Processor Users Manual

9-4 MPC8260 PowerQUICC II UserÕs Manual MOTOROLA
Part III. The Hardware Interface
Because of speed dependencies, not all conÞgurations in Table 9-2 may be applicable.
The 66 MHz conÞgurations are required for input clock frequencies higher than 50 MHz;
33 MHz conÞgurations are required for input clock frequencies below 50 MHz.
0101_110 66 MHz 2 133 MHz 2.5 166 MHz
0101_111 66 MHz 2 133 MHz 3 200 MHz
0110_000 66 MHz 2 133 MHz 3.5 233 MHz
0110_001 66 MHz 2 133 MHz 4 266 MHz
0110_010 66 MHz 2 133 MHz 4.5 300 MHz
0110_011 66 MHz 2.5 166 MHz 2 133 MHz
0110_100 66 MHz 2.5 166 MHz 2.5 166 MHz
0110_101 66 MHz 2.5 166 MHz 3 200 MHz
0110_110 66 MHz 2.5 166 MHz 3.5 233 MHz
0110_111 66 MHz 2.5 166 MHz 4 266 MHz
0111_000 66 MHz 2.5 166 MHz 4.5 300 MHz
0111_001 66 MHz 3 200 MHz 2 133 MHz
0111_010 66 MHz 3 200 MHz 2.5 166 MHz
0111_011 66 MHz 3 200 MHz 3 200 MHz
0111_100 66 MHz 3 200 MHz 3.5 233 MHz
0111_101 66 MHz 3 200 MHz 4 266 MHz
0111_110 66 MHz 3 200 MHz 4.5 300 MHz
0111_111 66 MHz 3.5 233 MHz 2 133 MHz
1000_000 66 MHz 3.5 233 MHz 2.5 166 MHz
1000_001 66 MHz 3.5 233 MHz 3 200 MHz
1000_010 66 MHz 3.5 233 MHz 3.5 233 MHz
1000_011 66 MHz 3.5 233 MHz 4 266 MHz
1000_100 66 MHz 3.5 233 MHz 4.5 300 MHz
Table 9-2. Clock Configuration Modes (Continued)
MODCK_HÐMODCK[1Ð3]
Input Clock
Frequency
CPM Multiplication
Factor
CPM
Frequency
Core Multiplication
Factor
Core
Frequency