component
CAP1188-1-CP-TR
Public Made by Adomby adom
Microchip Tech Touch Sensors, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
Ray
Publish 0.1.0
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{
"slug": "cap1188-1-cp-tr",
"version": "0.1.0",
"type": "component",
"description": "Microchip Tech Touch Sensors, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"sensors",
"cap1188-1-cp-tr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"cap1188-1-cp-tr.kicad_sym",
"cap1188-1-cp-tr.kicad_mod",
"cap1188-1-cp-tr.glb",
"cap1188-1-cp-tr.step",
"cap1188-1-cp-tr.lbr",
"docs/hero.png",
"docs/cap1188-1-cp-tr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"cap1188-1-cp-tr-hero.glb",
"cap1188-1-cp-tr-hero.overlay.json",
"cap1188-1-cp-tr-etched.glb"
],
"component": {
"mpn": "CAP1188-1-CP-TR",
"manufacturer": "Microchip Tech",
"package": "QFN-24-EP(4x4)",
"pin_count": 25,
"category": "Sensors",
"subcategory": "Touch Sensors",
"datasheet": "https://ww1.microchip.com/downloads/en/DeviceDoc/00001620C.pdf",
"parts": {
"symbol": "cap1188-1-cp-tr.kicad_sym",
"footprint": "cap1188-1-cp-tr.kicad_mod",
"model_3d": "cap1188-1-cp-tr-hero.glb",
"model_3d_plain": "cap1188-1-cp-tr-etched.glb",
"model_3d_step": "cap1188-1-cp-tr-etched.step",
"model_3d_step_plain": "cap1188-1-cp-tr.step",
"lbr": "cap1188-1-cp-tr.lbr"
},
"distributor_links": {
"lcsc": "C2652057",
"digikey": "CAP1188-1-CP-TR-ND",
"mouser": "579-CAP1188-1-CP-TR"
},
"distributor_check": {
"checked_at": "2026-11-07T00:37:28Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "CAP1188-1-CP-TR-ND",
"status": "found"
},
"mouser": {
"pn": "579-CAP1188-1-CP-TR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "SPI_CS#",
"type": "input",
"description": "Active low chip-select for the SPI bus, 5V tolerant digital input; connect to ground when unused and ground it when SMBus/I2C communications are used."
},
{
"number": "2",
"name": "WAKE/SPI_MOSI",
"type": "bidirectional",
"description": "WAKE is an active-high wake/interrupt output in Standby (needs pull-down resistor) and a wake input in Deep Sleep, or SPI_MOSI master-out-slave-in input (5V tolerant) in normal SPI mode."
},
{
"number": "3",
"name": "SMDATA/SPI_MSIO/SPI_MISO",
"type": "bidirectional",
"description": "SMBus bidirectional open-drain data (5V tolerant, needs pull-up resistor), SPI bidirectional MSIO port, or SPI_MISO push-pull output in normal SPI mode."
},
{
"number": "4",
"name": "SMCLK/SPI_CLK",
"type": "input",
"description": "SMBus clock input (needs pull-up resistor) or SPI clock input, 5V tolerant digital input."
},
{
"number": "5",
"name": "LED1",
"type": "output",
"description": "LED 1 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "6",
"name": "LED2",
"type": "output",
"description": "LED 2 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "7",
"name": "LED3",
"type": "output",
"description": "LED 3 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "8",
"name": "LED4",
"type": "output",
"description": "LED 4 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "9",
"name": "LED5",
"type": "output",
"description": "LED 5 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "10",
"name": "LED6",
"type": "output",
"description": "LED 6 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "11",
"name": "LED7",
"type": "output",
"description": "LED 7 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "12",
"name": "LED8",
"type": "output",
"description": "LED 8 driver, open drain (default, 5V tolerant, needs pull-up; connect to ground if unused) or push-pull (leave open or connect to ground if unused)."
},
{
"number": "13",
"name": "ALERT#",
"type": "output",
"description": "Active-low open-drain alert/interrupt output for SMBus alert or SPI interrupt (needs pull-up, default), or active-high push-pull when configured so."
},
{
"number": "14",
"name": "ADDR_COMM",
"type": "input",
"description": "Address/communications select analog input; the pull-down resistor value determines the address and communications mechanism."
},
{
"number": "15",
"name": "CS8",
"type": "bidirectional",
"description": "Capacitive touch sensor input 8 (analog I/O); connect to ground if unused."
},
{
"number": "16",
"name": "CS7",
"type": "bidirectional",
"description": "Capacitive touch sensor input 7 (analog I/O); connect to ground if unused."
},
{
"number": "17",
"name": "CS6",
"type": "bidirectional",
"description": "Capacitive touch sensor input 6 (analog I/O); connect to ground if unused."
},
{
"number": "18",
"name": "CS5",
"type": "bidirectional",
"description": "Capacitive touch sensor input 5 (analog I/O); connect to ground if unused."
},
{
"number": "19",
"name": "CS4",
"type": "bidirectional",
"description": "Capacitive touch sensor input 4 (analog I/O); connect to ground if unused."
},
{
"number": "20",
"name": "CS3",
"type": "bidirectional",
"description": "Capacitive touch sensor input 3 (analog I/O); connect to ground if unused."
},
{
"number": "21",
"name": "CS2",
"type": "bidirectional",
"description": "Capacitive touch sensor input 2 (analog I/O); connect to ground if unused."
},
{
"number": "22",
"name": "CS1",
"type": "bidirectional",
"description": "Capacitive touch sensor input 1 (analog I/O); connect to ground if unused."
},
{
"number": "23",
"name": "VDD",
"type": "power_in",
"description": "Positive power supply, 3.0 V to 3.6 V (3.3 V typical)."
},
{
"number": "24",
"name": "RESET",
"type": "input",
"description": "Active-high soft reset for the system that resets all registers to default values, 5V tolerant; connect to ground if unused."
},
{
"number": "25",
"name": "GND",
"type": "power_in",
"description": "Ground, exposed bottom pad."
}
],
"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: Exposed pad is labeled 'Bottom Pad' in the datasheet, not numbered; assigned number '25' as a conven; Multi-function pins have mixed types (input/output/bidirectional depending on mode); types chosen as; Datasheet text does not list ordering suffix details (-1-CP-TR); the ordering/product identification",
"1/25 pins cited to the wrong page (name found elsewhere): ['25:GND@p7']"
],
"pages_sent": 21,
"cost_usd": 0.1197,
"at": "2026-11-07T00:37:19"
},
"datasheet": {
"url": "https://ww1.microchip.com/downloads/en/DeviceDoc/00001620C.pdf",
"pages": 79,
"sha256": "91dec09f1eace3f8",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "cap1188-1-cp-tr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "096fc110543e6d324c5120c2d38e3dca87a389da9b6fac234f1fe40856295ef4",
"checked": "2026-11-07",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "cap1188-1-cp-tr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
4.0,
4.0,
0.77
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "1cb56bfca7449df1e886d1f7e6a3e7957c496d52d39f5fc1fe71b86d6b330ba5",
"checked": "2026-11-07",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}