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Office Office Machines Calculators & Counters Graphing & Scientific Calculators Texas Instruments TEXTI89TITANIUM

Texas Instruments TI-89 Titanium Programmable Graphing Calculator, Pixel Display

Item # TEX TI89TITANIUM by Texas Instruments (Mfg. Part # TEXTI89TITANIUM, UPC # 33317192038)


Electronically upgradeable graphing calculator allows you to have the most up-to-date functionality and software applications. 16 preloaded graphing calculator software applications suitable for college math and engineering coursework. Memory management to create folders for specific applications or subjects. Icon desktop for easier access to applications and editors. Pretty Print shows equations and results with radical notation, stacked fractions and superscript exponents. Permitted for use on many state and standardized tests. I/O port for communication with other TI products.


  • Power Source : Battery

  • Display Notation : Graphic

  • Display Characters x Display Lines : 160 x 120 pixels

  • Memory : 188KB RAM, 2.7MB ROM

  • Display Type : LCD

  • Carton : Hard

  • Percent Key : No

  • Fraction Calculations : No

  • Fraction/Decimal Conversions : No

  • Decimal Function : No

  • +/- Switch Key : No

  • Currency Exchange Function : No

  • Metric Conversion : No

  • Backspace Key : Yes

  • Double Zero Key : No

  • Amortization : Yes

  • Base Number Calculations : Yes

  • Bond Calculations : No

  • Cash Flow Calculations : Yes

  • Complex Number Calculations : Yes

  • Confidence Interval Calculating : Yes

  • Cost/Sell/Margin : No

  • Grand Total Key : No

  • Graphing Functions : 3-D, Differential Equations, Histogram, Parametric, Plot, Zoom

  • Higher Mathematical Functions : Calculus, Polynomial Equations

  • Hyperbolic Functions : Yes

  • Hypothesis Testing : Yes

  • Interest Rate Conversion : Yes

  • Item Count Function : No

  • Levels of Parentheses : Unlimited

  • Linear Regression : No

  • Loan Calculation : No

  • Logical (Boolean) Operations : Yes

  • Markup/Down Key : Yes

  • Matrices : Yes

  • Percent Add-On/Discount : No

  • Polar-Rectangular Conversion : Yes

  • Probability (Random Number) : No

  • Square Root Key : No

  • Tax Calculation : No

  • Time-Value-of-Money : Yes

  • Time/Date : Yes

  • Trig/Log Functions : Yes

  • Variable Regression : No

  • Variable Statistics : One, Two

  • Size : 3 3/8 x 7 1/2

  • I/O Port : Yes

  • Replacement Batteries : 3.0V Lithium, EVE-ECR2032BP, 4 AAA, EVE-E92BP-4

TEXTI89TITANIUM - Texas Instruments TI-89 Titanium Programmable Graphing Calculator
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Retail Price: $213.45
BettyMills Discount Price: $158.11 Each
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