mpc8379e Freescale Semiconductor, Inc, mpc8379e Datasheet - Page 102

• Manufacturer Part Number: mpc8379e
• Description: Powerquicc Ii Pro Processor Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

1
2
Clocking
102
CFG_CLKIN_DIV select the ratio between CLKIN and PCI_SYNC_OUT.
CLKIN is the input clock in host mode; PCI_CLK is the input clock in agent mode.
CFG_CLKIN_DIV
CFG_CLKIN_DIV
at Reset
at reset
High
High
High
High
High
High
High
High
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
1
1
MPC8379E PowerQUICC II Pro Processor Hardware Specifications, Rev. 3
Table 74. CSB Frequency Options for Host Mode (continued)
SPMF
SPMF
Table 75. CSB Frequency Options for Agent Mode
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
0111
1000
1001
1010
1011
1100
1101
1110
1111
Input Clock Ratio
Input Clock Ratio
csb_clk :
csb_clk :
10 : 1
11 : 1
12 : 1
13 : 1
14 : 1
15 : 1
10 : 1
11 : 1
12 : 1
13 : 1
14 : 1
15 : 1
2 : 1
3 : 1
4 : 1
5 : 1
6 : 1
7 : 1
8 : 1
9 : 1
7 : 1
8 : 1
9 : 1
2
2
150
175
200
225
250
275
300
325
350
375
175
200
225
250
275
300
325
350
375
25
25
Input Clock Frequency (MHz)
Input Clock Frequency (MHz)
csb_clk Frequency (MHz)
csb_clk Frequency (MHz)
33.33
33.33
133
167
200
233
267
300
333
367
400
367
400
233
267
300
333
Freescale Semiconductor
66.67
66.67
2
133
200
267
333
400
2