TDA7345 Datasheet, PDF (3/18 Pages) STMicroelectronics – DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX

TDA7345
TEST CIRCUIT
5.6nF C15 100nF C14 100nF C13 22µF C3 10µF C1 100nF C2 22nF C4 22nF C5
HP1
680nF
C16
HP2
0.47µF
L-in
C17
LP1
4
5
6
7
PS1
3
PS2
2
CREF
1
VS
28
C20 100nF
BASS-LA
C21 100nF
BASS-LB
R2
5.6K
TREBLE-L
5.6nF
C22
8
9
10
11
TDA7345
12
13
14
15
16
D94AU193A _{REC OUT L REC OUT R LOUT ROUT AGND}
SCL
PS3
PS4
27
26
LP
25
1.2nF
C6
REAR IN
24
2.2µF
REAR OUT
23
0.47µF C7
R-in
22
C10 100nF
21
BASS-RA
17
SDA
C11 100nF
20
BASS-RB
R1
5.6K
TREBLE-R
19
5.6nF
18
C12
DIG GND
THERMAL DATA
Symbol
Description
R_{th j-pins} Thermal Resistance Junction-pins
ABSOLUTE MAXIMUM RATINGS
Symbol
V_S
T _amb
T_stg
Parameter
Operating Supply Voltage
Operating Ambient Temperature
Storage Temperature Range
QUICK REFERENCE DATA
Symbol
V_S
V_CL
THD
S/N
S_C
Parameter
Supply Voltage
Max. input signal handling
Total Harmonic Distortion V = 1Vrms f = 1KHz
Signal to Noise Ratio V out = 1Vrms (made = OFF)
Channel Separation f = 1KHz
Volume Control 1.25dB step
Treble Control (2db step)
Bass Control (2db step)
Balance Control 1.25dB step REC-OUT L & R
Balance Control 1.25dB step (LOUT, ROUT)
Mute Attenuation
Ma x.
Value
85
Unit
°C/W
Value
Unit
11
V
-10 to 85
°C
-55 to +150
°C
Min.
7
2
-78.75
-14
-14
-38.75
-78.75
Typ.
9
0.02
106
70
90
Max.
10.5
0.1
0
+14
+14
0
0
Unit
V
Vrms
%
dB
dB
dB
dB
dB
dB
dB
dB
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