TDA7404 ST Microelectronics, TDA7404 Datasheet - Page 5

• Manufacturer Part Number: TDA7404
• Description: CARRADIO-SIGNAL-PROCESSOR
• Manufacturer: ST Microelectronics

ELECTRICAL CHARACTERISTICS (continued)
MIXING CONTROL
VOLUME CONTROL
LOUDNESS CONTROL
SOFT MUTE
Symbol
V
M
V
A
A
A
G
A
A
TH high
V
R
TH low
V
LEVEL
MUTE
STEP
STEP
E
E
T
MAX
MAX
MAX
f
DC
PU
PU
C
D
A
T
Mixing Level
Max. Gain
Max. Attenuation
Step Resolution
Attenuation Set Error
Tracking Error
DC Steps
Step Resolution
Max. Attenuation
Center Frequency
Mute Attenuation
Delay Time
Low Threshold for SM-Pin
High Threshold for SM - Pin
Internal pull-up resistor
Pull-Up Voltage
Parameter
2
Main / Mix-Source
Main / Mix-Source
Main / Mix-Source
Main / Mix-Source
G = -20 to +20dB
G = -80 to -20dB
Adjacent Steps
From 0dB to G
T1
T2
T3
T4
Test Conditions
MIN
-8.5/-
Min.
-5/-5
-11/-
10.6
2.50
-0.5
360
720
1.5
-83
0.5
2.3
28
13
80
20
70
70
-1
-4
-3.5/-
-6/-6
-12/-
Typ.
0/00
0.48
0.96
30.7
2.4
400
800
100
123
100
-79
9.6
2.5
0.1
0.5
30
15
1
0
0
1
5
1
-2.5/-
Max.
-7/-7
-13/-
440
880
170
130
8.6
3.5
-75
1.5
1.5
2.5
32
17
50
TDA7404D
1
3
2
3
5
1
2
1
Unit
kHz
mV
mV
ms
ms
ms
ms
k
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Hz
Hz
dB
V
V
V
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