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.
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README.mdadded+61@@ -0,0 +1,61 @@+# STUSB1602AQTR++**STMicroelectronics** · USB Converters · QFN-24-EP(4x4)++STUSB1602AQTR from STMicroelectronics, in a QFN-24-EP(4x4). 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 | CC1DB | bidirectional | Dead battery mode enable on CC1 pin, connect to CC1 when enabled or to ground when disabled |+| 2 | CC1 | bidirectional | Type-C configuration channel 1 for attachment detection, plug orientation determination, and system configuration management |+| 3 | VCONN | power_in | Power input for active cable supply, 5 V source with internal protection against short-circuit and overvoltage |+| 4 | CC2 | bidirectional | Type-C configuration channel 2 for attachment detection, plug orientation determination, and system configuration management |+| 5 | CC2DB | bidirectional | Dead battery mode enable on CC2 pin, connect to CC2 when enabled or to ground when disabled |+| 6 | RESET | input | Active high reset input for internal state initialization |+| 7 | SCL | input | I²C serial clock input, requires external pull-up resistor to MCU Vio |+| 8 | SDA | bidirectional | I²C serial data open drain bidirectional line, requires external pull-up resistor to MCU Vio |+| 9 | ALERT# | tri_state | I²C interrupt output, active low open drain, requires external pull-up resistor to MCU Vio |+| 10 | GND | power_in | Ground, common reference for all power and signal grounds |+| 11 | MOSI | output | Master out slave in: serial data output from STUSB1602 to MCU, BMC decoded from active CC line, valid on SCLK falling edge |+| 12 | NSS | tri_state | Chip select output, open drain active low, activates SPI/MSP interface |+| 13 | ADDR0 | input | I²C device address setting input, static configuration |+| 14 | MISO | input | Master in slave out: serial data input from MCU to STUSB1602, BMC encoded for CC line transmission, sampled on SCLK rising edge |+| 15 | TX_EN | input | Transmit enable input from MCU, enables BMC encoding and CC line driver when asserted |+| 16 | SCLK | tri_state | Serial clock output, open drain, drives SPI/MSP data transfer between MCU and STUSB1602, requires external pull-up |+| 17 | A_B_SIDE | tri_state | Cable orientation output, open drain active low, selects USB SuperSpeed signal routing based on CC attachment (HiZ for CC1, 0 for CC2) |+| 18 | VBUS_SENSE | input | VBUS voltage monitoring analog input for presence detection, voltage monitoring, and discharge control |+| 19 | VBUS_EN_SNK | bidirectional | VBUS sink power path enable, open drain active low, drives PMOS transistor gate when sink role established and VBUS in valid range |+| 20 | VBUS_EN_SRC | bidirectional | VBUS source power path enable, open drain active low, drives PMOS transistor gate when source role established and VBUS in valid range |+| 21 | VREG_1V2 | power_out | 1.2 V internal regulator output, connect 1 µF typical external decoupling capacitor (0.5-10 µF range) |+| 22 | VSYS | power_in | System power supply input 3.0 V to 5.5 V, or connect to ground if not used |+| 23 | VREG_2V7 | power_out | 2.7 V internal regulator output, connect 1 µF typical external decoupling capacitor (0.5-10 µF range) |+| 24 | VDD | power_in | Main power supply from USB power line 4.1 V to 22 V, supplies internal logic and VBUS switching control circuits |+| 25 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | QFN-24-EP(4x4) |+| Category | Interface |+| Pins | 25 |++## CAD (KiCad official)++- Symbol: `STUSB1602AQTR`+- Footprint: `Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm`+- 3D model: QFN-24-EP(4x4) (KiCad packages3D, STEP)+- 3D model files: `stusb1602aqtr-etched.step` / `stusb1602aqtr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stusb1602aqtr.step` / `stusb1602aqtr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588885251795509248) (39 pp, sha256 `eb35151e98a6b9fb`, retrieved 2026-10-03, 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/stusb1602aqtr-datasheet.pdf)
page.jsonadded+264@@ -0,0 +1,264 @@+{+ "slug": "stusb1602aqtr",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics USB Converters, QFN-24-EP(4x4). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "interface",+ "stusb1602aqtr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "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"+ ],+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}