case: Hard
Metric Conversion: No
Equation Editor: Yes
Display Notation: Graphic
Decimal Function: No
Variable Statistics: One, Two
Base Number Calculations: Yes
Square Root Key: No
Grand Total Key: No
Display Types: LCD
Graphing Functions: 3-D, Differential Equations, Histogram, Parametric, Plot, Zoom
Complex Number Calculations: Yes
Trig/Log Functions: Yes
Power Source(s): Battery
Display Characters x Display Lines: 160 x 120 pixels
Higher Mathematical Functions: Calculus, Polynomial Equations
Simultaneous Equations: Yes
Polar-Rectangular Conversion: Yes
Matrices: Yes
Programming Steps: Subroutines, Within Memory Limits
Display Window Resolution: 100 x 160 Pixels