参数资料
型号: MPC8248CVRTIEX
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, LEAD FREE, PLASTIC, MS-034AAL-1, BGA-516
文件页数: 35/60页
文件大小: 918K
代理商: MPC8248CVRTIEX
MPC8272 PowerQUICC II Family Hardware Specifications, Rev. 1.5
40
Freescale Semiconductor
Clock Configuration Modes
1011_011
25.0
50.0
8
200.0 400.0
3.5
280.0 560.0
2.5
80.0
160.0
1011_100
25.0
50.0
8
200.0 400.0
4
320.0 640.0
2.5
80.0
160.0
1011_101
25.0
50.0
8
200.0 400.0
2.5
250.0 500.0
2
100.0 200.0
1011_110
25.0
50.0
8
200.0 400.0
3
300.0 600.0
2
100.0 200.0
1011_111
25.0
50.0
8
200.0 400.0
3.5
350.0 700.0
2
100.0 200.0
1100_101
25.0
50.0
6
150.0 300.0
4
200.0 400.0
3
50.0
100.0
1100_110
25.0
50.0
6
150.0 300.0
4.5
225.0 450.0
3
50.0
100.0
1100_111
25.0
50.0
6
150.0 300.0
5
250.0 500.0
3
50.0
100.0
1101_000
25.0
50.0
6
150.0 300.0
5.5
275.0 550.0
3
50.0
100.0
1101_001
25.0
50.0
6
150.0 300.0
3.5
210.0 420.0
2.5
60.0
120.0
1101_010
25.0
50.0
6
150.0 300.0
4
240.0 480.0
2.5
60.0
120.0
1101_011
25.0
50.0
6
150.0 300.0
4.5
270.0 540.0
2.5
60.0
120.0
1101_100
25.0
50.0
6
150.0 300.0
5
300.0 600.0
2.5
60.0
120.0
1110_000
25.0
50.0
5
125.0 250.0
2.5
156.3 312.5
2
62.5
125.0
1110_001
25.0
50.0
5
125.0 250.0
3
187.5 375.0
2
62.5
125.0
1110_010
28.6
50.0
5
142.9 250.0
3.5
250.0 437.5
2
71.4
125.0
1110_011
25.0
50.0
5
125.0 250.0
4
250.0 500.0
2
62.5
125.0
1110_100
25.0
50.0
5
125.0 250.0
4
166.7 333.3
3
41.7
83.3
1110_101
25.0
50.0
5
125.0 250.0
4.5
187.5 375.0
3
41.7
83.3
1110_110
25.0
50.0
5
125.0 250.0
5
208.3 416.7
3
41.7
83.3
1110_111
25.0
50.0
5
125.0 250.0
5.5
229.2 458.3
3
41.7
83.3
1100_000
Reserved
1100_001
Reserved
1100_010
Reserved
Table 19. Clock Configurations for PCI Agent Mode (PCI_MODCK=1) 1, 2 (continued)
Mode 3
PCI Clock
(MHz)
CPM
Multiplication
Factor 4
CPM Clock
(MHz)
CPU
Multiplication
Factor 5
CPU Clock
(MHz)
Bus
Division
Factor
Bus Clock
(MHz)
MODCK_H-
MODCK[1-3]
Low
High
Low
High
Low
High
Low
High
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