參數(shù)資料
型號: MPC8247VRP
廠商: Motorola, Inc.
英文描述: MPC8272 PowerQUICC II Family Hardware Specifications
中文描述: MPC8272的PowerQUICC II系列硬件規(guī)格
文件頁數(shù): 29/56頁
文件大?。?/td> 539K
代理商: MPC8247VRP
29
MPC8272 PowerQUICC II Family Hardware Specifications
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
For More Information On This Product,
Go to: www.freescale.com
MOTOROLA
Clock Configuration Modes
1000_100
66.7
133.3
3
200.0 400.0
4.5
300.0 600.0
8
25.0
50.0
1000_101
66.7
133.3
3
200.0 400.0
6
400.0 800.0
8
25.0
50.0
1000_110
66.7
133.3
3
200.0 400.0
6.5
433.3 866.7
8
25.0
50.0
1001_000
Reserved
1001_001
Reserved
1001_010
71.4
114.3
3.5
250.0 400.0
3.5
250.0 400.0
8
31.3
50.0
1001_011
62.5
114.3
3.5
218.8 400.0
4
250.0 457.1
8
27.3
50.0
1001_100
57.1
114.3
3.5
200.0 400.0
4.5
257.1 514.3
8
25.0
50.0
1001_101
50.0
85.7
3.5
175.0 300.0
5
250.0 428.6
6
29.2
50.0
1001_110
45.5
85.7
3.5
159.1 300.0
5.5
250.0 471.4
6
26.5
50.0
1001_111
42.9
85.7
3.5
150.0 300.0
6
257.1 514.3
6
25.0
50.0
1010_000
75.0
150.0
2
150.0 300.0
2
150.0 300.0
6
25.0
50.0
1010_001
75.0
150.0
2
150.0 300.0
2.5
187.5 375.0
6
25.0
50.0
1010_010
75.0
150.0
2
150.0 300.0
3
225.0 450.0
6
25.0
50.0
1010_011
75.0
150.0
2
150.0 300.0
3.5
262.5 525.0
6
25.0
50.0
1010_100
75.0
150.0
2
150.0 300.0
4
300.0 600.0
6
25.0
50.0
1010_101
100.0 200.0
2
200.0 400.0
2.5
250.0 500.0
8
25.0
50.0
1010_110
100.0 200.0
2
200.0 400.0
3
300.0 600.0
8
25.0
50.0
1010_111
100.0 200.0
2
200.0 400.0
3.5
350.0 700.0
8
25.0
50.0
1011_000
Reserved
1011_001
80.0
160.0
2.5
200.0 400.0
2.5
200.0 400.0
8
25.0
50.0
1011_010
80.0
160.0
2.5
200.0 400.0
3
240.0 480.0
8
25.0
50.0
1011_011
80.0
160.0
2.5
200.0 400.0
3.5
280.0 560.0
8
25.0
50.0
1011_100
80.0
160.0
2.5
200.0 400.0
4
320.0 640.0
8
25.0
50.0
1011_101
80.0
160.0
2.5
200.0 400.0
4.5
360.0 720.0
8
25.0
50.0
1101_000
50.0
100.0
2.5
125.0 250.0
3
150.0 300.0
5
25.0
50.0
Table 16. Clock Configurations for PCI Host Mode (PCI_MODCK=1)
1, 2
(continued)
Mode
3
Bus Clock
(MHz)
CPM
Multiplication
Factor
4
CPM Clock
(MHz)
CPU
Multiplication
Factor
5
CPU Clock
(MHz)
PCI
Division
Factor
PCI Clock
(MHz)
MODCK_H-
MODCK[1-3]
Low
High
Low
High
Low
High
Low
High
F
Freescale Semiconductor, Inc.
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