参数资料
型号: RH80532NC021256
厂商: INTEL CORP
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 1500 MHz, MICROPROCESSOR, CPGA478
封装: MICRO, FLIP CHIP, PGA-478
文件页数: 6/91页
文件大小: 1142K
代理商: RH80532NC021256
14
Datasheet
Electrical Specifications
2.4.1
Phase Lock Loop (PLL) Power and Filter
VCCA and VCCIOPLL are power sources required by the PLL clock generators on the mobile
Celeron processor silicon. Since these PLLs are analog in nature, they require quiet power supplies
for minimum jitter. Jitter is detrimental to the system: it degrades external I/O timings as well as
internal core timings (i.e. maximum frequency). To prevent this degradation, these supplies must
be low pass filtered from VCCVID. A typical filter topology is shown in Figure 2.
Table 3.
Voltage Identification Definition
Processor Pins
VID4
VID3
VID2
VID1
VID0
V
CC_
11111
0.600
11110
0.625
11101
0.650
11100
0.675
11011
0.700
11010
0.725
11001
0.750
11000
0.775
10111
0.800
10110
0.825
10101
0.850
10100
0.875
10011
0.900
10010
0.925
10001
0.950
10000
0.975
01111
1.000
01110
1.050
01101
1.100
01100
1.150
01011
1.200
01010
1.250
01001
1.300
01000
1.350
00111
1.400
00110
1.450
00101
1.500
00100
1.550
00011
1.600
00010
1.650
00001
1.700
00000
1.750
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