| Parameter | Min | Typ | Max | Unit | |----------------------|-------|-------|-------|------| | Core (VDDC) | 0.95 | 1.00 | 1.05 | V | | I/O (VDDIO) | 3.135 | 3.3 | 3.465 | V | | DDR4 (VDDQ) | 1.14 | 1.2 | 1.26 | V | | Ambient Temperature | 0 | - | 70 | °C | | Industrial Temp | -40 | - | 85 | °C |
[Host Server] <--PCIe/LPC--> [AST2500] <--I2C--> [Temp sensor, PSU]
<--GPIO--> [Fan control, Power button]
<--Ethernet--> [Remote admin LAN]
<--VGA--> [Front/rear VGA port]
The ASPEED AST2500 is a 6th-generation Baseboard Management Controller (BMC) featuring an ARM11 CPU, DDR4 support, and integrated PCIe 2D graphics. It acts as a specialized server management processor offering dual Gigabit Ethernet, USB-over-IP, and high-speed DMA capabilities for remote management. For detailed technical specifications, visit Aspeed Tech ASPEED Technology Inc. AST2500 - ASPEED Technology
ASPEED AST2500 Go to product viewer dialog for this item. is a 6th-generation Server Management Processor (BMC) designed to provide remote monitoring and 2D graphics for enterprise systems. This guide summarizes the core specifications and features found in the official AST2500 Product Overview and related technical documentation. 🚀 Key Hardware Specifications
upgrades from previous generations by moving to DDR4 memory and a faster ARM core. Processor: ARM11 CPU running at 800MHz.
Memory Support: Supports DDR3 (800Mbps) and DDR4 (1600Mbps) with a 16-bit data bus. Capacity: Up to 1GB of SDRAM with optional ECC support. Package: 456-pin TFBGA (19mm x 19mm) with 0.8mm ball pitch. Storage: Connects via SPI flash memory for firmware. 🖥️ Graphics & Remote Management
As a BMC SoC, it handles both local display and remote administration tasks. 2D Video: Integrated PCIe 2D Video Graphic Adapter. Resolution: Supports up to 1920x1200 @ 60Hz (32bpp).
iKVM: Advanced Video-Over-IP with YUV444/YUV420 compression.
Virtual Media: Supports USB-Over-IP (virtual hub for up to 5 devices). Standards: Fully compliant with IPMI 2.0 specifications. 🌐 Connectivity & I/O Aspeed Ast2500 Datasheet
The chip acts as a bridge between the network and the host motherboard.
Network: Dual 10/100/1000 Mbps MACs for dedicated management LAN.
Bus Interface: Native PCI Express support (PCIe 2.0 x1 upstream). Internal Headers: LPC, SMBus, PMBus, and IPMB interfaces. PWM/Tachometer for fan control. GPIO, NCSI, and PECI support. 🛠️ Software & Driver Support
Standard drivers are typically included in major operating systems. Baseboard Management Controller (BMC)
The Aspeed AST2500: A Highly Integrated BMC for Advanced Server Management
The Aspeed AST2500 is a highly integrated Baseboard Management Controller (BMC) chip designed for advanced server management. As a leading provider of BMC solutions, Aspeed Technology has packed the AST2500 with a wide range of features to enable efficient, secure, and remote management of servers. In this essay, we will explore the key features and capabilities of the Aspeed AST2500, as outlined in its datasheet, and examine its applications in modern server infrastructure.
Overview of the AST2500
The Aspeed AST2500 is a single-chip BMC that integrates multiple functions, including a 32-bit ARM Cortex-A9 processor, memory interfaces, and a rich set of peripherals. The chip supports a wide range of interfaces, including USB, UART, I2C, SPI, and PCIe, making it an ideal solution for managing complex server systems. The AST2500 is designed to operate in a variety of environments, with a temperature range of -40°C to 85°C and a voltage range of 3.3V to 5V.
Key Features and Capabilities
The Aspeed AST2500 datasheet highlights several key features that make it an attractive solution for server management:
Applications
The Aspeed AST2500 is designed for use in a variety of server applications, including:
Conclusion
In conclusion, the Aspeed AST2500 is a highly integrated BMC chip that offers a wide range of features and capabilities for advanced server management. Its support for remote management, security, performance monitoring, and peripherals makes it an attractive solution for data centers, cloud computing environments, and enterprise servers. As server infrastructure continues to evolve, the Aspeed AST2500 is well-positioned to play a key role in enabling efficient, secure, and remote management of servers. By leveraging the features and capabilities of the AST2500, administrators can optimize server performance, reduce downtime, and improve overall data center efficiency. | Parameter | Min | Typ | Max
The Aspeed AST2500 is a 7th-generation server management processor. It is a System-on-Chip (SoC) specifically designed for BMC applications. Unlike general-purpose microcontrollers, the AST2500 integrates a rich set of I/O, a high-performance 2D graphics controller, and a video capture engine to enable "KVM over IP" (Keyboard, Video, Mouse over Internet Protocol).
Key Differentiators from the Datasheet:
When you open the AST2500 datasheet, the first thing you notice is the block diagram: a central ARM core surrounded by a sea of controllers—PCIe, DDR3/DDR4, eMMC, SPI, LPC, I2C, and a 10/100/1000 Ethernet MAC.
The datasheet reads like an inventory of embedded interfaces:
Configured via strapping pins (sampled at reset):
| MODE[2:0] | Boot Device | Interface | |-----------|------------------|-----------| | 000 | SPI NOR Flash | SPI0 | | 001 | SPI NAND Flash | SPI0 | | 010 | eMMC 4.5 | eMMC | | 011 | SD Card 3.0 | SDIO | | 100 | LPC/FWH ROM | LPC | | 101–111 | Reserved / Test | - |
The first 4KB of boot ROM loads the second-stage bootloader (U-Boot) into DRAM. The ASPEED AST2500 is a 6th-generation Baseboard Management
The ASPEED AST2500 is a 32-bit ARM-based SoC targeting remote management, KVM (Keyboard-Video-Mouse), and industrial control applications. It is the dominant BMC chip in servers (x86, ARM, RISC-V) and edge gateways.
Key Differentiators from AST2400: