Philips 22PFL3108H/60 Service Manual page 56

EN 56 8. TPN10.1E LA
8.4 Diagram 10-3-11 SPEAKER AMPLIFER/HEADPHONE
Block diagram
Pinning information
2013-Oct-18
IC Data Sheets
STA381BW
2.1 Channel
MCLK
Audio Processor
TM
STAudioFx
LRCKI
TM
STSpeakerSafe
Parametric EQ
BICKI
Volume
SDI
Bass and Treble
Speaker Compensation
Stereo Widening
LINEINL
LINEINR
TESTMODE
PWDN
Control logic
INTLINE
RESET
Protections
SA
IIC
SDA
SCL
VCC_REG 1
VSS_REG
2
OUT2B 3
GND2 4
VCC2 5
OUT2A 6
ST A381 BW
OUT1B 7
VCC1 8
GND1 9
OUT1A 10
VDD_REG 11
GND_REG 12
Figure 8-10 Internal block diagram and pin configuration
OUT, B11, STA381BWTR (IC U601)
OUT 1A
4
OUT 1B
Half
OUT 2A
Bridges
TM
FFX
OUT 2B
Modulator
FFX3A
FFX3B
Binary
FFX4A
Ternary
FFX4B
F3XL
F3XR
LINEHPOUT_L
LINEHPOUT_R
Headph one
SOFT_MUTE
(2Vrms)
&
CPVSS
-3.3V
Negative
Charge
Pump
CPP
PLL
CPM
36 MCLK
AGNDPLL
35
VREGFIL T
34
33 TWARNEXT/FFX4B
32
EAPD/FFX4A
FFX3B
31
30 FFX3A
29 GNDDIG1
28 VDDDIG1
27 VDD3V3CHP
26 CPP
25 GNDPSUB
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