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ADS7142QDQCRQ1
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Texas Instruments Analog To Digital Converters (ADCs), WSON-10-EP(2x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+48@@ -0,0 +1,48 @@+# ADS7142QDQCRQ1++**Texas Instruments** · Analog To Digital Converters (ADCs) · WSON-10-EP(2x3)++ADS7142QDQCRQ1 from Texas Instruments, in a WSON-10-EP(2x3). 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 | GND | power_in | Supply ground for the power supply; all analog and digital signals are referred to this pin. |+| 2 | AVDD | power_in | Analog supply input that is also used as the reference voltage for analog-to-digital conversion. |+| 3 | AINP/AIN0 | input | In single-channel operation this is the positive analog signal input, and in two-channel operation it is the analog signal input for channel 0. |+| 4 | AINM/AIN1 | input | In single-channel operation this is the negative analog signal input, and in two-channel operation it is the analog signal input for channel 1. |+| 5 | ADDR | input | Analog input used to select the I2C address of the device, as described in the I2C Address Selector section. |+| 6 | BUSY/RDY | output | The device drives this digital output high while scanning through channels in a sequence and drives it low when the sequence is completed or aborted. |+| 7 | ALERT | output | Active-low open-drain digital output controlled by the digital window comparator block, requiring a pullup resistor from DVDD. |+| 8 | SDA | bidirectional | Serial data input/output for the I2C interface, requiring a pullup resistor from DVDD. |+| 9 | SCL | input | Serial clock input for the I2C interface, requiring a pullup resistor from DVDD. |+| 10 | DVDD | power_in | Digital I/O supply voltage for the device. |+| 11 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WSON-10-EP(2x3) |+| Category | ADC/DAC/Data Conversion |+| Pins | 11 |++## CAD (KiCad official)++- Symbol: `ADS7142QDQCRQ1`+- Footprint: `Package_SON:WSON-10-1EP_2x3mm_P0.5mm_EP0.84x2.4mm`+- 3D model: WSON-10-EP(2x3) (KiCad packages3D, STEP)+- 3D model files: `ads7142qdqcrq1-etched.step` / `ads7142qdqcrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads7142qdqcrq1.step` / `ads7142qdqcrq1.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/ads7142-q1) (83 pp, sha256 `c073fba9ad26ecba`, retrieved 2026-10-08, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (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/ads7142qdqcrq1-datasheet.pdf)
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all analog and digital signals are referred to this pin."+ },+ {+ "number": "2",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog supply input that is also used as the reference voltage for analog-to-digital conversion."+ },+ {+ "number": "3",+ "name": "AINP/AIN0",+ "type": "input",+ "description": "In single-channel operation this is the positive analog signal input, and in two-channel operation it is the analog signal input for channel 0."+ },+ {+ "number": "4",+ "name": "AINM/AIN1",+ "type": "input",+ "description": "In single-channel operation this is the negative analog signal input, and in two-channel operation it is the analog signal input for channel 1."+ },+ {+ "number": "5",+ "name": "ADDR",+ "type": "input",+ "description": "Analog input used to select the I2C address of the device, as described in the I2C Address Selector section."+ },+ {+ "number": "6",+ "name": "BUSY/RDY",+ "type": "output",+ "description": "The device drives this digital output high while scanning through channels in a sequence and drives it low when the sequence is completed or aborted."+ },+ {+ "number": "7",+ "name": "ALERT",+ "type": "output",+ "description": "Active-low open-drain digital output controlled by the digital window comparator block, requiring a pullup resistor from DVDD."+ },+ {+ "number": "8",+ "name": "SDA",+ "type": "bidirectional",+ "description": "Serial data input/output for the I2C interface, requiring a pullup resistor from DVDD."+ },+ {+ "number": "9",+ "name": "SCL",+ "type": "input",+ "description": "Serial clock input for the I2C interface, requiring a pullup resistor from DVDD."+ },+ {+ "number": "10",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital I/O supply voltage for the device."+ },+ {+ "number": "11",+ "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: The datasheet's pin figure shows a thermal pad, but it is not given a pin number in the pin table or; Package hint is WSON-10-EP(2x3), but the datasheet gives the package as DQC WSON-10 with nominal bod",+ "exposed pad 11 added from the footprint"+ ],+ "pages_sent": 7,+ "cost_usd": 0.0486,+ "at": "2026-10-08T18:33:27"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ads7142-q1",+ "pages": 83,+ "sha256": "c073fba9ad26ecba",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 11,+ "described": 11,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "ads7142qdqcrq1.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2,+ 2.975,+ 0.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "ee0ea2d02e2bc495a86d9517d59dcd84d7dd64d201b4cc13b427e56f792207e6",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ads7142qdqcrq1-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2,+ 2.975,+ 0.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "a64b092f1fa6d52a0019074a3fe8d76d25a8b54c9a06761126a8d990276cde4e",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}