TDA7439 STMicroelectronics, TDA7439 Datasheet - Page 5

• Manufacturer Part Number: TDA7439
• Description: IC PROCESSOR AUDIO DGTL 30-SDIP
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7439

• Applications: Automotive Systems
• Mounting Type: Through Hole
• Package / Case: 30-SDIP (0.400", 10.16mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8866-5; TDA7439

TDA7439
Table 5.
Input stage
Volume control
Bass control
Treble control
Mid-range control
Symbol
G
G
A
C
A
G
A
M
B
T
in_max
V
V
v_max
in_min
Gm
R
S
Gb
R
range
EΤ
R
E
mute
Gt
R
step
step
step
step
step
DC
CL
IN
IN
M
A
B
i
Input resistance
Clipping level
Input separation
Minimum input gain
Maximum input gain
Step resolution
Volume control input resistance
Volume control range
Max. attenuation
Step resolution
Attenuation set error
Tracking error
DC step
Mute attenuation
Control range
Step resolution
Internal feedback resistance
Step resolution
Control range
Step resolution
Internal feedback resistance
Control range
Electrical characteristics (continued)
(1)
(1)
(1)
Parameter
THD = 0.3%
The selected input is
grounded through a 2.2 µF
capacitor
A
A
A
A
adjacent attenuation steps
from 0 dB to A
Max. boost/cut
Max. boost/cut
Max. boost/cut
V
V
V
V
= 0 to -24 dB
= -24 to -47 dB
= 0 to -24 dB
= -24 to -47 dB
Test condition
v_max
Electrical specifications
±12.0 ±14.0 ±16.0
±13.0 ±14.0 ±15.0
±12.0 ±14.0 ±16.0
18.75
Min
-1.0
-1.5
1.5
0.5
70
80
29
20
45
45
80
33
-1
2
1
1
1
Typ
100
100
100
2.5
0.5
30
33
47
47
44
25
0
2
1
0
0
0
0
0
2
2
2
31.25
Max
130
2.5
1.5
1.0
1.5
31
50
49
49
55
1
1
2
3
3
3
3
RMS
Unit
mV
mV
kΩ
kΩ
kΩ
dB
dB
dB
dB
kΩ
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V
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