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Contents

README

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STM6321MAWY6F

STMicroelectronics · Supervisor And Reset ICs · SOT-23-5

STM6321MAWY6F from STMicroelectronics, in a SOT-23-5. 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 RST output Active low open drain reset output that pulses low when triggered, stays low while VCC is below the reset threshold, and needs a pull-up resistor to a supply up to 6 V.
2 VSS power_in Ground.
3 RST (active high) output Active high push-pull reset output, the inverse of the active low RST output.
4 WDI input Watchdog input that asserts reset if it stays high or low for 1.6 s (typ.) and can be disabled by leaving it unconnected or tristated.
5 VCC power_in Supply voltage monitored against the reset threshold, with an absolute maximum of 7.0 V and an operating range of 1.0 to 5.5 V.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package SOT-23-5
Category Power Management (PMIC)
Pins 5

CAD (KiCad official)

  • Symbol: STM6321MAWY6F
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT-23-5 (KiCad packages3D, STEP)
  • 3D model files: stm6321mawy6f-etched.step / stm6321mawy6f-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm6321mawy6f.step / stm6321mawy6f.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (31 pp, sha256 ba50f0fd6706f830, retrieved 2026-10-07, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (text), consensus claude-sonnet-5-5 (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