Freescale Semiconductor
Technical Data
MPC8540EC
Rev. 4, 12/2006
MPC8540
Integrated Processor
Hardware Specifications
The MPC8540 integrates a PowerPC™ processor core built
on Power Architecture™ technology with system logic
required for networking, telecommunications, and wireless
infrastructure applications. The MPC8540 is a member of
the PowerQUICC™ III family of devices that combine
system-level support for industry-standard interfaces with
processors that implement the embedded category of the
Power Architecture technology. For functional
characteristics of the processor, refer to the MPC8540
PowerQUICC™ III Integrated Host Processor Reference
Manual.
To locate any published errata or updates for this document,
contact your Freescale sales office.
Contents
1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . 7
3. Power Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 11
4. Clock Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
5. RESET Initialization . . . . . . . . . . . . . . . . . . . . . . . . . 15
6. DDR SDRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
7. DUART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
8. Ethernet: Three-Speed,10/100, MII Management . . 22
9. Local Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
10. JTAG . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
11. I2C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
12. PCI/PCI-X . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
13. RapidIO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
14. Package and Pin Listings . . . . . . . . . . . . . . . . . . . . . 66
15. Clocking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
16. Thermal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
17. System Design Information . . . . . . . . . . . . . . . . . . . 89
18. Document Revision History . . . . . . . . . . . . . . . . . . . 96
19. Device Nomenclature . . . . . . . . . . . . . . . . . . . . . . . 101
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