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TUSB2046IBVFR
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Texas Instruments USB Converters, LQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+68@@ -0,0 +1,68 @@+# TUSB2046IBVFR++**Texas Instruments** · USB Converters · LQFP-32(7x7)++TUSB2046IBVFR from Texas Instruments, in a LQFP-32(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | DP0 | bidirectional | Root port USB differential data plus constituting the upstream USB port when paired with DM0. |+| 2 | DM0 | bidirectional | Root port USB differential data minus constituting the upstream USB port when paired with DP0. |+| 3 | VCC | power_in | 3.3-V supply voltage |+| 4 | RESET | input | Active low TTL input with hysteresis; pulse width 100 μs to 1 ms required after VCC reaches 90%; clock must be active during last 60 μs of reset. |+| 5 | EECLK | tri_state | EEPROM serial clock 3-state output with 100-μA pulldown when EXTMEM low; disabled when EXTMEM high. |+| 6 | EEDATA/GANGED | bidirectional | EEPROM serial data I/O when EXTMEM low; selects ganged or per-port overcurrent detection when EXTMEM high; internally pulled down 100 μA; TTL input must not change dynamically. |+| 7 | GND | power_in | Ground |+| 8 | BUSPWR | input | Active high power source indicator; pull to 3.3V for bus-powered or low for self-powered mode; must not change dynamically. |+| 9 | PWRON1 | output | Active low push-pull power-on/-off output for downstream port 1; requires 3.3-V compatible power switches. |+| 10 | OVRCUR1 | input | Active low overcurrent input for downstream port 1 with noise filtering; may be tied to other OVRCUR pins in ganged mode. |+| 11 | DM1 | bidirectional | USB differential data minus for downstream port 1 when paired with DP1. |+| 12 | DP1 | bidirectional | USB differential data plus for downstream port 1 when paired with DM1. |+| 13 | PWRON2 | output | Active low push-pull power-on/-off output for downstream port 2; requires 3.3-V compatible power switches. |+| 14 | OVRCUR2 | input | Active low overcurrent input for downstream port 2 with noise filtering. |+| 15 | DM2 | bidirectional | USB differential data minus for downstream port 2 when paired with DP2. |+| 16 | DP2 | bidirectional | USB differential data plus for downstream port 2 when paired with DM2. |+| 17 | PWRON3 | output | Active low push-pull power-on/-off output for downstream port 3; requires 3.3-V compatible power switches. |+| 18 | OVRCUR3 | input | Active low overcurrent input for downstream port 3 with noise filtering. |+| 19 | DM3 | bidirectional | USB differential data minus for downstream port 3 when paired with DP3. |+| 20 | DP3 | bidirectional | USB differential data plus for downstream port 3 when paired with DM3. |+| 21 | PWRON4 | output | Active low push-pull power-on/-off output for downstream port 4; requires 3.3-V compatible power switches. |+| 22 | OVRCUR4 | input | Active low overcurrent input for downstream port 4 with noise filtering. |+| 23 | DM4 | bidirectional | USB differential data minus for downstream port 4 when paired with DP4. |+| 24 | DP4 | bidirectional | USB differential data plus for downstream port 4 when paired with DM4. |+| 25 | VCC | power_in | 3.3-V supply voltage |+| 26 | EXTMEM | input | Serial EEPROM interface control; high disables EEPROM and enables ganged mode selection on pin 6; low enables EEPROM with pins 5 and 6 as serial clock and data. |+| 27 | TSTPLL/48MCLK | bidirectional | Test terminal or 48-MHz clock input; tie to ground for 6-MHz operation or apply external 48-MHz clock for 48-MHz operation. |+| 28 | GND | power_in | Ground |+| 29 | XTAL2 | output | 6-MHz crystal output; must be left floating when using external oscillator. |+| 30 | XTAL1 | input | 6-MHz crystal input with 50% duty cycle; internal PLL generates 48-MHz and 12-MHz clocks. |+| 31 | TSTMODE | input | Test/mode terminal; tie to ground for 6-MHz operation or tie to 3.3V for 48-MHz operation. |+| 32 | SUSPND | output | Suspend status output; active high during suspend mode, low during normal operation; used to control external logic power-down. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | LQFP-32(7x7) |+| Category | Interface |+| Pins | 32 |++## CAD (KiCad official)++- Symbol: `TUSB2046IBVFR`+- Footprint: `Package_QFP:LQFP-32_7x7mm_P0.8mm`+- 3D model: LQFP-32(7x7) (KiCad packages3D, STEP)+- 3D model files: `tusb2046ibvfr-etched.step` / `tusb2046ibvfr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tusb2046ibvfr.step` / `tusb2046ibvfr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tusb2046b) (33 pp, sha256 `eaa20027fc3dde2d`, retrieved 2026-10-05, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/tusb2046ibvfr-datasheet.pdf)
page.jsonadded+302@@ -0,0 +1,302 @@+{+ "slug": "tusb2046ibvfr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments USB Converters, LQFP-32(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "interface",+ "tusb2046ibvfr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "tusb2046ibvfr.kicad_sym",+ "tusb2046ibvfr.kicad_mod",+ "tusb2046ibvfr.glb",+ "tusb2046ibvfr.step",+ "tusb2046ibvfr.lbr",+ "docs/hero.png",+ "docs/tusb2046ibvfr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "tusb2046ibvfr-hero.glb",+ "tusb2046ibvfr-hero.overlay.json"+ ],+ "component": {+ "mpn": "TUSB2046IBVFR",+ "manufacturer": "Texas Instruments",+ "package": "LQFP-32(7x7)",+ "pin_count": 32,+ "category": "Interface",+ "subcategory": "USB Converters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/tusb2046b",+ "parts": {+ "symbol": "tusb2046ibvfr.kicad_sym",+ "footprint": "tusb2046ibvfr.kicad_mod",+ "model_3d": "tusb2046ibvfr-hero.glb",+ "model_3d_plain": "tusb2046ibvfr.glb",+ "model_3d_step": "tusb2046ibvfr-etched.step",+ "model_3d_step_plain": "tusb2046ibvfr.step",+ "lbr": "tusb2046ibvfr.lbr"+ },+ "distributor_links": {+ "lcsc": 702369,+ "digikey": "296-48218-2-ND",+ "mouser": "595-TUSB2046IBVFR"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T22:11:35Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-48218-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-TUSB2046IBVFR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "DP0",+ "type": "bidirectional",+ "description": "Root port USB differential data plus constituting the upstream USB port when paired with DM0."+ },+ {+ "number": "2",+ "name": "DM0",+ "type": "bidirectional",+ "description": "Root port USB differential data minus constituting the upstream USB port when paired with DP0."+ },+ {+ "number": "3",+ "name": "VCC",+ "type": "power_in",+ "description": "3.3-V supply voltage"+ },+ {+ "number": "4",+ "name": "RESET",+ "type": "input",+ "description": "Active low TTL input with hysteresis; pulse width 100 μs to 1 ms required after VCC reaches 90%; clock must be active during last 60 μs of reset."+ },+ {+ "number": "5",+ "name": "EECLK",+ "type": "tri_state",+ "description": "EEPROM serial clock 3-state output with 100-μA pulldown when EXTMEM low; disabled when EXTMEM high."+ },+ {+ "number": "6",+ "name": "EEDATA/GANGED",+ "type": "bidirectional",+ "description": "EEPROM serial data I/O when EXTMEM low; selects ganged or per-port overcurrent detection when EXTMEM high; internally pulled down 100 μA; TTL input must not change dynamically."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground"+ },+ {+ "number": "8",+ "name": "BUSPWR",+ "type": "input",+ "description": "Active high power source indicator; pull to 3.3V for bus-powered or low for self-powered mode; must not change dynamically."+ },+ {+ "number": "9",+ "name": "PWRON1",+ "type": "output",+ "description": "Active low push-pull power-on/-off output for downstream port 1; requires 3.3-V compatible power switches."+ },+ {+ "number": "10",+ "name": "OVRCUR1",+ "type": "input",+ "description": "Active low overcurrent input for downstream port 1 with noise filtering; may be tied to other OVRCUR pins in ganged mode."+ },+ {+ "number": "11",+ "name": "DM1",+ "type": "bidirectional",+ "description": "USB differential data minus for downstream port 1 when paired with DP1."+ },+ {+ "number": "12",+ "name": "DP1",+ "type": "bidirectional",+ "description": "USB differential data plus for downstream port 1 when paired with DM1."+ },+ {+ "number": "13",+ "name": "PWRON2",+ "type": "output",+ "description": "Active low push-pull power-on/-off output for downstream port 2; requires 3.3-V compatible power switches."+ },+ {+ "number": "14",+ "name": "OVRCUR2",+ "type": "input",+ "description": "Active low overcurrent input for downstream port 2 with noise filtering."+ },+ {+ "number": "15",+ "name": "DM2",+ "type": "bidirectional",+ "description": "USB differential data minus for downstream port 2 when paired with DP2."+ },+ {+ "number": "16",+ "name": "DP2",+ "type": "bidirectional",+ "description": "USB differential data plus for downstream port 2 when paired with DM2."+ },+ {+ "number": "17",+ "name": "PWRON3",+ "type": "output",+ "description": "Active low push-pull power-on/-off output for downstream port 3; requires 3.3-V compatible power switches."+ },+ {+ "number": "18",+ "name": "OVRCUR3",+ "type": "input",+ "description": "Active low overcurrent input for downstream port 3 with noise filtering."+ },+ {+ "number": "19",+ "name": "DM3",+ "type": "bidirectional",+ "description": "USB differential data minus for downstream port 3 when paired with DP3."+ },+ {+ "number": "20",+ "name": "DP3",+ "type": "bidirectional",+ "description": "USB differential data plus for downstream port 3 when paired with DM3."+ },+ {+ "number": "21",+ "name": "PWRON4",+ "type": "output",+ "description": "Active low push-pull power-on/-off output for downstream port 4; requires 3.3-V compatible power switches."+ },+ {+ "number": "22",+ "name": "OVRCUR4",+ "type": "input",+ "description": "Active low overcurrent input for downstream port 4 with noise filtering."+ },+ {+ "number": "23",+ "name": "DM4",+ "type": "bidirectional",+ "description": "USB differential data minus for downstream port 4 when paired with DP4."+ },+ {+ "number": "24",+ "name": "DP4",+ "type": "bidirectional",+ "description": "USB differential data plus for downstream port 4 when paired with DM4."+ },+ {+ "number": "25",+ "name": "VCC",+ "type": "power_in",+ "description": "3.3-V supply voltage"+ },+ {+ "number": "26",+ "name": "EXTMEM",+ "type": "input",+ "description": "Serial EEPROM interface control; high disables EEPROM and enables ganged mode selection on pin 6; low enables EEPROM with pins 5 and 6 as serial clock and data."+ },+ {+ "number": "27",+ "name": "TSTPLL/48MCLK",+ "type": "bidirectional",+ "description": "Test terminal or 48-MHz clock input; tie to ground for 6-MHz operation or apply external 48-MHz clock for 48-MHz operation."+ },+ {+ "number": "28",+ "name": "GND",+ "type": "power_in",+ "description": "Ground"+ },+ {+ "number": "29",+ "name": "XTAL2",+ "type": "output",+ "description": "6-MHz crystal output; must be left floating when using external oscillator."+ },+ {+ "number": "30",+ "name": "XTAL1",+ "type": "input",+ "description": "6-MHz crystal input with 50% duty cycle; internal PLL generates 48-MHz and 12-MHz clocks."+ },+ {+ "number": "31",+ "name": "TSTMODE",+ "type": "input",+ "description": "Test/mode terminal; tie to ground for 6-MHz operation or tie to 3.3V for 48-MHz operation."+ },+ {+ "number": "32",+ "name": "SUSPND",+ "type": "output",+ "description": "Suspend status output; active high during suspend mode, low during normal operation; used to control external logic power-down."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 10,+ "cost_usd": 0.1905,+ "at": "2026-10-05T22:11:15"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/tusb2046b",+ "pages": 33,+ "sha256": "eaa20027fc3dde2d",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 32,+ "described": 32,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}