SRS-RA5000
90
Sony CONFIDENTIAL
For Authorized Servicer
IC786 PCM1808PWR
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
VDD
DGND
4
5
LRCK 7
REFERENCE
u
1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SCKI 6
VREF 1
IC2303 RP114K281D-TRB
3
4 VDD
CE
VREF
CURRENT
LIMIT
1
VOUT
2
GND
IC6002 MM3411A33NRE
VOUT
5
NC
4
CE 3
GND 2
VDD 1
+
VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS
IC6003 RT8295BLZSP
BOOT
1
VIN
2
SW
3
GND
4
FB
5
COMP
6
EN
7
SS
8
S
R
Q
Q
–
+
FOLDBACK
CONTROL
SLOPE COMP
UV
COMPARATOR
CURRENT
COMPARATOR
CURRENT SENSE
AMPLIFIER
SHUTDOWN
COMPARATOR
LOCKOUT
COMPARATOR
OSCILLATOR
0.8V
+
+
–
VA
VCC
2.7V
1.2V
VA
VCC
EA
–
+
0.4V
INTERNAL
REGULATOR
–
+
–
+
+
–
SYS SET
2021/01/20 22:17:49 (GMT+09:00)