component
CAT4016Y-T2
Public Made by Adomby adom
onsemi LED Drivers, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "cat4016y-t2",
"version": "0.1.0",
"type": "component",
"description": "onsemi LED Drivers, TSSOP-24. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"display modules - led drivers - display drivers",
"cat4016y-t2",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"cat4016y-t2.kicad_sym",
"cat4016y-t2.kicad_mod",
"cat4016y-t2.glb",
"cat4016y-t2.step",
"cat4016y-t2.lbr",
"docs/hero.png",
"docs/cat4016y-t2-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"cat4016y-t2-hero.glb",
"cat4016y-t2-hero.overlay.json",
"cat4016y-t2-etched.glb"
],
"component": {
"mpn": "CAT4016Y-T2",
"manufacturer": "onsemi",
"package": "TSSOP-24",
"pin_count": 24,
"category": "Display Modules / LED Drivers / Display Drivers",
"subcategory": "LED Drivers",
"datasheet": "https://www.onsemi.com/pdf/datasheet/cat4016y-t2-d.pdf",
"parts": {
"symbol": "cat4016y-t2.kicad_sym",
"footprint": "cat4016y-t2.kicad_mod",
"model_3d": "cat4016y-t2-hero.glb",
"model_3d_plain": "cat4016y-t2-etched.glb",
"model_3d_step": "cat4016y-t2-etched.step",
"model_3d_step_plain": "cat4016y-t2.step",
"lbr": "cat4016y-t2.lbr"
},
"distributor_links": {
"lcsc": "C900839",
"digikey": "CAT4016Y-T2TR-ND",
"mouser": "698-CAT4016Y"
},
"distributor_check": {
"checked_at": "2026-10-27T00:31:54Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "CAT4016Y-T2TR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "698-CAT4016Y",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "GND",
"type": "power_in",
"description": "Ground reference pin that must be connected to the ground plane on the PCB."
},
{
"number": "2",
"name": "SIN",
"type": "input",
"description": "Serial data input; data is loaded into the internal register on each rising edge of CLK."
},
{
"number": "3",
"name": "CLK",
"type": "input",
"description": "Serial clock input; on each rising edge data is transferred from SIN to the internal 16-bit shift register, up to 25 MHz."
},
{
"number": "4",
"name": "LATCH",
"type": "input",
"description": "Latch data input; the rising edge loads the 16-bit shift register into the output register latch and the falling edge latches it, with an internal pull-down of 100 to 300 kΩ."
},
{
"number": "5",
"name": "LED1",
"type": "output",
"description": "LED channel 1 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "6",
"name": "LED2",
"type": "output",
"description": "LED channel 2 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "7",
"name": "LED3",
"type": "output",
"description": "LED channel 3 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "8",
"name": "LED4",
"type": "output",
"description": "LED channel 4 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "9",
"name": "LED5",
"type": "output",
"description": "LED channel 5 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "10",
"name": "LED6",
"type": "output",
"description": "LED channel 6 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "11",
"name": "LED7",
"type": "output",
"description": "LED channel 7 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "12",
"name": "LED8",
"type": "output",
"description": "LED channel 8 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "13",
"name": "LED9",
"type": "output",
"description": "LED channel 9 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "14",
"name": "LED10",
"type": "output",
"description": "LED channel 10 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "15",
"name": "LED11",
"type": "output",
"description": "LED channel 11 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "16",
"name": "LED12",
"type": "output",
"description": "LED channel 12 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "17",
"name": "LED13",
"type": "output",
"description": "LED channel 13 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "18",
"name": "LED14",
"type": "output",
"description": "LED channel 14 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "19",
"name": "LED15",
"type": "output",
"description": "LED channel 15 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "20",
"name": "LED16",
"type": "output",
"description": "LED channel 16 cathode current sink with current equal to 50 times the RSET pin current; the pin voltage must be above 0.4 V."
},
{
"number": "21",
"name": "BLANK",
"type": "input",
"description": "LED enable/disable input: low enables LEDs per the latch register, high turns all LEDs off while preserving latch data, with an internal pull-up of 100 to 300 kΩ."
},
{
"number": "22",
"name": "SOUT",
"type": "output",
"description": "Serial data output of the 16-bit shift register, connected to SIN of the next device to cascade devices."
},
{
"number": "23",
"name": "RSET",
"type": "passive",
"description": "LED current setting pin with a resistor to ground; each channel current is 50 times the current pulled out of the pin, which is regulated to 1.2 V."
},
{
"number": "24",
"name": "VDD",
"type": "power_in",
"description": "Positive supply pin for the entire device, 3.0 to 5.5 V, with a small 1 µF ceramic capacitor recommended close to the 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": "vision",
"consensus_model": "claude-opus-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Pin numbers were derived from the top-view 24-lead SOIC/TSSOP drawing on page 2, which shows no prin; The LED1-LED16 sink outputs are typed as output, and RSET as passive, because the datasheet doesn't ",
"vision extraction: provenance cannot be text-verified; needs consensus"
],
"pages_sent": 12,
"cost_usd": 0.4724,
"at": "2026-10-27T00:29:31"
},
"datasheet": {
"url": "https://www.onsemi.com/pdf/datasheet/cat4016y-t2-d.pdf",
"pages": 14,
"sha256": "5d8305b4b405dffe",
"source_tier": "mfr"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 24,
"described": 24,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "cat4016y-t2.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.4,
7.8,
0.97
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "706322f42d9793ebf28d5b80100a68bfa8769998a00b78acadf7af937fc1454f",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "cat4016y-t2-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
6.4,
7.8,
0.97
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "5faa7a48fdf9c4f0bd76935ce0683bb00ae46e85fcd4c893745a399093e65978",
"checked": "2026-10-27",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}