component
DAC121S101QCMK
Public Made by Adomby adom
Texas Instruments Digital To Analog Converters (DAC), TSOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+42@@ -0,0 +1,42 @@+# DAC121S101QCMK++**Texas Instruments** · Digital To Analog Converters (DAC) · TSOT-23-6++DAC121S101QCMK from Texas Instruments, in a TSOT-23-6. 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 | VOUT | output | DAC analog output voltage, driven by an on-chip output amplifier that allows rail-to-rail output swing. |+| 2 | GND | power_in | Ground reference for all on-chip circuitry. |+| 3 | VA | power_in | Power supply and reference input for a single 2.7 V to 5.5 V supply, which also serves as the DAC voltage reference; should be decoupled to GND. |+| 4 | DIN | input | Serial data input; data is clocked into the 16-bit shift register on the falling edges of SCLK after SYNC falls. |+| 5 | SCLK | input | Serial clock input; data is clocked into the input shift register on the falling edges of this pin, with clock rates up to 30 MHz over the specified supply range. |+| 6 | SYNC | input | Active-low frame sync that enables the input shift register; the DAC updates on the 16th SCLK falling edge, and a rising edge before the 16th clock acts as an interrupt that causes the write to be ignored. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSOT-23-6 |+| Category | Data Acquisition |+| Pins | 6 |++## CAD (KiCad official)++- Symbol: `DAC121S101QCMK`+- Footprint: `Package_TO_SOT_SMD:TSOT-23-6`+- 3D model: TSOT-23-6 (KiCad packages3D, STEP)+- 3D model files: `dac121s101qcmk-etched.step` / `dac121s101qcmk-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dac121s101qcmk.step` / `dac121s101qcmk.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/dac121s101) (39 pp, sha256 `efbe899ec5df26fe`, retrieved 2026-10-08, tier: lcsc)+- **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/dac121s101qcmk-datasheet.pdf)
page.jsonadded+185@@ -0,0 +1,185 @@+{+ "slug": "dac121s101qcmk",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Digital To Analog Converters (DAC), TSOT-23-6. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "data acquisition",+ "dac121s101qcmk",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "dac121s101qcmk.kicad_sym",+ "dac121s101qcmk.kicad_mod",+ "dac121s101qcmk.glb",+ "dac121s101qcmk.step",+ "dac121s101qcmk.lbr",+ "docs/hero.png",+ "docs/dac121s101qcmk-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "dac121s101qcmk-hero.glb",+ "dac121s101qcmk-hero.overlay.json"+ ],+ "component": {+ "mpn": "DAC121S101QCMK",+ "manufacturer": "Texas Instruments",+ "package": "TSOT-23-6",+ "pin_count": 6,+ "category": "Data Acquisition",+ "subcategory": "Digital To Analog Converters (DAC)",+ "datasheet": "https://www.ti.com/cn/lit/gpn/dac121s101",+ "parts": {+ "symbol": "dac121s101qcmk.kicad_sym",+ "footprint": "dac121s101qcmk.kicad_mod",+ "model_3d": "dac121s101qcmk-hero.glb",+ "model_3d_plain": "dac121s101qcmk.glb",+ "model_3d_step": "dac121s101qcmk-etched.step",+ "model_3d_step_plain": "dac121s101qcmk.step",+ "lbr": "dac121s101qcmk.lbr"+ },+ "distributor_links": {+ "lcsc": "C2679550"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T02:32:55Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": null,+ "status": "no match"+ },+ "mouser": {+ "pn": null,+ "status": "no match"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VOUT",+ "type": "output",+ "description": "DAC analog output voltage, driven by an on-chip output amplifier that allows rail-to-rail output swing."+ },+ {+ "number": "2",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for all on-chip circuitry."+ },+ {+ "number": "3",+ "name": "VA",+ "type": "power_in",+ "description": "Power supply and reference input for a single 2.7 V to 5.5 V supply, which also serves as the DAC voltage reference; should be decoupled to GND."+ },+ {+ "number": "4",+ "name": "DIN",+ "type": "input",+ "description": "Serial data input; data is clocked into the 16-bit shift register on the falling edges of SCLK after SYNC falls."+ },+ {+ "number": "5",+ "name": "SCLK",+ "type": "input",+ "description": "Serial clock input; data is clocked into the input shift register on the falling edges of this pin, with clock rates up to 30 MHz over the specified supply range."+ },+ {+ "number": "6",+ "name": "SYNC",+ "type": "input",+ "description": "Active-low frame sync that enables the input shift register; the DAC updates on the 16th SCLK falling edge, and a rising edge before the 16th clock acts as an interrupt that causes the write to be ignored."+ }+ ],+ "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 datasheet's package is named SOT-23-THIN (DDC) and the 6-lead SOT is the only 6-pin option; the ; Pin numbers were taken from the Pin Functions table's SOT NO. column (page 3) and cross-checked agai"+ ],+ "pages_sent": 8,+ "cost_usd": 0.0535,+ "at": "2026-10-08T02:32:40"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/dac121s101",+ "pages": 39,+ "sha256": "efbe899ec5df26fe",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 6,+ "described": 6,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "dac121s101qcmk.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2.8,+ 2.9,+ 0.95+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "1007b8f67a3e81e2c5182bfd1fd27afe4d8d3710e0bfa1a14b8a91db8b595eb5",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "dac121s101qcmk-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 2.8,+ 2.9,+ 0.95+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "3c06c21485bb2f3e0852c01f0c4333fa24368be4ae145917840b353c362e61a1",+ "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]"+ }+}