component
ADS1255IDBR
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADC), SSOP-20-208mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+56@@ -0,0 +1,56 @@+# ADS1255IDBR++**Texas Instruments** · Analog To Digital Converters (ADC) · SSOP-20-208mil++ADS1255IDBR from Texas Instruments, in a SSOP-20-208mil. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | AVDD | power_in | Analog power supply, 4.75 to 5.25 V |+| 2 | AGND | power_in | Analog ground, 0 V reference |+| 3 | VREFN | input | Negative reference input, 0.5 to 2.5 V below VREFP |+| 4 | VREFP | input | Positive reference input, 0.5 to 2.5 V above VREFN |+| 5 | AINCOM | input | Analog input common for single-ended measurements |+| 6 | AIN0 | input | Differential or single-ended analog input 0 |+| 7 | AIN1 | input | Differential or single-ended analog input 1 |+| 8 | SYNC/PDWN | input | Synchronization/power-down input, active low Schmitt-trigger |+| 9 | RESET | input | Reset input, active low Schmitt-trigger |+| 10 | DVDD | power_in | Digital power supply, 1.8 to 3.6 V |+| 11 | DGND | power_in | Digital ground, 0 V reference |+| 12 | XTAL2 | passive | Crystal oscillator connection, leave floating if external clock input is used |+| 13 | XTAL1/CLKIN | input | Crystal oscillator or external clock input, 2 to 10 MHz |+| 14 | CS | input | Chip select input, active low Schmitt-trigger |+| 15 | DRDY | output | Data ready output, active low indicating new conversion data available |+| 16 | DOUT | tri_state | Serial data output, tri-state high impedance when CS is high |+| 17 | DIN | input | Serial data input, Schmitt-trigger |+| 18 | SCLK | input | Serial clock input, Schmitt-trigger |+| 19 | D0/CLKOUT | bidirectional | Digital I/O 0 or clock output, configurable as input or output |+| 20 | D1 | bidirectional | Digital I/O 1, configurable as input or output |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SSOP-20-208mil |+| Category | Data Acquisition |+| Pins | 20 |++## CAD (KiCad official)++- Symbol: `ADS1255IDBR`+- Footprint: `Package_SO:SSOP-20_5.3x7.2mm_P0.65mm`+- 3D model: SSOP-20-208mil (KiCad packages3D, STEP)+- 3D model files: `ads1255idbr-etched.step` / `ads1255idbr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads1255idbr.step` / `ads1255idbr.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/ads1255) (49 pp, sha256 `9da3323db162b593`, retrieved 2026-09-23, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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/ads1255idbr-datasheet.pdf)
page.jsonadded+213@@ -0,0 +1,213 @@+{+ "slug": "ads1255idbr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Analog To Digital Converters (ADC), SSOP-20-208mil. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "ads1255idbr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ads1255idbr.kicad_sym",+ "ads1255idbr.kicad_mod",+ "ads1255idbr.glb",+ "ads1255idbr.step",+ "ads1255idbr.lbr",+ "docs/hero.png",+ "docs/ads1255idbr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ADS1255IDBR",+ "manufacturer": "Texas Instruments",+ "package": "SSOP-20-208mil",+ "pin_count": 20,+ "category": "Data Acquisition",+ "subcategory": "Analog To Digital Converters (ADC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ads1255",+ "parts": {+ "symbol": "ads1255idbr.kicad_sym",+ "footprint": "ads1255idbr.kicad_mod",+ "model_3d": "ads1255idbr-etched.glb",+ "model_3d_plain": "ads1255idbr.glb",+ "model_3d_step": "ads1255idbr-etched.step",+ "model_3d_step_plain": "ads1255idbr.step",+ "lbr": "ads1255idbr.lbr"+ },+ "distributor_links": {+ "lcsc": "C29001"+ },+ "pins": [+ {+ "number": "1",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog power supply, 4.75 to 5.25 V"+ },+ {+ "number": "2",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground, 0 V reference"+ },+ {+ "number": "3",+ "name": "VREFN",+ "type": "input",+ "description": "Negative reference input, 0.5 to 2.5 V below VREFP"+ },+ {+ "number": "4",+ "name": "VREFP",+ "type": "input",+ "description": "Positive reference input, 0.5 to 2.5 V above VREFN"+ },+ {+ "number": "5",+ "name": "AINCOM",+ "type": "input",+ "description": "Analog input common for single-ended measurements"+ },+ {+ "number": "6",+ "name": "AIN0",+ "type": "input",+ "description": "Differential or single-ended analog input 0"+ },+ {+ "number": "7",+ "name": "AIN1",+ "type": "input",+ "description": "Differential or single-ended analog input 1"+ },+ {+ "number": "8",+ "name": "SYNC/PDWN",+ "type": "input",+ "description": "Synchronization/power-down input, active low Schmitt-trigger"+ },+ {+ "number": "9",+ "name": "RESET",+ "type": "input",+ "description": "Reset input, active low Schmitt-trigger"+ },+ {+ "number": "10",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital power supply, 1.8 to 3.6 V"+ },+ {+ "number": "11",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground, 0 V reference"+ },+ {+ "number": "12",+ "name": "XTAL2",+ "type": "passive",+ "description": "Crystal oscillator connection, leave floating if external clock input is used"+ },+ {+ "number": "13",+ "name": "XTAL1/CLKIN",+ "type": "input",+ "description": "Crystal oscillator or external clock input, 2 to 10 MHz"+ },+ {+ "number": "14",+ "name": "CS",+ "type": "input",+ "description": "Chip select input, active low Schmitt-trigger"+ },+ {+ "number": "15",+ "name": "DRDY",+ "type": "output",+ "description": "Data ready output, active low indicating new conversion data available"+ },+ {+ "number": "16",+ "name": "DOUT",+ "type": "tri_state",+ "description": "Serial data output, tri-state high impedance when CS is high"+ },+ {+ "number": "17",+ "name": "DIN",+ "type": "input",+ "description": "Serial data input, Schmitt-trigger"+ },+ {+ "number": "18",+ "name": "SCLK",+ "type": "input",+ "description": "Serial clock input, Schmitt-trigger"+ },+ {+ "number": "19",+ "name": "D0/CLKOUT",+ "type": "bidirectional",+ "description": "Digital I/O 0 or clock output, configurable as input or output"+ },+ {+ "number": "20",+ "name": "D1",+ "type": "bidirectional",+ "description": "Digital I/O 1, configurable as input or output"+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.2",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.2",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 49,+ "cost_usd": 0.6105,+ "at": "2026-09-23T09:35:03"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ads1255",+ "pages": 49,+ "sha256": "9da3323db162b593",+ "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]"+ }+}