ADSP-BF531/ADSP-BF532
TMR0 (33MHz DRIVER), V
DDEXT
= 1.7V
CLKOUT (CLKOUT DRIVER), VDDEXT (MIN) = 2.25V
30
25
20
15
10
5
12
10
RISE TIME
RISE TIME
8
6
4
2
0
FALL TIME
FALL TIME
0
50
100
150
200
250
0
LOAD CAPACITANCE (pF)
0
50
100
150
200
250
LOAD CAPACITANCE (pF)
Figure 47. Typical Rise and Fall Times (10% to 90%) versus Load Capacitance
for Driver B at VDDEXT = 2.25 V
Figure 49. Typical Rise and Fall Times (10% to 90%) versus Load Capacitance
for Driver C at VDDEXT = 1.8 V
CLKOUT (CLKOUT DRIVER), VDDEXT (MAX) = 3.65V
10
TMR0 (33MHz DRIVER), VDDEXT (MIN) = 2.25V
30
9
8
25
RISE TIME
7
RISE TIME
20
6
FALL TIME
5
15
FALL TIME
4
3
2
1
0
10
5
0
50
100
150
200
250
0
LOAD CAPACITANCE (pF)
0
50
100
150
200
250
LOAD CAPACITANCE (pF)
Figure 48. Typical Rise and Fall Times (10% to 90%) versus Load Capacitance
for Driver B at VDDEXT = 3.65 V
Figure 50. Typical Rise and Fall Times (10% to 90%) versus Load Capacitance
for Driver C at VDDEXT = 2.25 V
Rev. D
|
Page 47 of 60
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August 2006