Datasheet

Rev. E | Page 26 of 60 | November 2013
ADSP-BF538/ADSP-BF538F
Table 15. Static Current (mA)
1
V
DDINT
(V)
T
J
(°C) 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
–40 6.4 7.7 8.8 10.4 12.0 14.0 16.1 18.9 21.9 25.2 28.7 30.6 35.9
–25 9.2 10.9 12.5 14.5 16.7 19.3 22.1 25.6 29.5 33.7 38.1 40.5 47.2
0 16.818.921.524.427.731.735.840.545.851.658.261.069.8
25 32.9 37.2 41.4 46.2 51.8 57.4 64.2 72.3 80.0 89.3 98.9 103.3 116.4
40 48.4 54.8 60.5 67.1 74.7 82.9 91.6 101.5 112.4 123.2 136.2 142.0 158.7
55 71.2 78.6 86.5 95.8 104.9 115.7 127.1 139.8 153.6 168.0 183.7 191.0 211.8
70 102.3 112.2 122.1 133.5 146.1 159.2 173.9 189.8 206.7 225.5 245.6 254.1 279.6
85 140.7 153.0 167.0 182.5 198.0 216.0 234.3 254.0 276.0 299.1 324.3 334.8 366.6
100 190.6 207.1 224.6 244.0 265.6 285.7 309.0 333.7 360.0 387.8 417.3 431.1 469.3
105 210.2 228.1 245.1 265.6 285.8 309.2 334.0 360.1 385.6 417.2 448.0 461.5 501.1
1
Values are guaranteed maximum I
DDDEEPSLEEP
specifications.
Table 16. Activity Scaling Factors
I
DDINT
Power Vector
1
Activity Scaling Factor (ASF)
2
I
DD-PEAK
1.30
I
DD-HIGH
1.28
I
DD-TYP
1.00
I
DD-APP
0.88
I
DD-NOP
0.74
I
DD-IDLE
0.48
1
See EE-298 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
Frequency
(MHz)
Voltage (V
DDINT
)
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
50 13.6 14.9 16.4 17.5 19.1 20.5 22.0 23.5 25.4 27.1 29.1 29.7 31.6
100 23.6 26.0 27.9 30.1 32.3 34.4 37.0 39.2 41.7 44.3 46.4 47.6 50.3
200 44.1 47.5 51.0 54.8 58.4 61.8 65.6 69.7 74.3 76.2 82.2 83.4 87.8
250 54.6 58.7 62.8 66.8 71.2 75.7 79.9 84.5 89.8 94.2 99.4 101.2 106.5
300 N/A 69.8 74.1 79.3 84.5 89.0 94.7 100.0 105.5 111.6 116.8 119.3 125.5
375 N/A N/A 91.9 97.9 103.9 109.9 116.5 122.2 129.7 136.0 142.9 145.9 153.6
400 N/A N/A N/A 103.8 110.3 116.9 123.7 130.0 137.5 144.2 151.2 154.5 162.4
425 N/A N/A N/A N/A 116.6 123.7 130.9 137.2 144.7 152.7 159.9 163.3 171.8
475 N/A N/A N/A N/A N/A N/A 145.0 151.8 161.4 169.4 177.8 181.1 190.4
500 N/A N/A N/A N/A N/A N/A N/A 159.9 168.9 177.8 186.3 190.0 199.6
533 N/A N/A N/A N/A N/A N/A N/A N/A 179.8 188.9 198.8 202.2 212.5
1
The values are not guaranteed as standalone maximum specifications, they must be combined with static current per the equations of Electrical Characteristics on Page 25.