Philips HTS3260/12, Service Manual

Page: 23 / 50

7- 1 7 - 1
MAIN BOARD
TABLE OF CONTENTS
Internal IC Diagram ........................................................................... 7-1
Circuit Diagram .................................................................................. 7-2
PCB Layout Top View ....................................................................... 7-3
PCB Layout Bottom View .................................................................. 7-4
INTERNAL IC DIAGRAM - STM32F100VBT6ATR
INTERNAL IC DIAGRAM - CS5346-CQZR
3.3 V to 5 V
Low-Latency
Anti-Alias Filter
Internal Voltage
Reference
Multibit
Oversampling
ADC
Multibit
Oversampling
ADC
Low-Latency
Anti-Alias Filter
High Pass
Filter
High Pass
Filter
Stereo Input 1
Serial
Audio
Output
3.3 V 5 V
MUX
e
c
af
r
et
nI
l
air
e
S
M
C
P
Register Configuration
l
e
v
e
L
r
ot
al
s
n
ar
T
Stereo Input 2
Stereo Input 3
Stereo Input 4 /
Mic Input 1 & 2
Stereo Input 5
Stereo Input 6
PGA
+32 dB
+32 dB
r
ot
al
s
n
ar
T l
e
v
e
L
Reset
I²C

/SPI

Control Data
Interrupt
Overflow
Left PGA Output
Right PGA Output
PGA