component
CY74FCT574TSOC
Public Made by Adomby adom
Texas Instruments Flip Flops, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+56@@ -0,0 +1,56 @@+# CY74FCT574TSOC++**Texas Instruments** · Flip Flops · SOIC-20-300mil++CY74FCT574TSOC from Texas Instruments, in a SOIC-20-300mil. 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 | OE | input | Active-low output enable: when OE is low the flip-flop contents appear on O0-O7, and when OE is high the outputs go to the high-impedance state without changing the flip-flops. |+| 2 | D0 | input | Data input to flip-flop 0, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 3 | D1 | input | Data input to flip-flop 1, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 4 | D2 | input | Data input to flip-flop 2, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 5 | D3 | input | Data input to flip-flop 3, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 6 | D4 | input | Data input to flip-flop 4, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 7 | D5 | input | Data input to flip-flop 5, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 8 | D6 | input | Data input to flip-flop 6, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 9 | D7 | input | Data input to flip-flop 7, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns. |+| 10 | GND | power_in | Ground reference for the device. |+| 11 | CP | input | Buffered common clock; the flip-flops capture their D inputs on the low-to-high transition, with a clock pulse duration of 7 ns high or low for the CY74FCT574T. |+| 12 | O7 | tri_state | Three-state output of flip-flop 7, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 13 | O6 | tri_state | Three-state output of flip-flop 6, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 14 | O5 | tri_state | Three-state output of flip-flop 5, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 15 | O4 | tri_state | Three-state output of flip-flop 4, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 16 | O3 | tri_state | Three-state output of flip-flop 3, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 17 | O2 | tri_state | Three-state output of flip-flop 2, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 18 | O1 | tri_state | Three-state output of flip-flop 1, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 19 | O0 | tri_state | Three-state output of flip-flop 0, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T. |+| 20 | VCC | power_in | Supply voltage, 4.75 V to 5.25 V (5 V nominal) for the CY74FCT574T. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-20-300mil |+| Category | Logic |+| Pins | 20 |++## CAD (KiCad official)++- Symbol: `CY74FCT574TSOC`+- Footprint: `Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm`+- 3D model: SOIC-20-300mil (KiCad packages3D, STEP)+- 3D model files: `cy74fct574tsoc-etched.step` / `cy74fct574tsoc-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cy74fct574tsoc.step` / `cy74fct574tsoc.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/cy74fct574t) (13 pp, sha256 `b7efb6c570f508de`, 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/cy74fct574tsoc-datasheet.pdf)
page.jsonadded+272@@ -0,0 +1,272 @@+{+ "slug": "cy74fct574tsoc",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Flip Flops, SOIC-20-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "cy74fct574tsoc",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "cy74fct574tsoc.kicad_sym",+ "cy74fct574tsoc.kicad_mod",+ "cy74fct574tsoc.glb",+ "cy74fct574tsoc.step",+ "cy74fct574tsoc.lbr",+ "docs/hero.png",+ "docs/cy74fct574tsoc-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "cy74fct574tsoc-hero.glb",+ "cy74fct574tsoc-hero.overlay.json"+ ],+ "component": {+ "mpn": "CY74FCT574TSOC",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-20-300mil",+ "pin_count": 20,+ "category": "Logic",+ "subcategory": "Flip Flops",+ "datasheet": "https://www.ti.com/cn/lit/gpn/cy74fct574t",+ "parts": {+ "symbol": "cy74fct574tsoc.kicad_sym",+ "footprint": "cy74fct574tsoc.kicad_mod",+ "model_3d": "cy74fct574tsoc-hero.glb",+ "model_3d_plain": "cy74fct574tsoc.glb",+ "model_3d_step": "cy74fct574tsoc-etched.step",+ "model_3d_step_plain": "cy74fct574tsoc.step",+ "lbr": "cy74fct574tsoc.lbr"+ },+ "distributor_links": {+ "lcsc": "C1499663",+ "digikey": "2156-CY74FCT574TSOC-ND",+ "mouser": "595-CY74FCT574TSOC"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T19:14:53Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "2156-CY74FCT574TSOC-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-CY74FCT574TSOC",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "OE",+ "type": "input",+ "description": "Active-low output enable: when OE is low the flip-flop contents appear on O0-O7, and when OE is high the outputs go to the high-impedance state without changing the flip-flops."+ },+ {+ "number": "2",+ "name": "D0",+ "type": "input",+ "description": "Data input to flip-flop 0, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "3",+ "name": "D1",+ "type": "input",+ "description": "Data input to flip-flop 1, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "4",+ "name": "D2",+ "type": "input",+ "description": "Data input to flip-flop 2, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "5",+ "name": "D3",+ "type": "input",+ "description": "Data input to flip-flop 3, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "6",+ "name": "D4",+ "type": "input",+ "description": "Data input to flip-flop 4, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "7",+ "name": "D5",+ "type": "input",+ "description": "Data input to flip-flop 5, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "8",+ "name": "D6",+ "type": "input",+ "description": "Data input to flip-flop 6, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "9",+ "name": "D7",+ "type": "input",+ "description": "Data input to flip-flop 7, stored on the low-to-high CP transition with a minimum setup time of 2 ns and hold time of 1.5 ns."+ },+ {+ "number": "10",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference for the device."+ },+ {+ "number": "11",+ "name": "CP",+ "type": "input",+ "description": "Buffered common clock; the flip-flops capture their D inputs on the low-to-high transition, with a clock pulse duration of 7 ns high or low for the CY74FCT574T."+ },+ {+ "number": "12",+ "name": "O7",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 7, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "13",+ "name": "O6",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 6, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "14",+ "name": "O5",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 5, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "15",+ "name": "O4",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 4, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "16",+ "name": "O3",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 3, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "17",+ "name": "O2",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 2, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "18",+ "name": "O1",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 1, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "19",+ "name": "O0",+ "type": "tri_state",+ "description": "Three-state output of flip-flop 0, active when OE is low and high-impedance when OE is high; sinks up to 64 mA for the CY74FCT574T."+ },+ {+ "number": "20",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage, 4.75 V to 5.25 V (5 V nominal) for the CY74FCT574T."+ }+ ],+ "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 pinout is printed for the 'Q OR SO PACKAGE' (top view) and the 'SO' package is listed ; The top-view pin list was printed in a scrambled column order. Pin assignments were reconstructed fr; The output schema has no field for specs, so the headline ratings (VCC 4.75-5.25 V, 64 mA sink, -40 "+ ],+ "pages_sent": 13,+ "cost_usd": 0.0838,+ "at": "2026-10-08T19:14:11"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/cy74fct574t",+ "pages": 13,+ "sha256": "b7efb6c570f508de",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 20,+ "described": 20,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "cy74fct574tsoc.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 10.3,+ 12.8,+ 2.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "59a10b341e6972b31d81802a048060326da627d8b92dcf4263064f4f62ec808e",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "cy74fct574tsoc-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 10.3,+ 12.8,+ 2.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "2f07ab1913794b7a1cb6cd6f7630f3e9b5534c740db98c450e16e466a8f9070b",+ "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]"+ }+}