TDA7402 STMicroelectronics, TDA7402 Datasheet - Page 19

• Manufacturer Part Number: TDA7402
• Description: IC PROCESSOR CAR SIGNAL 44-LQFP
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of TDA7402

• Applications: Automotive Systems
• Mounting Type: Surface Mount
• Package / Case: 44-LQFP
• Case: QFP
• Dc: 05+
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7402
3.4.3
3.4.4
3.4.5
Peak frequency
Figure 5
Figure 5.
Loudness order
Different shapes of 1st and 2nd-order loudness
Figure 6.
Flat mode
In flat mode the loudness stage works as a 0dB to -19dB attenuator.
dB
dB
-10.0
-15.0
-20.0
-5.0
0.0
-10.0
-15.0
-20.0
10.0
-5.0
0.0
10.0
shows the four possible peak-frequencies at 200, 400, 600 and 800Hz
Loudness center frequencies @ Attn. = 15dB.
1
st
and 2
nd
order loudness @ Attn. = 15dB, f
100.0
100.0
Hz
Hz
1.0K
1.0K
P
=400Hz
Audioprocessor part
10.0K
10.0K
19/69