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参数资料
型号： MPC8248ZQTMFX
厂商： FREESCALE SEMICONDUCTOR INC
元件分类： 微控制器/微处理器
英文描述： 32-BIT, 400 MHz, RISC PROCESSOR, PBGA516
封装： 27 X 27 MM, 2.25 MM HEIGHT, 1 MM PITCH, PLASTIC, MS-034AAL-1, BGA-516
文件页数： 53/60页
文件大小： 918K
代理商： MPC8248ZQTMFX
MPC8272 PowerQUICC II Family Hardware Specifications, Rev. 1.5
Freescale Semiconductor
57
Document Revision History
11 Document Revision History
Table 22 lists significant changes between revisions of this hardware specification.
Table 22. Document Revision History
Revision
Date
Substantive Changes
1.5
12/2006
Section 6, “AC Electrical Characteristics,” removed deratings statement and clarified AC
timing descriptions.
1.4
05/2006
Added row for 133 MHz configurations to Table 7.
1.3
02/2006
Inserted Section 6.3, “JTAG Timings.”
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 10, Table 11, and Table 12.
Added footnote 2 to Table 12.
Added the conditions note directly above Table 11.
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 5: Note 2 updated to reflect VIH=2.5 for TCK, TRST, PORESET; request for external
pullup removed.
Section 4.6: Updated description of layout practices
Table 5: Note 3 added regarding IIC compatibility
Table 7: Updated nominal and maximum power dissipation values
Table 8: 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 10: updated values for following specs: sp16a, sp16b, sp18a, sp18b, sp20, sp21, sp22
Section 6.2: added spread sprectrum clocking note
Section 6.2: added CLKIN jitter note
Table 11: combined specs sp11 and sp11a
Table 12: 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 20: correct superscript of footnote number after pin AD22
Table 20: remove DONE3 from PC12
Table 20: signals referring to TDMs C2 and D2 removed
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