This document introduces the features and characteristics of the ARM926EJ-S processor, including DSP instruction extensions, Jazelle technology, memory management unit, embedded debug communication channel support, etc.
The AT91SAM9263 is a 32‑bit microcontroller based on the ARM926EJ‑S™ ARM® Thumb® processor, featuring up to 220 MIPS at 200 MHz, a 9‑layer bus matrix with 28.8 Gbps bandwidth, dual external memory interfaces, LCD and graphics controllers, USB 2.0, Ethernet MAC, and a rich set of peripherals.
This handbook covers the device’s features, block diagrams, pin‑signal descriptions, electrical and mechanical characteristics, power‑supply requirements, programming interface, USB host/device ports, LCD controller, graphics controller, image sensor interface, errata, and ordering information.
| Processor Core | ARM926EJ‑S™ ARM® Thumb® |
|---|---|
| Maximum Performance | 220 MIPS at 200 MHz |
| Internal ROM | 128 KB |
| Internal SRAM | 80 KB |
| Bus Matrix Bandwidth | 28.8 Gbps |
| Core Power Supply | 1.08 V to 1.32 V (VDDCORE, VDDBU) |
| Package | 324‑ball TFBGA Green |
It incorporates the ARM926EJ‑S™ ARM® Thumb® processor.
The device has two external bus interfaces, EBIO and EBI1.
VDDCORE and VDDBU require 1.08 V to 1.32 V.