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ADS8166IRHBT
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Texas Instruments Global Sourcing Parts, VQFN-32-EP(5x5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+70@@ -0,0 +1,70 @@+# ADS8166IRHBT++**Texas Instruments** · Global Sourcing Parts · VQFN-32-EP(5x5)++ADS8166IRHBT from Texas Instruments, in a VQFN-32-EP(5x5). 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 | Ground power supply pin. |+| 2 | DECAP | power_in | Internal power supply decoupling pin; connect a 1µF capacitor to GND. |+| 3 | REFIO | bidirectional | External reference voltage input or internal reference 4.096V output; connect a 1µF capacitor to GND. |+| 4 | REFM | input | Reference ground potential; externally short to GND. |+| 5 | REFP | bidirectional | Reference buffer output and ADC reference input; externally short pins 5 and 6 together. |+| 6 | REFP | bidirectional | Reference buffer output and ADC reference input; externally short pins 5 and 6 together. |+| 7 | REFby2 | output | Analog output with voltage equal to half the REFP voltage; connect a 1µF capacitor to GND. |+| 8 | AIN-COM | input | Common analog input used in pseudo-differential or single-ended input configurations. |+| 9 | AIN0 | input | Analog input channel 0. |+| 10 | AIN1 | input | Analog input channel 1. |+| 11 | AIN2 | input | Analog input channel 2. |+| 12 | AIN3 | input | Analog input channel 3. |+| 13 | AIN4 | input | Analog input channel 4. |+| 14 | AIN5 | input | Analog input channel 5. |+| 15 | AIN6 | input | Analog input channel 6. |+| 16 | AIN7 | input | Analog input channel 7. |+| 17 | ADC-INP | input | Positive ADC analog input. |+| 18 | MUXOUT-P | output | MUX positive analog output. |+| 19 | MUXOUT-M | output | MUX negative analog output. |+| 20 | ADC-INM | input | Negative ADC analog input. |+| 21 | GND | power_in | Ground power supply pin. |+| 22 | ALERT | output | Digital ALERT output; active high; logical OR of all enabled channel ALERTs. |+| 23 | CS | input | Chip-select input; active low; device starts converting on rising edge of CS. |+| 24 | SDI | input | Serial data input pin for device commands and configuration data. |+| 25 | SCLK | input | Serial clock input pin for SPI interface timing. |+| 26 | SDO-0 | output | Serial data output 0 for device data. |+| 27 | SDO-1/SEQSTS | output | Multifunction output; indicates channel scanning status or serial data output 1 in dual SDO mode. |+| 28 | READY | output | Multifunction output; reflects conversion status when CS is high; protocol-dependent when CS is low. |+| 29 | RST | input | Asynchronous reset input; active low; low pulse resets device to default states. |+| 30 | DVDD | power_in | Interface power supply pin; connect a 1µF capacitor to GND. |+| 31 | GND | power_in | Ground power supply pin. |+| 32 | AVDD | power_in | Analog power supply pin; connect a 1µF capacitor to GND. |+| 33 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | VQFN-32-EP(5x5) |+| Category | Global Sourcing Parts |+| Pins | 33 |++## CAD (KiCad official)++- Symbol: `ADS8166IRHBT`+- Footprint: `Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.3x3.3mm`+- 3D model: VQFN-32-EP(5x5) (KiCad packages3D, STEP)+- 3D model files: `ads8166irhbt-etched.step` / `ads8166irhbt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads8166irhbt.step` / `ads8166irhbt.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/ads8166) (86 pp, sha256 `fa97ed7844ff4a62`, retrieved 2026-10-06, 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-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/ads8166irhbt-datasheet.pdf)
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Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "global sourcing parts",+ "ads8166irhbt",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ads8166irhbt.kicad_sym",+ "ads8166irhbt.kicad_mod",+ "ads8166irhbt.glb",+ "ads8166irhbt.step",+ "ads8166irhbt.lbr",+ "docs/hero.png",+ "docs/ads8166irhbt-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "ads8166irhbt-hero.glb",+ "ads8166irhbt-hero.overlay.json"+ ],+ "component": {+ "mpn": "ADS8166IRHBT",+ "manufacturer": "Texas Instruments",+ "package": "VQFN-32-EP(5x5)",+ "pin_count": 33,+ "category": "Global Sourcing Parts",+ "subcategory": "Global Sourcing Parts",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ads8166",+ "parts": {+ "symbol": "ads8166irhbt.kicad_sym",+ "footprint": "ads8166irhbt.kicad_mod",+ "model_3d": "ads8166irhbt-hero.glb",+ "model_3d_plain": "ads8166irhbt.glb",+ "model_3d_step": "ads8166irhbt-etched.step",+ "model_3d_step_plain": "ads8166irhbt.step",+ "lbr": "ads8166irhbt.lbr"+ },+ "distributor_links": {+ "lcsc": 2669957,+ "digikey": "296-53018-2-ND",+ "mouser": "595-ADS8166IRHBT"+ },+ "distributor_check": {+ "checked_at": "2026-10-06T16:56:51Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-53018-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-ADS8166IRHBT",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "GND",+ "type": "power_in",+ "description": "Ground power supply pin."+ },+ {+ "number": "2",+ "name": "DECAP",+ "type": "power_in",+ "description": "Internal power supply decoupling pin; connect a 1µF capacitor to GND."+ },+ {+ "number": "3",+ "name": "REFIO",+ "type": "bidirectional",+ "description": "External reference voltage input or internal reference 4.096V output; connect a 1µF capacitor to GND."+ },+ {+ "number": "4",+ "name": "REFM",+ "type": "input",+ "description": "Reference ground potential; externally short to GND."+ },+ {+ "number": "5",+ "name": "REFP",+ "type": "bidirectional",+ "description": "Reference buffer output and ADC reference input; externally short pins 5 and 6 together."+ },+ {+ "number": "6",+ "name": "REFP",+ "type": "bidirectional",+ "description": "Reference buffer output and ADC reference input; externally short pins 5 and 6 together."+ },+ {+ "number": "7",+ "name": "REFby2",+ "type": "output",+ "description": "Analog output with voltage equal to half the REFP voltage; connect a 1µF capacitor to GND."+ },+ {+ "number": "8",+ "name": "AIN-COM",+ "type": "input",+ "description": "Common analog input used in pseudo-differential or single-ended input configurations."+ },+ {+ "number": "9",+ "name": "AIN0",+ "type": "input",+ "description": "Analog input channel 0."+ },+ {+ "number": "10",+ "name": "AIN1",+ "type": "input",+ "description": "Analog input channel 1."+ },+ {+ "number": "11",+ "name": "AIN2",+ "type": "input",+ "description": "Analog input channel 2."+ },+ {+ "number": "12",+ "name": "AIN3",+ "type": "input",+ "description": "Analog input channel 3."+ },+ {+ "number": "13",+ "name": "AIN4",+ "type": "input",+ "description": "Analog input channel 4."+ },+ {+ "number": "14",+ "name": "AIN5",+ "type": "input",+ "description": "Analog input channel 5."+ },+ {+ "number": "15",+ "name": "AIN6",+ "type": "input",+ "description": "Analog input channel 6."+ },+ {+ "number": "16",+ "name": "AIN7",+ "type": "input",+ "description": "Analog input channel 7."+ },+ {+ "number": "17",+ "name": "ADC-INP",+ "type": "input",+ "description": "Positive ADC analog input."+ },+ {+ "number": "18",+ "name": "MUXOUT-P",+ "type": "output",+ "description": "MUX positive analog output."+ },+ {+ "number": "19",+ "name": "MUXOUT-M",+ "type": "output",+ "description": "MUX negative analog output."+ },+ {+ "number": "20",+ "name": "ADC-INM",+ "type": "input",+ "description": "Negative ADC analog input."+ },+ {+ "number": "21",+ "name": "GND",+ "type": "power_in",+ "description": "Ground power supply pin."+ },+ {+ "number": "22",+ "name": "ALERT",+ "type": "output",+ "description": "Digital ALERT output; active high; logical OR of all enabled channel ALERTs."+ },+ {+ "number": "23",+ "name": "CS",+ "type": "input",+ "description": "Chip-select input; active low; device starts converting on rising edge of CS."+ },+ {+ "number": "24",+ "name": "SDI",+ "type": "input",+ "description": "Serial data input pin for device commands and configuration data."+ },+ {+ "number": "25",+ "name": "SCLK",+ "type": "input",+ "description": "Serial clock input pin for SPI interface timing."+ },+ {+ "number": "26",+ "name": "SDO-0",+ "type": "output",+ "description": "Serial data output 0 for device data."+ },+ {+ "number": "27",+ "name": "SDO-1/SEQSTS",+ "type": "output",+ "description": "Multifunction output; indicates channel scanning status or serial data output 1 in dual SDO mode."+ },+ {+ "number": "28",+ "name": "READY",+ "type": "output",+ "description": "Multifunction output; reflects conversion status when CS is high; protocol-dependent when CS is low."+ },+ {+ "number": "29",+ "name": "RST",+ "type": "input",+ "description": "Asynchronous reset input; active low; low pulse resets device to default states."+ },+ {+ "number": "30",+ "name": "DVDD",+ "type": "power_in",+ "description": "Interface power supply pin; connect a 1µF capacitor to GND."+ },+ {+ "number": "31",+ "name": "GND",+ "type": "power_in",+ "description": "Ground power supply pin."+ },+ {+ "number": "32",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog power supply pin; connect a 1µF capacitor to GND."+ },+ {+ "number": "33",+ "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-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pins 5 and 6 are both designated REFP and share identical descriptions; datasheet requires external ",+ "exposed pad 33 added from the footprint",+ "dropped thermal pad ['EP'] absent from footprint"+ ],+ "pages_sent": 18,+ "cost_usd": 0.2487,+ "at": "2026-10-06T16:56:34"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ads8166",+ "pages": 86,+ "sha256": "fa97ed7844ff4a62",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 33,+ "described": 33,+ "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]"+ }+}