component
TUSB8041RGCT
Public Made by Adomby adom
Texas Instruments USB ICs, VQFN-64-EP(9x9). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "tusb8041rgct",
"title": "TUSB8041RGCT",
"brief": "Texas Instruments USB ICs, VQFN-64-EP(9x9). 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",
"communication interface chip-uart-485-232",
"tusb8041rgct",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "TUSB8041RGCT",
"manufacturer": "Texas Instruments",
"package": "VQFN-64-EP(9x9)",
"pin_count": 65,
"category": "Communication Interface Chip/UART/485/232",
"subcategory": "USB ICs",
"datasheet": "https://www.ti.com/cn/lit/gpn/tusb8041",
"parts": {
"symbol": "tusb8041rgct.kicad_sym",
"footprint": "tusb8041rgct.kicad_mod",
"model_3d": "tusb8041rgct-hero.glb",
"model_3d_plain": "tusb8041rgct-etched.glb",
"model_3d_step": "tusb8041rgct-etched.step",
"model_3d_step_plain": "tusb8041rgct.step",
"lbr": "tusb8041rgct.lbr"
},
"distributor_links": {
"lcsc": "C702388",
"digikey": "296-38363-2-ND",
"mouser": "595-TUSB8041RGCT"
},
"distributor_check": {
"checked_at": "2026-10-20T20:52:23Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "296-38363-2-ND",
"status": "found",
"lifecycle": "Active"
},
"mouser": {
"pn": "595-TUSB8041RGCT",
"status": "found"
}
},
"pins": [
{
"number": "1",
"name": "USB_DP_DN1",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (positive) for downstream Port 1."
},
{
"number": "2",
"name": "USB_DM_DN1",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (negative) for downstream Port 1."
},
{
"number": "3",
"name": "USB_SSTXP_DN1",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 1."
},
{
"number": "4",
"name": "USB_SSTXM_DN1",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 1."
},
{
"number": "5",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "6",
"name": "USB_SSRXP_DN1",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 1."
},
{
"number": "7",
"name": "USB_SSRXM_DN1",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 1."
},
{
"number": "8",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "9",
"name": "USB_DP_DN2",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (positive) for downstream Port 2."
},
{
"number": "10",
"name": "USB_DM_DN2",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (negative) for downstream Port 2."
},
{
"number": "11",
"name": "USB_SSTXP_DN2",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 2."
},
{
"number": "12",
"name": "USB_SSTXM_DN2",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 2."
},
{
"number": "13",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "14",
"name": "USB_SSRXP_DN2",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 2."
},
{
"number": "15",
"name": "USB_SSRXM_DN2",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 2."
},
{
"number": "16",
"name": "VDD33",
"type": "power_in",
"description": "3.3-V power rail; recommended supply range is 3.0 V to 3.6 V (3.3 V nominal)."
},
{
"number": "17",
"name": "USB_DP_DN3",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (positive) for downstream Port 3."
},
{
"number": "18",
"name": "USB_DM_DN3",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (negative) for downstream Port 3."
},
{
"number": "19",
"name": "USB_SSTXP_DN3",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 3."
},
{
"number": "20",
"name": "USB_SSTXM_DN3",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 3."
},
{
"number": "21",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "22",
"name": "USB_SSRXP_DN3",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 3."
},
{
"number": "23",
"name": "USB_SSRXM_DN3",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 3."
},
{
"number": "24",
"name": "USB_DP_DN4",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (positive) for downstream Port 4."
},
{
"number": "25",
"name": "USB_DM_DN4",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (negative) for downstream Port 4."
},
{
"number": "26",
"name": "USB_SSTXP_DN4",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (positive) for downstream Port 4."
},
{
"number": "27",
"name": "USB_SSTXM_DN4",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (negative) for downstream Port 4."
},
{
"number": "28",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "29",
"name": "USB_SSRXP_DN4",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (positive) for downstream Port 4."
},
{
"number": "30",
"name": "USB_SSRXM_DN4",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (negative) for downstream Port 4."
},
{
"number": "31",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "32",
"name": "PWRCTL4/BATEN4",
"type": "bidirectional",
"description": "USB Port 4 power-on control for downstream power switch and battery charging enable; the value sampled at reset de-assertion sets Port 4 battery charging support (0 = not supported, 1 = supported)."
},
{
"number": "33",
"name": "PWRCTL3/BATEN3",
"type": "bidirectional",
"description": "USB Port 3 power-on control for downstream power switch and battery charging enable; the value sampled at reset de-assertion sets Port 3 battery charging support (0 = not supported, 1 = supported)."
},
{
"number": "34",
"name": "VDD33",
"type": "power_in",
"description": "3.3-V power rail; recommended supply range is 3.0 V to 3.6 V (3.3 V nominal)."
},
{
"number": "35",
"name": "PWRCTL2/BATEN2",
"type": "bidirectional",
"description": "USB Port 2 power-on control for downstream power switch and battery charging enable; the value sampled at reset de-assertion sets Port 2 battery charging support (0 = not supported, 1 = supported)."
},
{
"number": "36",
"name": "PWRCTL1/BATEN1",
"type": "bidirectional",
"description": "USB Port 1 power-on control for downstream power switch and battery charging enable; the value sampled at reset de-assertion sets Port 1 battery charging support (0 = not supported, 1 = supported)."
},
{
"number": "37",
"name": "SDA/SMBDAT",
"type": "bidirectional",
"description": "I2C data (serial data interface for an I2C EEPROM when SMBUSz = 1) or SMBus data (serial data interface for an SMBus host when SMBUSz = 0); can be left unconnected if the external interface is not implemented."
},
{
"number": "38",
"name": "SCL/SMBCLK",
"type": "bidirectional",
"description": "I2C clock (serial clock interface for an I2C EEPROM when SMBUSz = 1) or SMBus clock (serial clock interface for an SMBus host when SMBUSz = 0); can be left unconnected if the external interface is not implemented."
},
{
"number": "39",
"name": "SMBUSz/SS_SUSPEND",
"type": "bidirectional",
"description": "Sampled at reset to select I2C mode (1) or SMBus mode (0); after reset it indicates the SuperSpeed USB suspend status of the upstream port (1 = suspended) when enabled through the Additional Feature Configuration register."
},
{
"number": "40",
"name": "FULLPWRMGMTz/SMBA1/SS_UP",
"type": "bidirectional",
"description": "Sampled at reset to enable full power management (0 = power switching and over-current inputs supported, 1 = not supported), sets SMBus address bit 1 when SMBus is enabled, and after reset indicates SuperSpeed upstream connection status (1 = connected); power switching must be supported for battery charging applications."
},
{
"number": "41",
"name": "PWRCTL_POL",
"type": "bidirectional",
"description": "Sampled at reset to set the polarity of PWRCTL[4:1] (0 = active low, 1 = active high)."
},
{
"number": "42",
"name": "GANGED/SMBA2/HS_UP",
"type": "bidirectional",
"description": "Sampled at reset to select individual (0) or ganged (1) power control when power switching is enabled, sets SMBus address bit 2 when SMBus is enabled, and after reset indicates High-speed upstream connection status (1 = connected); individual power control must be enabled for battery charging applications."
},
{
"number": "43",
"name": "OVERCUR4z",
"type": "input",
"description": "Port 4 over-current detection input from the downstream power switch (0 = over-current event has occurred, 1 = not occurred); may be left unconnected if power management is not implemented."
},
{
"number": "44",
"name": "OVERCUR3z",
"type": "input",
"description": "Port 3 over-current detection input from the downstream power switch (0 = over-current event has occurred, 1 = not occurred); may be left unconnected if power management is not implemented."
},
{
"number": "45",
"name": "AUTOENz/HS_SUSPEND",
"type": "bidirectional",
"description": "Sampled at reset to enable automatic charge mode (0 = enabled on battery-charging ports when the hub is unconnected, 1 = disabled); after reset it indicates High-speed upstream suspend status (1 = suspended) when enabled through the Additional Feature Configuration register."
},
{
"number": "46",
"name": "OVERCUR1z",
"type": "input",
"description": "Port 1 over-current detection input from the downstream power switch (0 = over-current event has occurred, 1 = not occurred); may be left unconnected if power management is not implemented."
},
{
"number": "47",
"name": "OVERCUR2z",
"type": "input",
"description": "Port 2 over-current detection input from the downstream power switch (0 = over-current event has occurred, 1 = not occurred); may be left unconnected if power management is not implemented."
},
{
"number": "48",
"name": "USB_VBUS",
"type": "input",
"description": "Upstream port VBUS detection input that must be connected to VBUS through a 90.9-kΩ ±1% resistor and to ground through a 10-kΩ ±1% resistor."
},
{
"number": "49",
"name": "TEST",
"type": "input",
"description": "Pin reserved for factory test (internal pull-down)."
},
{
"number": "50",
"name": "GRSTz",
"type": "input",
"description": "Global power reset (active low, internal pull-up); asserting it returns all internal registers to default states and the device is completely nonfunctional while asserted."
},
{
"number": "51",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "52",
"name": "VDD33",
"type": "power_in",
"description": "3.3-V power rail; recommended supply range is 3.0 V to 3.6 V (3.3 V nominal)."
},
{
"number": "53",
"name": "USB_DP_UP",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (positive) for the upstream port."
},
{
"number": "54",
"name": "USB_DM_UP",
"type": "bidirectional",
"description": "USB High-speed differential transceiver (negative) for the upstream port."
},
{
"number": "55",
"name": "USB_SSTXP_UP",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (positive) for the upstream port."
},
{
"number": "56",
"name": "USB_SSTXM_UP",
"type": "output",
"description": "USB SuperSpeed transmitter differential pair (negative) for the upstream port."
},
{
"number": "57",
"name": "VDD",
"type": "power_in",
"description": "1.1-V power rail; recommended supply range is 0.99 V to 1.26 V (1.1 V nominal)."
},
{
"number": "58",
"name": "USB_SSRXP_UP",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (positive) for the upstream port."
},
{
"number": "59",
"name": "USB_SSRXM_UP",
"type": "input",
"description": "USB SuperSpeed receiver differential pair (negative) for the upstream port."
},
{
"number": "60",
"name": "NC",
"type": "unconnected",
"description": "No connect; leave floating."
},
{
"number": "61",
"name": "XO",
"type": "output",
"description": "Crystal output for the internal oscillator; may be left unconnected if XI is driven by an external oscillator, and with a crystal a 1-MΩ feedback resistor is required between XI and XO."
},
{
"number": "62",
"name": "XI",
"type": "input",
"description": "Crystal input for the internal oscillator, which may alternately be driven by an external oscillator output; with a crystal, a 1-MΩ feedback resistor is required between XI and XO."
},
{
"number": "63",
"name": "VDD33",
"type": "power_in",
"description": "3.3-V power rail; recommended supply range is 3.0 V to 3.6 V (3.3 V nominal)."
},
{
"number": "64",
"name": "USB_R1",
"type": "input",
"description": "Precision resistor reference; a 9.53-kΩ ±1% resistor should be connected between USB_R1 and GND."
},
{
"number": "65",
"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: Package match: the MPN TUSB8041RGCT is listed in the package addendum (page 46) as VQFN (RGC), 64 pi; The exposed thermal pad is listed as VSS (ground, 'Thermal pad must be connected to ground', page 8); VDD and VDD33 descriptions include supply ranges (0.99–1.26 V and 3.0–3.6 V) taken from Recommended ",
"exposed pad 65 added from the footprint",
"2/65 pins cited to the wrong page (name found elsewhere): ['61:XO@p5', '62:XI@p5']"
],
"pages_sent": 17,
"cost_usd": 0.1402,
"at": "2026-10-20T20:47:59"
},
"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/tusb8041",
"pages": 50,
"sha256": "fbab35d6db2e54aa",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 65,
"described": 65,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "tusb8041rgct.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9,
9,
0.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "dce07a86ec3fe3ca87eebdff13827f55e036ced5518fee01f85cec4a3f56366d",
"checked": "2026-10-20",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "tusb8041rgct-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9,
9,
0.75
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "bdeb5333c3387c677a2902225f82f846708bb7865c9ea16984aa4fd7dbeccab2",
"checked": "2026-10-20",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "Texas Instruments",
"Package": "VQFN-64-EP(9x9)",
"Category": "Communication Interface Chip/UART/485/232",
"Pins": "65"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "fbab35d6db2e54aac9675ddd4f213b916b729bdb9d347c3445783ec5faebb1f5",
"rows": [
{
"name": "High-level input voltage",
"symbol": "VIH",
"kind": "electrical",
"unit": "V",
"min": 2,
"typ": null,
"max": null,
"conditions": "VDD33",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Low-level input voltage",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 0.8,
"conditions": "VDD33",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Low-level input voltage (JTAG pins)",
"symbol": "VIL",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": 0.55,
"conditions": "JTAG pins only",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Input voltage",
"symbol": "VI",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "Maximum printed as VDD33 (not numeric)",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Output voltage",
"symbol": "VO",
"kind": "electrical",
"unit": "V",
"min": 0,
"typ": null,
"max": null,
"conditions": "Maximum printed as VDD33 (not numeric)",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Input transition time (trise and tfall)",
"symbol": "tt",
"kind": "electrical",
"unit": "ns",
"min": 0,
"typ": null,
"max": 25,
"conditions": "",
"source_page": 10,
"source": "datasheet"
},
{
"name": "High-level output voltage",
"symbol": "VOH",
"kind": "electrical",
"unit": "V",
"min": 2.4,
"typ": null,
"max": null,
"conditions": "VDD33, IOH = -4 mA",
"source_page": 10,
"source": "datasheet"
},
{
"name": "Low-level output voltage",
"symbol": "VOL",
"kind": "electrical",
"unit": "V",
"min": null,
"typ": null,
"max": 0.4,
"conditions": "VDD33, IOL = 4 mA",
"source_page": 10,
"source": "datasheet"
},
{
"name": "High-impedance output current",
"symbol": "IOZ",
"kind": "electrical",
"unit": "µA",
"min": -20,
"typ": null,
"max": 20,
"conditions": "VDD33, VI = 0 to VDD33",
"source_page": 10,
"source": "datasheet"
},
{
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