Table 20. Clock Co" />
參數(shù)資料
型號(hào): MPC8271ZQTMFA
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 35/61頁(yè)
文件大?。?/td> 0K
描述: IC MPU POWERQUICC II 516-PBGA
標(biāo)準(zhǔn)包裝: 40
系列: MPC82xx
處理器類型: 32-位 MPC82xx PowerQUICC II
速度: 400MHz
電壓: 1.5V
安裝類型: 表面貼裝
封裝/外殼: 516-BBGA
供應(yīng)商設(shè)備封裝: 516-FPBGA(27x27)
包裝: 托盤
MPC8272 PowerQUICC II Family Hardware Specifications, Rev. 3
40
Freescale Semiconductor
Clock Configuration Modes
Table 20. Clock Configurations for PCI Agent Mode (PCI_MODCK=1)1,2
Mode3
PCI Clock
(MHz)
CPM
Multiplication
Factor4
CPM Clock
(MHz)
CPU
Multiplication
Factor5
CPU Clock
(MHz)
Bus
Division
Factor
Bus Clock
(MHz)
MODCK_H-
MODCK[1-3]
Low
High
Low
High
Low
High
Low
High
Default Modes (MODCK_H=0000)
0000_000
30.0
50.0
4
120.0 200.0
2.5
150.0 250.0
2
60.0
100.0
0000_001
25.0
50.0
4
100.0 200.0
3
150.0 300.0
2
50.0
100.0
0000_010
25.0
50.0
6
150.0 300.0
3
150.0 300.0
3
50.0
100.0
0000_011
25.0
50.0
6
150.0 300.0
4
200.0 400.0
3
50.0
100.0
0000_100
25.0
50.0
6
150.0 300.0
3
180.0 360.0
2.5
60.0
120.0
0000_101
25.0
50.0
6
150.0 300.0
3.5
210.0 420.0
2.5
60.0
120.0
0000_110
25.0
50.0
8
200.0 400.0
3.5
233.3 466.7
3
66.7
133.3
0000_111
25.0
50.0
8
200.0 400.0
3
240.0 480.0
2.5
80.0
160.0
Full Configuration Modes
0001_001
30.0
50.0
4
120.0 200.0
5
150.0 250.0
4
30.0
50.0
0001_010
25.0
50.0
4
100.0 200.0
6
150.0 300.0
4
25.0
50.0
0001_011
25.0
50.0
4
100.0 200.0
7
175.0 350.0
4
25.0
50.0
0001_100
25.0
50.0
4
100.0 200.0
8
200.0 400.0
4
25.0
50.0
0010_001
25.0
50.0
6
150.0 300.0
3
180.0 360.0
2.5
60.0
120.0
0010_010
25.0
50.0
6
150.0 300.0
3.5
210.0 420.0
2.5
60.0
120.0
0010_011
25.0
50.0
6
150.0 300.0
4
240.0 480.0
2.5
60.0
120.0
0010_100
25.0
50.0
6
150.0 300.0
4.5
270.0 540.0
2.5
60.0
120.0
0011_000
Reserved
0011_001
37.5
50.0
4
150.0 200.0
3
150.0 200.0
3
50.0
66.7
0011_010
32.1
50.0
4
128.6 200.0
3.5
150.0 233.3
3
42.9
66.7
0011_011
28.1
50.0
4
112.5 200.0
4
150.0 266.7
3
37.5
66.7
0011_100
25.0
50.0
4
100.0 200.0
4.5
150.0 300.0
3
33.3
66.7
0100_000
Reserved
0100_001
25.0
50.0
6
150.0 300.0
3
150.0 300.0
3
50.0
100.0
0100_010
25.0
50.0
6
150.0 300.0
3.5
175.0 350.0
3
50.0
100.0
0100_011
25.0
50.0
6
150.0 300.0
4
200.0 400.0
3
50.0
100.0
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