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Table of Contents
All text and images licensed as CC-BY-SA unless otherwise stated.
Contacts
- robert.c.baruch@gmail.com
- @babbageboole
Equipment
- Olympus BHMJ metallurgical microscope
- Mitutoyo M Plan Apo 20x objective
- Canon EOS 600D (Rebel T3i) DSLR camera (18 MP, APS-C 22.3 × 14.9 mm sensor)
- AmScope CA-CAN-SLR Canon DSLR adapter for microscopes (2x magnification)
- MMT AM2-0803-3S 80x80mm motorized XY stage (2um/step) with Oriental Motor PK-545-NBW 5-phase stepper motors (0.72 degrees/step) and Vexta DFC1507 drivers
- Newport NRC 485 prism mount (tip-tilt-rotate), similar to Newport PO46N-50.
With a calibration slide, looking at the 0.01mm line target, I measured 423 +/- 3 pixels over 5 lines, yielding 84.5 +/- 1 nm per pixel.
The 54/74 Project
This project seeks to document 54xx/74xx-series logic chips and subfamilies by imaging their dies and tracing out their schematics. The project started on March 4, 2017.
| Number | Function | 54xx Inventory | 74xx Inventory |
|---|---|---|---|
| 00 | quad 2-input NAND gate | -,AS,S |
00
- Function: quad 2-input NAND gate
- Datasheet: link1, link2
| Variant | Vendor | Date code | Page link | Schematic | Datasheet |
|---|---|---|---|---|---|
| 5400 | National Semiconductor | 8838 | page | sch | datasheet |
| 54AS00 | Texas Instruments | 8747 | |||
| 54S00 | Signetics | 8716 |
Collection
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