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KMPC875 Dataheets PDF



Part Number KMPC875
Manufacturers ETC
Logo ETC
Description (KMPC870 / KMPC875) Hardware Specifications
Datasheet KMPC875 DatasheetKMPC875 Datasheet (PDF)

Freescale Semiconductor MPC875EC Rev. 3.0, 07/2004 MPC875/MPC870 Hardware Specifications This hardware specification contains detailed information on power considerations, DC/AC electrical characteristics, and AC timing specifications for the MPC875/MPC870. The CPU on the MPC875/MPC870 is a 32-bit PowerPC™ core that incorporates memory management units (MMUs) and instruction and data caches and that implements the PowerPC instruction set. This hardware specification covers the following topic.

  KMPC875   KMPC875



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Freescale Semiconductor MPC875EC Rev. 3.0, 07/2004 MPC875/MPC870 Hardware Specifications This hardware specification contains detailed information on power considerations, DC/AC electrical characteristics, and AC timing specifications for the MPC875/MPC870. The CPU on the MPC875/MPC870 is a 32-bit PowerPC™ core that incorporates memory management units (MMUs) and instruction and data caches and that implements the PowerPC instruction set. This hardware specification covers the following topics: 1 Overview The MPC875/MPC870 is a versatile single-chip integrated microprocessor and peripheral combination that can be used in a variety of controller applications and communications and networking systems. The MPC875/MPC870 provides enhanced ATM functionality over that of other ATM-enabled members of the MPC860 family. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. Contents Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Maximum Tolerated Ratings . . . . . . . . . . . . . . . . . . . 7 Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . 9 Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Thermal Calculation and Measurement . . . . . . . . . . 11 Power Supply and Power Sequencing . . . . . . . . . . . 13 Mandatory Reset Configurations . . . . . . . . . . . . . . . 14 Layout Practices . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Bus Signal Timing . . . . . . . . . . . . . . . . . . . . . . . . . . 15 IEEE 1149.1 Electrical Specifications . . . . . . . . . . . 44 CPM Electrical Characteristics . . . . . . . . . . . . . . . . . 46 USB Electrical Characteristics . . . . . . . . . . . . . . . . . 67 FEC Electrical Characteristics . . . . . . . . . . . . . . . . . 67 Mechanical Data and Ordering Information . . . . . . . 71 Document Revision History . . . . . . . . . . . . . . . . . . . 82 © Freescale Semiconductor, Inc., 2004. All rights reserved. PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE Features Table 1 shows the functionality supported by the members of the MPC875/MPC870. Table 1. MPC875/870 Devices Cache Part I Cache MPC875 MPC870 8 Kbyte 8 Kbyte D Cache 8 Kbyte 8 Kbyte 10BaseT 1 — 10/100 2 2 1 — 1 1 1 1 Ethernet SCC SMC USB Security Engine Yes No 2 Features The MPC875/870 is comprised of three modules that each use the 32-bit internal bus: a MPC8xx core, a system integration unit (SIU), and a communications processor module (CPM). The following list summarizes the key MPC875/870 features: • • Embedded MPC8xx core up to 133 MHz Maximum frequency operation of the external bus is 80 MHz (in 1:1 mode) — The 133-MHz core frequency supports 2:1 mode only. — The 66-/80-MHz core frequencies support both the 1:1 and 2:1 modes. Single-issue, 32-bit core (compatible with the PowerPC architectu.


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