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Contents

README

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LM2904BAQDRQ1

Texas Instruments · Operational Amplifier · SOIC-8

LM2904BAQDRQ1 from Texas Instruments, in a SOIC-8. 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 OUT1 output Output of the first operational amplifier.
2 IN1- input Negative (inverting) input of the first operational amplifier.
3 IN1+ input Positive (non-inverting) input of the first operational amplifier.
4 V- power_in Negative (lowest) power supply or ground for single supply operation.
5 IN2+ input Positive (non-inverting) input of the second operational amplifier.
6 IN2- input Negative (inverting) input of the second operational amplifier.
7 OUT2 output Output of the second operational amplifier.
8 V+ power_in Positive (highest) power supply.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SOIC-8
Category Amplifiers/Comparators
Pins 8

CAD (KiCad official)

  • Symbol: LM2904BAQDRQ1
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOIC-8 (KiCad packages3D, STEP)
  • 3D model files: lm2904baqdrq1-etched.step / lm2904baqdrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lm2904baqdrq1.step / lm2904baqdrq1.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (44 pp, sha256 58d8285f590f5a5e, retrieved 2026-09-22, 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-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