E-TDA7404D STMicroelectronics, E-TDA7404D Datasheet - Page 19

• Manufacturer Part Number: E-TDA7404D
• Description: IC PROCESSOR CAR SIGNAL 28SOIC
• Manufacturer: STMicroelectronics
• Type: Car Signal Processorr

Specifications of E-TDA7404D

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

TDA7404
4.7.4
DC mode
In this mode the DC-gain is increased by 4.4 dB. In addition the programmed center
frequency and quality factor is decreased by 25 % which can be used to reach alternative
center frequencies or quality factors.
Figure 13. Bass normal and DC mode @ gain = 14 dB, f
1. The center frequency, Q and DC mode can be set fully independently.
15.0
12.5
10.0
7.5
5.0
2.5
0.0
10.0
100.0
1.0K
C
Description of functionality
= 80 Hz
10.0K
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