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Contents

README

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LMV321AIDCKR

Texas Instruments · Operational Amplifier · SC-70-5

LMV321AIDCKR from Texas Instruments, in a SC-70-5. 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 +IN input Noninverting input of the op amp. Common-mode range is (V-) - 0.5 V to (V+) + 0.5 V (absolute max); diode-clamped to supply rails, limit external drive to 10 mA.
2 V- power_in Negative (lowest) supply or ground for single-supply operation. Total supply span (V+) - (V-) rated 0 V to 6 V absolute max, 2.5 V to 5.5 V recommended.
3 -IN input Inverting input of the op amp. Common-mode range is (V-) - 0.5 V to (V+) + 0.5 V (absolute max); diode-clamped to supply rails, limit external drive to 10 mA.
4 OUT output Rail-to-rail op amp output. Continuous short-circuit to ground rated; drives up to 500 pF capacitive load with unity-gain stability.
5 V+ power_in Positive (highest) supply. 2.5 V to 5.5 V recommended operating range; 6 V absolute maximum with respect to V-.

Key specifications

Parameter Value
Manufacturer Texas Instruments
Package SC-70-5
Category Op-amp/Cmp
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • LMV321AIDCKR
  • LMV321AIDCKT
  • LMV321AIDCKRIDBVR
  • LMV321AIDCKRIDBVT
  • LMV321AIDCKRUDBVR
  • LMV321AIDCKRUDBVT

CAD (KiCad official)

  • Symbol: LMV321AIDCKR
  • Footprint: Package_TO_SOT_SMD:SOT-353_SC-70-5
  • 3D model: SC-70-5 (KiCad packages3D, STEP)

Provenance

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

  • Datasheet: Texas Instruments datasheet (48 pp, sha256 d259d3712869641e, 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