[[mcmaster:cbm:65ce02-r2]]
 
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mcmaster:cbm:65ce02-r2 [2015/01/04 22:50]
 mcmaster:cbm:65ce02-r2 [2023/02/16 10:17] (current)
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 +{{tag>collection_mcmaster vendor_cbm vendor_csg vendor_mos year_1988 foundry_unknown tech_3um}}
 +
 +I was told it was from an I/O card, presumably a Commodore A2232 serial port card for the Amiga computer
 +
 +
 +====== Package ======
 +
 +Label (top):
 +
 +<code>
 +CSG
 +65CE02-2
 +(C) (M) (C) CBM 1987, 88
 +1690 52
 +</code>
 +
 +Where:
 +
 +    * CSG: Commodore Semiconductor Group
 +    * CBM: Commodore Business Machines
 +    * MOS has fallen out of the loop having been bought by Commodore
 +
 +Label (bottom):
 +
 +<code>
 +HONG KONG
 +HH125907
 +MP150SG
 +</code>
 +
 +{{:mcmaster:cbm:65ceo2:package_top.jpg?300}}{{:mcmaster:cbm:65ceo2:package_bottom.jpg?300}}{{:mcmaster:cbm:65ceo2:package_die0.jpg?300}}{{:mcmaster:cbm:65ceo2:package_die1.jpg?300}}{{:mcmaster:cbm:65ceo2:package_die2.jpg?300}}
 +
 +
 +====== Die ======
 +
 +Approximate size: 4.4 x 3.7 mm
 +
 +Text:
 +
 +<code>
 +4502R2
 +Option 1
 +(M) 1988 CBM
 +</code>
 +
 +{{:mcmaster:cbm:65ceo2:package_die3.jpg?300}}
 +
 +
 +====== Map ======
 +
 +
 +{{:mcmaster:cbm:65ceo2:die2.jpg?300}}
 +
 +[[http://siliconpr0n.org/map/cbm/65ce02-r2/mcmaster_mz_mit20x/|Top metal @ Mit20x]]
 +  * [[http://siliconpr0n.org/map/cbm/65ce02-r2/single/cbm_65ce02-r2_mcmaster_mz_mit20x.jpg|Single]] (12509×10688, 53 MB)
 +
 +
 +{{:mcmaster:cbm:65ceo2:etch1-13_mit20x.jpg?300|}}
 +
 +[[http://siliconpr0n.org/map/cbm/65ce02-r2/mcmaster_etch1-13_mit20x/|Etch 1-13 @ Mit20x]]
 +  * [[http://siliconpr0n.org/map/cbm/65ce02-r2/single/cbm_65ce02-r2_mcmaster_etch1-13_mit20x.jpg|Single]] (12442x10722, 59 MB)
 +
 +{{:mcmaster:cbm:65ceo2:etch1-16_mit20x.jpg?300|}}
 +
 +[[http://siliconpr0n.org/map/cbm/65ce02-r2/mcmaster_etch1-16_mit20x/|Etch 1-16 @ Mit20x]]
 +  * [[http://siliconpr0n.org/map/cbm/65ce02-r2/single/cbm_65ce02-r2_mcmaster_etch1-16_mit20x.jpg|Single]] (12433x10684, 53 MB)
 +
 +{{:mcmaster:cbm:65ceo2:etch1-25_mit20x.jpg?300|}}
 +
 +Sometime between etch16 and etch25 I believe a beaker contaminted with nitric was used.  This caused unintentional staining of the chip as well as etching in some of the less pure areas of the chip causing pitting.
 +
 +[[http://siliconpr0n.org/map/cbm/65ce02-r2/mcmaster_etch1-25_mit20x/|Etch 1-25 @ Mit20x]]
 +  * [[http://siliconpr0n.org/map/cbm/65ce02-r2/single/cbm_65ce02-r2_mcmaster_etch1-25_mit20x.jpg|Single]] (12416x10696, 45 MB)
 +
  
 
 
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