Si8244 SILABS [Silicon Laboratories], Si8244 Datasheet - Page 15

• Manufacturer Part Number: Si8244
• Description: CLASS D AUDIO DRIVER WITH PRECISION DEAD-TIME GENERATOR
• Manufacturer: SILABS [Silicon Laboratories]

3.2. Typical Performance Characteristics (4.0 Amp)
The typical performance characteristics depicted in Figures 19 through 30 are for information purposes only. Refer
to Table 1 on page 5 for actual specification limits.
Figure 21. Supply Current vs. Supply Voltage
Figure 19. Rise/Fall Time vs. Supply Voltage
Figure 20. Propagation Delay vs. Supply
14
12
10
30
25
20
15
10
10
8
6
4
2
0
8
6
4
2
0
9
9
9
Duty Cycle = 50%
C
1 Channel Switching
L
= 0 pF
12
12
VDDA Supply Voltage (V)
14
Voltage
VDDA Supply (V)
VDDA Supply (V)
15
15
VDD=12V, 25°C
C
VDD=12V, 25°C
C
L
L
= 100 pF
= 100 pF
Tfall
18
18
L-H
19
500kHz
1MHz
H-L
21
Trise
21
100kHz
50 kHz
24
24
24
Rev. 0.2
Figure 22. Supply Current vs. Supply Voltage
Figure 23. Supply Current vs. Temperature
14
12
10
10
8
6
4
2
0
8
6
4
2
0
40
35
30
25
20
15
10
9
-50
5
0
Duty Cycle = 50%
C
1 Channel Switching
Figure 24. Rise/Fall Time vs. Load
L
0
= 100 pF
1
2
0
14
VDDA Supply Voltage (V)
3
Temperature (°C)
4
Load (nF)
VDD=12V, 25°C
5
50
Trise
6
VDDA = 15V,
f = 250kHz, C
Duty Cycle = 50%
2 Channels Switching
19
1MHz
500kHz
7
Si824x
8
Tfall
L
100kHz
100
50 kHz
= 0 pF
9
10
24
15