TDA7419TR STMicroelectronics, TDA7419TR Datasheet - Page 13

• Manufacturer Part Number: TDA7419TR
• Description: IC PROCESSOR CAR AUD 3BAND 28SOI
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7419TR

• Applications: Radio
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7419
Table 6.
Subwoofer lowpass
HPF effect
Spectrum analyzer control
General
Symbol
V
A
A
A
G
f
t
G
t
t
SAClk
repeat
V
e
SAOut
Sadel
intres
S/N
MUTE
STEP
f
STEP
f
f
f
f
f
f
f
S
E
MAX
Q
LP
C1
C2
C3
C4
C5
C6
C7
D
MIN
NO
DC
E
C
Step resolution
Mute attenuation
Attenuation set error
DC steps
Lowpass corner frequency
Max gain
Min gain
Step resolution
Output voltage range
Center frequency band 1
Center frequency band 2
Center frequency band 3
Center frequency band 4
Center frequency band 5
Center frequency band 6
Center frequency band 7
Quality factor
Clock frequency
Analog output delay time
Spectrum analyzer repeat time
Internal reset time
Output noise
Signal to noise ratio
Distortion
Channel separation left/right
Electrical characteristics (continued)
V
S
= 8.5V; T
Parameter
amb
= 25°C; R
L
= 10kΩ; all gains = 0 dB; f = 1 kHz; unless otherwise specified
all gain = 0 dB flat; V
Adjacent attenuation steps
f
f
f
Q1
Q2
BW = 20 Hz to 20 kHz
all gain = 0dB
BW = 20 Hz to 20 kHz output
muted
V
LP1
LP2
LP3
IN
= 1 V
Test condition
RMS
; all stages 0 dB
o
= 2 V
RMS
Min.
2.26
5.70
14.4
1.62
3.15
108
144
141
356
0.5
1.5
0.9
5.5
80
72
21
50
80
-5
3
0
2
3
Electrical specifications
Typ.
2.51
6.34
0.01
120
160
157
392
100
1.8
3.5
4.5
90
80
22
62
16
12
90
1
1
4
2
1
6
Max.
2.76
6.98
17.6
1.98
3.85
132
176
173
436
100
1.5
2.5
3.3
1.1
0.1
88
23
20
15
69
2
5
5
Unit
kHz
kHz
kHz
kHz
kHz
mV
ms
ms
dB
dB
dB
Hz
Hz
Hz
dB
dB
dB
Hz
Hz
Hz
μV
μV
dB
dB
μs
13/40
%
V