IC Data Sheets
8.
8.2
Diagram
Audio Amplifier & Headphone Out
B14, STA339BWTR (IC U602)
Figure 8-3 Internal block diagram and pin configuration
19170_300_110704.eps
110704
Block diagram
Pinning information
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
VDD_DIG
GND_DIG
SCL
SDA
INT_LINE
RESET
SDI
LRCKI
BICKI
XTI
GND_PLL
FILTER_PLL
VDD_PLL
PWRDN
GND_DIG
VDD_DIG
TWARN / OUT4A
EAPD / OUT4B
GND_SUB
SA
TEST_MODE
VSS
VCC_REG
OUT2B
GND2
VCC2
OUT2A
OUT1B
VCC1
GND1
OUT1A
GND_REG
VDD
CONFIG
OUT3B / FFX3B
OUT3A / FFX3A
STA339BW
Protection
current/thermal
Logic
Regulators
Bias
Power
control
FFX
PLL
Volume
control
Channel
1A
Channel
1B
Channel
2A
Channel
2B
I
2
S
interface
Power
Digital DSP
I
2
C
STA339BW