component
ATSAM4E16CA-AN
Public Made by Adomby adom
Microchip Tech Pre-ordered MCUs, LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "atsam4e16ca-an",
"title": "ATSAM4E16CA-AN",
"brief": "Microchip Tech Pre-ordered MCUs, LQFP-100(14x14). 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",
"embedded processors & controllers",
"atsam4e16ca-an",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "ATSAM4E16CA-AN",
"manufacturer": "Microchip Tech",
"package": "LQFP-100(14x14)",
"pin_count": 100,
"category": "Embedded Processors & Controllers",
"subcategory": "Pre-ordered MCUs",
"datasheet": "https://datasheet.lcsc.com/datasheet/pdf/112de769243ecc3670fcb98e8138c8df.pdf",
"parts": {
"symbol": "atsam4e16ca-an.kicad_sym",
"footprint": "atsam4e16ca-an.kicad_mod",
"model_3d": "atsam4e16ca-an-hero.glb",
"model_3d_plain": "atsam4e16ca-an-etched.glb",
"model_3d_step": "atsam4e16ca-an-etched.step",
"model_3d_step_plain": "atsam4e16ca-an.step",
"lbr": "atsam4e16ca-an.lbr"
},
"distributor_links": {
"lcsc": "C1340106",
"digikey": "ATSAM4E16CA-AN-ND",
"mouser": "556-ATSAM4E16CA-AN"
},
"distributor_check": {
"checked_at": "2026-10-31T12:43:22Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "ATSAM4E16CA-AN-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "556-ATSAM4E16CA-AN",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "PD0",
"type": "bidirectional",
"description": "Parallel I/O line PD0 (PIOD)."
},
{
"number": "2",
"name": "PD31",
"type": "bidirectional",
"description": "Parallel I/O line PD31 (PIOD)."
},
{
"number": "3",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "4",
"name": "VDDOUT",
"type": "power_out",
"description": "Voltage regulator output pin; its function is not described in the supplied text beyond the name."
},
{
"number": "5",
"name": "VDDIN",
"type": "power_in",
"description": "Voltage regulator input, DAC and Analog Comparator power supply, 1.62V to 3.6V."
},
{
"number": "6",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "7",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "8",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "9",
"name": "ADVREF",
"type": "power_in",
"description": "Reference voltage input for the Analog Front-End and DAC."
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "11",
"name": "PB1",
"type": "bidirectional",
"description": "Parallel I/O line PB1, also analog input AFE0_AD5 / RTCOUT1."
},
{
"number": "12",
"name": "PB0",
"type": "bidirectional",
"description": "Parallel I/O line PB0, also analog input AFE0_AD4 / RTCOUT0."
},
{
"number": "13",
"name": "PA20/PGMD8",
"type": "bidirectional",
"description": "Parallel I/O line PA20 shared with fast flash programming data PGMD8, also AFE0_AD3/WKUP10."
},
{
"number": "14",
"name": "PA19/PGMD7",
"type": "bidirectional",
"description": "Parallel I/O line PA19 shared with fast flash programming data PGMD7, also AFE0_AD2/WKUP9."
},
{
"number": "15",
"name": "PA18/PGMD6",
"type": "bidirectional",
"description": "Parallel I/O line PA18 shared with fast flash programming data PGMD6, also AFE0_AD1."
},
{
"number": "16",
"name": "PA17/PGMD5",
"type": "bidirectional",
"description": "Parallel I/O line PA17 shared with fast flash programming data PGMD5, also AFE0_AD0."
},
{
"number": "17",
"name": "PB2",
"type": "bidirectional",
"description": "Parallel I/O line PB2, also analog input AFE1_AD0/WKUP12."
},
{
"number": "18",
"name": "VDDCORE",
"type": "power_in",
"description": "Core, first flash rail, embedded memories and peripherals supply, 1.08V to 1.32V."
},
{
"number": "19",
"name": "VDDIO",
"type": "power_in",
"description": "Peripheral I/O, second flash rail, backup part, USB transceiver and oscillator supply, 1.62V to 3.6V."
},
{
"number": "20",
"name": "PB3",
"type": "bidirectional",
"description": "Parallel I/O line PB3, also analog input AFE1_AD1."
},
{
"number": "21",
"name": "PA21/PGMD9",
"type": "bidirectional",
"description": "Parallel I/O line PA21 shared with fast flash programming data PGMD9, also AFE1_AD2."
},
{
"number": "22",
"name": "VDDCORE",
"type": "power_in",
"description": "Core, first flash rail, embedded memories and peripherals supply, 1.08V to 1.32V."
},
{
"number": "23",
"name": "PD30",
"type": "bidirectional",
"description": "Parallel I/O line PD30 (PIOD)."
},
{
"number": "24",
"name": "PA7/PGMNVALID",
"type": "bidirectional",
"description": "Parallel I/O line PA7 shared with PGMNVALID; held low with JTAGSEL high and TST high to select JTAG boundary scan."
},
{
"number": "25",
"name": "PA8/PGMM0",
"type": "bidirectional",
"description": "Parallel I/O line PA8 shared with programming mode PGMM0, also AFE0_ADTRG."
},
{
"number": "26",
"name": "PA22/PGMD10",
"type": "bidirectional",
"description": "Parallel I/O line PA22 shared with fast flash programming data PGMD10, also AFE1_AD3."
},
{
"number": "27",
"name": "PA13/PGMD1",
"type": "bidirectional",
"description": "Parallel I/O line PA13 shared with fast flash programming data PGMD1."
},
{
"number": "28",
"name": "VDDIO",
"type": "power_in",
"description": "Peripheral I/O, second flash rail, backup part, USB transceiver and oscillator supply, 1.62V to 3.6V."
},
{
"number": "29",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "30",
"name": "PA16/PGMD4",
"type": "bidirectional",
"description": "Parallel I/O line PA16 shared with fast flash programming data PGMD4."
},
{
"number": "31",
"name": "PA23/PGMD11",
"type": "bidirectional",
"description": "Parallel I/O line PA23 shared with fast flash programming data PGMD11."
},
{
"number": "32",
"name": "PD27",
"type": "bidirectional",
"description": "Parallel I/O line PD27 (PIOD)."
},
{
"number": "33",
"name": "PA15/PGMD3",
"type": "bidirectional",
"description": "Parallel I/O line PA15 shared with fast flash programming data PGMD3."
},
{
"number": "34",
"name": "PA14/PGMD2",
"type": "bidirectional",
"description": "Parallel I/O line PA14 shared with fast flash programming data PGMD2."
},
{
"number": "35",
"name": "PD25",
"type": "bidirectional",
"description": "Parallel I/O line PD25 (PIOD)."
},
{
"number": "36",
"name": "PD26",
"type": "bidirectional",
"description": "Parallel I/O line PD26 (PIOD)."
},
{
"number": "37",
"name": "PD24",
"type": "bidirectional",
"description": "Parallel I/O line PD24 (PIOD)."
},
{
"number": "38",
"name": "PA24/PGMD12",
"type": "bidirectional",
"description": "Parallel I/O line PA24 shared with fast flash programming data PGMD12."
},
{
"number": "39",
"name": "PD23",
"type": "bidirectional",
"description": "Parallel I/O line PD23 (PIOD)."
},
{
"number": "40",
"name": "PA25/PGMD13",
"type": "bidirectional",
"description": "Parallel I/O line PA25 shared with fast flash programming data PGMD13."
},
{
"number": "41",
"name": "PD22",
"type": "bidirectional",
"description": "Parallel I/O line PD22 (PIOD)."
},
{
"number": "42",
"name": "PA26/PGMD14",
"type": "bidirectional",
"description": "Parallel I/O line PA26 shared with fast flash programming data PGMD14."
},
{
"number": "43",
"name": "PD21",
"type": "bidirectional",
"description": "Parallel I/O line PD21 (PIOD)."
},
{
"number": "44",
"name": "PA11/PGMM3",
"type": "bidirectional",
"description": "Parallel I/O line PA11 shared with programming mode PGMM3."
},
{
"number": "45",
"name": "PD20",
"type": "bidirectional",
"description": "Parallel I/O line PD20 (PIOD)."
},
{
"number": "46",
"name": "PA10/PGMM2",
"type": "bidirectional",
"description": "Parallel I/O line PA10 shared with programming mode PGMM2."
},
{
"number": "47",
"name": "PD19",
"type": "bidirectional",
"description": "Parallel I/O line PD19 (PIOD)."
},
{
"number": "48",
"name": "PA12/PGMD0",
"type": "bidirectional",
"description": "Parallel I/O line PA12 shared with fast flash programming data PGMD0."
},
{
"number": "49",
"name": "PD18",
"type": "bidirectional",
"description": "Parallel I/O line PD18 (PIOD)."
},
{
"number": "50",
"name": "PA27/PGMD15",
"type": "bidirectional",
"description": "Parallel I/O line PA27 shared with fast flash programming data PGMD15."
},
{
"number": "51",
"name": "PD28",
"type": "bidirectional",
"description": "Parallel I/O line PD28 (PIOD)."
},
{
"number": "52",
"name": "PA5/PGMRDY",
"type": "bidirectional",
"description": "Parallel I/O line PA5 shared with fast flash programming ready signal PGMRDY."
},
{
"number": "53",
"name": "PD17",
"type": "bidirectional",
"description": "Parallel I/O line PD17 (PIOD)."
},
{
"number": "54",
"name": "PA9/PGMM1",
"type": "bidirectional",
"description": "Parallel I/O line PA9 shared with programming mode PGMM1."
},
{
"number": "55",
"name": "PA4/PGMNCMD",
"type": "bidirectional",
"description": "Parallel I/O line PA4 shared with fast flash programming PGMNCMD."
},
{
"number": "56",
"name": "PD16",
"type": "bidirectional",
"description": "Parallel I/O line PD16 (PIOD)."
},
{
"number": "57",
"name": "PB6",
"type": "bidirectional",
"description": "Parallel I/O line PB6."
},
{
"number": "58",
"name": "NRST",
"type": "bidirectional",
"description": "Active-low microcontroller reset, input by default, driven low by the reset controller, with permanent pull-up of about 100 kΩ to VDDIO."
},
{
"number": "59",
"name": "PD14",
"type": "bidirectional",
"description": "Parallel I/O line PD14 (PIOD)."
},
{
"number": "60",
"name": "TST",
"type": "input",
"description": "Test select for JTAG boundary scan or fast flash programming mode, with permanent pull-down of about 15 kΩ to GND so it can be left unconnected."
},
{
"number": "61",
"name": "PB12",
"type": "bidirectional",
"description": "Parallel I/O line PB12."
},
{
"number": "62",
"name": "PD13",
"type": "bidirectional",
"description": "Parallel I/O line PD13 (PIOD)."
},
{
"number": "63",
"name": "PB7",
"type": "bidirectional",
"description": "Parallel I/O line PB7."
},
{
"number": "64",
"name": "PA3",
"type": "bidirectional",
"description": "Parallel I/O line PA3."
},
{
"number": "65",
"name": "PD12",
"type": "bidirectional",
"description": "Parallel I/O line PD12 (PIOD)."
},
{
"number": "66",
"name": "PA2",
"type": "bidirectional",
"description": "Parallel I/O line PA2."
},
{
"number": "67",
"name": "GND",
"type": "power_in",
"description": "Ground pin."
},
{
"number": "68",
"name": "VDDIO",
"type": "power_in",
"description": "Peripheral I/O, second flash rail, backup part, USB transceiver and oscillator supply, 1.62V to 3.6V."
},
{
"number": "69",
"name": "PD11",
"type": "bidirectional",
"description": "Parallel I/O line PD11 (PIOD)."
},
{
"number": "70",
"name": "PA1/PGMEN1",
"type": "bidirectional",
"description": "Parallel I/O line PA1 shared with programming enable PGMEN1."
},
{
"number": "71",
"name": "PD10",
"type": "bidirectional",
"description": "Parallel I/O line PD10 (PIOD)."
},
{
"number": "72",
"name": "PA0/PGMEN0",
"type": "bidirectional",
"description": "Parallel I/O line PA0 shared with programming enable PGMEN0."
},
{
"number": "73",
"name": "JTAGSEL",
"type": "input",
"description": "JTAG selection input, active high, selects JTAG boundary scan when high with PA7 low, with permanent pull-down of about 15 kΩ to GND."
},
{
"number": "74",
"name": "PB4",
"type": "bidirectional",
"description": "Parallel I/O line PB4."
},
{
"number": "75",
"name": "PD15",
"type": "bidirectional",
"description": "Parallel I/O line PD15 (PIOD)."
},
{
"number": "76",
"name": "PD29",
"type": "bidirectional",
"description": "Parallel I/O line PD29 (PIOD)."
},
{
"number": "77",
"name": "PB5",
"type": "bidirectional",
"description": "Parallel I/O line PB5."
},
{
"number": "78",
"name": "PD9",
"type": "bidirectional",
"description": "Parallel I/O line PD9 (PIOD)."
},
{
"number": "79",
"name": "PA28",
"type": "bidirectional",
"description": "Parallel I/O line PA28."
},
{
"number": "80",
"name": "PD8",
"type": "bidirectional",
"description": "Parallel I/O line PD8 (PIOD)."
},
{
"number": "81",
"name": "PA6/PGMNOE",
"type": "bidirectional",
"description": "Parallel I/O line PA6 shared with fast flash programming PGMNOE."
},
{
"number": "82",
"name": "PA30",
"type": "bidirectional",
"description": "Parallel I/O line PA30."
},
{
"number": "83",
"name": "PA31",
"type": "bidirectional",
"description": "Parallel I/O line PA31."
},
{
"number": "84",
"name": "PD7",
"type": "bidirectional",
"description": "Parallel I/O line PD7 (PIOD)."
},
{
"number": "85",
"name": "PD6",
"type": "bidirectional",
"description": "Parallel I/O line PD6 (PIOD)."
},
{
"number": "86",
"name": "VDDCORE",
"type": "power_in",
"description": "Core, first flash rail, embedded memories and peripherals supply, 1.08V to 1.32V."
},
{
"number": "87",
"name": "PD5",
"type": "bidirectional",
"description": "Parallel I/O line PD5 (PIOD)."
},
{
"number": "88",
"name": "PD4",
"type": "bidirectional",
"description": "Parallel I/O line PD4 (PIOD)."
},
{
"number": "89",
"name": "PD3",
"type": "bidirectional",
"description": "Parallel I/O line PD3 (PIOD)."
},
{
"number": "90",
"name": "PA29",
"type": "bidirectional",
"description": "Parallel I/O line PA29."
},
{
"number": "91",
"name": "PD2",
"type": "bidirectional",
"description": "Parallel I/O line PD2 (PIOD)."
},
{
"number": "92",
"name": "PD1",
"type": "bidirectional",
"description": "Parallel I/O line PD1 (PIOD)."
},
{
"number": "93",
"name": "VDDIO",
"type": "power_in",
"description": "Peripheral I/O, second flash rail, backup part, USB transceiver and oscillator supply, 1.62V to 3.6V."
},
{
"number": "94",
"name": "PB10",
"type": "bidirectional",
"description": "Parallel I/O line PB10."
},
{
"number": "95",
"name": "PB11",
"type": "bidirectional",
"description": "Parallel I/O line PB11."
},
{
"number": "96",
"name": "VDDPLL",
"type": "power_in",
"description": "Supply for the PLL, Fast RC and 3 to 20 MHz oscillator, 1.08V to 1.32V."
},
{
"number": "97",
"name": "PB14",
"type": "bidirectional",
"description": "Parallel I/O line PB14."
},
{
"number": "98",
"name": "PB8",
"type": "bidirectional",
"description": "Parallel I/O line PB8."
},
{
"number": "99",
"name": "PB9",
"type": "bidirectional",
"description": "Parallel I/O line PB9."
},
{
"number": "100",
"name": "PB13",
"type": "bidirectional",
"description": "Parallel I/O line PB13."
}
],
"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 38 is printed as 'PA24PGMD12' (missing slash) in Table 4-3; normalized to PA24/PGMD12 consistent; The supplied text does not describe VDDOUT's function; type power_out is inferred from the regulator; Descriptions of PIO pins' extra functions (AFE, WKUP, RTCOUT) come from peripheral I/O line tables, ",
"7/100 pins cited to the wrong page (name found elsewhere): ['9:ADVREF@p1267', '11:PB1@p1268', '17:PB2@p1268', '20:PB3@p1268']"
],
"pages_sent": 65,
"cost_usd": 0.3743,
"at": "2026-10-31T12:43:05"
},
"datasheet": {
"url": "https://datasheet.lcsc.com/datasheet/pdf/112de769243ecc3670fcb98e8138c8df.pdf",
"pages": 1461,
"sha256": "3d74ff966b5d9bc8",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 100,
"described": 100,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "atsam4e16ca-an.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
16,
16,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "51720097260ffba41c3062f85f67623721102fa535901c47cb555a1f444feeb3",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "atsam4e16ca-an-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
16,
16,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "b28838daecd246b82dd3a5fcaab7a5365c2afa7d4e1c4d82027398d56428a23e",
"checked": "2026-10-31",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Microchip Tech",
"Package": "LQFP-100(14x14)",
"Category": "Embedded Processors & Controllers",
"Pins": "100"
},
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