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Contents

README

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SN74LV4051ATPWRQ1

Texas Instruments · Analog Switches, Multiplexers · TSSOP-16

SN74LV4051ATPWRQ1 from Texas Instruments, in a TSSOP-16. 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 Y4 bidirectional Analog multiplexer input channel 4; outputs when configured as demultiplexer.
2 Y6 bidirectional Analog multiplexer input channel 6; outputs when configured as demultiplexer.
3 COM bidirectional Common multiplexer output; input when configured as demultiplexer.
4 Y7 bidirectional Analog multiplexer input channel 7; outputs when configured as demultiplexer.
5 Y5 bidirectional Analog multiplexer input channel 5; outputs when configured as demultiplexer.
6 INH input Inhibit control input; logic low enables outputs, logic high disables outputs.
7 GND power_in Ground reference.
8 GND power_in Ground reference.
9 C input Channel selector control input C for 3-bit address selection.
10 B input Channel selector control input B for 3-bit address selection.
11 A input Channel selector control input A for 3-bit address selection.
12 Y3 bidirectional Analog multiplexer input channel 3; outputs when configured as demultiplexer.
13 Y0 bidirectional Analog multiplexer input channel 0; outputs when configured as demultiplexer.
14 Y1 bidirectional Analog multiplexer input channel 1; outputs when configured as demultiplexer.
15 Y2 bidirectional Analog multiplexer input channel 2; outputs when configured as demultiplexer.
16 Vcc power_in Positive power supply voltage input, 1.65V to 5.5V.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package TSSOP-16
Category Interface
Pins 16

CAD (KiCad official)

  • Symbol: SN74LV4051ATPWRQ1
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: sn74lv4051atpwrq1-etched.step / sn74lv4051atpwrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lv4051atpwrq1.step / sn74lv4051atpwrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (32 pp, sha256 58c28e5145195727, retrieved 2026-09-24, 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 0.2, 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