ADSP-BF531/ADSP-BF532/ADSP-BF533
Table 16. Activity Scaling Factors
IDDINT Power Vector1
IDD-PEAK
Activity Scaling Factor (ASF)2
1.27
1.25
1.00
0.86
0.72
0.41
IDD-HIGH
IDD-TYP
IDD-APP
IDD-NOP
IDD-IDLE
1 See EE-229 for power vector definitions.
2 All ASF values determined using a 10:1 CCLK:SCLK ratio.
Table 17. Dynamic Current (mA, with ASF = 1.0)1
2
Voltage (VDDINT
)
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 1.43 V 1.45 V
(MHz)2
50
12.7
22.6
40.8
50.1
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
13.9
24.2
44.1
53.8
63.5
N/A
N/A
N/A
N/A
N/A
N/A
N/A
15.3
26.2
46.9
57.2
67.4
N/A
N/A
N/A
N/A
N/A
N/A
N/A
16.8
28.1
50.3
61.4
72.4
88.6
93.9
N/A
N/A
N/A
N/A
N/A
18.1
30.1
53.3
64.7
76.2
93.5
99.3
N/A
N/A
N/A
N/A
N/A
19.4
31.8
56.9
68.9
81.0
99.0
21.0
34.7
59.9
72.9
85.9
22.3
36.2
63.1
76.8
90.6
24.0
38.4
66.7
81.0
95.2
25.4
40.5
70.2
85.1
26.4
43.0
73.8
89.3
27.2
43.4
75.0
90.8
28.7
45.7
78.7
95.2
30.3
47.9
82.4
99.6
30.7
48.9
84.6
102.0
100
200
250
300
375
400
425
475
500
533
600
100.0 104.8 106.6 111.8
116.9 119.4
142.4 145.5
151.2 154.3
159.7 162.8
176.6 179.7
185.2 188.2
196.8 200.5
219.0 222.6
104.6 110.3 116.0 122.1 128.0 130.0 136.2
105.0 110.8 116.8 123.0 129.4 135.7 137.9 144.6
111.0 117.3 123.5 129.9 136.8 143.2 145.6 152.6
N/A
N/A
N/A
N/A
130.3 136.8 143.8 151.4 158.1 161.1 168.9
N/A
N/A
N/A
143.5 150.7 158.7 165.6 168.8 177.0
N/A
160.4 168.8 176.5 179.6 188.2
N/A
N/A N/A 196.2 199.6 209.3
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 23.
2 Valid temperature and voltage ranges are model-specific. See Operating Conditions on Page 21.
Rev. H
| Page 25 of 64 | January 2011
ROCHESTER [ Rochester Electronics ]
