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Contents

README

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CD4051BQPWRQ1

Texas Instruments · Signal Switches, Multiplexers, Decoders · TSSOP-16

CD4051BQPWRQ1 from Texas Instruments, in a TSSOP-16. Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 CH 4 IN/OUT bidirectional Channel 4 input/output for analog multiplexing signal path.
2 CH 6 IN/OUT bidirectional Channel 6 input/output for analog multiplexing signal path.
3 COM OUT/IN bidirectional Common output/input for analog signal routing through selected channel.
4 CH 7 IN/OUT bidirectional Channel 7 input/output for analog multiplexing signal path.
5 CH 5 IN/OUT bidirectional Channel 5 input/output for analog multiplexing signal path.
6 INH input Inhibit input to disable all channels; refer to Table 7-1.
7 VEE power_in Negative power supply input; voltage range ±3V to ±10V or 0V for single supply.
8 VSS power_in Ground reference (circuit common).
9 C input Binary channel select input C; refer to Table 7-1 for truth table.
10 B input Binary channel select input B; refer to Table 7-1 for truth table.
11 A input Binary channel select input A; refer to Table 7-1 for truth table.
12 CH 3 IN/OUT bidirectional Channel 3 input/output for analog multiplexing signal path.
13 CH 0 IN/OUT bidirectional Channel 0 input/output for analog multiplexing signal path.
14 CH 1 IN/OUT bidirectional Channel 1 input/output for analog multiplexing signal path.
15 CH 2 IN/OUT bidirectional Channel 2 input/output for analog multiplexing signal path.
16 VDD power_in Positive power supply input; voltage range 3V to 20V (recommended 3V to 20V).

Key specifications

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

CAD (KiCad official)

  • Symbol: CD4051BQPWRQ1
  • Footprint: Package_SO:TSSOP-16_4.4x5mm_P0.65mm
  • 3D model: TSSOP-16 (KiCad packages3D, STEP)
  • 3D model files: cd4051bqpwrq1-etched.step / cd4051bqpwrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cd4051bqpwrq1.step / cd4051bqpwrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (30 pp, sha256 41898245dfd19718, retrieved 2026-09-23, 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