AT91SAM9G25-CFU-999

The AT91SAM9G25-CFU-999 is a Microchip Technology microprocessor IC based on an ARM926EJ-S core running at 400 MHz. Designed for embedded systems, this single-core, 32-bit MPU provides a balance of processing performance and integrated connectivity for industrial applications.

With on-chip memory controllers, multiple USB ports, and 10/100 Mbps Ethernet, the device targets networked and USB-enabled embedded designs where industrial temperature operation and compact package integration are required.

Key Features

• Core and Performance  ARM926EJ-S single-core, 32-bit processor clocked at 400 MHz for deterministic embedded processing.
• Memory Interfaces  Built-in controllers for DDR2, SDRAM, and SRAM to support a range of external memory configurations.
• Connectivity  Integrated 10/100 Mbps Ethernet and three USB 2.0 ports to enable network and peripheral interfacing.
• System Interfaces  External Bus Interface (EBI/EMI) for flexible connection to external peripherals and memory-mapped devices.
• Package and Mounting  247-BGA (10×10) supplier device package, surface-mountable for high-density PCB layouts.
• Industrial Grade Operation  Rated for operation from −40°C to 85°C, suitable for industrial temperature environments.
• Graphics  No graphics acceleration; suitable for control and connectivity-focused embedded applications.

Typical Applications

• Industrial Embedded Systems  Control and monitoring platforms that require industrial temperature operation and robust memory interfacing.
• Networked Devices  Ethernet-enabled equipment such as gateways, controllers, or instrumentation leveraging the integrated 10/100 Mbps interface.
• USB-Enabled Peripherals  Embedded designs requiring multiple USB 2.0 ports for device or host connectivity.
• Memory-Intensive Embedded Designs  Applications that need flexible external memory support via DDR2, SDRAM, or SRAM controllers.

Unique Advantages

• Balanced Processing Power: Single ARM926EJ-S core at 400 MHz provides deterministic 32-bit processing suitable for embedded control tasks.
• Flexible Memory Support: DDR2, SDRAM and SRAM controllers simplify integration with a variety of external memory options.
• Integrated Connectivity: On-chip 10/100 Mbps Ethernet and three USB 2.0 ports reduce the need for external interface components.
• Industrial Temperature Range: −40°C to 85°C rating supports deployments in harsh or variable-temperature environments.
• Compact High-Density Package: 247-BGA (10×10) enables space-efficient PCB designs for embedded products.
• EBI/EMI Interface: External bus/emulation interfaces provide design flexibility for memory-mapped peripherals and system expansion.

Why Choose AT91SAM9G25-CFU-999?

The AT91SAM9G25-CFU-999 positions itself as a practical MPU choice for embedded and industrial designs that need a straightforward, integrated solution. Its ARM926EJ-S core at 400 MHz, broad memory controller support, multiple USB ports, and 10/100 Mbps Ethernet provide a cohesive feature set for networked and peripheral-rich products.

Engineers specifying this part will find a compact 247-BGA package and an industrial operating temperature range that support robust, space-constrained deployments. As a member of the SAM9G series from Microchip Technology, it is suited to projects that prioritize reliable connectivity, flexible memory options, and industrial-grade operation.

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