Texas Instruments TI-89 Tip List page 22

Characteristic
Overall length (1)
Overall width (1)
Overall height (1)
Volume (2)
Mass (with batteries & cover)
Mean density
Number of physical keys (3)
Key dimensions:
Number keys
Other keys
Function keys
Key colors
LCD display physical width (4)
LCD display physical height (4)
LCD display area (4)
LCD display aspect ratio (4)
LCD display width in pixels
LCD display height in pixels
LCD display pixel pitch
Pixel count
LCD horizontal viewing angle (5)
LCD vertical viewing angle (5)
Batteries
Enclosure fasteners
Cover mechanism
External connectors
Agency approvals
Patent markings
Country of manufacture
Copyright date
Nameplate recess on back
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
TI-89
186mm (7.32 in)
89mm (3.50 in)
25mm (0.98 in)
414 cm3 (25.1 in3)
264 g (9.3 oz)
0.64 g/cm3
45
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)
White on gray
White on blue
White on black
White on yellow
Green on black
White on purple
55.5 mm (2.19 in)
34.5 mm (1.36 in)
19.1 cm2 (2.98 in2)
1.61
160
100
0.35 mm (0.014 in)
16,000
±50 degrees from vertical
-15 to +50 degrees from vertical
(4) AAA
(1) CR1616
(6) Torx T6 fasteners
Slide + snap
GraphLink I/O 2.5 mm
FCC Part 15
Canadian Class B
CE
C-TIC (Australian)
3819921
3921142
3932846
4115705
4208720
4348733
Taiwan R.O.C.
1997
Yes
TI-92+
219mm (8.62 in)
125mm (4.92 in)
40mm (1.57 in)
1095 cm3 (66.6 in3)
563 g (19.86 oz)
0.51 g/cm3
80
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)
White on gray
White on blue
White on black
Yellow on black
Green on black
83 mm (3.27 in)
44.5 mm (1.75 in)
36.9 cm2 (5.72 in2)
1.87
240
128
0.35 mm (0.014 in)
30,720
±50 degrees from vertical
±50 degrees from vertical
(4) AA
(1) CR2032
None (plastic slide lock)
Snap,
cover can be used as tilt stand
Graphlink I/O 2.5 mm
Overhead LCD
FCC Part 15
Canadian Class B
CE
C-TIC (Australian)
(same as TI-89)
Taiwan R.O.C.
None
No
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