Datasheet

SCL
PWM_P_3
PWM_M_4
PWM_P_4
PWM_P_8
PWM_M_8
PWM_M_7
PWM_P_7
SDA
SDIN4
LRCLK
SCLK
SDIN1
SDIN2
SDIN3
MCLKO
LRCLKO
SCLKO
DOUT
PWM_HPP_R
PWM_HPM_R
PWM_HPP_L
PWM_HPM_L
PWM_P_2
PWM_M_3
PWM_M_2
PWM_P_1
PWM_M_1
VALID
PWM_M_5
PWM_P_5
PWM_M_6
PWM_P_6
EMO1
HTSSOP56-DCA
TAS5548DCA
U1
29
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
GND
4700pfd/25V
0402 X7R
C3
470
0402
R3
0.047ufd/16V
0402 X7R
C4
4700pfd/25V
0402 X7R
C1
470
0402
R4
0.047ufd/16V
0402 X7R
C2
15.0K
0402 1/16W
R5
GND
GND
0.1ufd/16V
0402 X7R
C6
GND
10.0ufd/10V
0603 X5R
C5
+3.3V
GND
0.1ufd/16V
0402 X7R
C9
GND
+3.3V
33pfd/50V
0402 COG
C7
33pfd/50V
0402 COG
C8
12.288 MHz
ABM8G
Y2
GND
1.0M
0402
R6
GND
10.0ufd/10V
0603 X5R
C10
0.1ufd/16V
0402 X7R
C11
GND GNDGND
0.1ufd/16V
0402 X7R
C15
GND
10.0ufd/10V
0603 X5R
C14
GND
+3.3V
0.1ufd/16V
0402 X7R
C12
GND
0.1ufd/16V
0402 X7R
C13
GND
+3.3V
TAS5548DCA
HTSSOP56-DCA
U1
PowerPAD
0402
4.99K
R2
+3.3V
4.99K
0402
R1
+3.3V
GND
GND
PWM OUT
I2S OUT
FROM
POWER
STAGE
I2S IN
HEADPHONE
PWM OUT
FROM
CONTROLLER
I2C
MASTER
TAS5548
www.ti.com SLES270 –NOVEMBER 2012
9.3 Recommended Circuit
Recommended external components for the TAS5548 are shown below
Copyright © 2012, Texas Instruments Incorporated Application Recommendations / Settings 67
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