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Last database update :
04-21-2014


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  Texas Instruments  SR-40  aka (prototype)   (no picture)
 

 
Introduction date1975
End date1975
TypeScient
Last update date2010_05_31
ProgrammableN
RAM size1
ROM size
Number of functions26+3mem
Alpha capabilitiesN
Number of keys40
Display typeLED
Number of digits on display10 1/2+2 1/2
Graphical (X x Y)N
Extention(s)N
PrinterN
SavingN
Date or clock capabilitiesN
MicroprocessorTI TMS1111NL
Functions listsin cos tan D/R P>R lnx e^x log 1/x x^2 Sqrt 1/x ( ) x<>y y^x EE Pi +/- asin acos atan STO RCL EXC
Size (length x width x thickness)145x80x33
Weight
Batteries3xAA sealed batt pack
External powerY
Power consumption
Twin
Made inUSA
Link(s)Datamath ref.

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