component

SN74HC21DR

Public Made by Adom

by adom

Texas Instruments Gates, SOIC-14. Pinout extracted from the datasheet, KiCad symbol/footprint/3D.

componentlogicsn74hc21dr
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History of page.json

12 commits ← Back to file
sn74hc21dr: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding)
Ray · 2ebfc46 ·
Brief states the pinout check that actually ran (was an unconditional "Datasheet-verified pinout")
Ray · 27ba8f9 ·
sn74hc21dr: laser-etched CAD + chip hero (factory 2.0.0 backfill)
Ray · 427316a ·
sn74hc21dr: stamp component.logic (74HC21) from component-ocean
Ray · 8dd7209 ·
sn74hc21dr: backfill missing artifacts (variants)
Ray · c7b28fb ·
sn74hc21dr: publish the laser-etched STEP alongside the bare one
Ray · 560781f ·
Publish 0.2.0
Ray · 71055e4 ·
orderable attributes: rebuild .lbr with adom-lbr 2.18.0 so MPN, MANUFACTURER and the distributor part numbers reach <te…
Ray · b4ca518 ·
pin 1: carry the footprint's marker into the .lbr, the viewer and page.json (silk-marker, drawn, top-left)
Ray · c6be633 ·
Set visibility: public
Ray · 7d3ffae ·
sn74hc21dr: factory component page (tier=mfr)
Ray · 50cd1f6 ·
Initial commit: component/sn74hc21dr
Ray · e70e26a ·