The TI-89 and TI-89 Titanium are monochrome 68k-based calculators produced and marketed by Texas Instruments.
 | |
| Type | Graphing calculator |
|---|---|
| Introduced | 1998 |
| Successor | TI-89 Titanium |
| Calculator | |
| Display type | Monochrome Dot-matrix LCD |
| Display size | 160x100 |
| CPU | |
| Processor | Motorola 68000 |
| Programming | |
| Programming language(s) | TI-Basic (68k Variant) |
| Other | |
 | |
| Type | Graphing calculator |
|---|---|
| Introduced | 2004 |
| Predecessor | TI-89 |
| Calculator | |
| Display type | Monochrome Dot-matrix LCD |
| Display size | 160x100 |
| CPU | |
| Processor | Motorola 68000 |
| Programming | |
| Programming language(s) | TI-Basic (68k variant) |
| Other | |
They operate identically to the TI-92 series and TI Voyage 200 calculators, and have a Computer Algebra System that allows them to handle symbolic representation.
TI-89
Internal design
TI-89 Titanium
Internal design
Compared to the earlier TI-89, the TI-89 titanium is significantly cost reduced, due in large part to the integration of many chips into a custom chip for TI.
