TI-80
| Type | Graphing calculator |
|---|---|
| Manufacturer | Texas Instruments |
| Introduced | 1995 |
| Discontinued | 1998 |
| Successor | TI-73 series |
| Calculator | |
| Entry mode | D.A.L. |
| Precision | 13 |
| Display size | 64×48 pixels, 16×8 characters |
| CPU | |
| Processor | Proprietary (on board a Toshiba T6M53 or T6M53A ASIC) |
| Frequency | 980 kHz |
| Programming | |
| User memory | 7 KB of RAM |
| Other | |
| Power supply | 2 CR2032 batteries |
| Weight | 106 grams (3.7 oz) |
| Dimensions | 163 mm × 71 mm × 15 mm (6.4 in × 2.8 in × 0.60 in) |
The TI-80 is a graphing calculator introduced by Texas Instruments in 1995 to be used at a middle school level (grades 6 to 8). It offered advanced capabilities that had previously only been available in high-end scientific calculators to students learning pre-algebra and algebra, and was designed to be affordable for schools.