TDA7339 Datasheet, PDF (3/12 Pages) STMicroelectronics – 3 BAND DIGITAL CONTROLLED AUDIO PROCESSOR

TDA7339
ELECTRICAL CHARACTERISTICS (V_S = 9V; R_L = 10KΩ; f = 1KHz; all control = flat (G = 0); T_amb =
25°C Refer to the test circuit, unless otherwise specified.)
Symbol
Parameter
INPUTS
R_in
Input Resistance
1st VOLUME CONTROL
C_RANGE Control Range
AVMAX
Maximum Attenuation
A_step
Step Resolution
E_A
Attenuation Set Error
E_t
Tracking Error
Amute
V_DC
Mute Attenuation
DC Steps
2nd VOLUME CONTROL
C_RANGE
A_VMAX
A_step
E_A
Control Range
Maximum Attenuation
Step Resolution
Attenuation Set Error
E_t
Tracking Error
A_MUTE
V_DC
Mute Attenuation
DC Steps
BASS
R_b
C_RANGE
A_step
Internal Feedback Resistance
Control Range
Step Resolution
MIDDLE
R_b
C_RANGE
A_step
TREBLE
C_RANGE
A_step
Internal Feedback Resistance
Control Range
Step Resolution
Control Range
Step Resolution
SUPPLY
V_S
I_S
SVR
Supply Voltage (note1)
Supply Current
Ripple Rejection
SOFT MUTE
A_MUTE Mute Attenuation
tD
Delay Time
Test Condition
Min. Typ. Max.
35
50
65
G = 0 to -24dB
G = -24 to -47dB
G = 0 to -24dB
G = 24 to -47dB
Adiacent Attenuation Steps
From 0dB to A_VMAX
45
47
49
45
47
49
0.5
1.0
1.5
-1.0
1.0
-1.5
1.5
1
2
80
100
0
3
0.5
5
G = 0 to -24dB
G = -24 to -47dB
G = 0 to -24dB
G = 24 to -47dB
Adiacent Attenuation Steps
From 0dB to A_VMAX
45
47
49
45
47
49
0.5
1.0
1.5
-1.0
1.0
-1.5
1.5
1
2
80
100
0
3
0.5
5
32
44
56
±11.5 ±14 ±16
0.5
1
1.5
18
25
32
±11.5 ±14 ±16
0.5
1
1.5
±13 ±14 ±15
0.5
1
1.5
6
9
10.5
4
7
10
60
90
45
60
CSM = 22µF; 0 to 20dB; I = IMAX 0.8
1.5
2
C_SM = 22µF; 0 to 20dB; I = I_MIN
15
25
45
Unit
KΩ
dB
dB
dB
dB
dB
dB
dB
dB
mV
mV
dB
dB
dB
dB
dB
dB
dB
dB
mV
mV
KΩ
dB
dB
KΩ
dB
dB
dB
dB
V
mA
dB
dB
ms
ms
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