component
ATTINY3216-SFR
Public Made by Adomby adom
Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "attiny3216-sfr",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Microcontroller Units (MCUs/MPUs/SOCs), SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"single chip microcomputer-microcontroller",
"attiny3216-sfr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"attiny3216-sfr.kicad_sym",
"attiny3216-sfr.kicad_mod",
"attiny3216-sfr.glb",
"attiny3216-sfr.step",
"attiny3216-sfr.lbr",
"docs/hero.png",
"docs/attiny3216-sfr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"attiny3216-sfr-hero.glb",
"attiny3216-sfr-hero.overlay.json",
"attiny3216-sfr-etched.glb"
],
"component": {
"mpn": "ATTINY3216-SFR",
"manufacturer": "Microchip Tech",
"package": "SOIC-20-300mil",
"pin_count": 20,
"category": "Single Chip Microcomputer/Microcontroller",
"subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/294a4e7ee5781d8bf2c4129a6416c962.pdf",
"parts": {
"symbol": "attiny3216-sfr.kicad_sym",
"footprint": "attiny3216-sfr.kicad_mod",
"model_3d": "attiny3216-sfr-hero.glb",
"model_3d_plain": "attiny3216-sfr-etched.glb",
"model_3d_step": "attiny3216-sfr-etched.step",
"model_3d_step_plain": "attiny3216-sfr.step",
"lbr": "attiny3216-sfr.lbr"
},
"distributor_links": {
"lcsc": "C2053509",
"digikey": "ATTINY3216-SFRTR-ND",
"mouser": "579-ATTINY3216-SFR"
},
"distributor_check": {
"checked_at": "2026-10-27T00:52:59Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATTINY3216-SFRTR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "579-ATTINY3216-SFR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VDD",
"type": "power_in",
"description": "Input supply pin, operating range 1.8V to 5.5V (2.7V to 5.5V for the -40 to 125°C F grade)."
},
{
"number": "2",
"name": "PA4",
"type": "bidirectional",
"description": "PORTA GPIO pin 4 with ADC0 AIN4, ADC1 AIN0, PTC X0/Y0, USART0 XDIR (alt), SPI0 SS, TCA0 WO4, TCD0 WOA and CCL LUT0-OUT functions."
},
{
"number": "3",
"name": "PA5",
"type": "bidirectional",
"description": "PORTA GPIO pin 5 with VREFA, ADC0 AIN5, ADC1 AIN1, PTC X1/Y1, AC0 OUT, DAC/AC AINN0, TCA0 WO5, TCB0 WO and TCD0 WOB functions."
},
{
"number": "4",
"name": "PA6",
"type": "bidirectional",
"description": "PORTA GPIO pin 6 with ADC0 AIN6, ADC1 AIN2, PTC X2/Y2, AC0 AINN0, AC1 AINP1, AC2 AINP0 and DAC0 OUT functions."
},
{
"number": "5",
"name": "PA7",
"type": "bidirectional",
"description": "PORTA GPIO pin 7 with ADC0 AIN7, ADC1 AIN3, PTC X3/Y3, AC0 AINP0, AC1 AINP0, AC2 AINN0 and CCL LUT1-OUT functions."
},
{
"number": "6",
"name": "PB5",
"type": "bidirectional",
"description": "PORTB GPIO pin 5 with CLKOUT, ADC1 AIN8, PTC X12/Y12, AC0 AINP1, AC2 AINP2 and TCA0 WO2 (alt) functions."
},
{
"number": "7",
"name": "PB4",
"type": "bidirectional",
"description": "PORTB GPIO pin 4 with ADC1 AIN9, PTC X13/Y13, AC0 AINN1, AC1 AINP3, TCA0 WO1 (alt) and LUT0-OUT (alt) functions."
},
{
"number": "8",
"name": "PB3",
"type": "bidirectional",
"description": "PORTB GPIO pin 3 that also serves as 32.768 kHz crystal oscillator input TOSC1, with USART0 RxD and TCA0 WO0 (alt) functions."
},
{
"number": "9",
"name": "PB2/TOSC2",
"type": "bidirectional",
"description": "PORTB GPIO pin 2 that also serves as 32.768 kHz crystal oscillator pin TOSC2, with EVOUT1, USART0 TxD and TCA0 WO2 functions."
},
{
"number": "10",
"name": "PB1",
"type": "bidirectional",
"description": "PORTB GPIO pin 1 with ADC1 AIN10, PTC X4/Y4, AC2 AINP2, USART0 XCK, TWI0 SDA and TCA0 WO1 functions."
},
{
"number": "11",
"name": "PB0",
"type": "bidirectional",
"description": "PORTB GPIO pin 0 with ADC1 AIN11, PTC X5/Y5, AC2 AINP2, AC1 AINP1, USART0 XDIR, TWI0 SCL and TCA0 WO0 functions."
},
{
"number": "12",
"name": "PC0",
"type": "bidirectional",
"description": "PORTC GPIO pin 0 with ADC1 AIN6, PTC X6/Y6, SPI0 SCK (alt), TCB0 WO (alt) and TCD0 WOC functions."
},
{
"number": "13",
"name": "PC1",
"type": "bidirectional",
"description": "PORTC GPIO pin 1 with ADC1 AIN7, PTC X7/Y7, SPI0 MISO (alt), TCD0 WOD and LUT1-OUT (alt) functions."
},
{
"number": "14",
"name": "PC2",
"type": "bidirectional",
"description": "PORTC GPIO pin 2 with EVOUT2, ADC1 AIN8, PTC X8/Y8 and SPI0 MOSI (alt) functions."
},
{
"number": "15",
"name": "PC3",
"type": "bidirectional",
"description": "PORTC GPIO pin 3 with ADC1 AIN9, PTC X9/Y9, SPI0 SS (alt), TCA0 WO3 (alt) and CCL LUT1-IN0 functions."
},
{
"number": "16",
"name": "PA0/RESET/UPDI",
"type": "bidirectional",
"description": "PORTA GPIO pin 0 that is configurable by fuse as GPIO, RESET or the single-pin UPDI programming/debug interface, with ADC0 AIN0 and LUT0-IN0."
},
{
"number": "17",
"name": "PA1",
"type": "bidirectional",
"description": "PORTA GPIO pin 1 with ADC0 AIN1, USART0 TxD (alt), SPI0 MOSI, TWI0 SDA (alt) and CCL LUT0-IN1 functions."
},
{
"number": "18",
"name": "PA2",
"type": "bidirectional",
"description": "PORTA GPIO pin 2 with EVOUT0, ADC0 AIN2, USART0 RxD (alt), SPI0 MISO, TWI0 SCL (alt) and CCL LUT0-IN2 functions."
},
{
"number": "19",
"name": "PA3/EXTCLK",
"type": "bidirectional",
"description": "PORTA GPIO pin 3 that also serves as external clock input EXTCLK, with ADC0 AIN3, USART0 XCK (alt), SPI0 SCK, TCA0 WO3 and TCB1 WO functions."
},
{
"number": "20",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
}
],
"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-name mapping was taken from the SOIC 20-pin column of Table 5-1 (page 16). The page 14 pinout; ATtiny3216-SFR is the SOIC, 125°C, 16 MHz, 2.7V to 5.5V grade (tape and reel). The supply range give"
],
"pages_sent": 95,
"cost_usd": 0.6031,
"at": "2026-10-27T00:52:26"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/294a4e7ee5781d8bf2c4129a6416c962.pdf",
"pages": 588,
"sha256": "0a112fe3d85a4a29",
"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-sfr.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": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "attiny3216-sfr-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": "44155de99e3119b38fdfba436523f6efbbfcd7b8cce1807b40f65f163e0296fa",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}