参数资料
型号: IBM25PPC750FX-GB0132T
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 600 MHz, RISC PROCESSOR, CBGA292
封装: 21 X 21 MM, 1 MM PITCH, CERAMIC, BGA-292
文件页数: 30/62页
文件大小: 452K
代理商: IBM25PPC750FX-GB0132T
DD 2.X
PowerPC 750FX RISC Microprocessor
Preliminary
5. System Design Information
Page 34 of 63
Body_750FX_DS_DD2.X.fm.2.0
June 9, 2003
11011
27
17x
11100
28
18x
11101
29
19x
11110
30
20x
11111
31
Off3
Table 5-2. 750FX Microprocessor PLL Conguration (Continued)
PLL_CFG [0:4]
Processor to Bus Frequency Ratio (PBFR)
Binary
Decimal
Notes:
1. The 2X- 2.5X Processor to Bus Ratios are currently not supported.
2. In PLL-bypass mode, the SYSCLK input signal clocks the internal processor directly, the PLL is disabled, and the bus mode is set
for 1:1 mode operation. This mode is intended for factory use only.
The AC timing specications given in the document do not apply in PLL-bypass mode.
3. In Clock-off mode, no clocking occurs inside the 750FX regardless of the SYSCLK input.
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