component
ATTINY424-XUR
Public Made by Adomby adom
Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "attiny424-xur",
"title": "ATTINY424-XUR",
"brief": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"single chip microcomputer-microcontroller",
"attiny424-xur",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "ATTINY424-XUR",
"manufacturer": "Microchip Tech",
"package": "TSSOP-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-xur.kicad_sym",
"footprint": "attiny424-xur.kicad_mod",
"model_3d": "attiny424-xur-hero.glb",
"model_3d_plain": "attiny424-xur-etched.glb",
"model_3d_step": "attiny424-xur-etched.step",
"model_3d_step_plain": "attiny424-xur.step",
"lbr": "attiny424-xur.lbr"
},
"distributor_links": {
"lcsc": "C3237299",
"digikey": "150-ATTINY424-XURTR-ND",
"mouser": "579-ATTINY424-XUR"
},
"distributor_check": {
"checked_at": "2026-10-31T01:49:36Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "150-ATTINY424-XURTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "579-ATTINY424-XUR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VDD",
"type": "power_in",
"description": "Power supply pin; the datasheet gives a 1.8V-5.5V supply range for this part and requires a decoupling capacitor close to the VDD/GND pair."
},
{
"number": "2",
"name": "PA4",
"type": "bidirectional",
"description": "PORTA pin 4 general purpose I/O with ADC input AIN4, USART XDIR, SPI SS, TCA0 WO4 and CCL LUT0-OUT functions."
},
{
"number": "3",
"name": "PA5",
"type": "bidirectional",
"description": "PORTA pin 5 general purpose I/O with external reference input VREFA, ADC input AIN5, AC0 OUT, TCA0 WO5, TCB0 WO and CCL LUT3-OUT (alternate location) functions."
},
{
"number": "4",
"name": "PA6",
"type": "bidirectional",
"description": "PORTA pin 6 general purpose I/O with ADC input AIN6 and AC0 negative input AINN0; has full asynchronous pin-change detection."
},
{
"number": "5",
"name": "PA7",
"type": "bidirectional",
"description": "PORTA pin 7 general purpose I/O with ADC input AIN7, AC0 positive input AINP0, CCL LUT1-OUT and EVOUTA (alternate location)."
},
{
"number": "6",
"name": "PB3",
"type": "bidirectional",
"description": "PORTB pin 3 general purpose I/O that also serves as 32 kHz crystal input TOSC1, with USART RxD, TCA0 WO0 (alternate location) and CCL LUT2-OUT functions."
},
{
"number": "7",
"name": "PB2",
"type": "bidirectional",
"description": "PORTB pin 2 general purpose I/O that also serves as 32 kHz crystal output TOSC2, with EVOUTB, USART TxD, TCA0 WO2 and CCL LUT2-IN2 functions; has full asynchronous pin-change detection."
},
{
"number": "8",
"name": "PB1",
"type": "bidirectional",
"description": "PORTB pin 1 general purpose I/O with ADC input AIN10, AC0 positive input AINP2, USART XCK, TWI SDA, TCA0 WO1 and CCL LUT2-IN1 functions."
},
{
"number": "9",
"name": "PB0",
"type": "bidirectional",
"description": "PORTB pin 0 general purpose I/O with ADC input AIN11, AC0 negative input AINN2, USART XDIR, TWI SCL, TCA0 WO0 and CCL LUT2-IN0 functions."
},
{
"number": "10",
"name": "PA0",
"type": "bidirectional",
"description": "PORTA pin 0 general purpose I/O configurable by fuse as RESET or UPDI programming/debug pin, also CCL LUT0-IN0; has full asynchronous pin-change detection."
},
{
"number": "11",
"name": "PA1",
"type": "bidirectional",
"description": "PORTA pin 1 general purpose I/O with ADC input AIN1, USART TXD, SPI MOSI and CCL LUT0-IN1 functions."
},
{
"number": "12",
"name": "PA2",
"type": "bidirectional",
"description": "PORTA pin 2 general purpose I/O with EVOUTA, ADC input AIN2, USART RXD, SPI MISO and CCL LUT0-IN2 functions; has full asynchronous pin-change detection."
},
{
"number": "13",
"name": "PA3",
"type": "bidirectional",
"description": "PORTA pin 3 general purpose I/O that also serves as external clock input EXTCLK, with ADC input AIN3, USART XCK, SPI SCK, TCA0 WO3 and TCB1 WO functions."
},
{
"number": "14",
"name": "GND",
"type": "power_in",
"description": "Ground pin; needs a decoupling capacitor close to the VDD/GND pair."
}
],
"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 pinout figure on page 13 is garbled in the extracted text. Pin numbers were taken from the 14-pi; The multiplexing table does not label which USART instance or alternate location each function belon"
],
"pages_sent": 100,
"cost_usd": 0.6291,
"at": "2026-10-31T01:49:27"
},
"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-xur.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.4,
5,
1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "attiny424-xur-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.4,
5,
1
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "8bc5d0cfc7ea01e7886729e5cf15351b23b4475999b6a3f88b1b286fcf90667c",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "TSSOP-14 (ST, Microchip drawing C04-087)",
"source_page": 515,
"D": {
"nom_mm": 5,
"range_mm": [
4.9,
5.1
]
},
"E1": {
"nom_mm": 4.4,
"range_mm": [
4.3,
4.5
]
},
"E": {
"nom_mm": 6.4,
"range_mm": [
null,
null
]
},
"e": {
"nom_mm": 0.65,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 1.2,
"range_mm": [
null,
1.2
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "attiny424-xur.step",
"verdict": "PASS",
"reasons": [
"height and body within the datasheet's package drawing"
],
"by": "factory/package_fit.py"
}
}
},
"metadata": {
"specs": {
"Manufacturer": "Microchip Tech",
"Package": "TSSOP-14",
"Category": "Single Chip Microcomputer/Microcontroller",
"Pins": "14"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "654989c2c48c37539f9a12133dcef3c3b28e2c7daf1079e213ae67469ab64fc6",
"rows": [
{
"name": "Supply Voltage",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.8,
"typ": null,
"max": 5.5,
"conditions": "",
"source_page": 508,
"source": "datasheet"
},
{
"name": "Operating Temperature Range",
"symbol": "",
"kind": "recommended_operating",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "U grade",
"source_page": 508,
"source": "datasheet"
},
{
"name": "Maximum frequency",
"symbol": "",
"kind": "electrical",
"unit": "MHz",
"min": null,
"typ": null,
"max": 20,
"conditions": "ATtiny424 peripheral overview",
"source_page": 2,
"source": "datasheet"
}
]
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"attiny424-xur"
],
"discovery_pitch": "ATTINY424-XUR (Microchip Tech) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"attiny424-xur.kicad_sym",
"attiny424-xur.kicad_mod",
"attiny424-xur.glb",
"attiny424-xur.step",
"attiny424-xur.lbr",
"docs/hero.png",
"docs/attiny424-xur-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"attiny424-xur-hero.glb",
"attiny424-xur-hero.overlay.json",
"attiny424-xur-etched.glb"
],
"visibility": {
"public": true
}
}