MPC8270 MOTOROLA [Motorola, Inc], MPC8270 Datasheet - Page 35

• Manufacturer Part Number: MPC8270
• Description: PowerQUICC II Family Hardware Specifications
• Manufacturer: MOTOROLA [Motorola, Inc]

MOTOROLA
MODCK[1-3]
MODCK_H-
0001_010
0001_011
0001_100
0010_001
0010_010
0010_011
0010_100
0011_000
0011_001
0011_010
0011_011
0011_100
0100_000
0100_001
0100_010
0100_011
0100_100
0101_000
0101_001
0101_010
0101_011
0101_100
0101_101
0101_110
0110_000
0110_001
0110_010
0110_011
Mode
Table 18. Clock Configurations for PCI Agent Mode (PCI_MODCK=0)
3
66.7 66.7
50.0 66.7
59.5 66.7
52.1 66.7
50.0 66.7
50.0 66.7
62.5 66.7
55.6 66.7
50.0 66.7
50.0 66.7
50.0 66.7
50.0 66.7
50.0 66.7
50.0 66.7
50.0 66.7
50.0 66.7
53.6 66.7
50.0 66.7
PCI Clock
low high
(MHz)
MPC8280 PowerQUICC II™ Family Hardware Specifications
Multiplication
Factor
CPM
2
3
3
3
3
3
3
3
5
5
5
5
5
5
5
4
4
4
4
133.3 133.3
150.0 200.0
178.6 200.0
156.3 200.0
150.0 200.0
166.7 200.0
187.5 200.0
166.7 200.0
250.0 333.3
250.0 333.3
250.0 333.3
250.0 333.3
250.0 333.3
250.0 333.3
250.0 333.3
200.0 266.6
214.3 266.6
200.0 266.6
CPM Clock
low
(MHz)
high
Multiplication
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Factor
CPU
3.5
4.5
4.5
2.5
3.5
4.5
5.5
3.5
8
3
4
3
4
3
4
5
3
4
5
266.6 266.6
180.0 240.0
250.0 280.0
250.0 320.0
270.0 360.0
166.7 200.0
250.0 266.6
250.0 300.0
250.0 333.3
300.0 400.0
350.0 466.6
400.0 533.3
450.0 599.9
500.0 666.6
550.0 733.3
200.0 266.6
250.0 311.1
266.7 355.5
CPU Clock
low
(MHz)
high
Clock Configuration Modes
1,2
Division
Factor
(Continued)
Bus
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
4
3
3
3
3
3
3
100.0 133.3
100.0 133.3
100.0 133.3
100.0 133.3
100.0 133.3
100.0 133.3
100.0 133.3
33.3
60.0
71.4
62.5
60.0
66.7
62.5
55.6
66.7
71.4
66.7
Bus Clock
low
(MHz)
high
33.3
80.0
80.0
80.0
80.0
66.7
66.7
66.7
88.9
88.9
88.9
35