ADSP-BF542 View Datasheet(PDF) - Analog Devices
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ADSP-BF542 Datasheet PDF : 100 Pages
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ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Table 19. Activity Scaling Factors1
IDDINT Power Vector
Activity Scaling Factor (ASF)
IDD-PEAK
1.29
IDD-HIGH
1.24
IDD-TYP
1.00
IDD-APP
0.87
IDD-NOP
0.74
IDD-IDLE
0.47
1 See Estimating Power for ADSP-BF534/BF536/BF537 Blackfin Processors
(EE-297). The power vector information also applies to the ADSP-
BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549 processors.
Table 20. Dynamic Current in CCLK Domain (mA, with ASF = 1.0)1
fCCLK
(MHz)2
Voltage (VDDINT)2
0.90 V 0.95 V 1.00 V 1.05 V 1.10 V 1.15 V 1.20 V 1.25 V 1.30 V 1.35 V 1.38 V 1.40 V 1.43 V
100
29.7 31.6 33.9 35.7 37.9 40.5 42.9 45.5 48.2 50.8 52.0 53.5 54.6
200
55.3 58.9 62.5 66.0 70.0 74.0 78.3 82.5 86.7 91.3 93.3 95.6 97.6
300
80.8 85.8 91.0 96.0 101.3 107.0 112.8 118.7 124.6 130.9 133.8 137.0 140.0
400
N/A 112.2 119.4 125.5 132.4 139.6 146.9 154.6 162.3 170.0 173.8 177.8 181.6
500
N/A N/A N/A N/A N/A 171.9 180.6 189.9 199.1 205.7 210.3 213.0 217.6
533
N/A N/A N/A N/A N/A N/A 191.9 201.6 211.5 218.0 222.8 225.7 230.5
600
N/A N/A N/A N/A N/A N/A N/A N/A 233.1 241.4 246.7 252.7 258.1
1 The values are not guaranteed as stand-alone maximum specifications. They must be combined with static current per the equations of Electrical Characteristics on Page 36.
2 Valid frequency and voltage ranges are model-specific. See Operating Conditions on Page 34.
Rev. C | Page 39 of 100 | February 2010
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