Philips MCM275 - Page 19

BLOCK DIAGRAM - POWER AMPLIFIER
TDA1517
6-2 6-2
PINNING
SYMBOL PIN DESCRIPTION
MRO 1 mXOWLSDWKUHFWL¿HURXWSXW
MPTH 2 mXOWLSDWKGHWHFWRURXWSXW
TCON 3 WHVWFRQWUROLQSXWSLQ
OSCO 4 RVFLOODWRURXWSXW
OSCI 5 RVFLOODWRULQSXW
V
SSD
6 digital gURXQG0V)
V
DDD
7 digital supply vROWDJH5V)
DAVN 8 data availabOHRXWSXWDFWLve LOW)
SDA 9 I
2
C-bus serial data I/O
SCL 10 I
2
C-bus serLDOFORcNLQSXW
PSWN 11 pause sZLWFKRXWSXWDFWLve LOW)
MAD 12 slavHDGGUHVV/6%LQSXW
AFIN 13 DXGLRVLJQDOLQSXW
V
DDA
14 DQDORJVXSSO\vROWDJH5V)
V
SSA
15 DQDORJgURXQG0V)
MPX 16 multiple[LQSXWVLJQDO
V
ref
17 refHUHQFHvROWDJHRXWSXW
SCOUT 18 EDQGSDVV¿OWHURXWSXW
CIN 19 FRPSDrDWRULQSXW
LVI N 20 levHOLQSXW
SYMBOL PIN DESCRIPTION
MRO
MPTH
TCON
OSCO
OSCI
V
SSD
V
DDD
SDA
SCL
LVIN
CIN
SCOUT
V
ref
V
SSA
V
DDA
MPX
AFIN
MAD
1
2
3
4
5
6
7
8
9
10
11
12
20
19
18
17
16
15
14
13
MGK534
DAVN
PSWN
SAA6588T
PIN DESCRIPTION - RDS/RBDS PRE-PROCESSOR
SAA6588T
BLOCK DIAGRAM
mute/stand-by
switch input
MLC351
output 1
15 k
15 k
x 1
VA
stand-by
switch
V
P
mute
switch
stand-by
reference
voltage
18 k
18 k
2
k
60
k
mute switch
C
m
power stage
4
8
mute switch
VA
VA
C
m
2
k
60
k
power stage
6
275
SGND
signal
ground
PGND
output 2
non-inverting
input 1
non-inverting
input 2
9
supply voltage
ripple rejection
output
3
1
TDA1517
mute
reference
voltage
input
reference
voltage
V
P
power
ground
(substrate)