Motorola "Z-80" CPU Chip
Datecirca 1981
Inventory Number1998-1-0573
ClassificationCentral Processor Unit Chip
Subject
DimensionsOverall: 0.3 lb., 1.6 x 0.7 x 5.3 cm (0.1 kg, 5/8 x 1/4 x 2 1/16 in.)
Overall - Storage: 1 x 2 x 5.5 cm (3/8 x 13/16 x 2 3/16 in.)
Overall - Storage: 1 x 2 x 5.5 cm (3/8 x 13/16 x 2 3/16 in.)
Curatorial Remarksthis CPU was used in many early microcomputers, but fell out of favor with advent of the PC and Macintosh systems. Clock speed was 2MHZ "SGS 78442BB1 Z80B S10-2 28728"
Motorola Inc.
Date: circa 1988
Accessories: original cardboard card packaging
Object number: 1998-1-0574
Intel Corporation
Date: circa 1985
Object number: 1998-1-0575
Intel Corporation
Date: circa 1981
Accessories: protective black foam pad
Object number: 1998-1-0572
International Business Machines Corporation
Date: 1982
Object number: 2001-1-0025
International Business Machines Corporation
Date: 1981-1985
Accessories: clear plastic case; hand-written letter from Owen Gingerich to William Andrewes about donating chip to Collection, received May 21, 1998 (in instrument file); printed email from William Andrewes to Owen Gingerich, thanking him for the chip donation, dated June 1, 1998 (in instrument file)
Object number: 1998-1-0880
Western Digital Corporation
Date: circa 1990
Accessories: black plastic case
Object number: 1998-1-0592
