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Contents

README

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HG24C04M5

HGSEMI · EEPROM · SOT23-5

HG24C04M5 from HGSEMI, in a SOT23-5. 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 SCL input Serial clock input. Positive edge clocks data into the EEPROM; negative edge clocks data out. Schmitt-trigger filtered input for noise suppression; requires external pull-up.
2 GND power_in Ground reference for the device (0 V).
3 SDA bidirectional Bi-directional serial data line, open-drain output. May be wire-ORed with any number of other open-drain / open-collector devices. Requires an external pull-up resistor (typ. to VCC).
4 VCC power_in Supply voltage input. Operating range 1.7 V to 5.5 V. Bypass with a local decoupling capacitor.
5 WP input Write Protect. Tie to GND for normal read/write operations. Tie to VCC to enable hardware write protection of the full 4K array. Schmitt-trigger filtered input.

Key specifications

Parameter Value
Manufacturer HGSEMI
Package SOT23-5
Category Memory
Pins 5

Ordering variants

Same part, different packaging or reel option.

  • HG24C04M5/TR
  • HG24C04M5N
  • HG24C04M5M/TR
  • HG24C04M5M-4K/TR
  • HG24C04M5MM/TR
  • HG24C04M5M8/TR
  • HG24C04M5DQ3/TR
  • HG24C04M5DQ2/TR

CAD (KiCad official)

  • Symbol: HG24C04M5
  • Footprint: Package_TO_SOT_SMD:SOT-23-5
  • 3D model: SOT23-5 (KiCad packages3D, STEP)
  • 3D model files: hg24c04m5-etched.step / hg24c04m5-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hg24c04m5.step / hg24c04m5.glb are the bare package body.

Provenance

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

  • Datasheet: HGSEMI datasheet (19 pp, sha256 228b5241d9f7dc0a, retrieved 2026-08-17, tier: lcsc)
  • 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