TDA7400DTR STMicroelectronics, TDA7400DTR Datasheet - Page 5

• Manufacturer Part Number: TDA7400DTR
• Description: IC PROCESSOR CAR SIGNAL 28SOIC
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7400DTR

• Applications: Automotive Audio
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-3977-2

ELECTRICAL CHARACTERISTICS (continued)
1) The SM pin is active low (Mute = 0)
2) See note in Programming Part
VOLUME CONTROL
SOFT MUTE
BASS CONTROL
TREBLE CONTROL
Symbol
C
C
DC
V
A
V
Q
A
A
A
G
A
RANGE
RANGE
R
V
THhigh
MUTE
THlow
STEP
E
E
T
STEP
BASS
STEP
MAX
MAX
f
f
DC
PD
C
GAIN
C
D
A
T
Max Gain
Max Attenuation
Step Resolution
Attenuation Set Error
Tracking Error
DC Steps
Mute Attenuation
Delay Time
Low Threshold for SM Pin
High Threshold for SM Pin
Internal Pull-up Resistor
Control Range
Step Resolution
Center Frequency
Quality Factor
Bass-Dc-Gain
Control Range
Step Resolution
Center Frequency
Parameter
1
G = -20 to 20dB
G = -60 to 20dB
Adjacent Attenuation Steps
From 0dB to G
T1
T2
T3
T4
f
f
f
f
Q
Q
Q
Q
DC = off
DC = on
f
f
f
f
C1
C2
C3
C4
C1
C2
C3
C4
1
2
3
4
Test Condition
MIN
-1.25
Min.
200
0.5
2.5
0.5
0.9
1.1
1.3
1.8
3.5
0.5
13
80
70
70
20
54
63
72
90
10
12
14
-4
-1
13
13
8
(150)
Typ.
0.48
0.96
40.4
1.25
12.5
17.5
100
100
324
100
0.1
0.5
1.5
4.4
15
79
60
70
80
10
15
0
1
0
15
1
1
2
0
15
1
(2)
Max.
1.25
130
600
110
1.5
1.5
1.1
1.4
1.7
2.2
5.5
1.5
17
60
66
77
88
12
15
18
21
3
2
3
5
1
2
1
17
1
17
TDA7400D
Unit
KHz
KHz
KHz
KHz
mV
mV
K
ms
ms
ms
ms
dB
dB
dB
dB
dB
dB
dB
dB
dB
Hz
Hz
Hz
Hz
dB
dB
dB
dB
V
V
5/28