ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
50
40
10
VOH
2.7V, –40°C
2.5V, +105°C
2.6V, +25°C
0
–10
–20
–30
–40
–50
–60
30
20
10
0
–10
–20
–30
–40
–50
2.25V, +105°C
VOL
2.5V, +25°C
VOL
2.75V, –40°C
2.0
2.5V, –105°C
2.6V, +25°C
2.7V, –40°C
2.0
0
0.5
1.0
1.5
2.5
3.0
0
0.5
1.0
1.5
2.5
3.0
SOURCE VOLTAGE (V)
SOURCE VOLTAGE (V)
Figure 69. Drive Current E (Low VDDEXT
)
Figure 67. Drive Current D (DDR SDRAM)
50
40
VOH
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
1.875V, +25°C
1.8V, +105°C
30
1.95V, –40°C
20
10
0
2.7V, +105°C
–10
–20
–30
–40
–50
3.3V, +25°C
VOL
1.8V, +105°C
3.6V, –40°C
VOL
1.875V, +25°C
0.5 0.75
SOURCE VOLTAGE (V)
1.95V, –40°C
1.25
0
0.25
1.0
1.5
1.75
2.0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
SOURCE VOLTAGE (V)
Figure 70. Drive Current E (High VDDEXT
)
Figure 68. Drive Current D (Mobile DDR SDRAM)
Rev. C
|
Page 87 of 100
|
February 2010
ADI [ ADI ]
