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.
Generated by kicad-footprint-generator · KiCad file format 20260206
| Name | Last updated |
|---|---|
| docs | 2d ago |
| viewers | 2d ago |
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| page.json | 2d ago |
| README.md | 2d ago |
| stusb1602aqtr-etched.glb | 2d ago |
| stusb1602aqtr-etched.step | 2d ago |
| stusb1602aqtr-hero.glb | 2d ago |
| stusb1602aqtr-hero.overlay.json | 2d ago |
| stusb1602aqtr.glb | 2d ago |
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| stusb1602aqtr.step | 2d ago |
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.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stusb1602aqtr.step/stusb1602aqtr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (39 pp, sha256
eb35151e98a6b9fb, retrieved 2026-10-03, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-4-5-20251001(text), consensusclaude-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).