If you surprised why it has a PowerPC CPU. It’s actually a SoC.
From the manual:
AMCC PowerPC 405 32-bit RISC processor core operating up to 333MHz with 16KB D-and I-caches.
Designed specifically to address embedded applications, the PowerPC 405EP (PPC405EP), provides a high-performance, low-power solution that interfaces to a wide range of peripherals by incorporating on-chip power management features and lower power dissipation requirements.