AMCC PPC440SP
the PPC440SP Embedded Processor User’s Manual for details) • Supports up to 4 GB (2 Chip Selects) of 64-bit/32bit SDRAM with ECC – DDR1 266-333-400 – DDR2 400-533-667 • Three DDR PCI-X interfaces (32-bit or 64-bit) up to 133 MHz (DDR 266) with support for conventional PCI • XOR Accelerator with DMA controller • Processor can boot from PCI memory • Optional: High throughput RAID 6 hardware acceleration, performs XOR and Galois Field P & Q parity computations, supports up to 255 drives • I2O Messaging Unit with two DMA controllers • External Peripheral Bus (24-bit Address, 8-bit Data) for up to... This chip contains a high-performance RISC processor core, a DDR2 SDRAM controller, configurable 256KB SRAM to be used as L2 cache or software-controlled on-chip memory, three DDR PCI-X bus interfaces, an Ethernet interface, an I2O/DMA controller, control for external ROM and peripherals, optional RAID 6 acceleration, an XOR DMA unit, serial ports, IIC interfaces, and general purpose I/O.
