component
TUSB2046BIRHBTG4
Public Made by Adomby adom
Texas Instruments USB Converters, VQFN-32(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "tusb2046birhbtg4",
"title": "TUSB2046BIRHBTG4",
"brief": "Texas Instruments USB Converters, VQFN-32(5x5). 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",
"interface",
"tusb2046birhbtg4",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "TUSB2046BIRHBTG4",
"manufacturer": "Texas Instruments",
"package": "VQFN-32(5x5)",
"pin_count": 33,
"category": "Interface",
"subcategory": "USB Converters",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600728711054843904",
"parts": {
"symbol": "tusb2046birhbtg4.kicad_sym",
"footprint": "tusb2046birhbtg4.kicad_mod",
"model_3d": "tusb2046birhbtg4-hero.glb",
"model_3d_plain": "tusb2046birhbtg4.glb",
"model_3d_step": "tusb2046birhbtg4-etched.step",
"model_3d_step_plain": "tusb2046birhbtg4.step",
"lbr": "tusb2046birhbtg4.lbr"
},
"distributor_links": {
"lcsc": "C19525229",
"digikey": "TUSB2046BIRHBTG4-ND",
"mouser": "595-TUSB2046BIRHBTG4"
},
"distributor_check": {
"checked_at": "2026-10-08T19:47:50Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "TUSB2046BIRHBTG4-ND",
"status": "found",
"lifecycle": "Discontinued at DigiKey"
},
"mouser": {
"pn": "595-TUSB2046BIRHBTG4",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "DP0",
"type": "bidirectional",
"description": "Root port USB differential data plus; DP0 paired with DM0 forms the upstream USB port."
},
{
"number": "2",
"name": "DM0",
"type": "bidirectional",
"description": "Root port USB differential data minus; DM0 paired with DP0 forms the upstream USB port."
},
{
"number": "3",
"name": "VCC",
"type": "power_in",
"description": "3.3-V supply voltage; recommended range is 3.3 V to 3.6 V for TUSB2046BI/TUSB2046I (3 V to 3.6 V for TUSB2046B)."
},
{
"number": "4",
"name": "RESET",
"type": "input",
"description": "Active-low TTL input with hysteresis that must be asserted at power-up; a 100 µs to 1 ms reset pulse is recommended after VCC reaches 90%, and the clock must be active during the last 60 µs of the reset window."
},
{
"number": "5",
"name": "EECLK",
"type": "tri_state",
"description": "EEPROM serial clock 3-state output with a 100-µA internal pulldown when EXTMEM is low; when EXTMEM is high the terminal is disabled and must be left unconnected."
},
{
"number": "6",
"name": "EEDATA/GANGED",
"type": "bidirectional",
"description": "When EXTMEM is high it selects ganged or per-port overcurrent detection; when EXTMEM is low it is the EEPROM serial data I/O with a 100-µA internal pulldown, and as a standard TTL input it must not change dynamically during operation."
},
{
"number": "7",
"name": "GND",
"type": "power_in",
"description": "Ground terminal that must be tied to ground for proper operation."
},
{
"number": "8",
"name": "BUSPWR",
"type": "input",
"description": "Active-high power source indicator that must be pulled to 3.3 V for bus-powered mode or pulled low for self-powered mode, and must not change dynamically during operation."
},
{
"number": "9",
"name": "PWRON1",
"type": "output",
"description": "Active-low push-pull power-on/off control for downstream port 1; external power switches must accept 3.3-V inputs because the output cannot drive 5-V signals."
},
{
"number": "10",
"name": "OVRCUR1",
"type": "input",
"description": "Active-low overcurrent input with noise filtering for downstream port 1; in ganged mode all OVRCUR terminals must be tied together."
},
{
"number": "11",
"name": "DM1",
"type": "bidirectional",
"description": "Downstream port 1 USB differential data minus, paired with DP1."
},
{
"number": "12",
"name": "DP1",
"type": "bidirectional",
"description": "Downstream port 1 USB differential data plus, paired with DM1."
},
{
"number": "13",
"name": "PWRON2",
"type": "output",
"description": "Active-low push-pull power-on/off control for downstream port 2; external power switches must accept 3.3-V inputs because the output cannot drive 5-V signals."
},
{
"number": "14",
"name": "OVRCUR2",
"type": "input",
"description": "Active-low overcurrent input with noise filtering for downstream port 2; in ganged mode all OVRCUR terminals must be tied together."
},
{
"number": "15",
"name": "DM2",
"type": "bidirectional",
"description": "Downstream port 2 USB differential data minus, paired with DP2."
},
{
"number": "16",
"name": "DP2",
"type": "bidirectional",
"description": "Downstream port 2 USB differential data plus, paired with DM2."
},
{
"number": "17",
"name": "PWRON3",
"type": "output",
"description": "Active-low push-pull power-on/off control for downstream port 3; external power switches must accept 3.3-V inputs because the output cannot drive 5-V signals."
},
{
"number": "18",
"name": "OVRCUR3",
"type": "input",
"description": "Active-low overcurrent input with noise filtering for downstream port 3; in ganged mode all OVRCUR terminals must be tied together."
},
{
"number": "19",
"name": "DM3",
"type": "bidirectional",
"description": "Downstream port 3 USB differential data minus, paired with DP3."
},
{
"number": "20",
"name": "DP3",
"type": "bidirectional",
"description": "Downstream port 3 USB differential data plus, paired with DM3."
},
{
"number": "21",
"name": "PWRON4",
"type": "output",
"description": "Active-low push-pull power-on/off control for downstream port 4; external power switches must accept 3.3-V inputs because the output cannot drive 5-V signals."
},
{
"number": "22",
"name": "OVRCUR4",
"type": "input",
"description": "Active-low overcurrent input with noise filtering for downstream port 4; in ganged mode all OVRCUR terminals must be tied together."
},
{
"number": "23",
"name": "DM4",
"type": "bidirectional",
"description": "Downstream port 4 USB differential data minus, paired with DP4."
},
{
"number": "24",
"name": "DP4",
"type": "bidirectional",
"description": "Downstream port 4 USB differential data plus, paired with DM4."
},
{
"number": "25",
"name": "VCC",
"type": "power_in",
"description": "3.3-V supply voltage; recommended range is 3.3 V to 3.6 V for TUSB2046BI/TUSB2046I (3 V to 3.6 V for TUSB2046B)."
},
{
"number": "26",
"name": "EXTMEM",
"type": "input",
"description": "When high, the serial EEPROM interface is disabled; when low, pins 5 and 6 become the EEPROM clock and data terminals."
},
{
"number": "27",
"name": "TSTPLL/48MCLK",
"type": "bidirectional",
"description": "Test terminal that must be tied to ground for normal 6-MHz operation; for 48-MHz operation a 48-MHz clock source (no crystal) can be connected to this input."
},
{
"number": "28",
"name": "GND",
"type": "power_in",
"description": "Ground terminal that must be tied to ground for proper operation."
},
{
"number": "29",
"name": "XTAL2",
"type": "output",
"description": "6-MHz crystal output that must be left open when an oscillator drives XTAL1."
},
{
"number": "30",
"name": "XTAL1",
"type": "input",
"description": "6-MHz crystal or oscillator input with 50% duty cycle, from which the internal PLL generates the 48-MHz and 12-MHz clocks; an oscillator TTL output must not exceed 3.6 V."
},
{
"number": "31",
"name": "TSTMODE",
"type": "input",
"description": "Test/mode terminal that must be tied to ground for normal 6-MHz operation or to 3.3-V VCC for 48-MHz operation."
},
{
"number": "32",
"name": "SUSPND",
"type": "output",
"description": "Active-high suspend status output that is high during suspend mode and low during normal operation."
},
{
"number": "33",
"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: The VQFN package has a thermal pad, but the datasheet text does not give it a pin number or state it; The datasheet lists EECLK as type O but describes it as a 3-state output; it is recorded here as tri; The datasheet pin table covers both the LQFP (VF) and VQFN (RHB) packages. Pin numbers here are from",
"exposed pad 33 added from the footprint"
],
"pages_sent": 10,
"cost_usd": 0.0879,
"at": "2026-10-08T19:47:18"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8600728711054843904",
"pages": 32,
"sha256": "706c3aa2802a6f58",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 33,
"described": 33,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "tusb2046birhbtg4.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5,
5,
0.875
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "5fa713ea46b36980895812ed853577889b7cb06d275041a39b99bc0be305dc79",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "tusb2046birhbtg4-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
5,
5,
0.875
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "b4e5e0c9d1825814ebc9bc02620a7446c215f8748e3f951fd649c030325ef8db",
"checked": "2026-10-08",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-32(5x5)",
"Category": "Interface",
"Pins": "33"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"tusb2046birhbtg4"
],
"discovery_pitch": "TUSB2046BIRHBTG4 (Texas Instruments) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
"type": "image",
"path": "docs/hero.png"
},
"files": [
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"README.md",
"tusb2046birhbtg4.kicad_sym",
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"tusb2046birhbtg4.lbr",
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"docs/tusb2046birhbtg4-datasheet.pdf",
"viewers/symbol.html",
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"visibility": {
"public": true
}
}