component
SN74HC74QPWRG4Q1
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+51@@ -0,0 +1,51 @@+# SN74HC74QPWRG4Q1++**Texas Instruments** · Flip Flops · TSSOP-14++SN74HC74QPWRG4Q1 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 | Channel 1 clear input, active low; driving it low forces Q low and Q̄ high while PRE is high. |+| 2 | 1D | input | Channel 1 data input, which is transferred to Q on the positive edge of 1CLK when PRE and CLR are inactive. |+| 3 | 1CLK | input | Channel 1 positive-edge-triggered clock input. |+| 4 | 1PRE | input | Channel 1 preset input, active low; driving it low forces Q high and Q̄ low while CLR is high. |+| 5 | 1Q | output | Channel 1 true output. |+| 6 | 1Q̄ | output | Channel 1 inverted output. |+| 7 | GND | power_in | Ground reference for the device. |+| 8 | 2Q̄ | output | Channel 2 inverted output. |+| 9 | 2Q | output | Channel 2 true output. |+| 10 | 2PRE | input | Channel 2 preset input, active low; driving it low forces Q high and Q̄ low while CLR is high. |+| 11 | 2CLK | input | Channel 2 positive-edge-triggered clock input. |+| 12 | 2D | input | Channel 2 data input, which is transferred to Q on the positive edge of 2CLK when PRE and CLR are inactive. |+| 13 | 2CLR | input | Channel 2 clear input, active low; driving it low forces Q low and Q̄ high while PRE is high. |+| 14 | VCC | power_in | Positive supply; recommended operating range is 2 V to 6 V, with an absolute maximum of 7 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-14 |+| Category | Logic |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `SN74HC74QPWRG4Q1`+- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`+- 3D model: TSSOP-14 (KiCad packages3D, STEP)+- 3D model files: `sn74hc74qpwrg4q1-etched.step` / `sn74hc74qpwrg4q1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74hc74qpwrg4q1.step` / `sn74hc74qpwrg4q1.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/sn74hc74-q1) (25 pp, sha256 `cc65f48c07b236ea`, retrieved 2026-10-08, 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 0.3`, 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/sn74hc74qpwrg4q1-datasheet.pdf)
page.jsonadded+236@@ -0,0 +1,236 @@+{+ "slug": "sn74hc74qpwrg4q1",+ "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",+ "sn74hc74qpwrg4q1",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "sn74hc74qpwrg4q1.kicad_sym",+ "sn74hc74qpwrg4q1.kicad_mod",+ "sn74hc74qpwrg4q1.glb",+ "sn74hc74qpwrg4q1.step",+ "sn74hc74qpwrg4q1.lbr",+ "docs/hero.png",+ "docs/sn74hc74qpwrg4q1-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "sn74hc74qpwrg4q1-hero.glb",+ "sn74hc74qpwrg4q1-hero.overlay.json"+ ],+ "component": {+ "mpn": "SN74HC74QPWRG4Q1",+ "manufacturer": "Texas Instruments",+ "package": "TSSOP-14",+ "pin_count": 14,+ "category": "Logic",+ "subcategory": "Flip Flops",+ "datasheet": "https://www.ti.com/cn/lit/gpn/sn74hc74-q1",+ "parts": {+ "symbol": "sn74hc74qpwrg4q1.kicad_sym",+ "footprint": "sn74hc74qpwrg4q1.kicad_mod",+ "model_3d": "sn74hc74qpwrg4q1-hero.glb",+ "model_3d_plain": "sn74hc74qpwrg4q1.glb",+ "model_3d_step": "sn74hc74qpwrg4q1-etched.step",+ "model_3d_step_plain": "sn74hc74qpwrg4q1.step",+ "lbr": "sn74hc74qpwrg4q1.lbr"+ },+ "distributor_links": {+ "lcsc": "C2867363",+ "digikey": "296-24550-2-ND",+ "mouser": "595-SN74HC74QPWRG4Q1"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T16:44:59Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-24550-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-SN74HC74QPWRG4Q1",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "1CLR",+ "type": "input",+ "description": "Channel 1 clear input, active low; driving it low forces Q low and Q̄ high while PRE is high."+ },+ {+ "number": "2",+ "name": "1D",+ "type": "input",+ "description": "Channel 1 data input, which is transferred to Q on the positive edge of 1CLK when PRE and CLR are inactive."+ },+ {+ "number": "3",+ "name": "1CLK",+ "type": "input",+ "description": "Channel 1 positive-edge-triggered clock input."+ },+ {+ "number": "4",+ "name": "1PRE",+ "type": "input",+ "description": "Channel 1 preset input, active low; driving it low forces Q high and Q̄ low while CLR is high."+ },+ {+ "number": "5",+ "name": "1Q",+ "type": "output",+ "description": "Channel 1 true output."+ },+ {+ "number": "6",+ "name": "1Q̄",+ "type": "output",+ "description": "Channel 1 inverted output."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the device."+ },+ {+ "number": "8",+ "name": "2Q̄",+ "type": "output",+ "description": "Channel 2 inverted output."+ },+ {+ "number": "9",+ "name": "2Q",+ "type": "output",+ "description": "Channel 2 true output."+ },+ {+ "number": "10",+ "name": "2PRE",+ "type": "input",+ "description": "Channel 2 preset input, active low; driving it low forces Q high and Q̄ low while CLR is high."+ },+ {+ "number": "11",+ "name": "2CLK",+ "type": "input",+ "description": "Channel 2 positive-edge-triggered clock input."+ },+ {+ "number": "12",+ "name": "2D",+ "type": "input",+ "description": "Channel 2 data input, which is transferred to Q on the positive edge of 2CLK when PRE and CLR are inactive."+ },+ {+ "number": "13",+ "name": "2CLR",+ "type": "input",+ "description": "Channel 2 clear input, active low; driving it low forces Q low and Q̄ high while PRE is high."+ },+ {+ "number": "14",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive supply; recommended operating range is 2 V to 6 V, with an absolute maximum of 7 V."+ }+ ],+ "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: Text extraction dropped the overbars on the complementary outputs. Pin 6 (1Q̄) and pin 8 (2Q̄) are n; Pin 5 and pin 9 (true outputs) and pin 6 and pin 8 (inverted outputs) are listed in the pin table as; The datasheet gives only the functional name 'Ground' for pin 7 and 'Positive Supply' for pin 14; no"+ ],+ "pages_sent": 25,+ "cost_usd": 0.0927,+ "at": "2026-10-08T16:44:35"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/sn74hc74-q1",+ "pages": 25,+ "sha256": "cc65f48c07b236ea",+ "source_tier": "lcsc"+ },+ "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": "sn74hc74qpwrg4q1.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": "sn74hc74qpwrg4q1-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": "705d54bd4dc6b512b89310b4733ad97d23f29238ab5e7ab903d8ad6bdc86a8de",+ "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]"+ }+}