mpc8270vr Freescale Semiconductor, Inc, mpc8270vr Datasheet - Page 77
mpc8270vr
Manufacturer Part Number
mpc8270vr
Description
Mpc8275 Powerquicc Ii Integrated Communications Processor
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MPC8270VR.pdf
(80 pages)
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Freescale Semiconductor
Revision
1.2
12/2004
Date
MPC8280 PowerQUICC™ II Family Hardware Specifications, Rev. 1.8
• Section 2: removed voltage tracking note
•
•
•
• 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
•
•
• Section 6.2: added spread sprectrum clocking note
•
• Sections 7.2, 7.3: unit of ns added to Tval notes
•
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