TDA7400D Datasheet, PDF (5/28 Pages) STMicroelectronics – ADVANCED CAR SIGNAL PROCESSOR

TDA7400D
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
VOLUME CONTROL
GMAX
Max Gain
AMAX
Max Attenuation
ASTEP
Step Resolution
EA
Attenuation Set Error
ET
Tracking Error
VDC
DC Steps
SOFT MUTE
AMUTE
Mute Attenuation
TD
Delay Time
VTHlow
VTHhigh
RPD
Low Threshold for SM Pin¹
High Threshold for SM Pin
Internal Pull-up Resistor
BASS CONTROL
CRANGE Control Range
ASTEP
Step Resolution
fC
Center Frequency
Test Condition
G = -20 to 20dB
G = -60 to 20dB
Adjacent Attenuation Steps
From 0dB to GMIN
T1
T2
T3
T4
fC1
fC2
fC3
fC4
QBASS
Quality Factor
DCGAIN Bass-Dc-Gain
TREBLE CONTROL
CRANGE Control Range
ASTEP
Step Resolution
fC
Center Frequency
1) The SM pin is active low (Mute = 0)
2) See note in Programming Part
Q1
Q2
Q3
Q4
DC = off
DC = on
fC1
fC2
fC3
fC4
Min. Typ. Max. Unit
13
15
17
dB
70
79
dB
0.5
1
1.5
dB
-1.25
0
1.25 dB
-4
0
3
dB
2
dB
0.1
3
mV
0.5
5
mV
80
100
dB
0.48
1
ms
0.96
2
ms
20 40.4 60
ms
200
324
600
ms
1
V
2.5
V
70
100 130
KΩ
±13 ±15 ±17
dB
0.5
1
1.5
dB
54
60
66
Hz
63
70
77
Hz
72
80
88
Hz
90
100 110
Hz
(150)⁽²⁾
0.9
1
1.1
1.1 1.25 1.4
1.3
1.5
1.7
1.8
2
2.2
-1
0
1
dB
3.5
4.4
5.5
dB
±13 ±15 ±17
dB
0.5
1
1.5
dB
8
10
12 KHz
10
12.5
15
KHz
12
15
18 KHz
14
17.5
21
KHz
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