参数资料
型号: RC7102
厂商: FAIRCHILD SEMICONDUCTOR CORP
元件分类: 时钟产生/分配
英文描述: 133.3 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
封装: SSOP-48
文件页数: 6/16页
文件大小: 72K
代理商: RC7102
RC7102
PRODUCT SPECIFICATION
14
Advanced
Infor
mation
Note 1: CPU and PCI frequency selections are listed in Table 2 and Table 6.
Table 6. Additional Frequency Selections through Serial Data Interface Data Bytes
Input Conditions
Output Frequency
Data Byte 0, Bit 3 = 1
CPU, SDRAM
Clocks (MHz)
PCI Clocks
(MHz)
Bit 6
SEL_2
Bit 5
SEL_1
Bit 4
SEL_0
1
100. 2
33.4
1
0
133.3
44.4
1
0
1
112
37.3
1
0
103
34.3
0
1
66.8
33.4
0
1
0
83.3
41.65
0
1
75
37.5
0
124
41.3
Table 7. Test Mode
Function
Input Conditions
Output Frequency
Data Byte 1
CPU0:1
PCI_F, PCI1:5 REF, IOAPIC
48MHz
24MHz
Bit 4
Normal
Operation
1
Note 1
14.318 MHz
48 MHz
24 MHz
Test Mode
0
X1/2
CPU/2 or 3
X1
X1/2
X1/4
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