component
STUSB1602AQTR
Public Made by Adomby adom
STMicroelectronics USB Converters, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "stusb1602aqtr",
"title": "STUSB1602AQTR",
"brief": "STMicroelectronics USB Converters, QFN-24-EP(4x4). 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",
"stusb1602aqtr",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "STUSB1602AQTR",
"manufacturer": "STMicroelectronics",
"package": "QFN-24-EP(4x4)",
"pin_count": 25,
"category": "Interface",
"subcategory": "USB Converters",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588885251795509248",
"parts": {
"symbol": "stusb1602aqtr.kicad_sym",
"footprint": "stusb1602aqtr.kicad_mod",
"model_3d": "stusb1602aqtr-hero.glb",
"model_3d_plain": "stusb1602aqtr.glb",
"model_3d_step": "stusb1602aqtr-etched.step",
"model_3d_step_plain": "stusb1602aqtr.step",
"lbr": "stusb1602aqtr.lbr"
},
"distributor_links": {
"lcsc": 713192,
"digikey": "497-17648-2-ND",
"mouser": "511-STUSB1602AQTR"
},
"distributor_check": {
"checked_at": "2026-10-03T05:46:32Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "497-17648-2-ND",
"status": "found",
"lifecycle": "Obsolete"
},
"mouser": {
"pn": "511-STUSB1602AQTR",
"status": "found",
"lifecycle": "Obsolete"
}
},
"pins": [
{
"number": "1",
"name": "CC1DB",
"type": "bidirectional",
"description": "Dead battery mode enable on CC1 pin, connect to CC1 when enabled or to ground when disabled"
},
{
"number": "2",
"name": "CC1",
"type": "bidirectional",
"description": "Type-C configuration channel 1 for attachment detection, plug orientation determination, and system configuration management"
},
{
"number": "3",
"name": "VCONN",
"type": "power_in",
"description": "Power input for active cable supply, 5 V source with internal protection against short-circuit and overvoltage"
},
{
"number": "4",
"name": "CC2",
"type": "bidirectional",
"description": "Type-C configuration channel 2 for attachment detection, plug orientation determination, and system configuration management"
},
{
"number": "5",
"name": "CC2DB",
"type": "bidirectional",
"description": "Dead battery mode enable on CC2 pin, connect to CC2 when enabled or to ground when disabled"
},
{
"number": "6",
"name": "RESET",
"type": "input",
"description": "Active high reset input for internal state initialization"
},
{
"number": "7",
"name": "SCL",
"type": "input",
"description": "I²C serial clock input, requires external pull-up resistor to MCU Vio"
},
{
"number": "8",
"name": "SDA",
"type": "bidirectional",
"description": "I²C serial data open drain bidirectional line, requires external pull-up resistor to MCU Vio"
},
{
"number": "9",
"name": "ALERT#",
"type": "tri_state",
"description": "I²C interrupt output, active low open drain, requires external pull-up resistor to MCU Vio"
},
{
"number": "10",
"name": "GND",
"type": "power_in",
"description": "Ground, common reference for all power and signal grounds"
},
{
"number": "11",
"name": "MOSI",
"type": "output",
"description": "Master out slave in: serial data output from STUSB1602 to MCU, BMC decoded from active CC line, valid on SCLK falling edge"
},
{
"number": "12",
"name": "NSS",
"type": "tri_state",
"description": "Chip select output, open drain active low, activates SPI/MSP interface"
},
{
"number": "13",
"name": "ADDR0",
"type": "input",
"description": "I²C device address setting input, static configuration"
},
{
"number": "14",
"name": "MISO",
"type": "input",
"description": "Master in slave out: serial data input from MCU to STUSB1602, BMC encoded for CC line transmission, sampled on SCLK rising edge"
},
{
"number": "15",
"name": "TX_EN",
"type": "input",
"description": "Transmit enable input from MCU, enables BMC encoding and CC line driver when asserted"
},
{
"number": "16",
"name": "SCLK",
"type": "tri_state",
"description": "Serial clock output, open drain, drives SPI/MSP data transfer between MCU and STUSB1602, requires external pull-up"
},
{
"number": "17",
"name": "A_B_SIDE",
"type": "tri_state",
"description": "Cable orientation output, open drain active low, selects USB SuperSpeed signal routing based on CC attachment (HiZ for CC1, 0 for CC2)"
},
{
"number": "18",
"name": "VBUS_SENSE",
"type": "input",
"description": "VBUS voltage monitoring analog input for presence detection, voltage monitoring, and discharge control"
},
{
"number": "19",
"name": "VBUS_EN_SNK",
"type": "bidirectional",
"description": "VBUS sink power path enable, open drain active low, drives PMOS transistor gate when sink role established and VBUS in valid range"
},
{
"number": "20",
"name": "VBUS_EN_SRC",
"type": "bidirectional",
"description": "VBUS source power path enable, open drain active low, drives PMOS transistor gate when source role established and VBUS in valid range"
},
{
"number": "21",
"name": "VREG_1V2",
"type": "power_out",
"description": "1.2 V internal regulator output, connect 1 µF typical external decoupling capacitor (0.5-10 µF range)"
},
{
"number": "22",
"name": "VSYS",
"type": "power_in",
"description": "System power supply input 3.0 V to 5.5 V, or connect to ground if not used"
},
{
"number": "23",
"name": "VREG_2V7",
"type": "power_out",
"description": "2.7 V internal regulator output, connect 1 µF typical external decoupling capacitor (0.5-10 µF range)"
},
{
"number": "24",
"name": "VDD",
"type": "power_in",
"description": "Main power supply from USB power line 4.1 V to 22 V, supplies internal logic and VBUS switching control circuits"
},
{
"number": "25",
"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-4-5-20251001",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"exposed pad 25 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 18,
"cost_usd": 0.1532,
"at": "2026-10-03T05:46:02"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588885251795509248",
"pages": 39,
"sha256": "eb35151e98a6b9fb",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 25,
"described": 25,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
}
},
"metadata": {
"specs": {
"Manufacturer": "STMicroelectronics",
"Package": "QFN-24-EP(4x4)",
"Category": "Interface",
"Pins": "25"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
"breadcrumbs",
"info"
],
"discovery_triggers": [
"stusb1602aqtr"
],
"discovery_pitch": "STUSB1602AQTR (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
"hero": {
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"path": "docs/hero.png"
},
"files": [
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"README.md",
"stusb1602aqtr.kicad_sym",
"stusb1602aqtr.kicad_mod",
"stusb1602aqtr.glb",
"stusb1602aqtr.step",
"stusb1602aqtr.lbr",
"docs/hero.png",
"docs/stusb1602aqtr-datasheet.pdf",
"viewers/symbol.html",
"viewers/footprint.html",
"stusb1602aqtr-hero.glb",
"stusb1602aqtr-hero.overlay.json"
],
"visibility": {
"public": true
}
}