Description
The PC8260 PowerQUICC II™ is a versatile communications processor that integrates on one chip, a high-performance PowerPC (PC603e) RISC microprocessor, a highly flexible system integration unit, and many communications peripheral controllers that can be used in a variety of applications, particularly in communications and networking systems.

Features
• PC603e™ Microprocessor (Embedded PowerPC™ Core) at 100 - 200 MHz
   – 140 MIPS at 100 MHz (Dhrystone 2.1)
   – 280 MIPS at 200 MHz (Dhrystone 2.1)
   – High-performance, Superscalar Microprocessor
   – Disable CPU Mode
   – Improved Low-power Core
   – 16-Kbyte Data and 16-Kbyte Instruction Cache, Four-way Set Associative
   – Memory Management Unit
   – No Floating Point Unit
   – Common On-chip Processor (COP)
• System Integration Unit (SIU)
   – Memory Controller, Including Two Dedicated SDRAM Machines
   – PCI up to 66 MHz (Available in Subsequent Versions)
   – Hardware Bus Monitor and Software Watchdog Timer
   – IEEE 1149.1 JTAG Test Access Port
• High-performance Communications Processor Module (CPM) with Operating Frequency up to 166 MHz
   – PowerPC and CPM May Run at Different Frequencies
   – Supports Serial Bit Rates up to 710 Mbps at 133 MHz
   – Parallel I/O Registers
   – On-board 24 KBytes of Dual-port RAM
   – Two Multi-channel Controllers (MCCs) Each Supporting 128 Full-duplex, 64-Kbps, HDLC Lines
   – Virtual DMA Functionality
• Two Bus Architectures: One 64-bit PowerPC and One 32-bit Local Bus (or PCI on PC8265)
• Two UTOPIA Level-2 Master/Slave Ports, Both with Multi-PHY Support. One Can Support 8/16 bit Data
• Three MIL Interfaces
• Eight TDM Interfaces (T1/E1), Two TDM Ports Can Be Glueless to T3/E3
• Power Consumption: 2.5W at 133 MHz