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PCM1796DBR
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Texas Instruments ADCs/DACs - Special Purpose, SSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+64@@ -0,0 +1,64 @@+# PCM1796DBR++**Texas Instruments** · ADCs/DACs - Special Purpose · SSOP-28++PCM1796DBR from Texas Instruments, in a SSOP-28. 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 | ZEROL | bidirectional | Zero flag for L-channel, Schmitt-trigger input and output with 5-V tolerant input and CMOS output. |+| 2 | ZEROR | bidirectional | Zero flag for R-channel, Schmitt-trigger input and output with 5-V tolerant input and CMOS output. |+| 3 | MSEL | input | I2C/SPI select input, Schmitt-trigger with 5-V tolerance. |+| 4 | LRCK | input | Left and right clock (fS) input, Schmitt-trigger with 5-V tolerance. |+| 5 | DATA | input | Serial audio data input, Schmitt-trigger with 5-V tolerance. |+| 6 | BCK | input | Bit clock input, Schmitt-trigger with 5-V tolerance. |+| 7 | SCK | input | System clock input, Schmitt-trigger with 5-V tolerance. |+| 8 | DGND | power_in | Digital ground. |+| 9 | VDD | power_in | Digital power supply, 3.3 V. |+| 10 | MS | bidirectional | Mode control chip-select input, Schmitt-trigger input and output with 5-V tolerant input and CMOS output. |+| 11 | MDI | input | Mode control data input, Schmitt-trigger with 5-V tolerance. |+| 12 | MC | input | Mode control clock input, Schmitt-trigger with 5-V tolerance. |+| 13 | MDO | tri_state | Mode control readback data output, Schmitt-trigger input and output with 5-V tolerant input and open-drain 3-state output in I2C mode. |+| 14 | RST | input | Reset input, Schmitt-trigger with 5-V tolerance. |+| 15 | VCC2R | power_in | Analog power supply (R-channel DACFF), 5 V. |+| 16 | AGND3R | power_in | Analog ground (R-channel DACFF). |+| 17 | IOUTR+ | output | R-channel analog current output+. |+| 18 | IOUTR- | output | R-channel analog current output-. |+| 19 | AGND1 | power_in | Analog ground (internal bias). |+| 20 | IREF | passive | Output current reference bias pin. |+| 21 | VCOMR | passive | R-channel internal bias decoupling pin. |+| 22 | VCOML | passive | L-channel internal bias decoupling pin. |+| 23 | VCC1 | power_in | Analog power supply, 5 V. |+| 24 | AGND2 | power_in | Analog ground (internal bias). |+| 25 | IOUTL+ | output | L-channel analog current output+. |+| 26 | IOUTL- | output | L-channel analog current output-. |+| 27 | AGND3L | power_in | Analog ground (L-channel DACFF). |+| 28 | VCC2L | power_in | Analog power supply (L-channel DACFF), 5 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SSOP-28 |+| Category | Data Acquisition |+| Pins | 28 |++## CAD (KiCad official)++- Symbol: `PCM1796DBR`+- Footprint: `Package_SO:SSOP-28_5.3x10.2mm_P0.65mm`+- 3D model: SSOP-28 (KiCad packages3D, STEP)+- 3D model files: `pcm1796dbr-etched.step` / `pcm1796dbr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `pcm1796dbr.step` / `pcm1796dbr.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/pcm1796) (61 pp, sha256 `2dcf2f6919df116b`, retrieved 2026-10-03, tier: lcsc)+- **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/pcm1796dbr-datasheet.pdf)
page.jsonadded+277@@ -0,0 +1,277 @@+{+ "slug": "pcm1796dbr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments ADCs/DACs - Special Purpose, SSOP-28. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "pcm1796dbr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "pcm1796dbr.kicad_sym",+ "pcm1796dbr.kicad_mod",+ "pcm1796dbr.glb",+ "pcm1796dbr.step",+ "pcm1796dbr.lbr",+ "docs/hero.png",+ "docs/pcm1796dbr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "pcm1796dbr-hero.glb",+ "pcm1796dbr-hero.overlay.json"+ ],+ "component": {+ "mpn": "PCM1796DBR",+ "manufacturer": "Texas Instruments",+ "package": "SSOP-28",+ "pin_count": 28,+ "category": "Data Acquisition",+ "subcategory": "ADCs/DACs - Special Purpose",+ "datasheet": "https://www.ti.com/cn/lit/gpn/pcm1796",+ "parts": {+ "symbol": "pcm1796dbr.kicad_sym",+ "footprint": "pcm1796dbr.kicad_mod",+ "model_3d": "pcm1796dbr-hero.glb",+ "model_3d_plain": "pcm1796dbr.glb",+ "model_3d_step": "pcm1796dbr-etched.step",+ "model_3d_step_plain": "pcm1796dbr.step",+ "lbr": "pcm1796dbr.lbr"+ },+ "distributor_links": {+ "lcsc": 201588,+ "digikey": "296-41377-2-ND",+ "mouser": "595-PCM1796DBR"+ },+ "distributor_check": {+ "checked_at": "2026-10-03T04:48:47Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-41377-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-PCM1796DBR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "ZEROL",+ "type": "bidirectional",+ "description": "Zero flag for L-channel, Schmitt-trigger input and output with 5-V tolerant input and CMOS output."+ },+ {+ "number": "2",+ "name": "ZEROR",+ "type": "bidirectional",+ "description": "Zero flag for R-channel, Schmitt-trigger input and output with 5-V tolerant input and CMOS output."+ },+ {+ "number": "3",+ "name": "MSEL",+ "type": "input",+ "description": "I2C/SPI select input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "4",+ "name": "LRCK",+ "type": "input",+ "description": "Left and right clock (fS) input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "5",+ "name": "DATA",+ "type": "input",+ "description": "Serial audio data input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "6",+ "name": "BCK",+ "type": "input",+ "description": "Bit clock input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "7",+ "name": "SCK",+ "type": "input",+ "description": "System clock input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "8",+ "name": "DGND",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "9",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply, 3.3 V."+ },+ {+ "number": "10",+ "name": "MS",+ "type": "bidirectional",+ "description": "Mode control chip-select input, Schmitt-trigger input and output with 5-V tolerant input and CMOS output."+ },+ {+ "number": "11",+ "name": "MDI",+ "type": "input",+ "description": "Mode control data input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "12",+ "name": "MC",+ "type": "input",+ "description": "Mode control clock input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "13",+ "name": "MDO",+ "type": "tri_state",+ "description": "Mode control readback data output, Schmitt-trigger input and output with 5-V tolerant input and open-drain 3-state output in I2C mode."+ },+ {+ "number": "14",+ "name": "RST",+ "type": "input",+ "description": "Reset input, Schmitt-trigger with 5-V tolerance."+ },+ {+ "number": "15",+ "name": "VCC2R",+ "type": "power_in",+ "description": "Analog power supply (R-channel DACFF), 5 V."+ },+ {+ "number": "16",+ "name": "AGND3R",+ "type": "power_in",+ "description": "Analog ground (R-channel DACFF)."+ },+ {+ "number": "17",+ "name": "IOUTR+",+ "type": "output",+ "description": "R-channel analog current output+."+ },+ {+ "number": "18",+ "name": "IOUTR–",+ "type": "output",+ "description": "R-channel analog current output-."+ },+ {+ "number": "19",+ "name": "AGND1",+ "type": "power_in",+ "description": "Analog ground (internal bias)."+ },+ {+ "number": "20",+ "name": "IREF",+ "type": "passive",+ "description": "Output current reference bias pin."+ },+ {+ "number": "21",+ "name": "VCOMR",+ "type": "passive",+ "description": "R-channel internal bias decoupling pin."+ },+ {+ "number": "22",+ "name": "VCOML",+ "type": "passive",+ "description": "L-channel internal bias decoupling pin."+ },+ {+ "number": "23",+ "name": "VCC1",+ "type": "power_in",+ "description": "Analog power supply, 5 V."+ },+ {+ "number": "24",+ "name": "AGND2",+ "type": "power_in",+ "description": "Analog ground (internal bias)."+ },+ {+ "number": "25",+ "name": "IOUTL+",+ "type": "output",+ "description": "L-channel analog current output+."+ },+ {+ "number": "26",+ "name": "IOUTL–",+ "type": "output",+ "description": "L-channel analog current output-."+ },+ {+ "number": "27",+ "name": "AGND3L",+ "type": "power_in",+ "description": "Analog ground (L-channel DACFF)."+ },+ {+ "number": "28",+ "name": "VCC2L",+ "type": "power_in",+ "description": "Analog power supply (L-channel DACFF), 5 V."+ }+ ],+ "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": 16,+ "cost_usd": 0.1309,+ "at": "2026-10-03T04:48:21"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/pcm1796",+ "pages": 61,+ "sha256": "2dcf2f6919df116b",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 28,+ "described": 28,+ "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]"+ }+}