component
ADS1147IPW
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADC), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+56@@ -0,0 +1,56 @@+# ADS1147IPW++**Texas Instruments** · Analog To Digital Converters (ADC) · TSSOP-20++ADS1147IPW from Texas Instruments, in a TSSOP-20. 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 | DVDD | power_in | Digital power supply, connect a 0.1-µF capacitor to DGND |+| 2 | DGND | power_in | Digital ground |+| 3 | CLK | input | External clock input, tie to DGND to activate the internal oscillator. |+| 4 | RESET | input | Reset (active low) |+| 5 | REFP0/GPIO0 | bidirectional | Positive external reference input 0, or general-purpose digital input/output pin 1 |+| 6 | REFN0/GPIO1 | bidirectional | Negative external reference input 0, or general-purpose digital input/output pin 1 |+| 7 | VREFOUT | output | Positive internal reference voltage output, connect a capacitor in the range of 1 µF to 47 µF to VREFCOM |+| 8 | VREFCOM | output | Negative internal reference voltage output, connect to AVSS when using a unipolar supply or to the mid-voltage ground when using a bipolar supply |+| 9 | AIN0/IEXC | input | Analog input 0, optional excitation current output |+| 10 | AIN1/IEXC | input | Analog input 1, optional excitation current output |+| 11 | AIN2/IEXC/GPIO2 | bidirectional | Analog input 2, optional excitation current output, or general-purpose digital input/output pin 2 |+| 12 | AIN3/IEXC/GPIO3 | bidirectional | Analog input 3, optional excitation current output, or general-purpose digital input/output pin 3 |+| 13 | AVSS | power_in | Negative analog power supply |+| 14 | AVDD | power_in | Positive analog power supply, connect a 0.1-µF capacitor to AVSS |+| 15 | START | input | Conversion start |+| 16 | CS | input | Chip select (active low) |+| 17 | DRDY | output | Data ready (active low) |+| 18 | DOUT/DRDY | output | Serial data output, or data out combined with data ready |+| 19 | DIN | input | Serial data input |+| 20 | SCLK | input | Serial clock input |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-20 |+| Category | Data Acquisition |+| Pins | 20 |++## CAD (KiCad official)++- Symbol: `ADS1147IPW`+- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`+- 3D model: TSSOP-20 (KiCad packages3D, STEP)+- 3D model files: `ads1147ipw-etched.step` / `ads1147ipw-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads1147ipw.step` / `ads1147ipw.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/ads1148) (100 pp, sha256 `45e0fc75c85fcf9e`, retrieved 2026-10-01, 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/ads1147ipw-datasheet.pdf)
page.jsonadded+230@@ -0,0 +1,230 @@+{+ "slug": "ads1147ipw",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Analog To Digital Converters (ADC), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "ads1147ipw",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ads1147ipw.kicad_sym",+ "ads1147ipw.kicad_mod",+ "ads1147ipw.glb",+ "ads1147ipw.step",+ "ads1147ipw.lbr",+ "docs/hero.png",+ "docs/ads1147ipw-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ADS1147IPW",+ "manufacturer": "Texas Instruments",+ "package": "TSSOP-20",+ "pin_count": 20,+ "category": "Data Acquisition",+ "subcategory": "Analog To Digital Converters (ADC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ads1148",+ "parts": {+ "symbol": "ads1147ipw.kicad_sym",+ "footprint": "ads1147ipw.kicad_mod",+ "model_3d": "ads1147ipw-etched.glb",+ "model_3d_plain": "ads1147ipw.glb",+ "model_3d_step": "ads1147ipw-etched.step",+ "model_3d_step_plain": "ads1147ipw.step",+ "lbr": "ads1147ipw.lbr"+ },+ "distributor_links": {+ "lcsc": "C1542558",+ "digikey": "296-27416-5-ND",+ "mouser": "595-ADS1147IPW"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T02:07:59Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-27416-5-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-ADS1147IPW",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital power supply, connect a 0.1-µF capacitor to DGND"+ },+ {+ "number": "2",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground"+ },+ {+ "number": "3",+ "name": "CLK",+ "type": "input",+ "description": "External clock input, tie to DGND to activate the internal oscillator."+ },+ {+ "number": "4",+ "name": "RESET",+ "type": "input",+ "description": "Reset (active low)"+ },+ {+ "number": "5",+ "name": "REFP0/GPIO0",+ "type": "bidirectional",+ "description": "Positive external reference input 0, or general-purpose digital input/output pin 1"+ },+ {+ "number": "6",+ "name": "REFN0/GPIO1",+ "type": "bidirectional",+ "description": "Negative external reference input 0, or general-purpose digital input/output pin 1"+ },+ {+ "number": "7",+ "name": "VREFOUT",+ "type": "output",+ "description": "Positive internal reference voltage output, connect a capacitor in the range of 1 µF to 47 µF to VREFCOM"+ },+ {+ "number": "8",+ "name": "VREFCOM",+ "type": "output",+ "description": "Negative internal reference voltage output, connect to AVSS when using a unipolar supply or to the mid-voltage ground when using a bipolar supply"+ },+ {+ "number": "9",+ "name": "AIN0/IEXC",+ "type": "input",+ "description": "Analog input 0, optional excitation current output"+ },+ {+ "number": "10",+ "name": "AIN1/IEXC",+ "type": "input",+ "description": "Analog input 1, optional excitation current output"+ },+ {+ "number": "11",+ "name": "AIN2/IEXC/GPIO2",+ "type": "bidirectional",+ "description": "Analog input 2, optional excitation current output, or general-purpose digital input/output pin 2"+ },+ {+ "number": "12",+ "name": "AIN3/IEXC/GPIO3",+ "type": "bidirectional",+ "description": "Analog input 3, optional excitation current output, or general-purpose digital input/output pin 3"+ },+ {+ "number": "13",+ "name": "AVSS",+ "type": "power_in",+ "description": "Negative analog power supply"+ },+ {+ "number": "14",+ "name": "AVDD",+ "type": "power_in",+ "description": "Positive analog power supply, connect a 0.1-µF capacitor to AVSS"+ },+ {+ "number": "15",+ "name": "START",+ "type": "input",+ "description": "Conversion start"+ },+ {+ "number": "16",+ "name": "CS",+ "type": "input",+ "description": "Chip select (active low)"+ },+ {+ "number": "17",+ "name": "DRDY",+ "type": "output",+ "description": "Data ready (active low)"+ },+ {+ "number": "18",+ "name": "DOUT/DRDY",+ "type": "output",+ "description": "Serial data output, or data out combined with data ready"+ },+ {+ "number": "19",+ "name": "DIN",+ "type": "input",+ "description": "Serial data input"+ },+ {+ "number": "20",+ "name": "SCLK",+ "type": "input",+ "description": "Serial clock input"+ }+ ],+ "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": [+ "extractor flagged: REFP0/GPIO0 (pin 5) and REFN0/GPIO1 (pin 6) both have identical GPIO pin descriptions both ending wi"+ ],+ "pages_sent": 23,+ "cost_usd": 0.2561,+ "at": "2026-10-01T02:07:42"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ads1148",+ "pages": 100,+ "sha256": "45e0fc75c85fcf9e",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 20,+ "described": 20,+ "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]"+ }+}