Emard
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09e6053392
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footprints: SDRAM pads enlarged length 0.9->1.1 mm, square->oval and
moved away from chip by 0.2 mm for easier handsoldering
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6 years ago |
Emard
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0bc3844449
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footprints: fixing fab layer for assembly layout printed on paper sheet
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6 years ago |
Emard
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58c3d51cb5
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footprints: SDRAM description
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7 years ago |
Emard
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98dceebdff
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footprints: sdram silkscren with semicircle mark for pin 1
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7 years ago |
davor
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6079a51257
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schematics: symbol for SDRAM copied from rescue to proper library
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7 years ago |
Emard
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43f3a91352
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footprints SDRAM: bring original 0.8 mm pitch footprint and make 3D model
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7 years ago |
davor
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3a5586ef7c
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footprints 3d: TSOP54 for sdram: VRML file which works,
need to scale XYZ 0.3937, rotate Z 90
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7 years ago |
davor
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53097276a8
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footprints 3d: TSOP54 for sdram. Import to FreeCAD, save as freecad
file, close, open, export as VRML
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7 years ago |
Emard
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07f62a2420
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footprint: SDRAM TSOP-54 footprint made more wide
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7 years ago |
Emard
|
053bf2d90c
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footprint: sdram TSOP-54 pitch now 0.808 mm
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7 years ago |
Emard
|
ac07b63744
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footprint sdram pin pitch increased 0.8 mm -> 0.8077 mm
Physical chips have total pin center spacing of 21 mm while
at 0.8 mm pitch it would be 20.8 mm, 0.2 mm different at the side.
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7 years ago |
Emard
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ba4c8e8d22
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PCB v1.6 SDRAM fully reworked
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7 years ago |
Davor
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b20aaeb5c0
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added SDRAM TSOP-54 package
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8 years ago |