TDA7442D STMicroelectronics, TDA7442D Datasheet - Page 4

• Manufacturer Part Number: TDA7442D
• Description: IC PROCESSOR TONE/SURRND 28-SOIC
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7442D

• Applications: TV, HI-FI Systems
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7442 - TDA7442D
4/17
Table 5. Electrical Characteristics (continued)
Refer to the test circuit T
0dB), Effect Ctrl = -6dB, MODE = OFF; f = 1KHz unless otherwise specified.
TREBLE CONTROL
EFFECT CONTROL
SURROUND SOUND MATRIX PHASE
SURROUND SOUND MATRIX
TEST CONDITION (Phase Resistor Selection D0=0, D1=1, D2=0. D3=1, D4=0, D5=1, D6=0, D7=1
SPEAKER ATTENUATORS
AUDIO OUTPUTS
N
Symbol
N
O(PSEUDO)
C
N
D
D
A
T
S
R
R
R
R
C
S
G
G
R
V
R
RANGE
O(MUS)
O(OFF)
V
GMUS
MUTE
STEP
GOFF
STEP
STEP
PS10
PS11
PS12
PS13
range
E
S
G
MUS
OCL
OUT
VEA
OFF
d
DC
A
C
t
Control Range
Step Resolution
Control Range
Step Resolution
Phase Shifter 1: D1 = 0, D0 = 0
Phase Shifter 1: D1 = 0, D0 = 1
Phase Shifter 1: D1 = 1, D0 = 0
Phase Shifter 1: D1 = 1, D0 = 1
In-phase Gain (OFF)
LR In-phase Gain Difference
(OFF)
In-phase Gain (Music)
LR In-phase Gain Difference
(Music)
Control Range
Step Resolution
Attenuation set error
DC Steps
Output Mute Condition
Input Impedance
Output Noise (OFF)
Output Noise (Music)
Output Noise (Pseudo Stereo) Mode = Pseudo Stereo
Distorsion
Channel Separation
Clipping Level
Output Resistance
Parameter
amb
= 25°C, V
S
= 9V, R
Max. Boost/cut
Mode OFF, Input signal of
1kHz, 1.4
L
Mode OFF, Input signal of 1kHz,
1.4 V
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 V
Music mode, Effect Ctrl = -6dB
Input signal of 1kHz, 1.4 V
Av = 0 to -20dB
Av = -20 to -79dB
adjacent att. steps
Output Mute, Flat
B
Mode = Music ,
B
B
Av = 0 ; V
d = 0.3%
out
W
W
W
R
R
= 20Hz to 20KHz
= 20Hz to 20KHz,
= 20Hz to 20KHz,
out
out
p-p
), (L
) - (L
L
R
Test Condition
= 10K , V
in
in
in
V
in
= 1Vrms
p-p
R
, R
L
out
L
out
out
in
, L
)
)
in
in
R
= 1Vrms; R
out
p-p
p-p
L
L
ou
in
(R
(R
t
in
in
+13.0
G
Min.
12.6
26.4
- 21
-0.5
-1.5
+70
0.5
8.3
10
21
70
10
-1
-1
-3
-3
1
2
= 600 , all controls flat (G =
+14.0
Typ.
14.1
17.9
37.3
0.01
11.8
100
2.5
79
30
30
30
90
30
2
1
0
0
7
0
1
0
0
0
4
5
+15.0
48.85
Max.
15.2
18.3
23.3
1.5
1.5
1.5
0.1
- 6
39
50
3
1
1
2
3
mVrms
mVrms
Vrms
Unit
Vrms
Vrms
K
K
K
K
mV
K
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
%