Texas Instruments TI-53
The Texas Instruments TI-53 is a programmable calculator with 8 digits precision and algebraic logic. It has 40 keys, and an LCD (liquid crystal) display. The power source is 2xLR44 cells. The calculator was manufactured in Italy.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Programmable |
| Keys | 40 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | LCD |
| Length | 135mm |
| Width | 75mm |
| Thickness | 10mm |
| Power Source | 2xLR44 cells |
| Country | Italy |
| Year introduced | 1978 |
| Year discontinued | 1986 |
Replacements:
If you have a Texas Instruments TI-53 that is no longer working, you can first try replacing the 2xLR44 cells. 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: