TDA7429L Datasheet, PDF (4/16 Pages) STMicroelectronics – 3 BAND EQUALIZER AUDIO PROCESSOR WITH SUBWOOFER CONTROL

TDA7429L
Table 2. Thermal Data
Symbol
Description
R_{th j-pins} Thermal Resistance Junction-pins
Max.
Value
85
Unit
°C/W
Table 3. Absolute Maximum Ratings
Symbol
Parameter
V_S Operating Supply Voltage
T_amb Operating Ambient Temperature
T_stg Storage Temperature Range
Value
Unit
11
V
-10 to 85
°C
-55 to +150
°C
Table 4. Electrical Characteristics
(refer to the test circuit T_amb = 25°C, V_S = 9V, R_L = 10KΩ,V_in = 1V_rms; R_G = 600Ω, all controls flat
(G = 0dB), L+R CTRL = +4dB, MODE = OFF; f = 1KHz unless otherwise specified).
Symbol
Parameter
Test Conditio n
Min. Typ. Max. Unit
SUPPLY
V_S Supply Voltage
7
9
10.2
V
I_S
Supply Current
10
18
26
mA
SVR Ripple Rejection
L_CH / R_{CH out}, Mode = OFF
60
80
dB
INPUT STAGE
R_IN Input Resistance
35
50
65
KΩ
V_CL Clipping Level
THD = 0.3%
2
2.5
V_rms
C_RANGE Control Range
31.5
dB
A_VMIN Min. Attenuation
-1
0
1
dB
A_VMAX Max. Attenuation
31
31.5
32
dB
A_STEP Step Resolution
0.5
1
dB
BASS CONTROL
G_b Control Range
Max. Boost/cut
±11.5 ±14.0 ±16.0 dB
B_STEP Step Resolution
1
2
3
dB
R_B Internal Feedback Resistance
32
44
56
KΩ
MIDDLE CONTROL
G_m Control Range
Max. Boost/cut
±11.5 ±14.0 ±16.0 dB
M_STEP Step Resolution
1
2
3
dB
R_M Internal Feedback Resistance
17.5
25
32.5
KΩ
TREBLE CONTROL
G_t Control Range
Max. Boost/cut
±13.0 ±14.0 ±15.0 dB
T_STEP Step Resolution
1
2
3
dB
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