component
CD74HC4538QM96G4Q1
Public Made by Adomby adom
Texas Instruments Monostable Multivibrators, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+53@@ -0,0 +1,53 @@+# CD74HC4538QM96G4Q1++**Texas Instruments** · Monostable Multivibrators · SOIC-16++CD74HC4538QM96G4Q1 from Texas Instruments, in a SOIC-16. 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 | 1CX | passive | External timing capacitor connection (0 pF minimum) for channel 1. |+| 2 | 1RXCX | passive | External timing capacitor and resistor junction for channel 1; resistor minimum 5 kΩ per specification. |+| 3 | 1R | passive | External timing resistor connection; minimum 5 kΩ per specification. |+| 4 | 1A | input | Channel 1 rising-edge trigger input with Schmitt trigger characteristic. |+| 5 | 1B | input | Channel 1 falling-edge trigger input with Schmitt trigger characteristic. |+| 6 | 1Q | output | Channel 1 output pulse. |+| 7 | 1Q̄ | output | Channel 1 inverted output pulse. |+| 8 | GND | power_in | Ground connection. |+| 9 | 2Q̄ | output | Channel 2 inverted output pulse. |+| 10 | 2Q | output | Channel 2 output pulse. |+| 11 | 2B | input | Channel 2 falling-edge trigger input with Schmitt trigger characteristic. |+| 12 | 2A | input | Channel 2 rising-edge trigger input with Schmitt trigger characteristic. |+| 13 | 2R | passive | External timing resistor connection; minimum 5 kΩ per specification. |+| 14 | 2RXCX | passive | External timing capacitor and resistor junction for channel 2; resistor minimum 5 kΩ per specification. |+| 15 | 2CX | passive | External timing capacitor connection (0 pF minimum) for channel 2. |+| 16 | VCC | power_in | Power supply input; operating range 2 V to 6 V per recommended operating conditions. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-16 |+| Category | Logic |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `CD74HC4538QM96G4Q1`+- Footprint: `Package_SO:SOIC-16_3.9x9.9mm_P1.27mm`+- 3D model: SOIC-16 (KiCad packages3D, STEP)+- 3D model files: `cd74hc4538qm96g4q1-etched.step` / `cd74hc4538qm96g4q1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cd74hc4538qm96g4q1.step` / `cd74hc4538qm96g4q1.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/cd74hc4538-q1) (22 pp, sha256 `3f51d05d4c729421`, retrieved 2026-09-18, 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-4-6` (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/cd74hc4538qm96g4q1-datasheet.pdf)
page.jsonadded+189@@ -0,0 +1,189 @@+{+ "slug": "cd74hc4538qm96g4q1",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Monostable Multivibrators, SOIC-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "cd74hc4538qm96g4q1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "cd74hc4538qm96g4q1.kicad_sym",+ "cd74hc4538qm96g4q1.kicad_mod",+ "cd74hc4538qm96g4q1.glb",+ "cd74hc4538qm96g4q1.step",+ "cd74hc4538qm96g4q1.lbr",+ "docs/hero.png",+ "docs/cd74hc4538qm96g4q1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "CD74HC4538QM96G4Q1",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-16",+ "pin_count": 16,+ "category": "Logic",+ "subcategory": "Monostable Multivibrators",+ "datasheet": "https://www.ti.com/cn/lit/gpn/cd74hc4538-q1",+ "parts": {+ "symbol": "cd74hc4538qm96g4q1.kicad_sym",+ "footprint": "cd74hc4538qm96g4q1.kicad_mod",+ "model_3d": "cd74hc4538qm96g4q1-etched.glb",+ "model_3d_plain": "cd74hc4538qm96g4q1.glb",+ "model_3d_step": "cd74hc4538qm96g4q1-etched.step",+ "model_3d_step_plain": "cd74hc4538qm96g4q1.step",+ "lbr": "cd74hc4538qm96g4q1.lbr"+ },+ "distributor_links": {+ "lcsc": "C2652503"+ },+ "pins": [+ {+ "number": "1",+ "name": "1CX",+ "type": "passive",+ "description": "External timing capacitor connection (0 pF minimum) for channel 1."+ },+ {+ "number": "2",+ "name": "1RXCX",+ "type": "passive",+ "description": "External timing capacitor and resistor junction for channel 1; resistor minimum 5 kΩ per specification."+ },+ {+ "number": "3",+ "name": "1R",+ "type": "passive",+ "description": "External timing resistor connection; minimum 5 kΩ per specification."+ },+ {+ "number": "4",+ "name": "1A",+ "type": "input",+ "description": "Channel 1 rising-edge trigger input with Schmitt trigger characteristic."+ },+ {+ "number": "5",+ "name": "1B",+ "type": "input",+ "description": "Channel 1 falling-edge trigger input with Schmitt trigger characteristic."+ },+ {+ "number": "6",+ "name": "1Q",+ "type": "output",+ "description": "Channel 1 output pulse."+ },+ {+ "number": "7",+ "name": "1Q̄",+ "type": "output",+ "description": "Channel 1 inverted output pulse."+ },+ {+ "number": "8",+ "name": "GND",+ "type": "power_in",+ "description": "Ground connection."+ },+ {+ "number": "9",+ "name": "2Q̄",+ "type": "output",+ "description": "Channel 2 inverted output pulse."+ },+ {+ "number": "10",+ "name": "2Q",+ "type": "output",+ "description": "Channel 2 output pulse."+ },+ {+ "number": "11",+ "name": "2B",+ "type": "input",+ "description": "Channel 2 falling-edge trigger input with Schmitt trigger characteristic."+ },+ {+ "number": "12",+ "name": "2A",+ "type": "input",+ "description": "Channel 2 rising-edge trigger input with Schmitt trigger characteristic."+ },+ {+ "number": "13",+ "name": "2R",+ "type": "passive",+ "description": "External timing resistor connection; minimum 5 kΩ per specification."+ },+ {+ "number": "14",+ "name": "2RXCX",+ "type": "passive",+ "description": "External timing capacitor and resistor junction for channel 2; resistor minimum 5 kΩ per specification."+ },+ {+ "number": "15",+ "name": "2CX",+ "type": "passive",+ "description": "External timing capacitor connection (0 pF minimum) for channel 2."+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Power supply input; operating range 2 V to 6 V per recommended operating conditions."+ }+ ],+ "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-4-6",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 22,+ "cost_usd": 0.2767,+ "at": "2026-09-18T07:25:24"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/cd74hc4538-q1",+ "pages": 22,+ "sha256": "3f51d05d4c729421",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 16,+ "described": 16,+ "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]"+ }+}