IBM25PPC405GPR
Description
Designed specifically to address embedded applications, the PowerPC 405GPr (PPC405GPr) provides a high-performance, low-power solution that interfaces to a wide range of peripherals by incorporating on-chip power management features and lower power dissipation requirements. This chip contains a high-performance RISC processor core, SDRAM controller, PCI bus interface, Ethernet interface, control for external ROM and peripherals, DMA with scatter-gather support, serial ports, IIC interface, and general purpose I/O.
Key Features
- IBM PowerPC 405 32-bit RISC processor core operating up to 400MHz with 16KB I- and D-caches
- PC-133 synchronous DRAM (SDRAM) interface - 32-bit interface for non-ECC applications - 40-bit interface serves 32 bits of data plus 8 check bits for ECC applications
- 4KB on-chip memory (OCM)
- Programmable timers
- External peripheral bus - Flash ROM/Boot ROM interface - Direct support for 8-, 16-, or 32-bit SRAM and external peripherals - Up to eight devices - External Mastering supported
- DMA support for external peripherals, internal UART and memory - Scatter-gather chaining supported - Four channels
- PCI Revision 2.2 compliant interface (32-bit, up to 66MHz)
- Two serial ports (16550 compatible UART)
- One IIC interface
- General purpose I/O (GPIO) available
