component
ADS1231ID
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Texas Instruments Analog To Digital Converters (ADC), SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# ADS1231ID++**Texas Instruments** · Analog To Digital Converters (ADC) · SOIC-16++ADS1231ID from Texas Instruments, in a SOIC-16. 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. |+| 2 | GND | power_in | Ground for digital and analog supplies. |+| 3 | CLKIN | input | External clock input: typically 4.9152MHz; tie low to activate internal oscillator. |+| 4 | SPEED | input | Data rate select: 0 = 10SPS, 1 = 80SPS. |+| 5 | CAP | passive | Gain amplifier bypass capacitor connection. |+| 6 | CAP | passive | Gain amplifier bypass capacitor connection. |+| 7 | AINP | input | Positive analog input. |+| 8 | AINN | input | Negative analog input. |+| 9 | VREFN | input | Negative reference input. |+| 10 | VREFP | input | Positive reference input. |+| 11 | GND | power_in | Ground for digital and analog supplies. |+| 12 | SW | output | Low-side power switch. |+| 13 | AVDD | power_in | Analog power supply. |+| 14 | PDWN | input | Power-down: holding this pin low powers down the entire converter and resets the ADC. |+| 15 | SCLK | input | Serial clock: clock out data on the rising edge; also used to initiate Standby mode. |+| 16 | DRDY/DOUT | output | Dual-purpose output: data ready indicates valid data by going low; data output outputs data, MSB first, on the first rising edge of SCLK. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Data Acquisition |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `ADS1231ID`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `ads1231id-etched.step` / `ads1231id-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads1231id.step` / `ads1231id.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/lit/ds/symlink/ads1231.pdf) (24 pp, sha256 `37a2ab763b8d0e7d`, retrieved 2026-10-07, tier: manufacturer)+- **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/ads1231id-datasheet.pdf)
page.jsonadded+245@@ -0,0 +1,245 @@+{+ "slug": "ads1231id",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Analog To Digital Converters (ADC), SOIC-16. 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tie low to activate internal oscillator."+ },+ {+ "number": "4",+ "name": "SPEED",+ "type": "input",+ "description": "Data rate select: 0 = 10SPS, 1 = 80SPS."+ },+ {+ "number": "5",+ "name": "CAP",+ "type": "passive",+ "description": "Gain amplifier bypass capacitor connection."+ },+ {+ "number": "6",+ "name": "CAP",+ "type": "passive",+ "description": "Gain amplifier bypass capacitor connection."+ },+ {+ "number": "7",+ "name": "AINP",+ "type": "input",+ "description": "Positive analog input."+ },+ {+ "number": "8",+ "name": "AINN",+ "type": "input",+ "description": "Negative analog input."+ },+ {+ "number": "9",+ "name": "VREFN",+ "type": "input",+ "description": "Negative reference input."+ },+ {+ "number": "10",+ "name": "VREFP",+ "type": "input",+ "description": "Positive reference input."+ },+ {+ "number": "11",+ "name": "GND",+ "type": "power_in",+ "description": "Ground for digital and analog supplies."+ },+ {+ "number": "12",+ "name": "SW",+ "type": "output",+ "description": "Low-side power switch."+ },+ {+ "number": "13",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog power supply."+ },+ {+ "number": "14",+ "name": "PDWN",+ "type": "input",+ "description": "Power-down: holding this pin low powers down the entire converter and resets the ADC."+ },+ {+ "number": "15",+ "name": "SCLK",+ "type": "input",+ "description": "Serial clock: clock out data on the rising edge; also used to initiate Standby mode."+ },+ {+ "number": "16",+ "name": "DRDY/DOUT",+ "type": "output",+ "description": "Dual-purpose output: data ready indicates valid data by going low; data output outputs data, MSB first, on the first rising edge of SCLK."+ }+ ],+ "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": [],+ "pages_sent": 9,+ "cost_usd": 0.1256,+ "at": "2026-10-07T01:58:08"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/ads1231.pdf",+ "pages": 24,+ "sha256": "37a2ab763b8d0e7d",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "ads1231id.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "d5eeddb4c0b304dc61950919b126fc61d7586abd5f16ab71a2a79759ec6498bf",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "ads1231id-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6,+ 9.9,+ 1.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "dd2c186cbe8979ae7c3bc3fb45f547d067009e92337a746289d1745525fc130d",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}