128 Mbit NOR Flash for code shadowing — what the specs mean for your BOM
The S25FL129P0XMFV011: The SPI Quad I/O interface runs at 104 MHz.
Sourcing now runs through independent distribution where verified new-old-stock lots still surface.
16-SOIC footprint and layout notes
The package is a 16-SOIC with a 7.50 mm body width. The SPI Quad I/O signals map to the usual pin positions for this package style.
