ADSP-BF531/ADSP-BF532/ADSP-BF533
Table 16. Activity Scaling Factors
I
DDINT
Power Vector
1
I
DD-PEAK
I
DD-HIGH
I
DD-TYP
I
DD-APP
I
DD-NOP
I
DD-IDLE
1
2
Activity Scaling Factor (ASF)
2
1.27
1.25
1.00
0.86
0.72
0.41
See EE-229 for power vector definitions.
All ASF values determined using a 10:1 CCLK:SCLK ratio.
Table 17. Dynamic Current (mA, with ASF = 1.0)
1
Voltage (V
DDINT
)
2
Frequency 0.80 V 0.85 V 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 1.32 V 1.375 V
(MHz)
50
12.7
13.9
15.3
16.8
18.1
19.4
21.0
22.3
24.0
25.4
26.4
27.2
28.7
100
22.6
24.2
26.2
28.1
30.1
31.8
34.7
36.2
38.4
40.5
43.0
43.4
45.7
200
40.8
44.1
46.9
50.3
53.3
56.9
59.9
63.1
66.7
70.2
73.8
75.0
78.7
250
50.1
53.8
57.2
61.4
64.7
68.9
72.9
76.8
81.0
85.1
89.3
90.8
95.2
300
N/A
63.5
67.4
72.4
76.2
81.0
85.9
90.6
95.2
100.0 104.8 106.6 111.8
375
N/A
N/A
N/A
88.6
93.5
99.0
104.6 110.3 116.0 122.1 128.0 130.0 136.2
400
N/A
N/A
N/A
93.9
99.3
105.0 110.8 116.8 123.0 129.4 135.7 137.9 144.6
425
N/A
N/A
N/A
N/A
N/A
111.0 117.3 123.5 129.9 136.8 143.2 145.6 152.6
475
N/A
N/A
N/A
N/A
N/A
N/A
130.3 136.8 143.8 151.4 158.1 161.1 168.9
500
N/A
N/A
N/A
N/A
N/A
N/A
N/A
143.5 150.7 158.7 165.6 168.8 177.0
533
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
160.4 168.8 176.5 179.6 188.2
600
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
196.2 199.6 209.3
1
2
1.43 V 1.45 V
30.3
47.9
82.4
99.6
116.9
142.4
151.2
159.7
176.6
185.2
196.8
219.0
30.7
48.9
84.6
102.0
119.4
145.5
154.3
162.8
179.7
188.2
200.5
222.6
The values are not guaranteed as stand-alone maximum specifications, they must be combined with static current per the equations of
Valid temperature and voltage ranges are model-specific. See
Rev. H
| Page 25 of 64 | January 2011
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