參數(shù)資料
型號: KXPC8240RVV250E
廠商: Freescale Semiconductor
文件頁數(shù): 28/52頁
文件大小: 0K
描述: IC MPU INTEGRATED 250MHZ 352TBGA
標(biāo)準(zhǔn)包裝: 2
系列: MPC82xx
處理器類型: 32-位 MPC82xx PowerQUICC II
速度: 250MHz
電壓: 2.5V
安裝類型: 表面貼裝
封裝/外殼: 352-LBGA
供應(yīng)商設(shè)備封裝: 352-TBGA(35x35)
包裝: 托盤
34
MPC8240 Integrated Processor Hardware Specifications
PLL Configurations
1.6
PLL Configurations
The MPC8240 internal PLLs are configured by the PLL_CFG[0:4] signals. For a given PCI_SYNC_IN
(PCI bus) frequency, the PLL configuration signals set both the peripheral logic/memory bus PLL (VCO)
frequency of operation for the PCI-to-memory frequency multiplying and the MPC603e CPU PLL (VCO)
frequency of operation for memory-to-CPU frequency multiplying. The PLL configurations for the
MPC8240 is shown in Table 18.
Table 18. MPC8240 Microprocessor PLL Configurations
Ref.
No.
PLL_CFG
[0:4] 2
CPU 1 HID1
[0:4]
200 MHz Part 8,9
Ratios 3,4
PCI Clock Input
(PCI_SYNC_IN)
Range (MHz)
Peripheral
Logic/ Mem Bus
Clock Range
(MHz)
CPU Clock
Range
(MHz)
PCI-to-Mem
(Mem VCO)
Multiplier
Mem-to-CPU
(CPU VCO)
Multiplier
0
00000
00110
25–26
75–80
188–200
3 (6)
2.5 (5)
1
00001
11000
Not usable
3 (6)
2
00010
00101
50–56 5
50 – 56
100–112
1 (4)
2 (8)
3
00011
00101
Bypass
2 (8)
4
00100
00101
25–28 5
50–56
100–113
2 (8)
5
00101
00110
Bypass
2.5 (5)
7
00111
11000
Bypass
3 (6)
8
01000
11000
33 6–56 5
33–56
100–168
1 (4)
3 (6)
A
01010
00111
Not usable
2 (4)
4.5 (9)
C
01100
00110
25–40
50–80
125–200
2 (4)
2.5 (5)
E
01110
11000
25–33
50–66
150–200
2 (4)
3 (6)
10
10000
00100
25–33
75–100
150–200
3 (6)
2 (4)
12
10010
00100
33 7–66
50–100
100–200
1.5 (3)
2 (4)
14
10100
11110
25–28
50–56
175–200
2 (4)
3.5 (7)
16
10110
11010
25
50
200
2 (4)
4 (8)
18
11000
25–26
62–65
186–200
2.5 (5)
3 (6)
1A
11010
50
200
1 (2)
4 (8)
1C
11100
11000
33 7–44
50–66
150–200
1.5 (3)
3 (6)
1D
11101
00110
33 7–53
50–80
125–200
1.5 (3)
2.5 (5)
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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