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CD74HC139M96

Public Made by Adom

by adom

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

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Generated by kicad-footprint-generator · KiCad file format 20260206
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docs cd74hc139m96: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
viewers cd74hc139m96: viewers · Ray
cd74hc139m96-etched.fit.json cd74hc139m96: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
cd74hc139m96-etched.glb cd74hc139m96: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
cd74hc139m96-etched.step cd74hc139m96: re-etch, flat white mark read from pin 1 (service-occt 1.4.0) + chip hero · Ray
cd74hc139m96.glb Publish 0.1.0 · Ray
cd74hc139m96.kicad_mod Publish 0.1.0 · Ray
cd74hc139m96.kicad_sym Publish 0.1.0 · Ray
cd74hc139m96.lbr Publish 0.1.0 · Ray
cd74hc139m96.step Publish 0.1.0 · Ray
package.json cd74hc139m96: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
page.json cd74hc139m96: component.models_3d pose record per STEP (Z-up, seated z=0, pad-centre origin, identity binding) · Ray
README.md Initial commit: component/cd74hc139m96 · Ray

CD74HC139M96

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

CD74HC139M96 from Texas Instruments, in a SOIC-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 1E input Enable input for decoder 1, active low.
2 1A0 input Select input A0 for decoder 1.
3 1A1 input Select input A1 for decoder 1.
4 1Y0 output Active low output Y0 for decoder 1.
5 1Y1 output Active low output Y1 for decoder 1.
6 1Y2 output Active low output Y2 for decoder 1.
7 1Y3 output Active low output Y3 for decoder 1.
8 GND power_in Ground connection.
9 2Y3 output Active low output Y3 for decoder 2.
10 2Y2 output Active low output Y2 for decoder 2.
11 2Y1 output Active low output Y1 for decoder 2.
12 2Y0 output Active low output Y0 for decoder 2.
13 2A1 input Select input A1 for decoder 2.
14 2A0 input Select input A0 for decoder 2.
15 2E input Enable input for decoder 2, active low.
16 VCC power_in Supply voltage: 2V to 6V for HC types, 4.5V to 5.5V for HCT types.

Key specifications

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

CAD (KiCad official)

  • Symbol: CD74HC139M96
  • Footprint: Package_SO:SOIC-16_3.9x9.9mm_P1.27mm
  • 3D model: SOIC-16 (KiCad packages3D, STEP)
  • 3D model files: cd74hc139m96-etched.step / cd74hc139m96-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cd74hc139m96.step / cd74hc139m96.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (14 pp, sha256 73fb34554a953f9b, retrieved 2026-09-26, tier: lcsc)
  • 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