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ADC3423IRTQR
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Texas Instruments Analog To Digital Converters (ADCs), QFN-56-EP(8x8). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+94@@ -0,0 +1,94 @@+# ADC3423IRTQR++**Texas Instruments** · Analog To Digital Converters (ADCs) · QFN-56-EP(8x8)++ADC3423IRTQR from Texas Instruments, in a QFN-56-EP(8x8). 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 | DA1P | output | Positive serial LVDS output for wire-1 of channel A. |+| 2 | DA1M | output | Negative serial LVDS output for wire-1 of channel A. |+| 3 | DA0P | output | Positive serial LVDS output for wire-0 of channel A. |+| 4 | DA0M | output | Negative serial LVDS output for wire-0 of channel A. |+| 5 | DVDD | power_in | Digital 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 6 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 7 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 8 | INAM | input | Negative differential analog input for channel A. |+| 9 | INAP | input | Positive differential analog input for channel A. |+| 10 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 11 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 12 | INBP | input | Positive differential analog input for channel B. |+| 13 | INBM | input | Negative differential analog input for channel B. |+| 14 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 15 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 16 | SCLK | input | Serial interface clock input with an internal 150-kΩ pulldown resistor. |+| 17 | SDATA | input | Serial interface data input with an internal 150-kΩ pulldown resistor. |+| 18 | SEN | input | Serial interface enable, active low, with an internal 150-kΩ pullup resistor to AVDD. |+| 19 | SDOUT | output | Serial interface data output. |+| 20 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 21 | CLKM | input | Negative differential clock input for the ADC. |+| 22 | CLKP | input | Positive differential clock input for the ADC. |+| 23 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 24 | RESET | input | Hardware reset, active high, with an internal 150-kΩ pulldown resistor. |+| 25 | SYSREFP | input | Positive external SYSREF input. |+| 26 | SYSREFM | input | Negative external SYSREF input. |+| 27 | VCM | output | Common-mode voltage output for the analog inputs. |+| 28 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 29 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 30 | INCM | input | Negative differential analog input for channel C. |+| 31 | INCP | input | Positive differential analog input for channel C. |+| 32 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 33 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 34 | INDP | input | Positive differential analog input for channel D. |+| 35 | INDM | input | Negative differential analog input for channel D. |+| 36 | AVDD | power_in | Analog 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 37 | PDN | input | Power-down control, configurable via the SPI, with an internal 150-kΩ pulldown resistor. |+| 38 | DVDD | power_in | Digital 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 39 | DD1P | output | Positive serial LVDS output for wire-1 of channel D. |+| 40 | DD1M | output | Negative serial LVDS output for wire-1 of channel D. |+| 41 | DD0P | output | Positive serial LVDS output for wire-0 of channel D. |+| 42 | DD0M | output | Negative serial LVDS output for wire-0 of channel D. |+| 43 | DC1P | output | Positive serial LVDS output for wire-1 of channel C. |+| 44 | DC1M | output | Negative serial LVDS output for wire-1 of channel C. |+| 45 | DC0P | output | Positive serial LVDS output for wire-0 of channel C. |+| 46 | DC0M | output | Negative serial LVDS output for wire-0 of channel C. |+| 47 | DVDD | power_in | Digital 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 48 | FCLKP | output | Positive frame clock output. |+| 49 | FCLKM | output | Negative frame clock output. |+| 50 | DCLKP | output | Positive bit clock output. |+| 51 | DCLKM | output | Negative bit clock output. |+| 52 | DVDD | power_in | Digital 1.8-V power supply (1.7 V to 1.9 V recommended). |+| 53 | DB1P | output | Positive serial LVDS output for wire-1 of channel B. |+| 54 | DB1M | output | Negative serial LVDS output for wire-1 of channel B. |+| 55 | DB0P | output | Positive serial LVDS output for wire-0 of channel B. |+| 56 | DB0M | output | Negative serial LVDS output for wire-0 of channel B. |+| 57 | GND | power_in | PowerPAD exposed thermal pad on the back side, ground, 0 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | QFN-56-EP(8x8) |+| Category | ADC/DAC/Data Conversion |+| Pins | 57 |++## CAD (KiCad official)++- Symbol: `ADC3423IRTQR`+- Footprint: `Package_DFN_QFN:QFN-56-1EP_8x8mm_P0.5mm_EP4.5x5.2mm`+- 3D model: QFN-56-EP(8x8) (KiCad packages3D, STEP)+- 3D model files: `adc3423irtqr-etched.step` / `adc3423irtqr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `adc3423irtqr.step` / `adc3423irtqr.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/adc3422) (80 pp, sha256 `48d3d273984a8052`, retrieved 2026-10-08, 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-5-5` (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/adc3423irtqr-datasheet.pdf)
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Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "adc-dac-data conversion",+ "adc3423irtqr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "adc3423irtqr.kicad_sym",+ "adc3423irtqr.kicad_mod",+ "adc3423irtqr.glb",+ "adc3423irtqr.step",+ "adc3423irtqr.lbr",+ "docs/hero.png",+ "docs/adc3423irtqr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "adc3423irtqr-hero.glb",+ "adc3423irtqr-hero.overlay.json"+ ],+ "component": {+ "mpn": "ADC3423IRTQR",+ "manufacturer": "Texas Instruments",+ "package": "QFN-56-EP(8x8)",+ "pin_count": 57,+ "category": "ADC/DAC/Data Conversion",+ "subcategory": "Analog To Digital Converters (ADCs)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/adc3422",+ "parts": {+ "symbol": "adc3423irtqr.kicad_sym",+ "footprint": "adc3423irtqr.kicad_mod",+ "model_3d": "adc3423irtqr-hero.glb",+ "model_3d_plain": "adc3423irtqr.glb",+ "model_3d_step": "adc3423irtqr-etched.step",+ "model_3d_step_plain": "adc3423irtqr.step",+ "lbr": "adc3423irtqr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2670770",+ "digikey": "ADC3423IRTQR-ND",+ "mouser": "595-ADC3423IRTQR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T20:51:18Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "ADC3423IRTQR-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-ADC3423IRTQR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "DA1P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-1 of channel A."+ },+ {+ "number": "2",+ "name": "DA1M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-1 of channel A."+ },+ {+ "number": "3",+ "name": "DA0P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-0 of channel A."+ },+ {+ "number": "4",+ "name": "DA0M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-0 of channel A."+ },+ {+ "number": "5",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "6",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "7",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "8",+ "name": "INAM",+ "type": "input",+ "description": "Negative differential analog input for channel A."+ },+ {+ "number": "9",+ "name": "INAP",+ "type": "input",+ "description": "Positive differential analog input for channel A."+ },+ {+ "number": "10",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "11",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "12",+ "name": "INBP",+ "type": "input",+ "description": "Positive differential analog input for channel B."+ },+ {+ "number": "13",+ "name": "INBM",+ "type": "input",+ "description": "Negative differential analog input for channel B."+ },+ {+ "number": "14",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "15",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "16",+ "name": "SCLK",+ "type": "input",+ "description": "Serial interface clock input with an internal 150-kΩ pulldown resistor."+ },+ {+ "number": "17",+ "name": "SDATA",+ "type": "input",+ "description": "Serial interface data input with an internal 150-kΩ pulldown resistor."+ },+ {+ "number": "18",+ "name": "SEN",+ "type": "input",+ "description": "Serial interface enable, active low, with an internal 150-kΩ pullup resistor to AVDD."+ },+ {+ "number": "19",+ "name": "SDOUT",+ "type": "output",+ "description": "Serial interface data output."+ },+ {+ "number": "20",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "21",+ "name": "CLKM",+ "type": "input",+ "description": "Negative differential clock input for the ADC."+ },+ {+ "number": "22",+ "name": "CLKP",+ "type": "input",+ "description": "Positive differential clock input for the ADC."+ },+ {+ "number": "23",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "24",+ "name": "RESET",+ "type": "input",+ "description": "Hardware reset, active high, with an internal 150-kΩ pulldown resistor."+ },+ {+ "number": "25",+ "name": "SYSREFP",+ "type": "input",+ "description": "Positive external SYSREF input."+ },+ {+ "number": "26",+ "name": "SYSREFM",+ "type": "input",+ "description": "Negative external SYSREF input."+ },+ {+ "number": "27",+ "name": "VCM",+ "type": "output",+ "description": "Common-mode voltage output for the analog inputs."+ },+ {+ "number": "28",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "29",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "30",+ "name": "INCM",+ "type": "input",+ "description": "Negative differential analog input for channel C."+ },+ {+ "number": "31",+ "name": "INCP",+ "type": "input",+ "description": "Positive differential analog input for channel C."+ },+ {+ "number": "32",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "33",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "34",+ "name": "INDP",+ "type": "input",+ "description": "Positive differential analog input for channel D."+ },+ {+ "number": "35",+ "name": "INDM",+ "type": "input",+ "description": "Negative differential analog input for channel D."+ },+ {+ "number": "36",+ "name": "AVDD",+ "type": "power_in",+ "description": "Analog 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "37",+ "name": "PDN",+ "type": "input",+ "description": "Power-down control, configurable via the SPI, with an internal 150-kΩ pulldown resistor."+ },+ {+ "number": "38",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "39",+ "name": "DD1P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-1 of channel D."+ },+ {+ "number": "40",+ "name": "DD1M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-1 of channel D."+ },+ {+ "number": "41",+ "name": "DD0P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-0 of channel D."+ },+ {+ "number": "42",+ "name": "DD0M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-0 of channel D."+ },+ {+ "number": "43",+ "name": "DC1P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-1 of channel C."+ },+ {+ "number": "44",+ "name": "DC1M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-1 of channel C."+ },+ {+ "number": "45",+ "name": "DC0P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-0 of channel C."+ },+ {+ "number": "46",+ "name": "DC0M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-0 of channel C."+ },+ {+ "number": "47",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "48",+ "name": "FCLKP",+ "type": "output",+ "description": "Positive frame clock output."+ },+ {+ "number": "49",+ "name": "FCLKM",+ "type": "output",+ "description": "Negative frame clock output."+ },+ {+ "number": "50",+ "name": "DCLKP",+ "type": "output",+ "description": "Positive bit clock output."+ },+ {+ "number": "51",+ "name": "DCLKM",+ "type": "output",+ "description": "Negative bit clock output."+ },+ {+ "number": "52",+ "name": "DVDD",+ "type": "power_in",+ "description": "Digital 1.8-V power supply (1.7 V to 1.9 V recommended)."+ },+ {+ "number": "53",+ "name": "DB1P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-1 of channel B."+ },+ {+ "number": "54",+ "name": "DB1M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-1 of channel B."+ },+ {+ "number": "55",+ "name": "DB0P",+ "type": "output",+ "description": "Positive serial LVDS output for wire-0 of channel B."+ },+ {+ "number": "56",+ "name": "DB0M",+ "type": "output",+ "description": "Negative serial LVDS output for wire-0 of channel B."+ },+ {+ "number": "57",+ "name": "GND",+ "type": "power_in",+ "description": "PowerPAD exposed thermal pad on the back side, ground, 0 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The GND PowerPAD (exposed thermal pad on the package back side, labelled 'GND Pad (Back Side)' on pa; The datasheet covers the ADC3421/3422/3423/3424 family with one shared RTQ pinout. The pin table on ; Pin table lists 56 numbered pins (1-56), all of which are included above. Pin types follow KiCad ERC",+ "exposed pad 57 added from the footprint"+ ],+ "pages_sent": 11,+ "cost_usd": 0.1002,+ "at": "2026-10-08T20:50:40"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/adc3422",+ "pages": 80,+ "sha256": "48d3d273984a8052",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 57,+ "described": 57,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "adc3423irtqr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 8,+ 8,+ 1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "54eb482f12c9d8b70c1bfc78306a1c34f412f3556e225cbd097840e5abdb7981",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "adc3423irtqr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 8,+ 8,+ 1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "234e90dacb32aab85c2c2bd273675305472206acbb38b860c8be8d7d4aa2874c",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}