AT91SAM9263B-CU

The AT91SAM9263B-CU is a 32-bit microprocessor IC based on the ARM926EJ-S core, running at 200 MHz and supplied in a 324-TFBGA (15 × 15) surface-mount package. It targets embedded applications that require sustained CPU performance combined with integrated multimedia, display and connectivity peripherals.

Designed for industrial-grade embedded systems, the device integrates external memory interfaces, display controllers, graphics accelerators, and multiple high-speed connectivity options to reduce system complexity and improve overall throughput.

Key Features

• ARM Core and Performance — ARM926EJ-S single 32-bit core at 200 MHz with instruction and data caches; datasheet lists up to 220 MIPS at 200 MHz.
• On-chip Memory — Includes internal memories: 128 Kbyte ROM, 80 Kbyte SRAM and 16 Kbyte SRAM for fast single-cycle access.
• Bus Matrix & External Memory — Nine 32-bit-layer bus matrix providing high internal bandwidth and two independent external memory buses (EBI0 and EBI1) for SDRAM, static memory and ECC-enabled NAND Flash.
• Display & Graphics — Integrated LCD controller supporting up to 24-bit TFT and up to 16M colors, plus two 2D graphics accelerators for line draw, block transfer and clipping operations.
• Image Sensor Interface — 12-bit image sensor interface compatible with ITU-R BT.601/656 external formats and programmable frame capture with preview and scaler paths.
• Connectivity — Ethernet MAC 10/100 Base-T with dedicated DMA FIFOs; dual USB 2.0 full-speed host ports and a USB 2.0 full-speed device port with integrated DPRAM and DMA support.
• DMA and Peripheral DMA — 2-channel DMA controller plus twenty peripheral DMA (PDC) channels for efficient data movement without CPU intervention.
• Package & Mounting — 324-TFBGA (15×15) supplier device package, surface mount suitable for compact embedded board designs.
• Grade — Industrial grade device suitable for embedded industrial applications.

Typical Applications

• Navigation Systems — When paired with external GPS engines, the device provides the processing, I/O and connectivity needed for embedded navigation solutions.
• Human-Machine Interfaces — Integrated LCD controller and 2D graphics accelerators enable responsive display and UI management for industrial HMIs and control panels.
• Imaging and Vision — Image Sensor Interface and on-chip capture/scaler paths support camera preview and image acquisition tasks in vision-enabled embedded products.
• Networked Embedded Devices — 10/100 Ethernet and multiple USB ports provide robust connectivity for industrial gateways, data loggers and multimedia endpoints.

Unique Advantages

• High on-chip integration: Combines CPU, caches, internal ROM/SRAM and multiple controllers to reduce external component count and BOM complexity.
• Dual external bus interfaces: EBI0 and EBI1 allow simultaneous interfacing to different memory types to avoid bus contention and maximize throughput.
• Built-in multimedia support: LCD controller, two 2D graphics accelerators and an image sensor interface streamline display and imaging subsystem design.
• Comprehensive connectivity: 10/100 Ethernet MAC plus dual USB host ports and a USB device port provide flexible I/O for networked and peripheral-rich systems.
• Efficient data movement: Dedicated DMA controller and 20-channel PDC reduce CPU load for high-bandwidth transfers and peripheral servicing.
• Industrial-grade packaging: 324-TFBGA surface-mount package suited for compact, reliable embedded board layouts.

Why Choose AT91SAM9263B-CU?

The AT91SAM9263B-CU delivers a balanced combination of ARM926EJ-S processing performance, integrated multimedia and connectivity peripherals, and flexible memory interfaces, making it well suited for embedded industrial applications that require both compute and rich I/O. Its dual external buses, on-chip DMA resources and graphics/display support help simplify system architecture while maximizing data throughput.

Backed by Microchip Technology and the SAM9263 series architecture, this MPU is appropriate for designs that demand a compact BGA package, industrial-grade operation and a comprehensive peripheral set for display, imaging and networked applications.

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