Si8244 SILABS [Silicon Laboratories], Si8244 Datasheet - Page 13

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

3.1. Typical Performance Characteristics (0.5 Amp)
The typical performance characteristics depicted in Figures 7 through 18 are for information purposes only. Refer
to Table 1 on page 5 for actual specification limits.
Figure 8. Propagation Delay vs. Supply Voltage
Figure 9. Supply Current vs. Supply Voltage
Figure 7. Rise/Fall Time vs. Supply Voltage
3.5
2.5
1.5
4
3
2
1
10
8
6
4
2
0
30
25
20
15
10
9
Duty Cycle = 50%
C
1 Channel Switching
9
L
9
= 0 pF
12
12
VDDA Supply Voltage (V)
14
VDDA Supply (V)
VDDA Supply (V)
15
15
VDD=12V, 25°C
C
VDD=12V, 25°C
C
L
L
= 100 pF
= 100 pF
18
18
Tfall
19
1MHz
Trise
50 kHz
21
H-L
500kHz
L-H
21
100kHz
24
24
24
Rev. 0.2
Figure 10. Supply Current vs. Supply Voltage
Figure 11. Supply Current vs. Temperature
5
4
3
2
1
7
6
5
4
3
2
1
0
40
35
30
25
20
15
10
-50
5
0
9
0.0
Duty Cycle = 50%
C
1 Channel Switching
Figure 12. Rise/Fall Time vs. Load
L
= 100 pF
0.5
0
VDDA Supply Voltage (V)
14
Trise
Temperature (°C)
Load (nF)
1.0
VDD=12V, 25°C
50
VDDA = 15V,
f = 250kHz, C
Duty Cycle = 50%
2 Channels Switching
19
1MHz
500kHz
50 kHz
Si824x
1.5
100kHz
Tfall
L
100
= 0 pF
2.0
24
13