DATAMATH CALCULATOR MUSEUM |
The
twisted nematic field effect in liquid crystals was patented on December 4, 1970
by Hoffmann-LaRoche in
Row
drivers provide the timing for the display and and control the column drivers.
Column drivers integrate bit-mapping Display RAM, some drivers, for instance the
Toshiba T6A04 / T6K04 used in most TI-83 Plus / TI-84 Plus graphing calculators,
combine Row and Column drivers.
Provide
timing, internal or external Display RAM and use external drivers.
Provide timing, Display RAM and integrated drivers in a single-chip package.
Manufacturer | Type | Year | Number of Columns | Number of Rows | Comments | Related Products |
Toshiba | T6361 | ? | ||||
Toshiba | T6879 | ? | ||||
Toshiba | T7778A | 1990 | 80 | - | TI-81 (1990), TI-81 ViewScreen | |
Toshiba | T7900 | 1990 | - | 68 | TI-81 (1990), TI-81 ViewScreen | |
Toshiba | T7932 | 50 | - | |||
Toshiba | T7933 | - | 32 | |||
Toshiba | T9841B | 120 | - | TI-78 | ||
Toshiba | T9842B | - | 64 | TI-78 | ||
Toshiba | T6A04 | 1991 | 120 | 64 | =
T9841B + T9842B |
TI-73, TI-81 (1993), TI-83 Plus |
Toshiba | T6A04A | 1999 | 120 | 64 | = T6A04 | TI-82 Parcus, TI-83 Plus (1999) |
Toshiba | T6A21 | 1990 | 66 | - | segments | PS-6200, PS-5800 |
Toshiba | T6A23 | 1990 | tbd | - | TI-86 | |
Toshiba | T6A39 | 1991 | 80 | - | = T7778A | TI-81, TI-89, TI-92, ViewScreen 82 |
Toshiba | T6A40 | 1991 | - | 68 | = T7900 | TI-81, TI-85, TI-89, TI-92, ViewScreen 82 |
Toshiba | T6A41 | 64 | - | |||
Toshiba | T6A46 | 1991 | - | 80 | segments | |
Toshiba | T6A92 | 80 | - | |||
Toshiba | T6B07 | 80 | - | TI-92 Plus, Voyage 200 | ||
Toshiba | T6B08 | - | 68 | TI-92 Plus, Voyage 200 | ||
Toshiba | T6B23 | 80 | - | |||
Toshiba | T6B36 | - | 80 | |||
Toshiba | T6B65A | 80 | - | |||
Toshiba | T6B66B | - | 65 | |||
Toshiba | T6B79 | 64 | 48 | =
T9841B + T9842B |
||
Toshiba | T6C03 | 160-0 | 0-160 | Col. + Rows | ||
Toshiba | T6C13B | 240-0 | 0-240 | Col. + Rows | ||
Toshiba | T6C23 | 160 | - | Avigo 10 | ||
Toshiba | T6C24 | - | 240 | Avigo 10 | ||
Toshiba | T6C25 | 160-0 | 0-160 | Col. + Rows | ||
Toshiba | T6C61 | 160 | - | |||
Toshiba | T6C63 | 240 | - | |||
Toshiba | T6C72A | - | 120 | |||
Toshiba | T6C84 | 136 | 34 | =
T9841B + T9842B |
||
Toshiba | T6J05 | - | 128 | |||
Toshiba | T6J06 | - | 120 | |||
Toshiba | T6J14 | 120 | - | |||
Toshiba | T6J15A | - | 80 | |||
Toshiba | T6K01 | 240 | - | |||
Toshiba | T6K04 | 2003 | 128 | 64 | =
T9841B + T9842B |
TI-83 Plus (2004), TI-83 Plus S.E., TI-84 Plus |
Toshiba | T6K11 | 160 | 64 | =
T9841B + T9842B |
||
Toshiba | T6K14 | 128 | 64 | =
T9841B + T9842B |
||
Toshiba | T6K17 | 80 | 18 | =
T9841B + T9842B |
||
Toshiba | T6K18 | 80 | 26 | =
T9841B + T9842B |
||
Toshiba | T6K19 | 132 | 33 | =
T9841B + T9842B |
||
Toshiba | T6K34 | - | 168 | |||
Toshiba | T6K41 | 128 | 128 | =
T9841B + T9842B |
||
Toshiba | T6K44 | - | 168 | |||
Novatek | NT7564H | 2007 | 128 | 64 | = T6K04 | |
Novatek | NT7702H | 2007 | - | 240 | TI-Nspire | |
SMOS | SED1520 | 61 | 16 | |||
SMOS | SED1521 | 80 | - |
Manufacturer | Type | Year | Number of Pixels (x) | Number of Pixels (y) | Comments | Related Products |
Toshiba | T6963C | 140 | 128 | |||
Toshiba | T7934 | 40 | 16 | |||
Toshiba | T6A34 | 50 | 16 | incl. Drivers | ||
Toshiba | T6B20 | 50 | 16 | incl. Drivers |
Novatek Microelectronics Corp., headquartered in Hsinchu Science Park, Taiwan, is a leading fabless chip design company specializing in the design, development and sales of a wide range of display driver ICs & SoC solutions.
July 2007: Novatek is recognized as the largest supplier of Display Driver IC for large-size LCD panels, as well as the world's second largest supplier of Display driver IC by world's leading research company - iSuppli.
SMOS Systems Inc., headquartered in San Jose, CA, started already in 1983 the marketing and sales of low power, advanced CMOS integrated circuits developed and manufactured by Seiko Epson Corporation of Japan.
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