Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

CD74HCT4067M

Texas Instruments · Signal Switches, Multiplexers, Decoders · SOIC-24-300mil

CD74HCT4067M from Texas Instruments, in a SOIC-24-300mil. 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 COMMON bidirectional Common analog input/output terminal that connects to the selected channel via the internal multiplexer.
2 I7 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
3 I6 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
4 I5 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
5 I4 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
6 I3 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
7 I2 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
8 I1 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
9 I0 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
10 S0 input Binary select input; bit 0 of the 4-bit address code to select one of 16 analog channels.
11 S1 input Binary select input; bit 1 of the 4-bit address code to select one of 16 analog channels.
12 GND power_in Ground pin; negative power supply return.
13 S3 input Binary select input; bit 3 of the 4-bit address code to select one of 16 analog channels.
14 S2 input Binary select input; bit 2 of the 4-bit address code to select one of 16 analog channels.
15 E input Enable control input; logic high disables all analog switches for isolation, logic low enables the selected channel.
16 I15 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
17 I14 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
18 I13 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
19 I12 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
20 I11 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
21 I10 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
22 I9 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
23 I8 bidirectional Analog channel input/output terminal; bidirectional analog line that switches to or from the common terminal.
24 VCC power_in Power supply voltage input pin; operates at 4.5V to 5.5V for HCT variant.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-24-300mil
Category Logic
Pins 24

CAD (KiCad official)

  • Symbol: CD74HCT4067M
  • Footprint: Package_SO:SOIC-24W_7.5x15.4mm_P1.27mm
  • 3D model: SOIC-24-300mil (KiCad packages3D, STEP)
  • 3D model files: cd74hct4067m-etched.step / cd74hct4067m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cd74hct4067m.step / cd74hct4067m.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (30 pp, sha256 e850e9dac84801b3, retrieved 2026-09-26, 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-4-6 (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