Datasheet

ADSP-BF534/ADSP-BF536/ADSP-BF537
Rev. I | Page 29 of 68 | July 2010
Table 17. Activity Scaling Factors
I
DDINT
Power Vector
1
Activity Scaling Factor (ASF)
2
I
DD-PEAK
1.33
I
DD-HIGH
1.29
I
DD-TYP
1.00
I
DD-APP
0.88
I
DD-NOP
0.72
I
DD-IDLE
0.43
1
See EE-297 for power vector definitions.
2
All ASF values determined using a 10:1 CCLK:SCLK ratio.
Table 18. 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 1.43 V
50 11.0 13.7 19.13 18.2 18.67 19.13 19.6 21.2 24.1 25.5 28.5 28.6 28.85 29.2
100 27.922.730.828.429.330.832.935.337.840.643.543.744.1 45.8
200 36.942.655.049.251.555.058.362.967.069.773.074.075.7 80.7
300 N/A 61.5 79.2 70.4 74.6 79.2 84.4 90.7 94.3 99.1 103.9 105.5 108.0 113.4
400 N/A N/A N/A 92.4 97.2 104.3 109.8 116.5 121.9 128.0 134.6 136.6 139.8 145.1
500 N/A N/A N/A N/A N/A N/A N/A 142.3 149.3 157.5 164.7 166.7 169.8 176.9
533 N/A N/A N/A N/A N/A N/A N/A N/A 158.6 167.0 174.3 176.6 180.1 187.9
600 N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A 193.7 196.5 200.7 210.0
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 26.