參數(shù)資料
型號(hào): MC7448HX1420LD
廠商: Freescale Semiconductor
文件頁(yè)數(shù): 50/60頁(yè)
文件大?。?/td> 0K
描述: IC MPU RISC 32BIT 360-FCCBGA
標(biāo)準(zhǔn)包裝: 1
系列: MPC74xx
處理器類型: 32-位 MPC74xx PowerPC
速度: 1.42GHz
電壓: 1.2V
安裝類型: 表面貼裝
封裝/外殼: 360-BCBGA,F(xiàn)CCBGA
供應(yīng)商設(shè)備封裝: 360-FCCBGA(25x25)
包裝: 托盤
MPC7448 RISC Microprocessor Hardware Specifications, Rev. 4
54
Freescale Semiconductor
System Design Information
Table 16. Valid Divide Ratio Configurations
DFS mode disabled
DFS divide-by-2 mode enabled
(HID1[DFS2] = 1 or DFS2 =0)
DFS divide-by-4 mode enabled
(HID1[DFS4] = 1 or DFS4 =0)
Bus-to-Core Multiplier
Configured by
PLL_CFG[0:5]
(see Table 12)
HID1[PC0-5] 3
Bus-to-Core
Multiplier
HID1[PC0-5] 3
Bus-to-Core
Multiplier
HID1[PC0-5] 3
2x 4
010000
N/A (unchanged) 1
unchanged 1
N/A (unchanged) 1
unchanged 1
3x 4
100000
N/A (unchanged) 1
unchanged 1
N/A (unchanged) 1
unchanged 1
4x 4
101000
2x 4
010000
N/A (unchanged) 1
unchanged 1
5x
101100
2.5x 4
010101
N/A (unchanged) 1
unchanged 1
5.5x
100100
2.75x 4
110101 2
N/A (unchanged) 1
unchanged 1
6x
110100
3x 4
100000
N/A (unchanged) 1
unchanged 1
6.5x
010100
3.25x 4
100000 2
N/A (unchanged) 1
unchanged 1
7x
001000
3.5x 4
110101
N/A (unchanged) 1
unchanged 1
7.5x
000100
3.75x 4
110101 2
N/A (unchanged) 1
unchanged 1
8x
110000
4x 4
101000 4
2x 4
010000
8.5x
011000
4.25x 4
101000 2
N/A (unchanged) 1
unchanged 1
9x
011110
4.5x 4
011101
2.25x 4
010000 2
9.5x
011100
4.75x 4
011101 2
N/A (unchanged) 1
unchanged 1
10x
101010
5x
101100
2.5x 4
010101
10.5x
100010
5.25x
101100 2
N/A (unchanged) 1
unchanged 1
11x
100110
5.5x
100100
2.75x 4
010101 2
11.5x
000000
5.75x
100100 2
N/A (unchanged) 1
unchanged 1
12x
101110
6x
110100
3x 4
100000
12.5x
111110
6.25x
110100 2
N/A (unchanged) 1
unchanged 1
13x
010110
6.5x
010100
3.25x 4
100000 2
13.5x
111000
6.75
010100 2
N/A (unchanged) 1
unchanged 1
14x
110010
7x
001000
3.5x 4
110101
15x
000110
7.5x
000100
3.75x 4
110101 2
16x
110110
8x
110000
4x 4
101000
17x
000010
8.5x
011000
4.25x 4
101000 2
18x
001010
9x
011110
4.5x 4
011101
20x
001110
10x
101010
5x
101100
21x
010010
10.5x
100010
5.25x
101100 2
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