MPC8271VR datasheet(59/61 Pages) FREESCALE

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MPC8272 PowerQUICC II Family Hardware Specifications, Rev. 3

Freescale Semiconductor

Document Revision History

1.2

09/2005

• Added 133-MHz to the list of frequencies in the opening sentence of Section 6, “AC Electrical

Characteristics”.

• Added 133 MHz columns to Table 9, Table 11, Table 12, and Table 13.

• Added footnote 2 to Table 13.

• Added the conditions note directly above Table 12.

1.1

01/2005

• Modification for correct display of assertion level (“overbar”) for some signals

1.0

12/2004

• Section 1.1: Added 8:1 ratio to Internal CPM/bus clock multiplier values

• Section 2: removed voltage tracking note

• Table 3: Note 2 updated regarding VDD/VCCSYN relationship to VDDH during power-on reset

• Table 4: Updated VDD and VCCSYN to 1.425 V - 1.575 V

• Table 8: Note 2 updated to reflect VIH=2.5 for TCK, TRST, PORESET; request for external

pull-up removed.

• Section 4.6: Updated description of layout practices

• Table 8: Note 3 added regarding IIC compatibility

• Table 8: Updated nominal and maximum power dissipation values

• Table 9: updated PCI impedance to 27

Ω, updated 60x and MEMC values and added note to

reflect configurable impedance

• Section 6: Added sentence providing derating factor

• Section 6.1: added Note: Rise/Fall Time on CPM Input Pins

• Table 9: updated values for following specs: sp36b, sp37a, sp38a, sp39a, sp38b, sp40, sp41,

sp42, sp43, sp42a

• Table 11: updated values for following specs: sp16a, sp16b, sp18a, sp18b, sp20, sp21, sp22

• Section 6.2: added spread spectrum clocking note

• Section 6.2: added CLKIN jitter note

• Table 12: combined specs sp11 and sp11a

• Table 13: sp30 Data Bus minimum delay values changed to 0.8

• Section 7: unit of ns added to Tval notes

• Section 7: Updated all notes to reflect updated CPU Fmin of 150 MHz commercial temp

devices, 175 MHz extended temp; CPM Fmin of 120 MHz.

• Section 7, “Clock Configuration Modes”: Updated all table footnotes reflect updated CPU Fmin

of 150 MHz commercial temp devices, 175 MHz extended temp; CPM Fmin of 120 MHz.

• Table 21: correct superscript of footnote number after pin AD22

• Table 21: remove DONE3 from PC12

• Table 21: signals referring to TDMs C2 and D2 removed

Table 23. Document Revision History (continued)

Revision

Date

Substantive Changes

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