mpc8378 Freescale Semiconductor, Inc, mpc8378 Datasheet - Page 113

• Manufacturer Part Number: mpc8378
• Description: Powerquicc Ii Pro Processor
• Manufacturer: Freescale Semiconductor, Inc

23.3
Table 80
Freescale Semiconductor
Ref
Note:
1
25.0
25.0
33.3
33.3
48.0
66.7
Core VCO frequency = Core frequency × VCO divider. Note that VCO divider has to be set properly so that the core VCO
frequency is in the range of 800–1600 MHz.
1
0–1
10
00
01
10
00
01
10
00
01
10
00
01
10
00
01
10
LBCM DDRCM SVCOD SPMF
0
0
0
0
0
0
shows suggested PLL configurations for different input clocks (LBCM = 0).
Suggested PLL Configurations
RCWL[COREPLL]
1
1
1
1
1
1
MPC8377E PowerQUICC II Pro Processor Hardware Specifications, Rev. 3
0001
0010
0010
0010
0010
0010
0010
0011
0011
0011
0011
0011
0011
0100
0100
0100
2–5
2
2
2
2
2
2
Table 79. e300 Core PLL Configuration (continued)
Table 80. Example Clock Frequency Combinations
5
6
5
4
3
2
1
1
1
0
0
0
6
1
0
0
0
1
1
1
0
0
0
VCO
Sys
500
600
667
533
576
533
1,
2
CSB
125
150
167
133
144
133
1
core_clk : csb_clk Ratio
,3
DDR data
rate
250
300
333
267
288
266
1,
1.5:1
2.5:1
2.5:1
2.5:1
3.5:1
3.5:1
3.5:1
4
2:1
2:1
2:1
3:1
3:1
3:1
4:1
4:1
4:1
83.3
62.5
66.7
66.7
75
72
/2
6
6
6
eLBC
31.3
37.5
41.6
33.3
33.3
36
/4
1
15.6
18.8
20.8
16.7
16.7
18
/8
× 1
—
—
—
—
—
—
VCO Divider
× 1.5
—
—
—
—
—
—
e300 Core
8
2
4
8
2
4
8
2
4
8
2
4
8
2
4
8
333
× 2
—
—
—
—
—
× 2.5
1
375
416
333
360
333
1
—
Clocking
375
450
500
400
432
400
× 3
113