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ADS1271IBPWR
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Texas Instruments Analog To Digital Converters (ADC), TSSOP-16-175mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# ADS1271IBPWR++**Texas Instruments** · Analog To Digital Converters (ADC) · TSSOP-16-175mil++ADS1271IBPWR from Texas Instruments, in a TSSOP-16-175mil. 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 | AINP | input | Positive analog input; input impedance 16.4kΩ in High-Speed/High-Resolution modes or 32.8kΩ in Low-Power mode. |+| 2 | AINN | input | Negative analog input; input impedance 16.4kΩ in High-Speed/High-Resolution modes or 32.8kΩ in Low-Power mode. |+| 3 | AGND | power_in | Analog ground. |+| 4 | AVDD | power_in | Analog supply voltage, range 4.75V to 5.25V (nominal 5V). |+| 5 | MODE | input | Mode selection input: 0=High-Speed (105kSPS), float=High-Resolution (109dB SNR), 1=Low-Power (35mW). |+| 6 | FORMAT | input | Interface format selection: 0=SPI, float=Modulator output (ADS1271B only), 1=Frame-Sync. |+| 7 | SYNC/PDWN | input | Synchronization (pulse low) or power-down (hold low ≥219 CLK periods) control, active low. |+| 8 | DIN | input | Serial data input for daisy-chaining; latched on falling edge of SCLK. |+| 9 | DOUT | output | Serial data output (ADC or modulator output); shifts MSB-first on falling edge of SCLK. |+| 10 | DRDY/FSYNC | bidirectional | Data ready output in SPI mode or frame-sync input in Frame-Sync mode; mode-dependent function. |+| 11 | SCLK | input | Serial clock input for data retrieval in SPI and Frame-Sync modes; becomes modulator clock output in modulator mode. |+| 12 | CLK | input | Master clock input, operating range 0.1MHz to 27MHz; crystal oscillator recommended. |+| 13 | DVDD | power_in | Digital supply voltage, range 1.65V to 3.6V (1.8V recommended). |+| 14 | DGND | power_in | Digital ground. |+| 15 | VREFN | input | Negative reference input; valid operating range depends on device grade (ADS1271 or ADS1271B). |+| 16 | VREFP | input | Positive reference input; valid operating range depends on device grade (ADS1271 or ADS1271B). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-16-175mil |+| Category | Data Acquisition |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `ADS1271IBPWR`+- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`+- 3D model: TSSOP-16-175mil (KiCad packages3D, STEP)+- 3D model files: `ads1271ibpwr-etched.step` / `ads1271ibpwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads1271ibpwr.step` / `ads1271ibpwr.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/ads1271) (40 pp, sha256 `e557bad6e4152574`, retrieved 2026-09-26, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-4-6` (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/ads1271ibpwr-datasheet.pdf)
page.jsonadded+204@@ -0,0 +1,204 @@+{+ "slug": "ads1271ibpwr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Analog To Digital Converters (ADC), TSSOP-16-175mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "ads1271ibpwr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ads1271ibpwr.kicad_sym",+ "ads1271ibpwr.kicad_mod",+ "ads1271ibpwr.glb",+ "ads1271ibpwr.step",+ "ads1271ibpwr.lbr",+ "docs/hero.png",+ "docs/ads1271ibpwr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ADS1271IBPWR",+ "manufacturer": "Texas Instruments",+ "package": "TSSOP-16-175mil",+ "pin_count": 16,+ "category": "Data Acquisition",+ "subcategory": "Analog To Digital Converters (ADC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ads1271",+ "parts": {+ "symbol": "ads1271ibpwr.kicad_sym",+ "footprint": "ads1271ibpwr.kicad_mod",+ "model_3d": "ads1271ibpwr-etched.glb",+ "model_3d_plain": "ads1271ibpwr.glb",+ "model_3d_step": "ads1271ibpwr-etched.step",+ "model_3d_step_plain": "ads1271ibpwr.step",+ "lbr": "ads1271ibpwr.lbr"+ },+ "distributor_links": {+ "lcsc": "C5215218",+ "digikey": "296-ADS1271IBPWRTR-ND",+ "mouser": "595-ADS1271IBPWR"+ },+ "distributor_check": {+ "checked_at": "2026-09-26T20:26:29Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-ADS1271IBPWRTR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-ADS1271IBPWR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "AINP",+ "type": "input",+ "description": "Positive analog input; input impedance 16.4kΩ in High-Speed/High-Resolution modes or 32.8kΩ in Low-Power mode."+ },+ {+ "number": "2",+ "name": "AINN",+ "type": "input",+ "description": "Negative analog input; input impedance 16.4kΩ in High-Speed/High-Resolution modes or 32.8kΩ in Low-Power mode."+ },+ {+ "number": "3",+ "name": "AGND",+ "type": "power_in",+ "description": "Analog ground."+ },+ {+ "number": "4",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog supply voltage, range 4.75V to 5.25V (nominal 5V)."+ },+ {+ "number": "5",+ "name": "MODE",+ "type": "input",+ "description": "Mode selection input: 0=High-Speed (105kSPS), float=High-Resolution (109dB SNR), 1=Low-Power (35mW)."+ },+ {+ "number": "6",+ "name": "FORMAT",+ "type": "input",+ "description": "Interface format selection: 0=SPI, float=Modulator output (ADS1271B only), 1=Frame-Sync."+ },+ {+ "number": "7",+ "name": "SYNC/PDWN",+ "type": "input",+ "description": "Synchronization (pulse low) or power-down (hold low ≥219 CLK periods) control, active low."+ },+ {+ "number": "8",+ "name": "DIN",+ "type": "input",+ "description": "Serial data input for daisy-chaining; latched on falling edge of SCLK."+ },+ {+ "number": "9",+ "name": "DOUT",+ "type": "output",+ "description": "Serial data output (ADC or modulator output); shifts MSB-first on falling edge of SCLK."+ },+ {+ "number": "10",+ "name": "DRDY/FSYNC",+ "type": "bidirectional",+ "description": "Data ready output in SPI mode or frame-sync input in Frame-Sync mode; mode-dependent function."+ },+ {+ "number": "11",+ "name": "SCLK",+ "type": "input",+ "description": "Serial clock input for data retrieval in SPI and Frame-Sync modes; becomes modulator clock output in modulator mode."+ },+ {+ "number": "12",+ "name": "CLK",+ "type": "input",+ "description": "Master clock input, operating range 0.1MHz to 27MHz; crystal oscillator recommended."+ },+ {+ "number": "13",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital supply voltage, range 1.65V to 3.6V (1.8V recommended)."+ },+ {+ "number": "14",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "15",+ "name": "VREFN",+ "type": "input",+ "description": "Negative reference input; valid operating range depends on device grade (ADS1271 or ADS1271B)."+ },+ {+ "number": "16",+ "name": "VREFP",+ "type": "input",+ "description": "Positive reference input; valid operating range depends on device grade (ADS1271 or ADS1271B)."+ }+ ],+ "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-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 40,+ "cost_usd": 0.3794,+ "at": "2026-09-26T20:26:11"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ads1271",+ "pages": 40,+ "sha256": "e557bad6e4152574",+ "source_tier": "lcsc"+ },+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}