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SN74AC08DR

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by Ray

Texas Instruments Gates, SOIC-14. Datasheet-verified pinout, KiCad symbol/footprint/3D.

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Contents

README

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SN74AC08DR

Texas Instruments · Gates · SOIC-14

SN74AC08DR from Texas Instruments, in a SOIC-14. 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 1A input Channel 1, Input A. CMOS logic input for gate 1. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
2 1B input Channel 1, Input B. CMOS logic input for gate 1. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
3 1Y output Channel 1, Output Y = 1A AND 1B. CMOS push-pull output; IOH = -24 mA and IOL = 24 mA at VCC = 4.5 V.
4 2A input Channel 2, Input A. CMOS logic input for gate 2. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
5 2B input Channel 2, Input B. CMOS logic input for gate 2. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
6 2Y output Channel 2, Output Y = 2A AND 2B. CMOS push-pull output; IOH = -24 mA and IOL = 24 mA at VCC = 4.5 V.
7 GND power_in Ground reference (0 V) for the device.
8 3Y output Channel 3, Output Y = 3A AND 3B. CMOS push-pull output; IOH = -24 mA and IOL = 24 mA at VCC = 4.5 V.
9 3A input Channel 3, Input A. CMOS logic input for gate 3. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
10 3B input Channel 3, Input B. CMOS logic input for gate 3. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
11 4Y output Channel 4, Output Y = 4A AND 4B. CMOS push-pull output; IOH = -24 mA and IOL = 24 mA at VCC = 4.5 V.
12 4A input Channel 4, Input A. CMOS logic input for gate 4. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
13 4B input Channel 4, Input B. CMOS logic input for gate 4. VIH ≥ 3.15 V at VCC = 4.5 V; input voltage range 0 to VCC (accepts up to 6 V).
14 VCC power_in Positive supply, 2 V to 6 V recommended operating range (absolute max 7 V). Bypass with a 100 nF ceramic capacitor to GND placed close to the pin.

Key specifications

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

Ordering variants

Same part, different packaging or reel option.

  • SN74AC08DRD
  • SN74AC08DR
  • SN74AC08DRDB
  • SN74AC08DRDBR
  • SN74AC08DRPW
  • SN74AC08DRPWR
  • SN74AC08DRNS
  • SN74AC08DRNSR
  • SN74AC08DRN
  • SN74AC08DRBQA
  • SN74AC08DRBQAR
  • SN74AC08DRFK

CAD (KiCad official)

  • Symbol: SN74AC08DR
  • Footprint: Package_SO:SOIC-14_3.9x8.7mm_P1.27mm
  • 3D model: SOIC-14 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Texas Instruments datasheet (38 pp, sha256 54bab4976ff13709, retrieved 2026-08-17, tier: manufacturer)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF