mpc8270vr Freescale Semiconductor, Inc, mpc8270vr Datasheet - Page 77

• Manufacturer Part Number: mpc8270vr
• Description: Mpc8275 Powerquicc Ii Integrated Communications Processor
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
Revision
1.2
12/2004
Date
MPC8280 PowerQUICC™ II Family Hardware Specifications, Rev. 1.8
• Section 2: removed voltage tracking note
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•
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• Section 4.2: New information about jumper-to-case thermal resistance
• Section 4.3: New information about jumper-to-board thermal resistance
• Section 4.4: New information about estimation with simulation
• Section 4.6: Updated description of layout practices
• Section 6: Added sentence providing derating factor
• Section
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• Section 6.2: added spread sprectrum clocking note
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• Sections 7.2, 7.3: unit of ns added to Tval notes
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Table
Table
pullup removed.
Table
Table
Table
Table
Section 7, “Clock Configuration
of 150 MHz commercial temp devices, 175 MHz extended temp; CPM Fmin of 120 MHz.
Table 25. Document Revision History (continued)
3: Note 2 updated regarding VDD/VCCSYN relationship to VDDH during power-on reset
5: Note 2 updated to reflect VIH=2.5 for TCK, TRST, PORESET; request for external
5: Note 4 added regarding IIC compatibility
9: updated values for following specs: sp42, sp43, sp42a
10: updated values for following specs: sp16b, sp18b, sp20, sp22
11: combined specs sp11 and sp11a
6.1, “CPM AC
Characteristics”: added Note: Rise/Fall Time on CPM Input Pins
Modes”: Updated all table footnotes reflect updated CPU Fmin
Substantive Changes
Document Revision History
77