參數(shù)資料
型號: MPC8306CVMADDCA
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 266 MHz, RISC PROCESSOR, PBGA369
封裝: 19 X 19 MM, 1.61 MM HEIGHT, 0.80 MM PITCH, LEAD FREE, MAPBGA-369
文件頁數(shù): 61/76頁
文件大小: 474K
代理商: MPC8306CVMADDCA
MPC8306 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 0
64
Freescale Semiconductor
Clocking
NOTE
Core VCO frequency = core frequency
VCO divider. The VCO divider
(RCWL[COREPLL[0:1]]), must be set properly so that the core VCO
frequency is in the range of 400–800 MHz.
22.4
QUICC Engine PLL Configuration
The QUICC Engine PLL is controlled by the RCWL[CEPMF] and RCWL[CEPDF] parameters. Table 58
shows the multiplication factor encodings for the QUICC Engine PLL.
10
0001
0
1:1
8
11
0001
0
1:1
8
00
0001
1
1.5:1
2
01
0001
1
1.5:1
4
10
0001
1
1.5:1
8
11
0001
1
1.5:1
8
00
0010
0
2:1
2
01
0010
0
2:1
4
10
0010
0
2:1
8
11
0010
0
2:1
8
00
0010
1
2.5:1
2
01
0010
1
2.5:1
4
10
0010
1
2.5:1
8
11
0010
1
2.5:1
8
00
0011
0
3:1
2
01
0011
0
3:1
4
10
0011
0
3:1
8
11
0011
0
3:1
8
Table 58. QUICC Engine PLL Multiplication Factors
RCWL[CEPMF]
RCWL[CEPDF]
QUICC Engine PLL Multiplication Factor = RCWL[CEPMF]/
(1 + RCWL[CEPDF)
00000–00001
0
Reserved
00010
0
2
00011
0
3
00100
0
4
Table 57. e300 Core PLL Configuration (continued)
RCWL[COREPLL]
core_clk : csb_clk Ratio
VCO Divider
0-1
2-5
6
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