Texas Instruments One-Chip Calculator (Microprocessor)
date: label: date made
content: 1971
name: label: maker
content: Texas Instruments
notes: label: Description
content: The “calculator-on-a-chip” is a metal oxide semiconductor (MOS) integrated circuit announced by Texas Instruments in September of 1971. A variation was sold in the early handheld electronic calculators of companies like Bowmar, as well as in TI's first portable calculator, the Datamath, introduced in September, 1972.
label: Description
content: According to a press release issued at the time of the donation in 1975, the device provided the equivalent of some six thousand transistors.
label: Description
content: Compare 1987.0487.233.
label: Description
content: References:
label: Description
content: Accession file 319050.
label: Description
content: Online Datamath Museum, accessed June 19, 2015
label: Description
content: Online NMAH Chip site, accessed June 19, 2015.
label: Location
content: Currently not on view
place: label: place made
content: United States: Texas, Dallas
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
label: See more items in
content: Handheld Electronic Calculators
creditLine: label: Credit Line
content: Gift of Texas Instruments
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: CI.336019
label: accession number
content: 319050
label: catalog number
content: 336019
objectType: label: Object Name
content: electronic calculator
label: Other Terms
content: electronic calculator; Handheld
physicalDescription: label: Physical Description
content: metal (circuitry material)
label: Physical Description
content: ceramic (base material)
label: Measurements
content: overall: .6 cm x 3.6 cm x 1.6 cm; 1/4 in x 1 13/32 in x 5/8 in