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SN74AHC594PWR
Public Made by Adomby adom
Texas Instruments Shift Registers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+52@@ -0,0 +1,52 @@+# SN74AHC594PWR++**Texas Instruments** · Shift Registers · TSSOP-16++SN74AHC594PWR from Texas Instruments, in a TSSOP-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 | QB | output | QB output from the 8-bit storage register |+| 2 | QC | output | QC output from the 8-bit storage register |+| 3 | QD | output | QD output from the 8-bit storage register |+| 4 | QE | output | QE output from the 8-bit storage register |+| 5 | QF | output | QF output from the 8-bit storage register |+| 6 | QG | output | QG output from the 8-bit storage register |+| 7 | QH | output | QH output from the 8-bit storage register |+| 8 | GND | power_in | Ground reference connection |+| 9 | QH' | output | Serial output from the shift register for cascading |+| 10 | SRCLR | input | Shift register clear input, active low |+| 11 | SRCLK | input | Shift register clock input, positive-edge triggered |+| 12 | RCLK | input | Storage register clock input, positive-edge triggered |+| 13 | RCLR | input | Storage register clear input, active low |+| 14 | SER | input | Serial data input to the shift register |+| 15 | QA | output | QA output from the 8-bit storage register |+| 16 | VCC | power_in | Supply voltage pin, 2V to 5.5V operating range |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-16 |+| Category | Logic |+| Pins | 16 |++## CAD (KiCad official)++- Symbol: `SN74AHC594PWR`+- Footprint: `Package_SO:TSSOP-16_4.4x5mm_P0.65mm`+- 3D model: TSSOP-16 (KiCad packages3D, STEP)+- 3D model files: `sn74ahc594pwr-etched.step` / `sn74ahc594pwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74ahc594pwr.step` / `sn74ahc594pwr.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/sn74ahc594.pdf) (34 pp, sha256 `6ae688e101bb1b8c`, retrieved 2026-09-23, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.2`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-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/sn74ahc594pwr-datasheet.pdf)
page.jsonadded+189@@ -0,0 +1,189 @@+{+ "slug": "sn74ahc594pwr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Shift Registers, TSSOP-16. Datasheet-verified pinout, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "sn74ahc594pwr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "sn74ahc594pwr.kicad_sym",+ "sn74ahc594pwr.kicad_mod",+ "sn74ahc594pwr.glb",+ "sn74ahc594pwr.step",+ "sn74ahc594pwr.lbr",+ "docs/hero.png",+ "docs/sn74ahc594pwr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "SN74AHC594PWR",+ "manufacturer": "Texas Instruments",+ "package": "TSSOP-16",+ "pin_count": 16,+ "category": "Logic",+ "subcategory": "Shift Registers",+ "datasheet": "https://www.ti.com/lit/ds/symlink/sn74ahc594.pdf",+ "parts": {+ "symbol": "sn74ahc594pwr.kicad_sym",+ "footprint": "sn74ahc594pwr.kicad_mod",+ "model_3d": "sn74ahc594pwr-etched.glb",+ "model_3d_plain": "sn74ahc594pwr.glb",+ "model_3d_step": "sn74ahc594pwr-etched.step",+ "model_3d_step_plain": "sn74ahc594pwr.step",+ "lbr": "sn74ahc594pwr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2869076"+ },+ "pins": [+ {+ "number": "1",+ "name": "QB",+ "type": "output",+ "description": "QB output from the 8-bit storage register"+ },+ {+ "number": "2",+ "name": "QC",+ "type": "output",+ "description": "QC output from the 8-bit storage register"+ },+ {+ "number": "3",+ "name": "QD",+ "type": "output",+ "description": "QD output from the 8-bit storage register"+ },+ {+ "number": "4",+ "name": "QE",+ "type": "output",+ "description": "QE output from the 8-bit storage register"+ },+ {+ "number": "5",+ "name": "QF",+ "type": "output",+ "description": "QF output from the 8-bit storage register"+ },+ {+ "number": "6",+ "name": "QG",+ "type": "output",+ "description": "QG output from the 8-bit storage register"+ },+ {+ "number": "7",+ "name": "QH",+ "type": "output",+ "description": "QH output from the 8-bit storage register"+ },+ {+ "number": "8",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference connection"+ },+ {+ "number": "9",+ "name": "QH'",+ "type": "output",+ "description": "Serial output from the shift register for cascading"+ },+ {+ "number": "10",+ "name": "SRCLR",+ "type": "input",+ "description": "Shift register clear input, active low"+ },+ {+ "number": "11",+ "name": "SRCLK",+ "type": "input",+ "description": "Shift register clock input, positive-edge triggered"+ },+ {+ "number": "12",+ "name": "RCLK",+ "type": "input",+ "description": "Storage register clock input, positive-edge triggered"+ },+ {+ "number": "13",+ "name": "RCLR",+ "type": "input",+ "description": "Storage register clear input, active low"+ },+ {+ "number": "14",+ "name": "SER",+ "type": "input",+ "description": "Serial data input to the shift register"+ },+ {+ "number": "15",+ "name": "QA",+ "type": "output",+ "description": "QA output from the 8-bit storage register"+ },+ {+ "number": "16",+ "name": "VCC",+ "type": "power_in",+ "description": "Supply voltage pin, 2V to 5.5V operating range"+ }+ ],+ "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-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 34,+ "cost_usd": 0.2853,+ "at": "2026-09-23T13:04:30"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/sn74ahc594.pdf",+ "pages": 34,+ "sha256": "6ae688e101bb1b8c",+ "source_tier": "mfr"+ },+ "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]"+ }+}