component
atmega168a-aur
Public Made by Adomby adom
Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "atmega168a-aur",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"single chip microcomputer-microcontroller",
"atmega168a-aur",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"atmega168a-aur.kicad_sym",
"atmega168a-aur.kicad_mod",
"atmega168a-aur.glb",
"atmega168a-aur.step",
"atmega168a-aur.lbr",
"docs/hero.png",
"docs/atmega168a-aur-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"atmega168a-aur-hero.glb",
"atmega168a-aur-hero.overlay.json",
"atmega168a-aur-etched.glb"
],
"component": {
"mpn": "ATMEGA168A-AUR",
"manufacturer": "Microchip Tech",
"package": "TQFP-32(7x7)",
"pin_count": 32,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega48A-PA-88A-PA-168A-PA-328-P-DS-DS40002061B.pdf",
"parts": {
"symbol": "atmega168a-aur.kicad_sym",
"footprint": "atmega168a-aur.kicad_mod",
"model_3d": "atmega168a-aur-hero.glb",
"model_3d_plain": "atmega168a-aur-etched.glb",
"model_3d_step": "atmega168a-aur-etched.step",
"model_3d_step_plain": "atmega168a-aur.step",
"lbr": "atmega168a-aur.lbr"
},
"distributor_links": {
"lcsc": "C2052741",
"digikey": "ATMEGA168A-AURTR-ND",
"mouser": "556-ATMEGA168A-AUR"
},
"distributor_check": {
"checked_at": "2026-10-27T01:04:07Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATMEGA168A-AURTR-ND",
"status": "found"
},
"mouser": {
"pn": "556-ATMEGA168A-AUR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PD3",
"type": "bidirectional",
"description": "Port D bit 3, a bi-directional I/O pin with internal pull-up that also serves as external interrupt INT1 and Timer/Counter2 output OC2B."
},
{
"number": "2",
"name": "PD4",
"type": "bidirectional",
"description": "Port D bit 4, a bi-directional I/O pin with internal pull-up that also serves as USART external clock XCK and Timer/Counter0 external counter input T0."
},
{
"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 that serves as chip clock oscillator pin 1 or external clock input (XTAL1) and as PCINT6 when not used as a clock pin."
},
{
"number": "8",
"name": "PB7",
"type": "bidirectional",
"description": "Port B bit 7 that serves as output of the inverting oscillator amplifier (XTAL2) and as PCINT7 when not used as a clock pin."
},
{
"number": "9",
"name": "PD5",
"type": "bidirectional",
"description": "Port D bit 5, a bi-directional I/O pin with internal pull-up that also serves as Timer/Counter1 external counter input T1 and Timer/Counter0 output OC0B."
},
{
"number": "10",
"name": "PD6",
"type": "bidirectional",
"description": "Port D bit 6, a bi-directional I/O pin that also serves as Analog Comparator positive input AIN0 and Timer/Counter0 output OC0A."
},
{
"number": "11",
"name": "PD7",
"type": "bidirectional",
"description": "Port D bit 7, a bi-directional I/O pin that also serves as Analog Comparator negative input AIN1."
},
{
"number": "12",
"name": "PB0",
"type": "bidirectional",
"description": "Port B bit 0, a bi-directional I/O pin that also serves as Timer/Counter1 input capture input ICP1 and divided system clock output CLKO."
},
{
"number": "13",
"name": "PB1 (OC1A/PCINT1)",
"type": "bidirectional",
"description": "Port B bit 1, a bi-directional I/O pin that also serves as Timer/Counter1 output compare match A output OC1A."
},
{
"number": "14",
"name": "PB2 (SS/OC1B/PCINT2)",
"type": "bidirectional",
"description": "Port B bit 2, a bi-directional I/O pin that also serves as SPI slave select SS and Timer/Counter1 output compare match B output OC1B."
},
{
"number": "15",
"name": "PB3 (MOSI/OC2A/PCINT3)",
"type": "bidirectional",
"description": "Port B bit 3, a bi-directional I/O pin that also serves as SPI data MOSI and Timer/Counter2 output compare match A output OC2A."
},
{
"number": "16",
"name": "PB4 (MISO/PCINT4)",
"type": "bidirectional",
"description": "Port B bit 4, a bi-directional I/O pin that also serves as SPI master data input and slave data output MISO."
},
{
"number": "17",
"name": "PB5 (SCK/PCINT5)",
"type": "bidirectional",
"description": "Port B bit 5, a bi-directional I/O pin that also serves as SPI clock SCK."
},
{
"number": "18",
"name": "AVCC",
"type": "power_in",
"description": "Supply voltage pin for the A/D Converter, which should be externally connected to VCC even if the ADC is not used."
},
{
"number": "19",
"name": "ADC6",
"type": "passive",
"description": "Analog input channel 6 of the A/D converter, powered from the analog supply in the TQFP package."
},
{
"number": "20",
"name": "AREF",
"type": "passive",
"description": "Analog reference pin for the A/D Converter."
},
{
"number": "21",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "22",
"name": "ADC7",
"type": "passive",
"description": "Analog input channel 7 of the A/D converter, powered from the analog supply in the TQFP package."
},
{
"number": "23",
"name": "PC0 (ADC0/PCINT8)",
"type": "bidirectional",
"description": "Port C bit 0, a bi-directional I/O pin that also serves as ADC input channel 0 using analog power and as PCINT8."
},
{
"number": "24",
"name": "PC1 (ADC1/PCINT9)",
"type": "bidirectional",
"description": "Port C bit 1, a bi-directional I/O pin that also serves as ADC input channel 1 using analog power and as PCINT9."
},
{
"number": "25",
"name": "PC2 (ADC2/PCINT10)",
"type": "bidirectional",
"description": "Port C bit 2, a bi-directional I/O pin that also serves as ADC input channel 2 using analog power and as PCINT10."
},
{
"number": "26",
"name": "PC3 (ADC3/PCINT11)",
"type": "bidirectional",
"description": "Port C bit 3, a bi-directional I/O pin that also serves as ADC input channel 3 using analog power and as PCINT11."
},
{
"number": "27",
"name": "PC4 (ADC4/SDA/PCINT12)",
"type": "bidirectional",
"description": "Port C bit 4, a bi-directional I/O pin that also serves as 2-wire serial data SDA and ADC input channel 4 using digital power."
},
{
"number": "28",
"name": "PC5 (ADC5/SCL/PCINT13)",
"type": "bidirectional",
"description": "Port C bit 5, a bi-directional I/O pin that also serves as 2-wire serial clock SCL and ADC input channel 5 using digital power."
},
{
"number": "29",
"name": "PC6 (RESET/PCINT14)",
"type": "input",
"description": "Reset input when the RSTDISBL fuse is unprogrammed, where a low level longer than the minimum pulse length generates a Reset; otherwise it is an I/O pin."
},
{
"number": "30",
"name": "PD0 (RXD/PCINT16)",
"type": "bidirectional",
"description": "Port D bit 0, a bi-directional I/O pin that also serves as USART receive data input RXD."
},
{
"number": "31",
"name": "PD1 (TXD/PCINT17)",
"type": "bidirectional",
"description": "Port D bit 1, a bi-directional I/O pin that also serves as USART transmit data output TXD."
},
{
"number": "32",
"name": "PD2 (INT0/PCINT18)",
"type": "bidirectional",
"description": "Port D bit 2, a bi-directional I/O pin that also serves as external interrupt source INT0."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Pin-to-number mapping for the 32-lead TQFP (package 32A, ordered as ATmega168A-AUR) was read from th"
],
"pages_sent": 126,
"cost_usd": 0.1079,
"at": "2026-10-27T01:03:40"
},
"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": "lcsc"
},
"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"
},
"models_3d": [
{
"file": "atmega168a-aur.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9,
9,
1.1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "53431be61c684e9d923915676a90cb08050c23ee3f834d76a77a3b19b41422f1",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "atmega168a-aur-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9,
9,
1.1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "93b88af95bffb35fef918926a54daf04a20b7e0729dca4448836fec1b003ddae",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"visibility": "public",
"org": "adom",
"author": {
"name": "Ray",
"email": "[email protected]"
}
}