參數(shù)資料
型號: MK1493-03BGILFTR
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 時鐘產(chǎn)生/分配
英文描述: 100 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
封裝: 6.10 MM, 0.50 MM PITCH, ROHS COMPLIANT, TSSOP-48
文件頁數(shù): 2/19頁
文件大?。?/td> 440K
代理商: MK1493-03BGILFTR
MK1493-03B
PCI CLOCK GENERATOR
CLOCK SYNTHESIZER
IDT PCI CLOCK GENERATOR
10
MK1493-03B
REV H 051310
Table 4. Frequency Margin Selection through SMBus (Byte 0)
4 The transition of each of these clock frequencies is
gradual.
Bit
4
Bit
3
Bit
2
Bit
1
Bit
0
CPUCLK 4
CPUCLK
(MHz)
CLK50 (MHz) 4
CLK66, 66/71/83
(MHz) 4
PCICLK (MHz) 4
0000
0
100.00/125.00
50.00
66, 66/71/83
nominal
0000
1
nominal + 1%
0001
0
nominal + 2%
0001
1
nominal + 3%
0010
0
nominal + 4%
00101
nominal + 5%
0011
0
nominal + 6%
0011
1
nominal + 7%
0100
0
nominal + 8%
nominal+ 8%
nominal + 8%
0100
1
nominal + 9%
0101
0
nominal + 10%
0101
1
nominal + 11%
0110
0
nominal + 12%
01
1
0
1
nominal + 13%
0111
0
nominal + 14%
0111
1
nominal + 15%
1000
0
nominal + 16%
1000
1
nominal + 17%
1001
0
nominal + 18%
1001
1
nominal + 19%
1010
0
nominal +20%
10101
nominal +21%
1011
0
nominal +22%
1011
1
nominal +23%
1100
0
nominal +24%
1100
1
nominal +25%
1101
0
nominal - 3%
1101
1
nominal - 5%
1110
0
nominal - 10%
11
1
0
1
nominal - 15%
1111
0
nominal - 20%
1111
1
nominal - 25%
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