MPC8270 MOTOROLA [Motorola, Inc], MPC8270 Datasheet - Page 39

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

MOTOROLA
MODCK[1-3]
MODCK_H-
0101_001
0101_010
0101_011
0101_100
0101_101
0101_110
0110_000
0110_001
0110_010
0110_011
0110_100
0111_000
0111_001
0111_010
0111_011
1000_000
1000_001
1000_010
1000_011
1000_100
1000_101
1001_000
1001_001
1001_010
1001_011
1001_100
1010_000
1010_001
Mode
Table 19. Clock Configurations for PCI Agent Mode (PCI_MODCK=1)
3
27.8 50.0
35.7 50.0
31.3 50.0
27.8 50.0
27.8 50.0
27.8 50.0
25.0 50.0
26.8 50.0
25.0 50.0
25.0 50.0
41.6 50.0
25.0 50.0
25.0 50.0
25.0 50.0
27.8 50.0
25.0 50.0
29.8 50.0
26.0 50.0
25.0 50.0
31.3 50.0
27.8 50.0
25.0 50.0
PCI Clock
low
(MHz)
high
MPC8280 PowerQUICC II™ Family Hardware Specifications
Multiplication
Factor
CPM
5
5
5
5
5
5
8
8
8
8
6
6
6
6
6
6
6
6
6
8
8
8
4
139.0 250.0
178.6 250.0
156.3 250.0
138.9 250.0
133.3 250.0
133.3 250.0
200.0 400.0
214.3 400.0
200.0 400.0
200.0 400.0
166.7 300.0
150.0 300.0
150.0 300.0
150.0 300.0
166.7 300.0
150.0 300.0
178.6 300.0
156.3 300.0
150.0 300.0
250.0 400.0
222.2 400.0
200.0 400.0
CPM Clock
low
(MHz)
high
Multiplication
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Factor
CPU
3.5
4.5
5.5
3.5
4.5
2.5
3.5
2.5
3.5
4.5
4.5
3
4
5
3
4
2
3
3
4
4
3
5
167.7 300.0
250.0 350.0
250.0 400.0
250.0 450.0
266.7 500.0
305.3 550.0
200.0 400.0
250.0 466.7
266.7 533.3
300.0 600.0
166.7 300.0
187.5 375.0
225.0 450.0
262.5 525.0
166.7 300.0
180.0 360.0
250.0 420.0
250.0 480.0
270.0 540.0
250.0 400.0
250.0 450.0
200.0 400.0
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
3
3
3
3
2
2
2
2
4
4
3
55.5 100.0
71.4 100.0
62.5 100.0
55.6 100.0
55.5 100.0
55.5 100.0
66.7 133.3
71.4 133.3
66.7 133.3
66.7 133.3
83.2 150.0
75.0 150.0
75.0 150.0
75.0 150.0
66.7 120.0
60.0 120.0
71.4 120.0
62.5 120.0
60.0 120.0
62.5 100.0
55.6 100.0
66.7 133.3
Bus Clock
low
(MHz)
high
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