component
ATTINY1616-MNR
Public Made by Adomby adom
Microchip Tech Microcontrollers (MCU/MPU/SOC), QFN-20-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "attiny1616-mnr",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Microcontrollers (MCU/MPU/SOC), QFN-20-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"embedded processors & controllers",
"attiny1616-mnr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"attiny1616-mnr.kicad_sym",
"attiny1616-mnr.kicad_mod",
"attiny1616-mnr.glb",
"attiny1616-mnr.step",
"attiny1616-mnr.lbr",
"docs/hero.png",
"docs/attiny1616-mnr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"attiny1616-mnr-hero.glb",
"attiny1616-mnr-hero.overlay.json",
"attiny1616-mnr-etched.glb"
],
"component": {
"mpn": "ATTINY1616-MNR",
"manufacturer": "Microchip Tech",
"package": "QFN-20-EP(3x3)",
"pin_count": 21,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "http://ww1.microchip.com/downloads/en/DeviceDoc/ATtiny1614-16-17-DataSheet-DS40002204A.pdf",
"parts": {
"symbol": "attiny1616-mnr.kicad_sym",
"footprint": "attiny1616-mnr.kicad_mod",
"model_3d": "attiny1616-mnr-hero.glb",
"model_3d_plain": "attiny1616-mnr-etched.glb",
"model_3d_step": "attiny1616-mnr-etched.step",
"model_3d_step_plain": "attiny1616-mnr.step",
"lbr": "attiny1616-mnr.lbr"
},
"distributor_links": {
"lcsc": "C507118",
"digikey": "ATTINY1616-MNRCT-ND",
"mouser": "556-ATTINY1616MNR"
},
"distributor_check": {
"checked_at": "2026-11-06T15:09:03Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATTINY1616-MNRCT-ND",
"status": "found"
},
"mouser": {
"pn": "556-ATTINY1616MNR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PA2",
"type": "bidirectional",
"description": "Port A I/O pin PA2, which also serves as EVOUT0, AIN2, USART0 RXD (alternate), SPI0 MISO (alternate) and TWI0 SCL (alternate) per the multiplexing table."
},
{
"number": "2",
"name": "PA3/EXTCLK",
"type": "bidirectional",
"description": "Port A I/O pin PA3, which can also be the external clock input EXTCLK and serves AIN3 and SPI0 SCK as listed in the multiplexing table."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground reference for the device."
},
{
"number": "4",
"name": "VDD",
"type": "power_in",
"description": "Supply voltage; operating supply range is 1.8 V to 5.5 V."
},
{
"number": "5",
"name": "PA4",
"type": "bidirectional",
"description": "Port A I/O pin PA4, which also serves as analog input AIN4 and TCA0 WO4 per the multiplexing table."
},
{
"number": "6",
"name": "PA5",
"type": "bidirectional",
"description": "Port A I/O pin PA5, which can also be the external voltage reference VREFA and serves AIN5 per the multiplexing table."
},
{
"number": "7",
"name": "PA6",
"type": "bidirectional",
"description": "Port A I/O pin PA6, which also serves as analog input AIN6 and the DAC0 output per the multiplexing table."
},
{
"number": "8",
"name": "PA7",
"type": "bidirectional",
"description": "Port A I/O pin PA7, which also serves as analog input AIN7 per the multiplexing table."
},
{
"number": "9",
"name": "PB5",
"type": "bidirectional",
"description": "Port B I/O pin PB5, which can also be the CLKOUT output and serves analog input AIN8 per the multiplexing table."
},
{
"number": "10",
"name": "PB4",
"type": "bidirectional",
"description": "Port B I/O pin PB4, which also serves as analog input AIN9 per the multiplexing table."
},
{
"number": "11",
"name": "PB3/TOSC2",
"type": "bidirectional",
"description": "Port B I/O pin PB3, which can also be the 32.768 kHz crystal oscillator connection TOSC2 per the pinout diagram."
},
{
"number": "12",
"name": "PB2/TOSC2",
"type": "bidirectional",
"description": "Port B I/O pin PB2, which can also be the 32.768 kHz crystal oscillator connection TOSC1 per the pinout diagram."
},
{
"number": "13",
"name": "PB1",
"type": "bidirectional",
"description": "Port B I/O pin PB1, which also serves as analog input AIN10 per the multiplexing table."
},
{
"number": "14",
"name": "PB0",
"type": "bidirectional",
"description": "Port B I/O pin PB0, which also serves as analog input AIN11 per the multiplexing table."
},
{
"number": "15",
"name": "PC0",
"type": "bidirectional",
"description": "Port C I/O pin PC0, which also serves as analog input AIN6 per the multiplexing table."
},
{
"number": "16",
"name": "PC1",
"type": "bidirectional",
"description": "Port C I/O pin PC1, which also serves as analog input AIN7 per the multiplexing table."
},
{
"number": "17",
"name": "PC2",
"type": "bidirectional",
"description": "Port C I/O pin PC2, which can also be the event output EVOUT2 and serves analog input AIN8 per the multiplexing table."
},
{
"number": "18",
"name": "PC3",
"type": "bidirectional",
"description": "Port C I/O pin PC3, which also serves as analog input AIN9 per the multiplexing table."
},
{
"number": "19",
"name": "PA0/RESET/UPDI",
"type": "bidirectional",
"description": "Single-pin programming and debug interface pin, which is configured as RESET or UPDI by fuse RSTPINCFG, otherwise GPIO."
},
{
"number": "20",
"name": "PA1",
"type": "bidirectional",
"description": "Port A I/O pin PA1, which also serves as analog input AIN1 and USART0 TXD (alternate) per the multiplexing table."
},
{
"number": "21",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Table 5-1 lists TOSC1 against PB3 and TOSC2 against PB2, but the 20-pin VQFN pinout diagram (page 16; The large center exposed pad is not a numbered pin in the datasheet and is not listed in the pin tab; Pin types are general KiCad classes assigned from the datasheet's GPIO/power/clock descriptions. The",
"exposed pad 21 added from the footprint"
],
"pages_sent": 115,
"cost_usd": 0.2127,
"at": "2026-11-06T15:08:36"
},
"datasheet": {
"url": "http://ww1.microchip.com/downloads/en/DeviceDoc/ATtiny1614-16-17-DataSheet-DS40002204A.pdf",
"pages": 598,
"sha256": "382df42b05acd53e",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "attiny1616-mnr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.02,
3.02,
0.85
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "8844608adecf37e2b300e13f8d23f3873ca7178aadda4229b3da77ee445d2598",
"checked": "2026-11-06",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "attiny1616-mnr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
3.02,
3.02,
0.85
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "9802f3b8d8df24d7d5815c57adecb92146437804eb5cc074ace9a74dd10b9ce2",
"checked": "2026-11-06",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
],
"package_dims": {
"package_code": "REB (C04-21380) 20-Lead VQFN 3x3 mm",
"source_page": 577,
"D": {
"nom_mm": 3.0,
"range_mm": [
null,
null
]
},
"E1": {
"nom_mm": 3.0,
"range_mm": [
null,
null
]
},
"e": {
"nom_mm": 0.4,
"range_mm": [
null,
null
]
},
"A": {
"nom_mm": 0.85,
"range_mm": [
0.8,
0.9
]
},
"source": "datasheet package drawing, every number found on its page (extract_pins --task dims)",
"model_check": {
"file": "attiny1616-mnr.step",
"verdict": "PASS",
"reasons": [
"height within the datasheet's package drawing"
],
"by": "factory/package_fit.py"
}
}
}
}