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Texas Instruments TI-503 PLUS

Texas Instruments TI-503 PLUS
Image: Datamath.org used with permission

The Texas Instruments TI-503 PLUS is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 23 keys, and an LCD (liquid crystal) display. The power source is LR54. The calculator was manufactured in China.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys23
Precision8
LogicAlgebraic
Display typeLCD
Length104mm
Width66mm
Thickness9mm
Power SourceLR54
CountryChina
Year introduced1995
Year discontinued1995

Replacements:

If you have a Texas Instruments TI-503 PLUS that is no longer working, you can first try replacing the LR54 battery. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by Texas Instruments