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IBM 5160  -  An example of a [1501512][6359116] BIOS ROM set


IBM sourced its ROM's from various makers.  This page shows examples of that variation.

U19:   • 8K x 8-bit   • IBM part number 6359116   • A Motorola made chip U18:   • 32K x 8-bit   • IBM part number 1501512   • Supplied here as a Mostek MK38036N-25    (pinout: MK38000 series)   • A slightly different Mostek part number has been seen: MK38035N-25 Photo source: tonata at the Vintage Computer Forums

U19:   • 8K x 8-bit   • IBM part number 6359116   • An AMI made chip U18:   • 32K x 8-bit   • IBM part number 1501512   • Supplied here as a Mostek MK38036N-25    (pinout: MK38000 series)   • A slightly different Mostek part number has been seen: MK38035N-25 Photo source: Wikipedia