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Contents

README

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SN74CBTLV3125DBQR

Texas Instruments · Signal Switches, Multiplexers, Decoders · SSOP-16-150mil

SN74CBTLV3125DBQR from Texas Instruments, in a SSOP-16-150mil. 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 NC unconnected No internal connection
2 1OE input Channel 1 output enable input, logic high disables the FET switch
3 1A bidirectional Channel 1 input/output terminal A, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
4 1B bidirectional Channel 1 input/output terminal B, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
5 2OE input Channel 2 output enable input, logic high disables the FET switch
6 2A bidirectional Channel 2 input/output terminal A, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
7 2B bidirectional Channel 2 input/output terminal B, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
8 GND power_in Ground (0V reference)
9 NC unconnected No internal connection
10 3B bidirectional Channel 3 input/output terminal B, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
11 3A bidirectional Channel 3 input/output terminal A, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
12 3OE input Channel 3 output enable input, logic high disables the FET switch
13 4B bidirectional Channel 4 input/output terminal B, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
14 4A bidirectional Channel 4 input/output terminal A, supports rail-to-rail switching 0V to VCC with 5Ω on-state resistance
15 4OE input Channel 4 output enable input, logic high disables the FET switch
16 VCC power_in Power supply voltage (2.3V to 3.6V recommended operating range per Table 5-2)

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SSOP-16-150mil
Category Logic
Pins 16

CAD (KiCad official)

  • Symbol: SN74CBTLV3125DBQR
  • Footprint: Package_SO:SSOP-16_5.3x6.2mm_P0.65mm
  • 3D model: SSOP-16-150mil (KiCad packages3D, STEP)
  • 3D model files: sn74cbtlv3125dbqr-etched.step / sn74cbtlv3125dbqr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74cbtlv3125dbqr.step / sn74cbtlv3125dbqr.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Texas Instruments datasheet (36 pp, sha256 5cbd9bdf654c9267, retrieved 2026-10-06, 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-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