component
SN74LS393DR
Public Made by Adomby adom
Texas Instruments Counters, Dividers, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
← Commit history
README.mdadded+50@@ -0,0 +1,50 @@+# SN74LS393DR++**Texas Instruments** · Counters, Dividers · SOIC-14++SN74LS393DR from Texas Instruments, in a SOIC-14. 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 | 1A | input | Clock input of counter 1, advancing the count on the falling edge (logic symbol pin 1). |+| 2 | 1CLR | input | Direct clear input of counter 1, which resets its four outputs to low. |+| 3 | 1QA | output | Counter 1 output QA, the least-significant bit of the binary count. |+| 4 | 1QB | output | Counter 1 output QB of the 4-bit binary count. |+| 5 | 1QC | output | Counter 1 output QC of the 4-bit binary count. |+| 6 | 1QD | output | Counter 1 output QD, the most-significant bit of the binary count. |+| 7 | GND | power_in | Ground. |+| 8 | 2QD | output | Counter 2 output QD, the most-significant bit of the binary count. |+| 9 | 2QC | output | Counter 2 output QC of the 4-bit binary count. |+| 10 | 2QB | output | Counter 2 output QB of the 4-bit binary count. |+| 11 | 2QA | output | Counter 2 output QA, the least-significant bit of the binary count. |+| 12 | 2CLR | input | Direct clear input of counter 2, which resets its four outputs to low. |+| 13 | 2A | input | Clock input of counter 2, advancing the count on the falling edge. |+| 14 | VCC | power_in | Positive supply voltage. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-14 |+| Category | Logic |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `SN74LS393DR`+- Footprint: `Package_SO:SOIC-14_3.9x8.7mm_P1.27mm`+- 3D model: SOIC-14 (KiCad packages3D, STEP)+- 3D model files: `sn74ls393dr-etched.step` / `sn74ls393dr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74ls393dr.step` / `sn74ls393dr.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/lit/ds/symlink/sn74ls393.pdf) (37 pp, sha256 `01ffbca0db1f34ba`, retrieved 2026-10-05, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-opus-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/sn74ls393dr-datasheet.pdf)
page.jsonadded+196@@ -0,0 +1,196 @@+{+ "slug": "sn74ls393dr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Counters, Dividers, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "sn74ls393dr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "sn74ls393dr.kicad_sym",+ "sn74ls393dr.kicad_mod",+ "sn74ls393dr.glb",+ "sn74ls393dr.step",+ "sn74ls393dr.lbr",+ "docs/hero.png",+ "docs/sn74ls393dr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "sn74ls393dr-hero.glb",+ "sn74ls393dr-hero.overlay.json"+ ],+ "component": {+ "mpn": "SN74LS393DR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-14",+ "pin_count": 14,+ "category": "Logic",+ "subcategory": "Counters, Dividers",+ "datasheet": "https://www.ti.com/lit/ds/symlink/sn74ls393.pdf",+ "parts": {+ "symbol": "sn74ls393dr.kicad_sym",+ "footprint": "sn74ls393dr.kicad_mod",+ "model_3d": "sn74ls393dr-hero.glb",+ "model_3d_plain": "sn74ls393dr.glb",+ "model_3d_step": "sn74ls393dr-etched.step",+ "model_3d_step_plain": "sn74ls393dr.step",+ "lbr": "sn74ls393dr.lbr"+ },+ "distributor_links": {+ "lcsc": 2652999,+ "digikey": "296-29007-2-ND",+ "mouser": "595-SN74LS393DR"+ },+ "distributor_check": {+ "checked_at": "2026-10-05T21:38:09Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-29007-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-SN74LS393DR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "1A",+ "type": "input",+ "description": "Clock input of counter 1, advancing the count on the falling edge (logic symbol pin 1)."+ },+ {+ "number": "2",+ "name": "1CLR",+ "type": "input",+ "description": "Direct clear input of counter 1, which resets its four outputs to low."+ },+ {+ "number": "3",+ "name": "1QA",+ "type": "output",+ "description": "Counter 1 output QA, the least-significant bit of the binary count."+ },+ {+ "number": "4",+ "name": "1QB",+ "type": "output",+ "description": "Counter 1 output QB of the 4-bit binary count."+ },+ {+ "number": "5",+ "name": "1QC",+ "type": "output",+ "description": "Counter 1 output QC of the 4-bit binary count."+ },+ {+ "number": "6",+ "name": "1QD",+ "type": "output",+ "description": "Counter 1 output QD, the most-significant bit of the binary count."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "8",+ "name": "2QD",+ "type": "output",+ "description": "Counter 2 output QD, the most-significant bit of the binary count."+ },+ {+ "number": "9",+ "name": "2QC",+ "type": "output",+ "description": "Counter 2 output QC of the 4-bit binary count."+ },+ {+ "number": "10",+ "name": "2QB",+ "type": "output",+ "description": "Counter 2 output QB of the 4-bit binary count."+ },+ {+ "number": "11",+ "name": "2QA",+ "type": "output",+ "description": "Counter 2 output QA, the least-significant bit of the binary count."+ },+ {+ "number": "12",+ "name": "2CLR",+ "type": "input",+ "description": "Direct clear input of counter 2, which resets its four outputs to low."+ },+ {+ "number": "13",+ "name": "2A",+ "type": "input",+ "description": "Clock input of counter 2, advancing the count on the falling edge."+ },+ {+ "number": "14",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply voltage."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-sonnet-5-5",+ "primary_mode": "text+vision",+ "consensus_model": "claude-opus-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: The datasheet text provided has no electrical tables, so no specs are extracted. The pin description",+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 37,+ "cost_usd": 0.542,+ "at": "2026-10-05T21:37:52"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/sn74ls393.pdf",+ "pages": 37,+ "sha256": "01ffbca0db1f34ba",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 14,+ "described": 14,+ "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]"+ }+}