参数资料
型号: MPC8270ZQUPEX
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 450 MHz, RISC PROCESSOR, PBGA516
封装: 27 X 27 MM, 2.25 MM HEIGHT, 1 MM PITCH, PLASTIC, BGA-516
文件页数: 30/80页
文件大小: 536K
代理商: MPC8270ZQUPEX
MPC8280 PowerQUICC II Family Hardware Specifications, Rev. 1.8
36
Freescale Semiconductor
Clock Configuration Modes
0101_000
50.0
66.7
5
250.0 333.3
2.5
250.0 333.3
2.5
100.0
133.3
0101_001
50.0
66.7
5
250.0 333.3
3
300.0 400.0
2.5
100.0
133.3
0101_010
50.0
66.7
5
250.0 333.3
3.5
350.0 466.6
2.5
100.0
133.3
0101_011
50.0
66.7
5
250.0 333.3
4
400.0 533.3
2.5
100.0
133.3
0101_100
50.0
66.7
5
250.0 333.3
4.5
450.0 599.9
2.5
100.0
133.3
0101_101
50.0
66.7
5
250.0 333.3
5
500.0 666.6
2.5
100.0
133.3
0101_110
50.0
66.7
5
250.0 333.3
5.5
550.0 733.3
2.5
100.0
133.3
0110_000
Reserved
0110_001
50.0
66.7
4
200.0 266.6
3
200.0 266.6
3
66.7
88.9
0110_010
50.0
66.7
4
200.0 266.6
3.5
233.3
311.1
3
66.7
88.9
0110_011
50.0
66.7
4
200.0 266.6
4
266.7 355.5
3
66.7
88.9
0110_100
50.0
66.7
4
200.0 266.6
4.5
300.0 400.0
3
66.7
88.9
0111_000
50.0
66.7
3
150.0 200.0
2
150.0 200.0
2
75.0
100.0
0111_001
50.0
66.7
3
150.0 200.0
2.5
187.5 250.0
2
75.0
100.0
0111_010
50.0
66.7
3
150.0 200.0
3
225.0 300.0
2
75.0
100.0
0111_011
50.0
66.7
3
150.0 200.0
3.5
262.5 350.0
2
75.0
100.0
1000_000
Reserved
1000_001
50.0
66.7
3
150.0 200.0
2.5
150.0 166.7
2.5
60.0
80.0
1000_010
50.0
66.7
3
150.0 200.0
3
180.0 240.0
2.5
60.0
80.0
1000_011
50.0
66.7
3
150.0 200.0
3.5
210.0 280.0
2.5
60.0
80.0
1000_100
50.0
66.7
3
150.0 200.0
4
240.0 320.0
2.5
60.0
80.0
1000_101
50.0
66.7
3
150.0 200.0
4.5
270.0 360.0
2.5
60.0
80.0
1001_000
Reserved
1001_001
Reserved
1001_010
Reserved
1001_011
50.0
66.7
4
200.0 266.6
4
200.0 266.6
4
50.0
66.7
1001_100
50.0
66.7
4
200.0 266.6
4.5
225.0 300.0
4
50.0
66.7
Table 19. Clock Configurations for PCI Agent Mode (PCI_MODCK=0) 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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