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Preliminary
PowerPC 440GX Embedded Processor Data Sheet
Features
• PowerPC® 440 processor core operating up to 800MHz with 32KB I- and D-caches (with parity checking) • On-chip 256KB SRAM configurable as L2 Code store or Ethernet Packet store memory • Selectable processor:bus clock ratios (Refer to the Clocking chapter in the PPC440GX Embedded Processor User’s Manual for details) • Double Data Rate (DDR) Synchronous DRAM (SDRAM) interface operating up to 166MHz • External Peripheral Bus (32 bits) for up to eight devices with external mastering • DMA support for external peripherals, internal UART and memory • PCI-X V1.0a interface (32 or 64 bits, up to 133MHz) with support for conventional PCI V2.3 • Two Ethernet 10/100/1000Mbps half- or fullduplex interfaces.