component
TS3USBCA420RSVR
Public Made by Adomby adom
Texas Instruments Analog Switches / Multiplexers, UQFN-16(1.8x2.6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"slug": "ts3usbca420rsvr",
"version": "0.1.0",
"type": "component",
"description": "Texas Instruments Analog Switches / Multiplexers, UQFN-16(1.8x2.6). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
"component",
"communication interface chip-uart-485-232",
"ts3usbca420rsvr",
"factory-2.0.0",
"extractor-text"
],
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
"page.json",
"README.md",
"ts3usbca420rsvr.kicad_sym",
"ts3usbca420rsvr.kicad_mod",
"ts3usbca420rsvr.glb",
"ts3usbca420rsvr.step",
"ts3usbca420rsvr.lbr",
"docs/hero.png",
"docs/ts3usbca420rsvr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"ts3usbca420rsvr-hero.glb",
"ts3usbca420rsvr-hero.overlay.json"
],
"component": {
"mpn": "TS3USBCA420RSVR",
"manufacturer": "Texas Instruments",
"package": "UQFN-16(1.8x2.6)",
"pin_count": 16,
"category": "Communication Interface Chip/UART/485/232",
"subcategory": "Analog Switches / Multiplexers",
"datasheet": "https://www.ti.com/cn/lit/gpn/ts3usbca4",
"parts": {
"symbol": "ts3usbca420rsvr.kicad_sym",
"footprint": "ts3usbca420rsvr.kicad_mod",
"model_3d": "ts3usbca420rsvr-hero.glb",
"model_3d_plain": "ts3usbca420rsvr.glb",
"model_3d_step": "ts3usbca420rsvr-etched.step",
"model_3d_step_plain": "ts3usbca420rsvr.step",
"lbr": "ts3usbca420rsvr.lbr"
},
"distributor_links": {
"lcsc": "C2151003",
"digikey": "TS3USBCA420RSVR-ND",
"mouser": "595-TS3USBCA420RSVR"
},
"distributor_check": {
"checked_at": "2026-10-08T20:53:08Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "TS3USBCA420RSVR-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-TS3USBCA420RSVR",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "VCC",
"type": "power_in",
"description": "Power supply for the device, which operates from 2.4 V to 5.5 V (5.0 V nominal) and requires external decoupling capacitors close to this pin."
},
{
"number": "2",
"name": "MIC_GND1/Ln1",
"type": "bidirectional",
"description": "Analog audio MIC/AGND signal connection to the audio codec, which can also be used as a general-purpose I/O."
},
{
"number": "3",
"name": "MIC_GND2/Ln2",
"type": "bidirectional",
"description": "Analog audio MIC/AGND signal connection to the audio codec, which can also be used as a general-purpose I/O."
},
{
"number": "4",
"name": "OEn",
"type": "input",
"description": "Active-low output enable: L selects normal operation, while H enters standby with I2C registers reset (default); it has an internal weak pull-up."
},
{
"number": "5",
"name": "SEL1/SCL",
"type": "input",
"description": "In pin-configuration mode (I2C_EN = L) it is SEL1 for switch selection; in I2C mode it is SCL, which needs a pull-up to VI2C through 0.62 kΩ to 2.2 kΩ; failsafe input with internal weak pull-down."
},
{
"number": "6",
"name": "SEL0/SDA",
"type": "bidirectional",
"description": "In pin-configuration mode (I2C_EN = L) it is SEL0 for switch selection; in I2C mode it is SDA, which needs a pull-up to VI2C through 0.62 kΩ to 2.2 kΩ; failsafe I/O with internal weak pull-down."
},
{
"number": "7",
"name": "LnBp",
"type": "bidirectional",
"description": "Single-ended I/O or positive-polarity differential partner to LnBn for generic signals such as DisplayPort AUX, PCIe clock, I2C, UART, and debug."
},
{
"number": "8",
"name": "LnBn",
"type": "bidirectional",
"description": "Single-ended I/O or negative-polarity differential partner to LnBp for generic signals such as DisplayPort AUX, PCIe clock, I2C, UART, and debug."
},
{
"number": "9",
"name": "GND",
"type": "power_in",
"description": "Primary ground connection that must be connected to system ground."
},
{
"number": "10",
"name": "SBU2",
"type": "bidirectional",
"description": "Must be DC coupled to the Type-C receptacle SBU2 pin; failsafe I/O with an internal nominal 1.6 MΩ pull-down."
},
{
"number": "11",
"name": "SBU1",
"type": "bidirectional",
"description": "Must be DC coupled to the Type-C receptacle SBU1 pin; failsafe I/O with an internal nominal 1.6 MΩ pull-down."
},
{
"number": "12",
"name": "I2C_EN",
"type": "input",
"description": "3-level input that selects pin-configuration mode (L, tied to GND or floating), I2C mode with ADDR0 (M, tied to VCC/2), or I2C mode with ADDR1 (H, tied to VCC); it has an internal weak pull-down."
},
{
"number": "13",
"name": "LnCn",
"type": "bidirectional",
"description": "Single-ended I/O or negative-polarity differential partner to LnCp for generic signals such as DisplayPort AUX, PCIe clock, I2C, UART, and debug."
},
{
"number": "14",
"name": "LnCp",
"type": "bidirectional",
"description": "Single-ended I/O or positive-polarity differential partner to LnCn for generic signals such as DisplayPort AUX, PCIe clock, I2C, UART, and debug."
},
{
"number": "15",
"name": "LnAn",
"type": "bidirectional",
"description": "Single-ended I/O or negative-polarity differential partner to LnAp; preferred for DisplayPort AUX and also usable for PCIe clock, I2C, UART, and debug."
},
{
"number": "16",
"name": "LnAp",
"type": "bidirectional",
"description": "Single-ended I/O or positive-polarity differential partner to LnAn; preferred for DisplayPort AUX and also usable for PCIe clock, I2C, UART, and debug."
}
],
"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: Pin-1-to-16 numbering is taken from the TS3USBCA420 'Pin Functions' table, which is the authoritativ; The datasheet covers the TS3USBCA420 and TS3USBCA410 in one document, and the TS3USBCA420RSVR ordera; Pin types are KiCad ERC mappings I chose. SEL1/SCL and I2C_EN are listed as inputs and SEL0/SDA as I"
],
"pages_sent": 12,
"cost_usd": 0.0934,
"at": "2026-10-08T20:52:41"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/ts3usbca4",
"pages": 45,
"sha256": "28ce8be13d774aa3",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 16,
"described": 16,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "ts3usbca420rsvr.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
1.82,
2.62,
0.55
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "c6702422844e16f31ab9b9cca421485f66c385e699f74bf637ce5676fd26305a",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "ts3usbca420rsvr-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
1.82,
2.62,
0.55
],
"zmin_mm": 0.0,
"centre_offset_mm": 0.0,
"footprint_binding": "identity",
"sha256": "89fcfb44214cf531253c3a7cda59d195b28bd23e3916966772a5b03f329929b5",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
}
}