Document Number: MPC8260AEC Freescale Semiconductor Rev. 2.0, 06/2009 Technical Data MPC8260A PowerQUICC II Integrated Communications Processor Hardware Specifications Contents 1. Features 2 This document contains detailed information on power 2. Electrical and Thermal Characteristics 7 considerations, DC/AC electrical characteristics, and AC 3. Clock Configuration Modes . 23 timing specifications for .25m (HiP4) devices in the 4. Pinout 33 5. Package Description . 46 PowerQUICC II MPC8260 communications processor 6. Ordering Information 48 family. These devices include the MPC8260, the MPC8255, 7. Document Revision History . 48 the MPC8264, the MPC8265, and the MPC8266. Throughout this document, these devices are collectively referred to as the MPC826xA. Freescale Semiconductor, Inc., 20052009. All rights reserved.Features Figure 1 shows the block diagram for the MPC8266, the HiP4 superset device. Shaded portions indicate functionality that is not available on all devices refer to the notes. 16 Kbytes I-Cache I-MMU System Interface Unit (SIU) 60x Bus G2 Core 16 Kbytes Bus Interface Unit D-Cache 2,3 PCI Bus 32 bits, up to 66 MHz 60x-to-PCI D-MMU 2,3 Bridge or 60x-to-Local Local Bus Bridge 32 bits, up to 83 MHz Communication Processor Module (CPM) Memory Controller Timers Serial 32 Kbytes Interrupt Dual-Port RAM DMAs Controller Clock Counter Parallel I/O 32-bit RISC Microcontroller 4 Virtual System Functions and Program ROM Baud Rate IDMAs 1,3 IMA Generators Microcode 4 4 2 MCC1 MCC2 FCC1 FCC2 FCC3 SCC1 SCC2 SCC3 SCC4 SMC1 SMC2 SPI I C 1,3 TC Layer Hardware Time Slot Assigner Serial Interface 5 Non-Multiplexed 3 MII 2 UTOPIA 8 TDM Ports 6 I/O Ports Ports Notes: 1 MPC8264 4 Not on MPC8255 2 MPC8265 5 4 TDM ports on the MPC8255 3 MPC8266 6 2 MII ports on the MPC8255 Figure 1. MPC8266 Block Diagram 1 Features The major features of the MPC826xA family are as follows: Dual-issue integer core A core version of the EC603e microprocessor System core microprocessor supporting frequencies of 150300 MHz Separate 16-Kbyte data and instruction caches: Four-way set associative Physically addressed LRU replacement algorithm MPC8260A PowerQUICC II Integrated Communications Processor Hardware Specifications, Rev. 2.0 2 Freescale Semiconductor