Texas Instruments

• LCD-1980-1984

Model: TI-1006
Battery: solar
Adapter: 
Year: 1983
Chip: T6789s Thoshiba      
Info: LCD  1980 - 1984  Made in Japan

• first solar lcd and slimline lcd

Model: TI-1010
Battery: 2 x LR43
Adapter: 
Year: 1980
Chip: TP0311         
Info: slimline LCD - first solar LCD  

• LCD-1980-1984

Model: TI-1015 brown
Battery: 2 x AA
Adapter: 
Year: 1982
Chip: T3876Stoshiba     
Info: Made in Japan Brown version

• LCD-1980-1984

Model: TI-1015 cream
Battery: 2 x AA
Adapter: 
Year: 1982
Chip: T3876Stoshiba     
Info: Made in Japan

• LCD-1980-1984

Model: TI-1020 brown
Battery:  2 x AA
Adapter:     
Year: 1980
Chip: Sharp LI 3009
Info: We wrote the year 1980, when Texas Instruments discovered the lower labor costs of Taiwan, R.O.C. compared to US or Europe. Till the early 80s most calculators from Texas Instruments were produced either in US or Italy and some early LCD models like the TI-1768 even in Japan. Taiwan.