component
ADS7128IRTER
Public Made by Adomby adom
Texas Instruments Analog To Digital Converters (ADC), WQFN-16-EP(3x3). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+54@@ -0,0 +1,54 @@+# ADS7128IRTER++**Texas Instruments** · Analog To Digital Converters (ADC) · WQFN-16-EP(3x3)++ADS7128IRTER from Texas Instruments, in a WQFN-16-EP(3x3). 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 | AIN2/GPIO2 | bidirectional | Channel 2 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 2 | AIN3/GPIO3 | bidirectional | Channel 3 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 3 | AIN4/GPIO4 | bidirectional | Channel 4 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 4 | AIN5/GPIO5 | bidirectional | Channel 5 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 5 | AIN6/GPIO6 | bidirectional | Channel 6 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 6 | AIN7/GPIO7 | bidirectional | Channel 7 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 7 | AVDD | power_in | Analog supply voltage and reference voltage for ADC; operating range 2.35 V to 5.5 V; requires 1-µF low-ESR decoupling capacitor to GND. |+| 8 | DECAP | passive | Decoupling capacitor connection for internal power supply; connect capacitor in range 0.22 µF to 1 µF. |+| 9 | GND | power_in | Ground reference for all analog and digital signals; maximum voltage -0.3 V to GND. |+| 10 | DVDD | power_in | Digital I/O supply voltage; operating range 1.65 V to 5.5 V; requires 1-µF decoupling capacitor to GND. |+| 11 | ADDR | input | I2C address selector input; connect external resistor from this pin to DECAP or GND to select one of eight I2C addresses; input range -0.3 V to 2.1 V. |+| 12 | ALERT | output | Digital comparator alert output; configurable as open-drain (default) or push-pull output with maximum sink current of 5 mA; can indicate CRC error or RMS completion. |+| 13 | SCL | input | I2C serial clock input; supports standard mode (up to 400 kHz), fast mode, fast mode plus, and high-speed mode (up to 3.4 MHz) with input thresholds 0.7 × DVDD (high) and 0.3 × DVDD (low). |+| 14 | SDA | bidirectional | I2C serial data input/output pin; supports standard mode (up to 400 kHz), fast mode, fast mode plus, and high-speed mode (up to 3.4 MHz) with input thresholds 0.7 × DVDD (high) and 0.3 × DVDD (low). |+| 15 | AIN0/GPIO0 | bidirectional | Channel 0 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 16 | AIN1/GPIO1 | bidirectional | Channel 1 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA. |+| 17 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | WQFN-16-EP(3x3) |+| Category | Data Acquisition |+| Pins | 17 |++## CAD (KiCad official)++- Symbol: `ADS7128IRTER`+- Footprint: `Package_DFN_QFN:QFN-16-1EP_3x3mm_P0.5mm_EP1.7x1.7mm`+- 3D model: WQFN-16-EP(3x3) (KiCad packages3D, STEP)+- 3D model files: `ads7128irter-etched.step` / `ads7128irter-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ads7128irter.step` / `ads7128irter.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/ads7128) (81 pp, sha256 `15b04478f2faa591`, retrieved 2026-09-23, 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 0.2`, 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/ads7128irter-datasheet.pdf)
page.jsonadded+197@@ -0,0 +1,197 @@+{+ "slug": "ads7128irter",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Analog To Digital Converters (ADC), WQFN-16-EP(3x3). Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "ads7128irter",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "ads7128irter.kicad_sym",+ "ads7128irter.kicad_mod",+ "ads7128irter.glb",+ "ads7128irter.step",+ "ads7128irter.lbr",+ "docs/hero.png",+ "docs/ads7128irter-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "ADS7128IRTER",+ "manufacturer": "Texas Instruments",+ "package": "WQFN-16-EP(3x3)",+ "pin_count": 17,+ "category": "Data Acquisition",+ "subcategory": "Analog To Digital Converters (ADC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/ads7128",+ "parts": {+ "symbol": "ads7128irter.kicad_sym",+ "footprint": "ads7128irter.kicad_mod",+ "model_3d": "ads7128irter-etched.glb",+ "model_3d_plain": "ads7128irter.glb",+ "model_3d_step": "ads7128irter-etched.step",+ "model_3d_step_plain": "ads7128irter.step",+ "lbr": "ads7128irter.lbr"+ },+ "distributor_links": {+ "lcsc": "C2867992"+ },+ "pins": [+ {+ "number": "1",+ "name": "AIN2/GPIO2",+ "type": "bidirectional",+ "description": "Channel 2 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "2",+ "name": "AIN3/GPIO3",+ "type": "bidirectional",+ "description": "Channel 3 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "3",+ "name": "AIN4/GPIO4",+ "type": "bidirectional",+ "description": "Channel 4 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "4",+ "name": "AIN5/GPIO5",+ "type": "bidirectional",+ "description": "Channel 5 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "5",+ "name": "AIN6/GPIO6",+ "type": "bidirectional",+ "description": "Channel 6 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "6",+ "name": "AIN7/GPIO7",+ "type": "bidirectional",+ "description": "Channel 7 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "7",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog supply voltage and reference voltage for ADC; operating range 2.35 V to 5.5 V; requires 1-µF low-ESR decoupling capacitor to GND."+ },+ {+ "number": "8",+ "name": "DECAP",+ "type": "passive",+ "description": "Decoupling capacitor connection for internal power supply; connect capacitor in range 0.22 µF to 1 µF."+ },+ {+ "number": "9",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for all analog and digital signals; maximum voltage -0.3 V to GND."+ },+ {+ "number": "10",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital I/O supply voltage; operating range 1.65 V to 5.5 V; requires 1-µF decoupling capacitor to GND."+ },+ {+ "number": "11",+ "name": "ADDR",+ "type": "input",+ "description": "I2C address selector input; connect external resistor from this pin to DECAP or GND to select one of eight I2C addresses; input range -0.3 V to 2.1 V."+ },+ {+ "number": "12",+ "name": "ALERT",+ "type": "output",+ "description": "Digital comparator alert output; configurable as open-drain (default) or push-pull output with maximum sink current of 5 mA; can indicate CRC error or RMS completion."+ },+ {+ "number": "13",+ "name": "SCL",+ "type": "input",+ "description": "I2C serial clock input; supports standard mode (up to 400 kHz), fast mode, fast mode plus, and high-speed mode (up to 3.4 MHz) with input thresholds 0.7 × DVDD (high) and 0.3 × DVDD (low)."+ },+ {+ "number": "14",+ "name": "SDA",+ "type": "bidirectional",+ "description": "I2C serial data input/output pin; supports standard mode (up to 400 kHz), fast mode, fast mode plus, and high-speed mode (up to 3.4 MHz) with input thresholds 0.7 × DVDD (high) and 0.3 × DVDD (low)."+ },+ {+ "number": "15",+ "name": "AIN0/GPIO0",+ "type": "bidirectional",+ "description": "Channel 0 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "16",+ "name": "AIN1/GPIO1",+ "type": "bidirectional",+ "description": "Channel 1 configurable as analog input (default), digital input, or digital output; input range -0.3 V to AVDD + 0.3 V with maximum pin current of ±10 mA."+ },+ {+ "number": "17",+ "name": "EP",+ "type": "passive",+ "description": "Exposed pad (from the footprint; not named in the datasheet pin table)."+ }+ ],+ "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": [+ "exposed pad 17 added from the footprint"+ ],+ "pages_sent": 81,+ "cost_usd": 0.7828,+ "at": "2026-09-23T14:59:26"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/ads7128",+ "pages": 81,+ "sha256": "15b04478f2faa591",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 17,+ "described": 17,+ "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]"+ }+}