Beko P7, Service Manual

Page: 42 / 129

S UPP LY BUS DECODER
RIGHT
OUTP UTS
LEF T
OUTP UTS
S DA
S CL
ADDR
RIGHT INPUTS
GAIN = 0/2 /4 /6 dB
GAIN = 0/2 /4 /6 dB
V
S
C
GND
LEF T INPUTS
T
E
A
6
4
2
0
6420-03.EPS
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Value Unit
V
CC
Supply Voltage 10.2 V
T
oper
Operating Ambient Temperature 0, + 70
o
C
T
stg
Storage Temperature - 20, + 150
o
C
6420-01.TBL
THERMAL DATA
Symbol Parameter Value Unit
R
th(j-a)
Junction Ambient Thermal Resistance SHRINK24
SO28
75
75
o
C/W
6420-02.TBL
ELECTRICAL CHARACTERISTICS
T
A
= 25
o
C, V
S
= 10V, R
L
= 10k
Ω
, R
G
= 600
Ω
, f = 1kHz (unless otherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
SUPPLY
V
S
Supply Voltage 8 9 10.2 V
I
S
Supply Current 5 8 mA
SVR Ripple Rejection V
IN
= 500mV
RMS
, BW = 20 - 20kHz 70 80 dB
MATRIX
V
IN
Input DC Level 4.5 5 5.5 V
R
I
Input Resistance 30 50 100 k
Ω
C
S
Channel Separation V
IN
= 2V
RMS
Gain = 0dB
f = 1kHz Gain = 6dB
80
70 90
82 dB
dB
6420-03.TBL
TEA6420