With speeds of up to 1.2GHz, support for floating-point operations, USB 2.0, PCI-Express, SATA, Gigabit Ethernet, security, NAND Flash interfaces and low power dissipation, the PowerPC 460EX embedded processor is ideally suited to a wide range of high-performance applications, including imaging, industrial control and networking.

Features

• CPU Speed (frequency): 667 MHz to 1.2GHz
• Performance: 2.0 DMIPS/MHz (2,400 DMIPS @ 1.2 GHz peak)
• 32-KB-I/32-KB-D L1 caches, and 256-KB L2/SRAM with parity protection
• 64KB On Chip Memory
• On-chip double data rate 1/2 (DDR1/2) SDRAM controller with 32/64-bit interface, up to 3.2-GB/s peak data rate and optional ECC
  • Support for four banks of DDR SDRAM memory of up to 4 GB each, maximum capacity of 16 GBs with CAS latencies of 2, 3, 4, 5, 6, and 7
• Two PCI-Express interfaces, one with four lanes and one with one lane; 2.5-Gbit/s full duplex per lane; compliant with PCI-Express base specification 1.1; configurable as root or end point
• 32-bit PCI V2.2, 3.3-V interface supporting frequencies of up to 66 MHz
• One port SATA controller operating at up to 3.0Gb/s. Compliant with Serial ATA II specifications
• 5-stage FPU with 2.0 MFLOPS/MHz (SP/DP); hardware support for IEEE 754; singleprecision and double-precision operation with thirty-two 64-bit floating-point registers
• On-chip IPSec/SSL acceleration (optional)
• NAND Flash controller. Supports one to four banks of NAND Flash memory devices; direct interfacing to discrete NAND Flash devices (up to four devices) and Smart- Media Card socket (22-pins); 4-Mbyte - 256-Mbyte devices sizes supported; 512-byte +16-byte or 2-KB +64-byte device page sizes supported; DMA support allows direct, no processor-intervention block copy from NAND Flash out to SDRAM; boot-from-NAND supported
• 4-channel DMA - available for internal and external use
  • Support for memory-to-memory, peripheral-to-memory, and memory-toperipheral transfers
  • Scatter/gather capability
• 1-channel high performance DMA for internal use
• USB 2.0 OTG controller and USB 2.0 Host controller operating at 1.5Mbps, 12 Mbps and 480Mbps
• (2) Ethernet 10/100/1000-Mbit/s, full-duplex MACs with TCP/IP Acceleration Hardware, QoS, and Jumbo Frame support, supporting GMII/MII, TBI, RTBI, RGMII, SGMII, SMII interfaces. Memory access layer (MAL) provides DMA capability to both Ethernet channels
• Up to 100 MHz, 27-bit address bus, 32-bit data bus external bus control (EBC) interface
  • Support for up to 6 ROM, RAM, or slave peripheral I/O devices
• Up to four UARTs (1x 8-pin, or 2x 4-pin, or 4x 2-pin, or 1x4-pin and 2x 2-pin)
• Two IIC (with one integrated boot strap controller)
• One SPI serial interface
• Programmable interrupt controller with 16 external inputs, 48 internal inputs
• Programmable timers
• General-purpose I/O (64)
• Support for JTAG board testing, JTAG debuggers, and 4xx instruction trace interface
• RoHS compliant (lead-free) version available