Sony D-EJ775 - IC Block Diagrams

29
D-EJ775
• IC Block Diagrams
IC302 TA2120FN (EL)
+ –
+ –
+ –
23
20 19 18
17
16
15
14
13
2
3
4 5
6
7
8
9
10
11
12
1
24
BIAS
BEEP
PW
SW
MT
SW
ALC
DET
ATT
SW
PWC
SW
OUT B
OUT A
BEEP
IN
BST
PW
B
PW
C
BST
NF
ADD
OUT
RF IN PWC
SW
OUT B OUT C OUT A PWR
GND
MIX
OUT
ALC
IN
ALC
DET
ATT
SW
IN AIN BGND
MT
TC
MT
SW
PW
SW
BIAS
BIAS
IN
BST
SW
BST
OUT
VCC
ADD
A
ADD B
21
22
PW
A
ALC ALC
IC406 TB2127AFN (EL)
+
–
CONTROL
+
–
+
–
+
–
TRIANGULAR
WAVE
GENERATING
INTERFACE
PRE-DRIVER
VC
1SYNC
2XBRK
3FG
4VC
5DGND
6XRST
7DATA
8XLAT
9CLK
10VDU
11U
12PGUV
24 PWM
23 APWM
22 AGND
21 VG
20 COM
19 UI
18 VI
17 WI
16 PGW
15 W
14 VDVW
13 V