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Contents

README

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LMH6643MMX

Texas Instruments · Operational Amplifier · VSSOP-8

LMH6643MMX from Texas Instruments, in a VSSOP-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 OUT A output Channel A output providing ±75 mA linear output current with output voltage swing within 40 mV of supply rails.
2 -IN A input Channel A inverting input with input common mode voltage range extending 0.5 V below V- to 1 V from V+.
3 +IN A input Channel A non-inverting input with input common mode voltage range extending 0.5 V below V- to 1 V from V+.
4 V- power_in Negative supply connection with operating voltage range of 2.7 V to 12.8 V below V+.
5 -IN B input Channel B inverting input with input common mode voltage range extending 0.5 V below V- to 1 V from V+.
6 +IN B input Channel B non-inverting input with input common mode voltage range extending 0.5 V below V- to 1 V from V+.
7 OUT B output Channel B output providing ±75 mA linear output current with output voltage swing within 40 mV of supply rails.
8 V+ power_in Positive supply connection with operating voltage range of 2.7 V to 12.8 V above V-.

Key specifications

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

CAD (KiCad official)

  • Symbol: LMH6643MMX
  • Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
  • 3D model: VSSOP-8 (KiCad packages3D, STEP)
  • 3D model files: lmh6643mmx-etched.step / lmh6643mmx-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); lmh6643mmx.step / lmh6643mmx.glb are the bare package body.

Provenance

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

  • Datasheet: Texas Instruments datasheet (47 pp, sha256 3c660e42bc65dd29, retrieved 2026-09-22, tier: lcsc)
  • 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