ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Table 19. Activity Scaling Factors1
IDDINT Power Vector
IDD-PEAK
Activity Scaling Factor (ASF)
1.29
1.24
1.00
0.87
0.74
0.47
IDD-HIGH
IDD-TYP
IDD-APP
IDD-NOP
IDD-IDLE
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
2
Voltage (VDDINT
)
fCCLK
(MHz)2
100
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
29.7
55.3
80.8
N/A
N/A
N/A
N/A
31.6
58.9
85.8
112.2
N/A
N/A
N/A
33.9
62.5
91.0
119.4
N/A
N/A
N/A
35.7
66.0
96.0
125.5
N/A
N/A
N/A
37.9
70.0
101.3
132.4
N/A
40.5
42.9
45.5
48.2
50.8
52.0
53.5
54.6
200
74.0
78.3
82.5
86.7
91.3
93.3
95.6
97.6
300
107.0
139.6
171.9
N/A
112.8
146.9
180.6
191.9
N/A
118.7
154.6
189.9
201.6
N/A
124.6
162.3
199.1
211.5
233.1
130.9
170.0
205.7
218.0
241.4
133.8
173.8
210.3
222.8
246.7
137.0
177.8
213.0
225.7
252.7
140.0
181.6
217.6
230.5
258.1
400
500
533
N/A
600
N/A
N/A
1 Thevaluesarenotguaranteedasstand-alonemaximum specifications. They mustbecombined withstatic current per theequations ofElectrical Characteristics onPage 36.
2 Valid frequency and voltage ranges are model-specific. See Operating Conditions on Page 34.
Rev. C
|
Page 39 of 100
|
February 2010
ADI [ ADI ]
