Circuit, integrated

Use this image

Can I reuse this image without permission? Yes

Object images on the Ingenium Collection’s portal have the following Creative Commons license:

ATTRIBUTE THIS IMAGE

Ingenium, 1999.0301.001
Permalink:

Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.

DOWNLOAD IMAGE

PURCHASE THIS IMAGE

This image is free for non-commercial use.

For commercial use, please consult our Reproduction Fees and contact us to purchase the image.

OBJECT TYPE: DUAL FLIP-FLOP
DATE: 1967
ARTIFACT NUMBER: 1999.0301.001

MANUFACTURER: National Semiconductor
MODEL: SN7473
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: METAL & CERAMIC

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 1.7 cm
Width: 1.0 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Energy-electric
Category: Electricity & electronics
Sub-Category: N/A

Manufacturer

AKA: National Semiconductor
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: North America
State/Province: Unknown
Period: This type of dual Flip-Flop chip presumably used C. 1967+
Canada: Part of a collection of early solid state devices assembled by the donor and his father during their careers as electronics technicians. (REF. 1)
Function: To integrate active and passive semiconductor components in order to form a complete circuit.
Technical: Also known as a "bistable" gate, Type of circuit that is interconnected with like circuits to form logic gates. 2 dual flip-flop chips in 14-pin ceramic dip cases with gold-plated metal lids. Oldest ICS in this collection of early solid state devices which show the evolution of this technology from 1930s to 1970s. (ref. 1)
Area Notes: Unknown

Details

Markings: .1-.2 Each marked "NS/ SN7473/ 6739" on case top.
Missing: None.
Finish: .1-.2 Goldtone case tops and pins. Cases have ceramic layer.
Decoration: N/A

CITE THIS OBJECT

If you choose to share our information about this collection object, please cite:

National Semiconductor, Circuit, integrated, 1967, Artifact no. 1999.0301, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1999.0301.001/

FEEDBACK

Submit a question or comment about this artifact.