DATAMATH CALCULATOR MUSEUM
Texas Instruments TI-65 Technical Analyst
|Date of introduction:||1987||Display technology:||LCD|
|New price:||$80.00 (SRP 1988)||Display size:||10 + 2|
|Size:||3.5" x 5.7" x 0.8"|
|Weight:||4.0 ounces||Serial No:|
|Batteries:||2*LR44||Date of manufacture:||wk 13 year 1988|
|AC-Adapter:||Origin of manufacture:||Italy|
|Precision:||13||Integrated circuits:||CD4805, CD4806|
|Program steps:||100-0||Courtesy of:||Joerg Woerner|
|Download leaflet:||(US: 1.1M Bytes)|
The TI-65 Technical Analyst is a quite interesting calculator within the Galaxy-line. In addition to the functions of e.g. a TI-37 Galaxy it adds both programmability and a timer function. The resolution of the timer is one second, the maximum time before an overflow occurs about 40 hours.
From the technology use this calculator is an interesting composition:
|• Housing similar to the Galaxy
• Keys like the later TI-68
• Calculator chips from Texas Instruments, not Toshiba
this TI-62 Galaxy manufactured in July 1987 by Texas Instruments in Rieti, Italy
reveals an interesting design based on a two TP0485 Microcontroller used in a
Master-Slave Architecture known from the second generation
slanted TI-60 calculator introduced in the
Compare this calculator with the silver TI-62 Galaxy using a silver housing.
If you are interested in the calculating accuracy of scientific calculators don't miss the Calculator forensics.
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© Joerg Woerner, December 5, 2001. No reprints without written permission.