Texas Instruments TI-89 Tip List

NoYesNameplate recess on back
None1997Copyright date
Taiwan R.O.C.Taiwan R.O.C.Country of manufacture
(same as TI-89)3819921
3921142
3932846
4115705
4208720
4348733
Patent markings
FCC Part 15
Canadian Class B
CE
C-TIC (Australian)
FCC Part 15
Canadian Class B
CE
C-TIC (Australian)
Agency approvals
Graphlink I/O 2.5 mm
Overhead LCD
GraphLink I/O 2.5 mmExternal connectors
Snap,
cover can be used as tilt stand
Slide + snapCover mechanism
None (plastic slide lock)(6) Torx T6 fastenersEnclosure fasteners
(4) AA
(1) CR2032
(4) AAA
(1) CR1616
Batteries
±50 degrees from vertical
±50 degrees from vertical
±50 degrees from vertical
-15 to +50 degrees from vertical
LCD horizontal viewing angle (5)
LCD vertical viewing angle (5)
240
128
0.35 mm (0.014 in)
30,720
160
100
0.35 mm (0.014 in)
16,000
LCD display width in pixels
LCD display height in pixels
LCD display pixel pitch
Pixel count
83 mm (3.27 in)
44.5 mm (1.75 in)
36.9 cm2 (5.72 in2)
1.87
55.5 mm (2.19 in)
34.5 mm (1.36 in)
19.1 cm2 (2.98 in2)
1.61
LCD display physical width (4)
LCD display physical height (4)
LCD display area (4)
LCD display aspect ratio (4)
White on gray
White on blue
White on black
Yellow on black
Green on black
White on gray
White on blue
White on black
White on yellow
Green on black
White on purple
Key colors
9 x 5.5 mm (0.35 x 0.22 in)
up to 11 x 15 mm (0.43 x 0.59 in)
9 x 6 mm (0.35 x 0.24 in)
11 x 7 mm (0.43 x 0.28 in)
11 x 6 mm (0.43 x 0.24 in)
11 x 3.5 mm (0.43 x 0.14 in)
Key dimensions:
Number keys
Other keys
Function keys
8045Number of physical keys (3)
0.51 g/cm30.64 g/cm3 Mean density
563 g (19.86 oz)264 g (9.3 oz)Mass (with batteries & cover)
1095 cm3 (66.6 in3)414 cm3 (25.1 in3)Volume (2)
219mm (8.62 in)
125mm (4.92 in)
40mm (1.57 in)
186mm (7.32 in)
89mm (3.50 in)
25mm (0.98 in)
Overall length (1)
Overall width (1)
Overall height (1)
TI-92+TI-89Characteristic
Notes:
(1) Measured at maximum dimension including slide-on cover
(2) Volume of maximum dimensions, not actual displacement volume
(3) 92+ cursor keypad counted as four keys
(4) Measured with respect to active pixel locations, not the full exposed display glass
(5) Very approximate, subjective measurements; depends on contrast setting, lighting and battery voltage
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Texas Instruments TI-89 Specifications

General

Display size (HxV)	100 x 160 mm
Memory type	639K FLASH ROM, 188K bytes RAM
Compatible operating systems	Operating System 2.09
Battery type	AAA