Artifact Details

Description

Object is a collection of integrated circuits and integrated circuit carriers in a box. The box was lined with highly suspect foam which has been removed and the ICs transferred to better packing materials. The collection consists of:
A metal carrier strip with 9 IC cases.
A metal carrier strip with 7 IC cases.
A metal carrier strip with 6 of what may be complete ICs, and a seventh similar one cut from a similar strip (none stamped with any identifying numbers).
A metal carrier strip with positions for 6 ICs but no IC or plastic material applied.
Six small surface-mount ICs loose, type A4707.
Six small surface-mount ICs type M5259.
Seven surface-mount ICs type M5257.
Four large ICs type 56X2191.
Three 16-pin ICs type MSM3764.
Three 28-pin ICs type M27128.
The box in which the collection was received, which may be original packaging for some part of the collection (but likely not the carrier strips).

Manufacturer

OKI Electirc Industry Company Ltd.

Identifying Numbers

Model number	56X2191	Printed on top of 4 large ICs
Model number	A4707	Printed on 6 small ICs
Model number	M27128	Printed on top of three ICs
Model number	M5257	Printed on top pof 7 ICs
Model number	M5259	Printed on the bottom of 6 small ICs
Model number	MSM3764	Printed on top of three ICs

Dimensions

overall: 1/2 in x 3 7/8 in x 11 in

Category

Component/Semiconductor/IC