component
ATTINY2313A-SU
Public Made by Adomby adom
Microchip Tech ATMEL & AVR, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "attiny2313a-su",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech ATMEL & AVR, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"embedded processors & controllers",
"attiny2313a-su",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"attiny2313a-su.kicad_sym",
"attiny2313a-su.kicad_mod",
"attiny2313a-su.glb",
"attiny2313a-su.step",
"attiny2313a-su.lbr",
"docs/hero.png",
"docs/attiny2313a-su-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"attiny2313a-su-hero.glb",
"attiny2313a-su-hero.overlay.json",
"attiny2313a-su-etched.glb"
],
"component": {
"mpn": "ATTINY2313A-SU",
"manufacturer": "Microchip Tech",
"package": "SOIC-20-300mil",
"pin_count": 20,
"category": "Embedded Processors & Controllers",
"subcategory": "ATMEL & AVR",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/e09eb9077e15f7bb11c4c671e766bf98.pdf",
"parts": {
"symbol": "attiny2313a-su.kicad_sym",
"footprint": "attiny2313a-su.kicad_mod",
"model_3d": "attiny2313a-su-hero.glb",
"model_3d_plain": "attiny2313a-su-etched.glb",
"model_3d_step": "attiny2313a-su-etched.step",
"model_3d_step_plain": "attiny2313a-su.step",
"lbr": "attiny2313a-su.lbr"
},
"distributor_links": {
"lcsc": "C424094",
"digikey": "ATTINY2313A-SU-ND",
"mouser": "556-ATTINY2313A-SU"
},
"distributor_check": {
"checked_at": "2026-10-23T03:25:18Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATTINY2313A-SU-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "556-ATTINY2313A-SU",
"status": "found",
"lifecycle": "Not Recommended for New Designs"
}
},
"pins": [
{
"number": "1",
"name": "PA2",
"type": "input",
"description": "Port A bit 2 with alternate functions RESET/dW/PCINT10; a low level longer than the minimum pulse length generates a reset unless the RSTDISBL fuse is programmed to use it as I/O."
},
{
"number": "2",
"name": "PD0",
"type": "bidirectional",
"description": "Port D bit 0 bi-directional I/O with internal pull-up, alternate functions RXD/PCINT11."
},
{
"number": "3",
"name": "PD1",
"type": "bidirectional",
"description": "Port D bit 1 bi-directional I/O with internal pull-up, alternate functions TXD/PCINT12."
},
{
"number": "4",
"name": "PA1",
"type": "bidirectional",
"description": "Port A bit 1 I/O with internal pull-up; alternate function XTAL2 is the output from the inverting oscillator amplifier (also PCINT9)."
},
{
"number": "5",
"name": "PA0",
"type": "bidirectional",
"description": "Port A bit 0 I/O with internal pull-up; alternate function XTAL1 is the input to the inverting oscillator amplifier and internal clock circuit (also CLKI/PCINT8)."
},
{
"number": "6",
"name": "PD2",
"type": "bidirectional",
"description": "Port D bit 2 bi-directional I/O with internal pull-up, alternate functions CKOUT/XCK/INT0/PCINT13."
},
{
"number": "7",
"name": "PD3",
"type": "bidirectional",
"description": "Port D bit 3 bi-directional I/O with internal pull-up, alternate functions INT1/PCINT14."
},
{
"number": "8",
"name": "PD4",
"type": "bidirectional",
"description": "Port D bit 4 bi-directional I/O with internal pull-up, alternate functions T0/PCINT15."
},
{
"number": "9",
"name": "PD5",
"type": "bidirectional",
"description": "Port D bit 5 bi-directional I/O with internal pull-up, alternate functions OC0B/T1/PCINT16."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground."
},
{
"number": "11",
"name": "PD6",
"type": "bidirectional",
"description": "Port D bit 6 bi-directional I/O with internal pull-up, alternate functions ICPI/PCINT17."
},
{
"number": "12",
"name": "PB0",
"type": "bidirectional",
"description": "Port B bit 0 bi-directional I/O with internal pull-up, alternate functions AIN0/PCINT0."
},
{
"number": "13",
"name": "PB1",
"type": "bidirectional",
"description": "Port B bit 1 bi-directional I/O with internal pull-up, alternate functions AIN1/PCINT1."
},
{
"number": "14",
"name": "PB2",
"type": "bidirectional",
"description": "Port B bit 2 bi-directional I/O with internal pull-up, alternate functions OC0A/PCINT2."
},
{
"number": "15",
"name": "PB3",
"type": "bidirectional",
"description": "Port B bit 3 bi-directional I/O with internal pull-up, alternate functions OC1A/PCINT3."
},
{
"number": "16",
"name": "PB4",
"type": "bidirectional",
"description": "Port B bit 4 bi-directional I/O with internal pull-up, alternate functions OC1B/PCINT4."
},
{
"number": "17",
"name": "PB5",
"type": "bidirectional",
"description": "Port B bit 5 bi-directional I/O with internal pull-up, alternate functions MOSI/DI/SDA/PCINT5."
},
{
"number": "18",
"name": "PB6",
"type": "bidirectional",
"description": "Port B bit 6 bi-directional I/O with internal pull-up, alternate functions MISO/DO/PCINT6."
},
{
"number": "19",
"name": "PB7",
"type": "bidirectional",
"description": "Port B bit 7 bi-directional I/O with internal pull-up, alternate functions USCK/SCL/SCK/PCINT7."
},
{
"number": "20",
"name": "VCC",
"type": "power_in",
"description": "Digital supply voltage, 1.8 - 5.5V operating range."
}
],
"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: The 20S SOIC package drawing on page 15 is image-only with no text, so the pin numbering comes from ; Pin 1 (PA2/RESET) is typed as input for its default reset function. It can be a weak I/O pin if the "
],
"pages_sent": 22,
"cost_usd": 0.2002,
"at": "2026-10-23T03:24:51"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/e09eb9077e15f7bb11c4c671e766bf98.pdf",
"pages": 22,
"sha256": "bb50254d14d9fd25",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 20,
"described": 20,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "attiny2313a-su.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
10.3,
12.8,
2.75
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "59a10b341e6972b31d81802a048060326da627d8b92dcf4263064f4f62ec808e",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "attiny2313a-su-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
10.3,
12.8,
2.75
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "0e1936a66a6019e0a6126dcd10d6914e702ceea3608264f34c698f9b2f44bdb9",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}