Capacity: SD, SDHC, SDXC and SDUC

Scope and location

SD capacity/file-system classes and nominal full-size SD and microSD envelopes; not host capacity approval.

Capacity ranges, file-system table and Form Factor Size rows

Open the original source

Inspected

2026-10-07

Access

public page

Recorded AI-assisted source inspection; not independent human approval or hardware testing.

Nominal card envelopes are identification aids, not mechanical tolerances, socket footprints, pad positions or formatting instructions.

Source inspection is separate from independent technical approval, rights clearance and hardware testing.