component

CD74AC74M

Public Made by Adom

by adom

Texas Instruments Flip Flops, SOIC-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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CD74AC74M

Texas Instruments · Flip Flops · SOIC-14

CD74AC74M from Texas Instruments, in a SOIC-14. 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 1CLR input Channel 1 Clear Input, active low.
2 1D input Channel 1 Data Input.
3 1CLK input Channel 1 Positive edge triggered clock input.
4 1PRE input Channel 1 Preset Input, active low.
5 1Q output Channel 1 Output.
6 1Q̄ output Channel 1 Inverted Output.
7 GND power_in Ground.
8 2Q̄ output Channel 2 Inverted Output.
9 2Q output Channel 2 Output.
10 2PRE input Channel 2 Preset Input, active low.
11 2CLK input Channel 2 Positive edge triggered clock input.
12 2D input Channel 2 Data Input.
13 2CLR input Channel 2 Clear Input, active low.
14 VCC power_in Positive Supply.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-14
Category Logic
Pins 14

CAD (KiCad official)

  • Symbol: CD74AC74M
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)
  • 3D model files: cd74ac74m-etched.step / cd74ac74m-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); cd74ac74m.step / cd74ac74m.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (24 pp, sha256 128e3d2733904e14, 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