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Contents

README

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SN74LVC541ANSR

Texas Instruments · Buffers, Drivers, Receivers, Transceivers · SOIC-20-208mil

SN74LVC541ANSR from Texas Instruments, in a SOIC-20-208mil. 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 OE1 input Low-active output enable input controlling all eight output channels
2 A1 input Non-inverting input for channel 1, accepts 0-5.5V
3 A2 input Non-inverting input for channel 2, accepts 0-5.5V
4 A3 input Non-inverting input for channel 3, accepts 0-5.5V
5 A4 input Non-inverting input for channel 4, accepts 0-5.5V
6 A5 input Non-inverting input for channel 5, accepts 0-5.5V
7 A6 input Non-inverting input for channel 6, accepts 0-5.5V
8 A7 input Non-inverting input for channel 7, accepts 0-5.5V
9 A8 input Non-inverting input for channel 8, accepts 0-5.5V
10 GND power_in Ground reference and supply current return path
11 Y8 tri_state Non-inverting tri-state output for channel 8, 0-5.5V capable
12 Y7 tri_state Non-inverting tri-state output for channel 7, 0-5.5V capable
13 Y6 tri_state Non-inverting tri-state output for channel 6, 0-5.5V capable
14 Y5 tri_state Non-inverting tri-state output for channel 5, 0-5.5V capable
15 Y4 tri_state Non-inverting tri-state output for channel 4, 0-5.5V capable
16 Y3 tri_state Non-inverting tri-state output for channel 3, 0-5.5V capable
17 Y2 tri_state Non-inverting tri-state output for channel 2, 0-5.5V capable
18 Y1 tri_state Non-inverting tri-state output for channel 1, 0-5.5V capable
19 OE2 input Low-active output enable input controlling all eight output channels
20 VCC power_in Positive supply voltage, 1.65-3.6V recommended operating range

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-20-208mil
Category Logic
Pins 20

CAD (KiCad official)

  • Symbol: SN74LVC541ANSR
  • Footprint: Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm
  • 3D model: SOIC-20-208mil (KiCad packages3D, STEP)
  • 3D model files: sn74lvc541ansr-etched.step / sn74lvc541ansr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); sn74lvc541ansr.step / sn74lvc541ansr.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (44 pp, sha256 dc44823f43e3a745, retrieved 2026-09-27, 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