cs4412a Cirrus Logic, Inc., cs4412a Datasheet - Page 10

• Manufacturer Part Number: cs4412a
• Description: 30w Quad Half-bridge Digital Amplifier Power Stage
• Manufacturer: Cirrus Logic, Inc.

10
See
GND if VD = 3.3 V
Connect LVD to :
VD if VD = 5 V
+3.3 V or +5.0 V
Ch1_PWM
Ch2_PWM
Ch3_PWM
System
Control
for details.
VD
Logic
Section 5.1.1
10 µF
VD
16.2 k
0.1 µF
Ω
10 µF
0.1 µF
43
44
42
41
46
45
11
21
5
6
1
2
3
9
8
4
7
Thermal Pad
IN2
CNFG0
CNFG1
CNFG2
LVD
RAMP
ERROC12
ERROC34
ERRUVTE
TWR
RST12
RST34
VD_REG
IN1
IN3
IN4
OCREF
22
12
23
Figure 2. 2.1 Channel Typical Connection Diagram
27
470 µF
28
25
CS4412A
33
0.1 µF
34
30
0.1 µF
37
38
31
0.1 µF
39
RAMP_CAP
36
40
OUT1
OUT2
OUT3
OUT4
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
0.1 µF
24
35
29
10
13
14
15
16
17
18
19
20
47
48
32
26
470 µF
See
See
Output Filter
See
Output Filter
Output Filter
Half-Bridge
Half-Bridge
Full-Bridge
33 nF
Figure
Figure
Figure
+8 V to +18 V
5.
5.
6.
CS4412A
DS786A2
Channel 1
Channel 2
Channel 3
Output
Output
Output
Audio
Audio
Audio