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Click on any picture to see a larger image
| August, 2004 - before stacking:
The memory layer contains 128 Kbytes (1 Mbit) of SRAM memory circuits.
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| August, 2004 - before stacking:
The controller layer contains logic circuitry.
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| November, 2004 - after stacking:
This is the lower right corner of a bare two-layer chip - a highly magnified view (actual
size 4mm x 4mm). The surface is quite blank because all the circuitry is inside the stack.
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| November, 2004 - after stacking:
Here a two-layer chip is mounted in its package.
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Copyright © 2004-2010 Tezzaron® Semiconductor. All rights reserved. Revised:
May 12, 2011
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