component
SN74HCT74PWR
Public Made by Adomby adom
Texas Instruments Flip Flops, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+50@@ -0,0 +1,50 @@+# SN74HCT74PWR++**Texas Instruments** · Flip Flops · TSSOP-14++SN74HCT74PWR from Texas Instruments, in a TSSOP-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 | 1CLR | input | Active-low asynchronous clear for flip-flop 1; a low level resets the outputs regardless of the other inputs. |+| 2 | 1D | input | Data input of flip-flop 1, transferred to the outputs on the positive-going edge of 1CLK. |+| 3 | 1CLK | input | Clock input of flip-flop 1, positive-edge triggered. |+| 4 | 1PRE | input | Active-low asynchronous preset for flip-flop 1; a low level sets the outputs regardless of the other inputs. |+| 5 | 1Q | output | True output of flip-flop 1, drives up to 10 LSTTL loads (±4 mA at 5 V). |+| 6 | 1Q̅ | output | Complementary output of flip-flop 1, drives up to 10 LSTTL loads (±4 mA at 5 V). |+| 7 | GND | power_in | Ground. |+| 8 | 2Q̅ | output | Complementary output of flip-flop 2, drives up to 10 LSTTL loads (±4 mA at 5 V). |+| 9 | 2Q | output | True output of flip-flop 2, drives up to 10 LSTTL loads (±4 mA at 5 V). |+| 10 | 2PRE | input | Active-low asynchronous preset for flip-flop 2; a low level sets the outputs regardless of the other inputs. |+| 11 | 2CLK | input | Clock input of flip-flop 2, positive-edge triggered. |+| 12 | 2D | input | Data input of flip-flop 2, transferred to the outputs on the positive-going edge of 2CLK. |+| 13 | 2CLR | input | Active-low asynchronous clear for flip-flop 2; a low level resets the outputs regardless of the other inputs. |+| 14 | VCC | power_in | Supply voltage, 4.5 V to 5.5 V recommended, with a 0.1-µF bypass capacitor placed close to the pin. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-14 |+| Category | Logic |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `SN74HCT74PWR`+- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`+- 3D model: TSSOP-14 (KiCad packages3D, STEP)+- 3D model files: `sn74hct74pwr-etched.step` / `sn74hct74pwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74hct74pwr.step` / `sn74hct74pwr.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/sn74hct74.pdf) (33 pp, sha256 `213add794847c059`, retrieved 2026-10-08, 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/sn74hct74pwr-datasheet.pdf)
page.jsonadded+235@@ -0,0 +1,235 @@+{+ "slug": "sn74hct74pwr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Flip Flops, TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "sn74hct74pwr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "sn74hct74pwr.kicad_sym",+ "sn74hct74pwr.kicad_mod",+ "sn74hct74pwr.glb",+ "sn74hct74pwr.step",+ "sn74hct74pwr.lbr",+ "docs/hero.png",+ "docs/sn74hct74pwr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "sn74hct74pwr-hero.glb",+ "sn74hct74pwr-hero.overlay.json"+ ],+ "component": {+ "mpn": "SN74HCT74PWR",+ "manufacturer": "Texas Instruments",+ "package": "TSSOP-14",+ "pin_count": 14,+ "category": "Logic",+ "subcategory": "Flip Flops",+ "datasheet": "https://www.ti.com/lit/ds/symlink/sn74hct74.pdf",+ "parts": {+ "symbol": "sn74hct74pwr.kicad_sym",+ "footprint": "sn74hct74pwr.kicad_mod",+ "model_3d": "sn74hct74pwr-hero.glb",+ "model_3d_plain": "sn74hct74pwr.glb",+ "model_3d_step": "sn74hct74pwr-etched.step",+ "model_3d_step_plain": "sn74hct74pwr.step",+ "lbr": "sn74hct74pwr.lbr"+ },+ "distributor_links": {+ "lcsc": "C141335",+ "digikey": "296-8429-2-ND",+ "mouser": "595-SN74HCT74PWR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T20:32:04Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-8429-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "595-SN74HCT74PWR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "1CLR",+ "type": "input",+ "description": "Active-low asynchronous clear for flip-flop 1; a low level resets the outputs regardless of the other inputs."+ },+ {+ "number": "2",+ "name": "1D",+ "type": "input",+ "description": "Data input of flip-flop 1, transferred to the outputs on the positive-going edge of 1CLK."+ },+ {+ "number": "3",+ "name": "1CLK",+ "type": "input",+ "description": "Clock input of flip-flop 1, positive-edge triggered."+ },+ {+ "number": "4",+ "name": "1PRE",+ "type": "input",+ "description": "Active-low asynchronous preset for flip-flop 1; a low level sets the outputs regardless of the other inputs."+ },+ {+ "number": "5",+ "name": "1Q",+ "type": "output",+ "description": "True output of flip-flop 1, drives up to 10 LSTTL loads (±4 mA at 5 V)."+ },+ {+ "number": "6",+ "name": "1Q̅",+ "type": "output",+ "description": "Complementary output of flip-flop 1, drives up to 10 LSTTL loads (±4 mA at 5 V)."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "8",+ "name": "2Q̅",+ "type": "output",+ "description": "Complementary output of flip-flop 2, drives up to 10 LSTTL loads (±4 mA at 5 V)."+ },+ {+ "number": "9",+ "name": "2Q",+ "type": "output",+ "description": "True output of flip-flop 2, drives up to 10 LSTTL loads (±4 mA at 5 V)."+ },+ {+ "number": "10",+ "name": "2PRE",+ "type": "input",+ "description": "Active-low asynchronous preset for flip-flop 2; a low level sets the outputs regardless of the other inputs."+ },+ {+ "number": "11",+ "name": "2CLK",+ "type": "input",+ "description": "Clock input of flip-flop 2, positive-edge triggered."+ },+ {+ "number": "12",+ "name": "2D",+ "type": "input",+ "description": "Data input of flip-flop 2, transferred to the outputs on the positive-going edge of 2CLK."+ },+ {+ "number": "13",+ "name": "2CLR",+ "type": "input",+ "description": "Active-low asynchronous clear for flip-flop 2; a low level resets the outputs regardless of the other inputs."+ },+ {+ "number": "14",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage, 4.5 V to 5.5 V recommended, with a 0.1-µF bypass capacitor placed close to the pin."+ }+ ],+ "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": [+ "vision extraction: provenance cannot be text-verified; needs consensus"+ ],+ "pages_sent": 33,+ "cost_usd": 0.518,+ "at": "2026-10-08T20:31:46"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/sn74hct74.pdf",+ "pages": 33,+ "sha256": "213add794847c059",+ "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"+ },+ "models_3d": [+ {+ "file": "sn74hct74pwr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "3ee5786aae56190997aa793ba3cfc003fd616782770e29719b4562f012982245",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "sn74hct74pwr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 5,+ 1+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "85e07124f6d17d4cf24da5a18118ff0d77275768f75807952b6a374aadfc5c03",+ "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]"+ }+}