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SN74LV4051AQPWRQ1

Public Made by Adom

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Texas Instruments Analog Switches, Multiplexers, TSSOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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SN74LV4051AQPWRQ1

Texas Instruments · Analog Switches, Multiplexers · TSSOP-16

SN74LV4051AQPWRQ1 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 Channel Y4 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
2 Y6 bidirectional Channel Y6 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
3 COM bidirectional Common output of mux or input when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
4 Y7 bidirectional Channel Y7 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
5 Y5 bidirectional Channel Y5 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
6 INH input Inhibit control input; logic low enables outputs on, logic high disables outputs off, VCC = 1.65 to 5.5 V
7 GND power_in Ground, 0 V reference
8 GND power_in Ground, 0 V reference
9 C input Selector line C for address decoding, 0 to VCC voltage range
10 B input Selector line B for address decoding, 0 to VCC voltage range
11 A input Selector line A for address decoding, 0 to VCC voltage range
12 Y3 bidirectional Channel Y3 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
13 Y0 bidirectional Channel Y0 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
14 Y1 bidirectional Channel Y1 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
15 Y2 bidirectional Channel Y2 input to mux or output when used as demultiplexer, 0 to VCC voltage range, peak signal amplitude to 5.5 V
16 VCC power_in Device power supply input, 1.65 V to 5.5 V operating range

Key specifications

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

CAD (KiCad official)

  • Symbol: SN74LV4051AQPWRQ1
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: sn74lv4051aqpwrq1-etched.step / sn74lv4051aqpwrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lv4051aqpwrq1.step / sn74lv4051aqpwrq1.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 2026-10-07, 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