Sony MAP-S1 - Amplifier IC Block Diagrams; Amplifier ICs and Control Logic Block Diagrams

MAP-S1
81
IC2003 IRS2052M
– AMP Board –
IC2001 NJW1194
INA1
1
INA2
2
INA3
3
INA4
4
GND
5
GND
13
TONE_TR1A
14
TONE_BA1A
15
TONE_BA2A
16
GND
7
DCCAP_A
6
OUTA 8
VDDOUT
9
DATA
10
CLOCK
11
LATCH
12
+
–
+
–
INB132
INB2
31
INB3
30
INB4
29
GND
28
DCCAP_B
27
GND
26
OUTB
25
ADR1
24
ADR0
23
V+
22
V–
21
TONE_BA2B
17
TONE_BA1B
18
TONE_TR1B
19
GND
20
CONTROL
LOGIC
TONE TONE
ZERO CROSS
DETECTION
HO2
NC24
LO2
20
HO1
14
NC13
VB2
22
CLIP1
46
COMP1 45
NC
NC 48
CSD 47
1
VAA
43
IN1
44
GND
41
OTW
2
NC
12
VS1
11
NC
10
NC
35
NC
36
VREF
34
OCSET
33
DT
32
VS2
26
NC
25
OTP
29
NC
28
NC
27
VB115
CSH116
VCC218
COM219
LO117
CLIP2 38
NC
37
COMP2 39
IN2 40
FAULT
3
CKO
4
X1B
5
X1A
6
X2B
7
X2A
8
XSL
9
PROTECTION
CONTROL
CLOCK
OSCILLATION
SOFT SHUTDOWN
CONTROL
GD
23
GD
GD
GD
UVBS1
UVBS2
OCH1
OCL1
OCL2
OCTS
UVAA
UVCC
CSH2
21OCH2
+
–
+
–
OTA1
VSS 42
VCC
31
COM
30
OTA2
PWM
1
PWM
2
DEADTIME
2
REFERENCE
VOLTAGE
DEADTIME
1
OVER
TEMPERATURE
VCC
LOW SIDE SUB