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Contents

README

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SN74LS14DBR

Texas Instruments · Inverters · SSOP-14-208mil

SN74LS14DBR from Texas Instruments, in a SSOP-14-208mil. 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 1A input Schmitt-trigger input for channel 1 with VT+ = 1.4-1.9V and VT− = 0.5-1.0V
2 1Y output Inverted logic output for channel 1, VOH = 2.4-3.4V, VOL = 0.35-0.5V
3 2A input Schmitt-trigger input for channel 2 with VT+ = 1.4-1.9V and VT− = 0.5-1.0V
4 2Y output Inverted logic output for channel 2, VOH = 2.4-3.4V, VOL = 0.35-0.5V
5 3A input Schmitt-trigger input for channel 3 with VT+ = 1.4-1.9V and VT− = 0.5-1.0V
6 3Y output Inverted logic output for channel 3, VOH = 2.4-3.4V, VOL = 0.35-0.5V
7 GND power_in Ground reference
8 4Y output Inverted logic output for channel 4, VOH = 2.4-3.4V, VOL = 0.35-0.5V
9 4A input Schmitt-trigger input for channel 4 with VT+ = 1.4-1.9V and VT− = 0.5-1.0V
10 5Y output Inverted logic output for channel 5, VOH = 2.4-3.4V, VOL = 0.35-0.5V
11 5A input Schmitt-trigger input for channel 5 with VT+ = 1.4-1.9V and VT− = 0.5-1.0V
12 6Y output Inverted logic output for channel 6, VOH = 2.4-3.4V, VOL = 0.35-0.5V
13 6A input Schmitt-trigger input for channel 6 with VT+ = 1.4-1.9V and VT− = 0.5-1.0V
14 VCC power_in Positive power supply voltage, 4.75V to 5.25V for SN74LS14

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SSOP-14-208mil
Category Logic
Pins 14

CAD (KiCad official)

  • Symbol: SN74LS14DBR
  • Footprint: Package_SO:SSOP-14_5.3x6.2mm_P0.65mm
  • 3D model: SSOP-14-208mil (KiCad packages3D, STEP)
  • 3D model files: sn74ls14dbr-etched.step / sn74ls14dbr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74ls14dbr.step / sn74ls14dbr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (39 pp, sha256 059f7041c38abb52, 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