component
SN74CBTLV3126PW
Public Made by Adomby adom
Texas Instruments Signal Switches, Multiplexers, Decoders, 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 @@+# SN74CBTLV3126PW++**Texas Instruments** · Signal Switches, Multiplexers, Decoders · TSSOP-14++SN74CBTLV3126PW 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 | 1OE | input | Output enable, active high, for channel 1 FET switch. |+| 2 | 1A | bidirectional | Channel 1 data I/O with 5Ω switch resistance. |+| 3 | 1B | bidirectional | Channel 1 data I/O with 5Ω switch resistance. |+| 4 | 2OE | input | Output enable, active high, for channel 2 FET switch. |+| 5 | 2A | bidirectional | Channel 2 data I/O with 5Ω switch resistance. |+| 6 | 2B | bidirectional | Channel 2 data I/O with 5Ω switch resistance. |+| 7 | GND | power_in | Ground. |+| 8 | 3B | bidirectional | Channel 3 data I/O with 5Ω switch resistance. |+| 9 | 3A | bidirectional | Channel 3 data I/O with 5Ω switch resistance. |+| 10 | 3OE | input | Output enable, active high, for channel 3 FET switch. |+| 11 | 4B | bidirectional | Channel 4 data I/O with 5Ω switch resistance. |+| 12 | 4A | bidirectional | Channel 4 data I/O with 5Ω switch resistance. |+| 13 | 4OE | input | Output enable, active high, for channel 4 FET switch. |+| 14 | VCC | power_in | Power supply, 2.3 to 3.6 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-14 |+| Category | Logic |+| Pins | 14 |++## CAD (KiCad official)++- Symbol: `SN74CBTLV3126PW`+- Footprint: `Package_SO:TSSOP-14_4.4x5mm_P0.65mm`+- 3D model: TSSOP-14 (KiCad packages3D, STEP)+- 3D model files: `sn74cbtlv3126pw-etched.step` / `sn74cbtlv3126pw-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `sn74cbtlv3126pw.step` / `sn74cbtlv3126pw.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/sn74cbtlv3126.pdf) (37 pp, sha256 `0bdd837eefe9d4f0`, retrieved 2026-10-07, tier: manufacturer)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (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/sn74cbtlv3126pw-datasheet.pdf)
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},+ {+ "number": "4",+ "name": "2OE",+ "type": "input",+ "description": "Output enable, active high, for channel 2 FET switch."+ },+ {+ "number": "5",+ "name": "2A",+ "type": "bidirectional",+ "description": "Channel 2 data I/O with 5Ω switch resistance."+ },+ {+ "number": "6",+ "name": "2B",+ "type": "bidirectional",+ "description": "Channel 2 data I/O with 5Ω switch resistance."+ },+ {+ "number": "7",+ "name": "GND",+ "type": "power_in",+ "description": "Ground."+ },+ {+ "number": "8",+ "name": "3B",+ "type": "bidirectional",+ "description": "Channel 3 data I/O with 5Ω switch resistance."+ },+ {+ "number": "9",+ "name": "3A",+ "type": "bidirectional",+ "description": "Channel 3 data I/O with 5Ω switch resistance."+ },+ {+ "number": "10",+ "name": "3OE",+ "type": "input",+ "description": "Output enable, active high, for channel 3 FET switch."+ },+ {+ "number": "11",+ "name": "4B",+ "type": "bidirectional",+ "description": "Channel 4 data I/O with 5Ω switch resistance."+ },+ {+ "number": "12",+ "name": "4A",+ "type": "bidirectional",+ "description": "Channel 4 data I/O with 5Ω switch resistance."+ },+ {+ "number": "13",+ "name": "4OE",+ "type": "input",+ "description": "Output enable, active high, for channel 4 FET switch."+ },+ {+ "number": "14",+ "name": "VCC",+ "type": "power_in",+ "description": "Power supply, 2.3 to 3.6 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [],+ "pages_sent": 9,+ "cost_usd": 0.12,+ "at": "2026-10-07T02:57:29"+ },+ "datasheet": {+ "url": "https://www.ti.com/lit/ds/symlink/sn74cbtlv3126.pdf",+ "pages": 37,+ "sha256": "0bdd837eefe9d4f0",+ "source_tier": "mfr"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 14,+ "described": 14,+ 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"factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}