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SN74LVCC3245ADWR
Public Made by Adomby adom
Texas Instruments Translators, Level Shifters, SOIC-24-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+61@@ -0,0 +1,61 @@+# SN74LVCC3245ADWR++**Texas Instruments** · Translators, Level Shifters · SOIC-24-300mil++SN74LVCC3245ADWR from Texas Instruments, in a SOIC-24-300mil. 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 | VCCA | power_in | A-port supply voltage, operating range 2.3 V to 3.6 V; if VCCA is below 100 mV or floating, all I/O outputs are disabled and go high-impedance. |+| 2 | DIR | input | Direction control input referenced to VCCA; low transfers data from the B bus to the A bus and high transfers data from the A bus to the B bus (with OE low). |+| 3 | A1 | bidirectional | A1 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 4 | A2 | bidirectional | A2 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 5 | A3 | bidirectional | A3 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 6 | A4 | bidirectional | A4 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 7 | A5 | bidirectional | A5 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 8 | A6 | bidirectional | A6 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 9 | A7 | bidirectional | A7 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 10 | A8 | bidirectional | A8 port data I/O, tracking VCCA (2.3 V to 3.6 V). |+| 11 | GND | power_in | Ground reference; the datasheet states ground should be applied first during power-up. |+| 12 | GND | power_in | Ground reference pin. |+| 13 | GND | power_in | Ground reference pin. |+| 14 | B8 | bidirectional | B8 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 15 | B7 | bidirectional | B7 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 16 | B6 | bidirectional | B6 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 17 | B5 | bidirectional | B5 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 18 | B4 | bidirectional | B4 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 19 | B3 | bidirectional | B3 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 20 | B2 | bidirectional | B2 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 21 | B1 | bidirectional | B1 port data I/O, tracking VCCB (3 V to 5.5 V). |+| 22 | OE | input | Output enable, active low; when high the device is isolated (A and B ports disabled), and the control circuitry is powered from VCCA. |+| 23 | NC | unconnected | No internal connection. |+| 24 | VCCB | power_in | B-port supply voltage, operating range 3 V to 5.5 V; if VCCB is below 100 mV or floating, all I/O outputs are disabled and go high-impedance. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | SOIC-24-300mil |+| Category | Logic |+| Pins | 24 |++## CAD (KiCad official)++- Symbol: `SN74LVCC3245ADWR`+- Footprint: `Package_SO:SOIC-24W_7.5x15.4mm_P1.27mm`+- 3D model: SOIC-24-300mil (KiCad packages3D, STEP)+- 3D model files: `sn74lvcc3245adwr-etched.step` / `sn74lvcc3245adwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74lvcc3245adwr.step` / `sn74lvcc3245adwr.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/sn74lvcc3245a) (33 pp, sha256 `8472e4a82a04b58a`, 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/sn74lvcc3245adwr-datasheet.pdf)
page.jsonadded+296@@ -0,0 +1,296 @@+{+ "slug": "sn74lvcc3245adwr",+ "version": "0.1.0",+ "type": "component",+ "description": "Texas Instruments Translators, Level Shifters, SOIC-24-300mil. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "logic",+ "sn74lvcc3245adwr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "sn74lvcc3245adwr.kicad_sym",+ "sn74lvcc3245adwr.kicad_mod",+ "sn74lvcc3245adwr.glb",+ "sn74lvcc3245adwr.step",+ "sn74lvcc3245adwr.lbr",+ "docs/hero.png",+ "docs/sn74lvcc3245adwr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "sn74lvcc3245adwr-hero.glb",+ "sn74lvcc3245adwr-hero.overlay.json"+ ],+ "component": {+ "mpn": "SN74LVCC3245ADWR",+ "manufacturer": "Texas Instruments",+ "package": "SOIC-24-300mil",+ "pin_count": 24,+ "category": "Logic",+ "subcategory": "Translators, Level Shifters",+ "datasheet": "https://www.ti.com/cn/lit/gpn/sn74lvcc3245a",+ "parts": {+ "symbol": "sn74lvcc3245adwr.kicad_sym",+ "footprint": "sn74lvcc3245adwr.kicad_mod",+ "model_3d": "sn74lvcc3245adwr-hero.glb",+ "model_3d_plain": "sn74lvcc3245adwr.glb",+ "model_3d_step": "sn74lvcc3245adwr-etched.step",+ "model_3d_step_plain": "sn74lvcc3245adwr.step",+ "lbr": "sn74lvcc3245adwr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2652950",+ "digikey": "296-14916-2-ND",+ "mouser": "595-SN74LVCC3245ADWR"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T19:20:32Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "296-14916-2-ND",+ "status": "found",+ "lifecycle": "Active"+ },+ "mouser": {+ "pn": "595-SN74LVCC3245ADWR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VCCA",+ "type": "power_in",+ "description": "A-port supply voltage, operating range 2.3 V to 3.6 V; if VCCA is below 100 mV or floating, all I/O outputs are disabled and go high-impedance."+ },+ {+ "number": "2",+ "name": "DIR",+ "type": "input",+ "description": "Direction control input referenced to VCCA; low transfers data from the B bus to the A bus and high transfers data from the A bus to the B bus (with OE low)."+ },+ {+ "number": "3",+ "name": "A1",+ "type": "bidirectional",+ "description": "A1 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "4",+ "name": "A2",+ "type": "bidirectional",+ "description": "A2 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "5",+ "name": "A3",+ "type": "bidirectional",+ "description": "A3 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "6",+ "name": "A4",+ "type": "bidirectional",+ "description": "A4 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "7",+ "name": "A5",+ "type": "bidirectional",+ "description": "A5 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "8",+ "name": "A6",+ "type": "bidirectional",+ "description": "A6 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "9",+ "name": "A7",+ "type": "bidirectional",+ "description": "A7 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "10",+ "name": "A8",+ "type": "bidirectional",+ "description": "A8 port data I/O, tracking VCCA (2.3 V to 3.6 V)."+ },+ {+ "number": "11",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference; the datasheet states ground should be applied first during power-up."+ },+ {+ "number": "12",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference pin."+ },+ {+ "number": "13",+ "name": "GND",+ "type": "power_in",+ "description": "Ground reference pin."+ },+ {+ "number": "14",+ "name": "B8",+ "type": "bidirectional",+ "description": "B8 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "15",+ "name": "B7",+ "type": "bidirectional",+ "description": "B7 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "16",+ "name": "B6",+ "type": "bidirectional",+ "description": "B6 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "17",+ "name": "B5",+ "type": "bidirectional",+ "description": "B5 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "18",+ "name": "B4",+ "type": "bidirectional",+ "description": "B4 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "19",+ "name": "B3",+ "type": "bidirectional",+ "description": "B3 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "20",+ "name": "B2",+ "type": "bidirectional",+ "description": "B2 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "21",+ "name": "B1",+ "type": "bidirectional",+ "description": "B1 port data I/O, tracking VCCB (3 V to 5.5 V)."+ },+ {+ "number": "22",+ "name": "OE",+ "type": "input",+ "description": "Output enable, active low; when high the device is isolated (A and B ports disabled), and the control circuitry is powered from VCCA."+ },+ {+ "number": "23",+ "name": "NC",+ "type": "unconnected",+ "description": "No internal connection."+ },+ {+ "number": "24",+ "name": "VCCB",+ "type": "power_in",+ "description": "B-port supply voltage, operating range 3 V to 5.5 V; if VCCB is below 100 mV or floating, all I/O outputs are disabled and go high-impedance."+ }+ ],+ "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 pin table (Table 4-1, page 3) is shared by the DB, DBQ, DW, NS and PW packages; the datasheet gi; Pin types for VCCA, VCCB, GND and the NC/OE/DIR pins are mapped to KiCad classes from the functional"+ ],+ "pages_sent": 33,+ "cost_usd": 0.1328,+ "at": "2026-10-08T19:20:01"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/sn74lvcc3245a",+ "pages": 33,+ "sha256": "8472e4a82a04b58a",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 24,+ "described": 24,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "sn74lvcc3245adwr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 10.3,+ 15.4,+ 2.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "4b0d20f82f5b0124fecfe11c941274a3c865a30f7baee8b8fadd7df55972d4cd",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "sn74lvcc3245adwr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 10.3,+ 15.4,+ 2.75+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "92b4a2e69fe472278dff90b65189d1b5d57d161f375c24fae164da7fbee5e33b",+ "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]"+ }+}