component
ATTINY3216-SF
Public Made by Adomby adom
Microchip Tech Pre-ordered MCUs, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "attiny3216-sf",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Pre-ordered MCUs, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"embedded processors & controllers",
"attiny3216-sf",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"attiny3216-sf.kicad_sym",
"attiny3216-sf.kicad_mod",
"attiny3216-sf.glb",
"attiny3216-sf.step",
"attiny3216-sf.lbr",
"docs/hero.png",
"docs/attiny3216-sf-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"attiny3216-sf-hero.glb",
"attiny3216-sf-hero.overlay.json",
"attiny3216-sf-etched.glb"
],
"component": {
"mpn": "ATTINY3216-SF",
"manufacturer": "Microchip Tech",
"package": "SOIC-20-300mil",
"pin_count": 20,
"category": "Embedded Processors & Controllers",
"subcategory": "Pre-ordered MCUs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/08af1e8978e26720af5043d8720f733f.pdf",
"parts": {
"symbol": "attiny3216-sf.kicad_sym",
"footprint": "attiny3216-sf.kicad_mod",
"model_3d": "attiny3216-sf-hero.glb",
"model_3d_plain": "attiny3216-sf-etched.glb",
"model_3d_step": "attiny3216-sf-etched.step",
"model_3d_step_plain": "attiny3216-sf.step",
"lbr": "attiny3216-sf.lbr"
},
"distributor_links": {
"lcsc": "C1340355",
"digikey": "ATTINY3216-SF-ND",
"mouser": "579-ATTINY3216-SF"
},
"distributor_check": {
"checked_at": "2026-10-23T09:06:24Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATTINY3216-SF-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "579-ATTINY3216-SF",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VDD",
"type": "power_in",
"description": "Input supply pin; the device operates from 1.8V to 5.5V (2.7V to 5.5V for the -F 125°C grade)."
},
{
"number": "2",
"name": "PA4",
"type": "bidirectional",
"description": "PORTA pin 4 with ADC0 AIN4, ADC1 AIN0, PTC X0/Y0, USART0 XDIR (alt), SPI0 SS, TCA0 WO4, TCD0 WOA and CCL LUT0-OUT."
},
{
"number": "3",
"name": "PA5",
"type": "bidirectional",
"description": "PORTA pin 5 with external reference VREFA, ADC0 AIN5, ADC1 AIN1, PTC X1/Y1, TCA0 WO5, TCB0 WO and TCD0 WOB."
},
{
"number": "4",
"name": "PA6",
"type": "bidirectional",
"description": "PORTA pin 6 with ADC0 AIN6, ADC1 AIN2, PTC X2/Y2, analog comparator inputs and DAC0 OUT."
},
{
"number": "5",
"name": "PA7",
"type": "bidirectional",
"description": "PORTA pin 7 with ADC0 AIN7, ADC1 AIN3, PTC X3/Y3, analog comparator inputs and CCL LUT1-OUT."
},
{
"number": "6",
"name": "PB5",
"type": "bidirectional",
"description": "PORTB pin 5 with CLKOUT, ADC1 AIN8, PTC X12/Y12, analog comparator inputs and TCA0 WO2 (alt)."
},
{
"number": "7",
"name": "PB4",
"type": "bidirectional",
"description": "PORTB pin 4 with ADC1 AIN9, PTC X13/Y13, analog comparator inputs, TCA0 WO1 (alt) and LUT0-OUT (alt)."
},
{
"number": "8",
"name": "PB3",
"type": "bidirectional",
"description": "PORTB pin 3 / TOSC1 crystal oscillator pin, with USART0 RxD and TCA0 WO0 (alt)."
},
{
"number": "9",
"name": "PB2",
"type": "bidirectional",
"description": "PORTB pin 2 / TOSC2 crystal oscillator pin, with EVOUT1, USART0 TxD and TCA0 WO2."
},
{
"number": "10",
"name": "PB1",
"type": "bidirectional",
"description": "PORTB pin 1 with ADC1 AIN10, PTC X4/Y4, USART0 XCK, TWI0 SDA and TCA0 WO1."
},
{
"number": "11",
"name": "PB0",
"type": "bidirectional",
"description": "PORTB pin 0 with ADC1 AIN11, PTC X5/Y5, USART0 XDIR, TWI0 SCL and TCA0 WO0."
},
{
"number": "12",
"name": "PC0",
"type": "bidirectional",
"description": "PORTC pin 0 with ADC1 AIN6, PTC X6/Y6, SPI0 SCK (alt), TCB0 WO (alt) and TCD0 WOC."
},
{
"number": "13",
"name": "PC1",
"type": "bidirectional",
"description": "PORTC pin 1 with ADC1 AIN7, PTC X7/Y7, SPI0 MISO (alt), TCD0 WOD and LUT1-OUT (alt)."
},
{
"number": "14",
"name": "PC2",
"type": "bidirectional",
"description": "PORTC pin 2 with EVOUT2, ADC1 AIN8, PTC X8/Y8 and SPI0 MOSI (alt)."
},
{
"number": "15",
"name": "PC3",
"type": "bidirectional",
"description": "PORTC pin 3 with ADC1 AIN9, PTC X9/Y9, SPI0 SS (alt), TCA0 WO3 (alt) and CCL LUT1-IN0."
},
{
"number": "16",
"name": "PA0/RESET/UPDI",
"type": "bidirectional",
"description": "PORTA pin 0 configurable as GPIO, RESET or the single-pin UPDI programming/debug interface, with ADC0 AIN0 and CCL LUT0-IN0."
},
{
"number": "17",
"name": "PA1",
"type": "bidirectional",
"description": "PORTA pin 1 with ADC0 AIN1, USART0 TxD (alt), SPI0 MOSI, TWI0 SDA (alt) and CCL LUT0-IN1."
},
{
"number": "18",
"name": "PA2",
"type": "bidirectional",
"description": "PORTA pin 2 with EVOUT0, ADC0 AIN2, USART0 RxD (alt), SPI0 MISO, TWI0 SCL (alt) and CCL LUT0-IN2."
},
{
"number": "19",
"name": "PA3/EXTCLK",
"type": "bidirectional",
"description": "PORTA pin 3 / external clock input, with ADC0 AIN3, USART0 XCK (alt), SPI0 SCK, TCA0 WO3 and TCB1 WO."
},
{
"number": "20",
"name": "GND",
"type": "power_in",
"description": "Ground."
}
],
"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: Pin-to-number mapping was taken from the SOIC 20-pin column of Table 5-1 (page 16). The page 14 pino"
],
"pages_sent": 95,
"cost_usd": 0.5987,
"at": "2026-10-23T09:06:02"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/08af1e8978e26720af5043d8720f733f.pdf",
"pages": 588,
"sha256": "552d725ac87bb1f3",
"source_tier": "mfr"
},
"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": "attiny3216-sf.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": "attiny3216-sf-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": "7d87685d895bc1c022f996cab5e017d7a3e295838bc50b63c884a17b885547b8",
"checked": "2026-10-23",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}