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ATSAMD20G16A-AUT

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Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentsingle chip microcomputer-microcontrolleratsamd20g16a-autfactory-2.0.0extractor-text

Verified ATSAMD20G16A-AUT

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

Verification log 1 record

30 Oct 2026RayPublished by the parts factory: tier mfr, 48 pinsfiles match
SymbolFootprint3D modelPinsfor all variants
  • ✓component-page-verify: PASS
  • ✓cad_props: Datasheet, MPN and distributor properties match page.json
  • ✓component: ATSAMD20G16A-AUT · TQFP-48(7x7) · 48 pins
  • ✓copper: 48 copper pads, none touching another net
  • ✓datasheet: all 48 pin names found in the 51-page datasheet
  • ✓distributor: lcsc C2053136, digikey ATSAMD20G16A-AUTTR-ND, mouser 556-ATSAMD20G16A-AUT
  • ✓family: TQFP-48_7x7mm_P0.5mm
  • ✓files: 7 declared files present
  • ✓hero: docs/hero.png 4000x2500
  • ✓lbr: OK: /tmp/cpv-q4v74qcl/x.lbr is a valid EAGLE .lbr with complete deviceset
  • ✓license: CC-BY-SA-4.0
  • ✓models_3d: 2 records
  • •package_fit (skip): no component.package_dims on the page: the model is unchecked against the datasheet drawing
  • ✓pads: 48 pins = 48 pads
  • ✓pose: 2 STEP(s) Z-up, seated, centred
  • ✓symbol: 48 pins agree
  • ✓visibility: public, source open
Evidencedatasheet
Verified files✓ atsamd20g16a-aut.kicad_sym✓ atsamd20g16a-aut.kicad_mod✓ atsamd20g16a-aut.step
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Generated by kicad-footprint-generator · KiCad file format 20260206
Name Last commit message Last updated
docs Publish 0.1.0 · Ray 5d ago
viewers atsamd20g16a-aut: viewers · Ray 5d ago
atsamd20g16a-aut-etched.glb Publish 0.1.0 · Ray 5d ago
atsamd20g16a-aut-etched.step atsamd20g16a-aut: factory component page (tier=mfr) · Ray 5d ago
atsamd20g16a-aut-hero.glb atsamd20g16a-aut: hero GLB from the etched model (keeps the MPN mark) · Ray 5d ago
atsamd20g16a-aut-hero.overlay.json Publish 0.1.0 · Ray 5d ago
atsamd20g16a-aut.glb Publish 0.1.0 · Ray 5d ago
atsamd20g16a-aut.kicad_mod Publish 0.1.0 · Ray 5d ago
atsamd20g16a-aut.kicad_sym Publish 0.1.0 · Ray 5d ago
atsamd20g16a-aut.lbr Publish 0.1.0 · Ray 5d ago
atsamd20g16a-aut.step Publish 0.1.0 · Ray 5d ago
package.json Publish 0.1.0 · Ray 5d ago
page.json Set visibility: public · Ray 5d ago
README.md Publish 0.1.0 · Ray 5d ago
verification.json Verified: Published by the parts factory: tier mfr, 48 pins · Ray 5d ago

ATSAMD20G16A-AUT

Microchip Tech · Microcontroller Units (MCUs/MPUs/SOCs) · TQFP-48(7x7)

ATSAMD20G16A-AUT from Microchip Tech, in a TQFP-48(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 PA00 bidirectional General-purpose I/O pin PA00 of PORT group A, as listed in the QFN48/TQFP48 pinout.
2 PA01 bidirectional General-purpose I/O pin PA01 of PORT group A, as listed in the QFN48/TQFP48 pinout.
3 PA02 bidirectional General-purpose I/O pin PA02 of PORT group A, as listed in the QFN48/TQFP48 pinout.
4 PA03 bidirectional General-purpose I/O pin PA03 of PORT group A, as listed in the QFN48/TQFP48 pinout.
5 GNDANA power_in Ground return for the analog circuitry, paired with VDDANA.
6 VDDANA power_in Analog supply pin; the device operating voltage range is 1.62V to 3.63V per the datasheet features.
7 PB08 bidirectional General-purpose I/O pin PB08 of PORT group B, as listed in the QFN48/TQFP48 pinout.
8 PB09 bidirectional General-purpose I/O pin PB09 of PORT group B, as listed in the QFN48/TQFP48 pinout.
9 PA04 bidirectional General-purpose I/O pin PA04 of PORT group A, as listed in the QFN48/TQFP48 pinout.
10 PA05 bidirectional General-purpose I/O pin PA05 of PORT group A, as listed in the QFN48/TQFP48 pinout.
11 PA06 bidirectional General-purpose I/O pin PA06 of PORT group A, as listed in the QFN48/TQFP48 pinout.
12 PA07 bidirectional General-purpose I/O pin PA07 of PORT group A, as listed in the QFN48/TQFP48 pinout.
13 PA08 bidirectional General-purpose I/O pin PA08 of PORT group A, as listed in the QFN48/TQFP48 pinout.
14 PA09 bidirectional General-purpose I/O pin PA09 of PORT group A, as listed in the QFN48/TQFP48 pinout.
15 PA10 bidirectional General-purpose I/O pin PA10 of PORT group A, as listed in the QFN48/TQFP48 pinout.
16 PA11 bidirectional General-purpose I/O pin PA11 of PORT group A, as listed in the QFN48/TQFP48 pinout.
17 VDDIO power_in Digital I/O supply pin; the device operating voltage range is 1.62V to 3.63V per the datasheet features.
18 GND power_in Digital ground pin.
19 PB10 bidirectional General-purpose I/O pin PB10 of PORT group B, as listed in the QFN48/TQFP48 pinout.
20 PB11 bidirectional General-purpose I/O pin PB11 of PORT group B, as listed in the QFN48/TQFP48 pinout.
21 PA12 bidirectional General-purpose I/O pin PA12 of PORT group A, as listed in the QFN48/TQFP48 pinout.
22 PA13 bidirectional General-purpose I/O pin PA13 of PORT group A, as listed in the QFN48/TQFP48 pinout.
23 PA14 bidirectional General-purpose I/O pin PA14 of PORT group A, as listed in the QFN48/TQFP48 pinout.
24 PA15 bidirectional General-purpose I/O pin PA15 of PORT group A, as listed in the QFN48/TQFP48 pinout.
25 PA16 bidirectional General-purpose I/O pin PA16 of PORT group A, as listed in the QFN48/TQFP48 pinout.
26 PA17 bidirectional General-purpose I/O pin PA17 of PORT group A, as listed in the QFN48/TQFP48 pinout.
27 PA18 bidirectional General-purpose I/O pin PA18 of PORT group A, as listed in the QFN48/TQFP48 pinout.
28 PA19 bidirectional General-purpose I/O pin PA19 of PORT group A, as listed in the QFN48/TQFP48 pinout.
29 PA20 bidirectional General-purpose I/O pin PA20 of PORT group A, as listed in the QFN48/TQFP48 pinout.
30 PA21 bidirectional General-purpose I/O pin PA21 of PORT group A; the label is displaced in the extracted text and is inferred from the stray PA21 label above pin 1.
31 PA22 bidirectional General-purpose I/O pin PA22 of PORT group A, as listed in the QFN48/TQFP48 pinout.
32 PA23 bidirectional General-purpose I/O pin PA23 of PORT group A, as listed in the QFN48/TQFP48 pinout.
33 PA24 bidirectional General-purpose I/O pin PA24 of PORT group A, as listed in the QFN48/TQFP48 pinout.
34 PA25 bidirectional General-purpose I/O pin PA25 of PORT group A, as listed in the QFN48/TQFP48 pinout.
35 GND power_in Digital ground pin.
36 VDDIO power_in Digital I/O supply pin; the device operating voltage range is 1.62V to 3.63V per the datasheet features.
37 PB22 bidirectional General-purpose I/O pin PB22 of PORT group B, as listed in the QFN48/TQFP48 pinout.
38 PB23 bidirectional General-purpose I/O pin PB23 of PORT group B, as listed in the QFN48/TQFP48 pinout.
39 PA27 bidirectional General-purpose I/O pin PA27 of PORT group A, as listed in the QFN48/TQFP48 pinout.
40 RESET input Reset pin of the device, shown as RESET PIN in the pinout legend.
41 PA28 bidirectional General-purpose I/O pin PA28 of PORT group A, as listed in the QFN48/TQFP48 pinout.
42 GND power_in Digital ground pin.
43 VDDCORE power_out Regulated output supply pin for the core, shown as REGULATED OUTPUT SUPPLY in the pinout legend.
44 VDDIN power_in Input supply pin for the device, shown as INPUT SUPPLY in the pinout legend; the operating voltage range is 1.62V to 3.63V per the datasheet features.
45 PA30 bidirectional General-purpose I/O pin PA30 of PORT group A, as listed in the QFN48/TQFP48 pinout.
46 PA31 bidirectional General-purpose I/O pin PA31 of PORT group A, as listed in the QFN48/TQFP48 pinout.
47 PB02 bidirectional General-purpose I/O pin PB02 of PORT group B, as listed in the QFN48/TQFP48 pinout.
48 PB03 bidirectional General-purpose I/O pin PB03 of PORT group B, as listed in the QFN48/TQFP48 pinout.

Key specifications

Parameter Value
Manufacturer Microchip Tech
Package TQFP-48(7x7)
Category Single Chip Microcomputer/Microcontroller
Pins 48

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Operating voltage 1.62 3.63 V Operating Voltage, as printed in the Features list (summary, not a table) 2
Operating temperature range (package grade U) -40 85 °C Package grade U (-40 to 85°C, Matte Sn plating); the AUT suffix carries grade U and T = tape and reel 6
Maximum CPU frequency 48 MHz Maximum CPU frequency, as printed in the configuration summary 5
Junction-to-ambient thermal resistance, 48-pin TQFP θJA 78.8 °C/W 48-pin TQFP package 39
Junction-to-case thermal resistance, 48-pin TQFP θJC 12.3 °C/W 48-pin TQFP package 39

CAD (KiCad official)

  • Symbol: ATSAMD20G16A-AUT
  • Footprint: Package_QFP:TQFP-48_7x7mm_P0.5mm
  • 3D model: TQFP-48(7x7) (KiCad packages3D, STEP)
  • 3D model files: atsamd20g16a-aut-etched.step / atsamd20g16a-aut-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); atsamd20g16a-aut.step / atsamd20g16a-aut.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Microchip Tech datasheet (51 pp, sha256 b8946bbb0a974653, retrieved 2026-10-30, tier: manufacturer)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF