component
ATMEGA48A-AUR
Public Made by Adomby adom
Microchip Tech Pre-ordered MCUs, TQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "atmega48a-aur",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Pre-ordered MCUs, TQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"embedded processors & controllers",
"atmega48a-aur",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"atmega48a-aur.kicad_sym",
"atmega48a-aur.kicad_mod",
"atmega48a-aur.glb",
"atmega48a-aur.step",
"atmega48a-aur.lbr",
"docs/hero.png",
"docs/atmega48a-aur-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"atmega48a-aur-hero.glb",
"atmega48a-aur-hero.overlay.json",
"atmega48a-aur-etched.glb"
],
"component": {
"mpn": "ATMEGA48A-AUR",
"manufacturer": "Microchip Tech",
"package": "TQFP-32(7x7)",
"pin_count": 32,
"category": "Embedded Processors & Controllers",
"subcategory": "Pre-ordered MCUs",
"datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega48A-PA-88A-PA-168A-PA-328-P-DS-DS40002061B.pdf",
"parts": {
"symbol": "atmega48a-aur.kicad_sym",
"footprint": "atmega48a-aur.kicad_mod",
"model_3d": "atmega48a-aur-hero.glb",
"model_3d_plain": "atmega48a-aur-etched.glb",
"model_3d_step": "atmega48a-aur-etched.step",
"model_3d_step_plain": "atmega48a-aur.step",
"lbr": "atmega48a-aur.lbr"
},
"distributor_links": {
"lcsc": "C1337191",
"digikey": "ATMEGA48A-AURTR-ND"
},
"distributor_check": {
"checked_at": "2026-10-31T18:47:37Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATMEGA48A-AURTR-ND",
"status": "found"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "PD3",
"type": "bidirectional",
"description": "Port D bit 3 bidirectional I/O with internal pull-up, alternate functions INT1, OC2B and PCINT19."
},
{
"number": "2",
"name": "PD4",
"type": "bidirectional",
"description": "Port D bit 4 bidirectional I/O with internal pull-up, alternate functions XCK, T0 and PCINT20."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "4",
"name": "VCC",
"type": "power_in",
"description": "Digital supply voltage."
},
{
"number": "5",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "6",
"name": "VCC",
"type": "power_in",
"description": "Digital supply voltage."
},
{
"number": "7",
"name": "PB6",
"type": "bidirectional",
"description": "Port B bit 6 I/O; depending on clock fuse settings it is the inverting oscillator amplifier input (XTAL1) or TOSC1, with PCINT6."
},
{
"number": "8",
"name": "PB7",
"type": "bidirectional",
"description": "Port B bit 7 I/O; depending on clock fuse settings it is the inverting oscillator amplifier output (XTAL2) or TOSC2, with PCINT7."
},
{
"number": "9",
"name": "PD5",
"type": "bidirectional",
"description": "Port D bit 5 bidirectional I/O with internal pull-up, alternate functions T1, OC0B and PCINT21."
},
{
"number": "10",
"name": "PD6",
"type": "bidirectional",
"description": "Port D bit 6 bidirectional I/O with internal pull-up, alternate functions AIN0 (comparator positive input), OC0A and PCINT22."
},
{
"number": "11",
"name": "PD7",
"type": "bidirectional",
"description": "Port D bit 7 bidirectional I/O with internal pull-up, alternate functions AIN1 (comparator negative input) and PCINT23."
},
{
"number": "12",
"name": "PB0",
"type": "bidirectional",
"description": "Port B bit 0 bidirectional I/O with internal pull-up, alternate functions ICP1, CLKO and PCINT0."
},
{
"number": "13",
"name": "PB1",
"type": "bidirectional",
"description": "Port B bit 1 bidirectional I/O with internal pull-up, alternate functions OC1A and PCINT1."
},
{
"number": "14",
"name": "PB2",
"type": "bidirectional",
"description": "Port B bit 2 bidirectional I/O with internal pull-up, alternate functions SS, OC1B and PCINT2."
},
{
"number": "15",
"name": "PB3",
"type": "bidirectional",
"description": "Port B bit 3 bidirectional I/O with internal pull-up, alternate functions MOSI, OC2A and PCINT3."
},
{
"number": "16",
"name": "PB4",
"type": "bidirectional",
"description": "Port B bit 4 bidirectional I/O with internal pull-up, alternate functions MISO and PCINT4."
},
{
"number": "17",
"name": "PB5",
"type": "bidirectional",
"description": "Port B bit 5 bidirectional I/O with internal pull-up, alternate functions SCK and PCINT5."
},
{
"number": "18",
"name": "AVCC",
"type": "power_in",
"description": "Supply voltage for the A/D converter, PC3:0 and ADC7:6; must be connected to VCC even if the ADC is unused, through a low-pass filter if the ADC is used."
},
{
"number": "19",
"name": "ADC6",
"type": "input",
"description": "Analog input channel 6 of the 10-bit A/D converter, powered from the analog supply (TQFP/VQFN only)."
},
{
"number": "20",
"name": "AREF",
"type": "input",
"description": "Analog reference pin for the A/D converter."
},
{
"number": "21",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "22",
"name": "ADC7",
"type": "input",
"description": "Analog input channel 7 of the 10-bit A/D converter, powered from the analog supply (TQFP/VQFN only)."
},
{
"number": "23",
"name": "PC0",
"type": "bidirectional",
"description": "Port C bit 0 bidirectional I/O with internal pull-up, alternate functions ADC0 and PCINT8."
},
{
"number": "24",
"name": "PC1",
"type": "bidirectional",
"description": "Port C bit 1 bidirectional I/O with internal pull-up, alternate functions ADC1 and PCINT9."
},
{
"number": "25",
"name": "PC2",
"type": "bidirectional",
"description": "Port C bit 2 bidirectional I/O with internal pull-up, alternate functions ADC2 and PCINT10."
},
{
"number": "26",
"name": "PC3",
"type": "bidirectional",
"description": "Port C bit 3 bidirectional I/O with internal pull-up, alternate functions ADC3 and PCINT11."
},
{
"number": "27",
"name": "PC4",
"type": "bidirectional",
"description": "Port C bit 4 bidirectional I/O with internal pull-up, alternate functions ADC4, SDA (2-wire data) and PCINT12."
},
{
"number": "28",
"name": "PC5",
"type": "bidirectional",
"description": "Port C bit 5 bidirectional I/O with internal pull-up, alternate functions ADC5, SCL (2-wire clock) and PCINT13."
},
{
"number": "29",
"name": "PC6/RESET",
"type": "bidirectional",
"description": "Active-low reset input when RSTDISBL fuse is unprogrammed (low longer than minimum pulse length resets the device), otherwise I/O pin PC6 with PCINT14."
},
{
"number": "30",
"name": "PD0",
"type": "bidirectional",
"description": "Port D bit 0 bidirectional I/O with internal pull-up, alternate functions RXD and PCINT16."
},
{
"number": "31",
"name": "PD1",
"type": "bidirectional",
"description": "Port D bit 1 bidirectional I/O with internal pull-up, alternate functions TXD and PCINT17."
},
{
"number": "32",
"name": "PD2",
"type": "bidirectional",
"description": "Port D bit 2 bidirectional I/O with internal pull-up, alternate functions INT0 and PCINT18."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-sonnet-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Page 12 pinout figure text is flattened; pin numbers were reconstructed from the listed 32-TQFP labe"
],
"pages_sent": 126,
"cost_usd": 0.7425,
"at": "2026-10-31T18:47:26"
},
"datasheet": {
"url": "https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega48A-PA-88A-PA-168A-PA-328-P-DS-DS40002061B.pdf",
"pages": 653,
"sha256": "b9b9d83cda56a95d",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 32,
"described": 32,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
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"units": "mm",
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"seat": "z = 0",
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"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "53431be61c684e9d923915676a90cb08050c23ee3f834d76a77a3b19b41422f1",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "atmega48a-aur-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
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"footprint_binding": "identity",
"sha256": "79a287aa6b33b42e0c2b0bce509ba7e4915d47652d97a85fee709c9f21efb4c6",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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}
}