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Contents

README

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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 (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