component
ATTINY424-SSU
Public Made by Adomby adom
Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "attiny424-ssu",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"single chip microcomputer-microcontroller",
"attiny424-ssu",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"attiny424-ssu.kicad_sym",
"attiny424-ssu.kicad_mod",
"attiny424-ssu.glb",
"attiny424-ssu.step",
"attiny424-ssu.lbr",
"docs/hero.png",
"docs/attiny424-ssu-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"attiny424-ssu-hero.glb",
"attiny424-ssu-hero.overlay.json",
"attiny424-ssu-etched.glb"
],
"component": {
"mpn": "ATTINY424-SSU",
"manufacturer": "Microchip Tech",
"package": "SOIC-14",
"pin_count": 14,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3ae8065bab9cde6fd0bd760d42b9401d.pdf",
"parts": {
"symbol": "attiny424-ssu.kicad_sym",
"footprint": "attiny424-ssu.kicad_mod",
"model_3d": "attiny424-ssu-hero.glb",
"model_3d_plain": "attiny424-ssu-etched.glb",
"model_3d_step": "attiny424-ssu-etched.step",
"model_3d_step_plain": "attiny424-ssu.step",
"lbr": "attiny424-ssu.lbr"
},
"distributor_links": {
"lcsc": "C3234259",
"digikey": "150-ATTINY424-SSU-ND",
"mouser": "579-ATTINY424-SSU"
},
"distributor_check": {
"checked_at": "2026-10-27T01:11:17Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "150-ATTINY424-SSU-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "579-ATTINY424-SSU",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VDD",
"type": "power_in",
"description": "Positive power supply pin, 1.8V-5.5V per the ordering table, with a decoupling capacitor placed close to the pin."
},
{
"number": "2",
"name": "PA4",
"type": "bidirectional",
"description": "General purpose I/O PA4 with ADC0 input AIN4, USART0 XDIR, SPI0 SS, TCA0 WO4 and CCL LUT0-OUT functions."
},
{
"number": "3",
"name": "PA5",
"type": "bidirectional",
"description": "General purpose I/O PA5 with external reference input VREFA, ADC0 input AIN5, AC0 OUT, TCA0 WO5, TCB0 WO and CCL LUT3-OUT (alternate location)."
},
{
"number": "4",
"name": "PA6",
"type": "bidirectional",
"description": "General purpose I/O PA6 with ADC0 input AIN6 and AC0 negative input AINN0; Px6 pins have full asynchronous pin-change detection."
},
{
"number": "5",
"name": "PA7",
"type": "bidirectional",
"description": "General purpose I/O PA7 with ADC0 input AIN7, AC0 positive input AINP0, CCL LUT1-OUT and EVOUTA (alternate location)."
},
{
"number": "6",
"name": "PB3",
"type": "bidirectional",
"description": "General purpose I/O PB3 that is also the TOSC1 crystal oscillator pin, with USART0 RxD, TCA0 WO0 (alternate location) and CCL LUT2-OUT functions."
},
{
"number": "7",
"name": "PB2",
"type": "bidirectional",
"description": "General purpose I/O PB2 that is also the TOSC2 crystal oscillator pin, with EVOUTB, USART0 TxD, TCA0 WO2 and CCL LUT2-IN2 functions; Px2 pins have full asynchronous pin-change detection."
},
{
"number": "8",
"name": "PB1",
"type": "bidirectional",
"description": "General purpose I/O PB1 with ADC0 input AIN10, AC0 positive input AINP2, USART XCK, TWI0 SDA, TCA0 WO1 and CCL LUT2-IN1 functions."
},
{
"number": "9",
"name": "PB0",
"type": "bidirectional",
"description": "General purpose I/O PB0 with ADC0 input AIN11, AC0 negative input AINN2, USART XDIR, TWI0 SCL, TCA0 WO0 and CCL LUT2-IN0 functions."
},
{
"number": "10",
"name": "PA0 (UPDI/RESET)",
"type": "bidirectional",
"description": "General purpose I/O PA0 that is also the RESET and UPDI programming/debug pin (configured by RSTPINCFG fuse), with CCL LUT0-IN0."
},
{
"number": "11",
"name": "PA1",
"type": "bidirectional",
"description": "General purpose I/O PA1 with ADC0 input AIN1, USART TXD, SPI0 MOSI and CCL LUT0-IN1 functions."
},
{
"number": "12",
"name": "PA2",
"type": "bidirectional",
"description": "General purpose I/O PA2 with EVOUTA, ADC0 input AIN2, USART RXD, SPI0 MISO and CCL LUT0-IN2 functions; Px2 pins have full asynchronous pin-change detection."
},
{
"number": "13",
"name": "PA3",
"type": "bidirectional",
"description": "General purpose I/O PA3 that is also the external clock input EXTCLK, with ADC0 input AIN3, USART XCK, SPI0 SCK, TCA0 WO3 and TCB1 WO functions."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin for the device."
}
],
"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 pin-name figure on page 13 is garbled in the extracted text, so the 14-pin SOIC pin numbers were"
],
"pages_sent": 100,
"cost_usd": 0.6286,
"at": "2026-10-27T01:10:38"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/3ae8065bab9cde6fd0bd760d42b9401d.pdf",
"pages": 532,
"sha256": "654989c2c48c3753",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 14,
"described": 14,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "attiny424-ssu.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.0,
8.7,
1.75
],
"zmin_mm": -0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "3b9a775da256c8afcc28dcddfbc2eb3f266107fe61ce8446d96f2c52b6f44a70",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "attiny424-ssu-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": "1742bed1190710ce9d56af57a31e1f109bfbc80aced77f124924ecd493eec3b8",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}