TDA7438 Datasheet, PDF (2/17 Pages) STMicroelectronics – THREE BANDS DIGITALLY CONTROLLED AUDIO PROCESSOR

TDA7438
ABSOLUTE MAXIMUM RATINGS
Symbol
V_S
Tamb
T_stg
Parameter
Operating Supply Voltage
Operating Ambient Temperature
Storage Temperature Range
PIN CONNECTION
Value
10.5
-10 to 85
-55 to 150
Unit
V
°C
°C
R_IN2
R_IN1
L_IN1
L_IN2
L_IN3
MUXOUTL
INL
MUXOUTR
INR
MIN(R)
MOUT(R)
BIN(R)
BOUT(R)
BIN(L)
1
28
2
27
3
26
4
25
5
24
6
23
7
22
8
21
9
20
10
19
11
18
12
17
13
16
14
15
D96AU489A
THERMAL DATA
Symbol
Rth j-pin
Parameter
Thermal Resistance Junction-pins
R_IN3
LOUT
ROUT
AGND
V_S
CREF
SDA
SCL
DIG-GND
TREBLE(R)
TREBLE(L)
MIN(L)
MOUT(L)
BOUT(L)
Value
85
Unit
°C/W
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 (mode = OFF)
Channel Separation f = 1KHz
Input Gain in (2dB step)
Volume Control (1dB step)
Treble Control (2dB step)
Middle Control (2dB step)
Bass Control (2dB step)
Balance Control 1dB step
Mute Attenuation (*)
Min.
6
2
0
-47
-14
-14
-14
-79
80
Typ.
9
Max.
10.2
0.01
0.1
106
90
30
0
+14
+14
+14
0
100
(*) Even applied to Speaker Attenuator Left, Speaker Attenuator Right, Volume Control stand alone or to the combination, if any.
Unit
V
Vrms
%
dB
dB
dB
dB
dB
dB
dB
dB
dB
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