component

ATTINY44A-MU

Public Made by Adom

by adom

Microchip Tech MICROCHIP, QFN-20-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentembedded processors & controllersattiny44a-mufactory-2.0.0extractor-text

Verified ATTINY44A-MU

by Ray · last 30 Oct 2026 · 1 record · files match
SymbolFootprint3D modelPins

Verification log 1 record

30 Oct 2026RayPublished by the parts factory: tier lcsc, 21 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: ATTINY44A-MU · QFN-20-EP(4x4) · 21 pins
  • ✓copper: 21 copper pads, none touching another net
  • ✓datasheet: all 21 pin names found in the 286-page datasheet
  • ✓distributor: lcsc C123718, digikey ATTINY44A-MU-ND, mouser 556-ATTINY44A-MU
  • ✓family: QFN-20-1EP_4x4mm_P0.5mm_EP2.5x2.5mm
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-u9ms0dcb/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • ✓package_fit: height within the datasheet's package drawing (datasheet p.276)
  • ✓pads: 21 pins = 21 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 21 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ attiny44a-mu.kicad_sym✓ attiny44a-mu.kicad_mod✓ attiny44a-mu.step
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Commit History

6 commits ← Back to Activity
Verified: Published by the parts factory: tier lcsc, 21 pins
Ray · 01f2bf5 · 5d ago
Set visibility: public
Ray · 267bbec · 5d ago
attiny44a-mu: viewers
Ray · 95f5712 · 5d ago
attiny44a-mu: hero GLB from the etched model (keeps the MPN mark)
Ray · 111f58b · 5d ago
attiny44a-mu: factory component page (tier=lcsc)
Ray · f08db05 · 5d ago
Publish 0.1.0
Ray · 483ecc1 · 5d ago