TDA7417 STMicroelectronics, TDA7417 Datasheet - Page 18

• Manufacturer Part Number: TDA7417
• Description: IC PROCESSOR CAR SIGNAL 32-TQFP
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7417

• Applications: Radio
• Mounting Type: Surface Mount
• Package / Case: 32-TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Description of the audioprocessor
4.6.3
4.6.4
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Quality Factors
Figure 11
Figure 11. Bass Quality factors @ Gain = 14dB, f
DC Mode
It is used for cut only for shelving filter. In this mode the DC-gain is increased by 4.4dB. 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.
mode.
Figure 12. Bass normal and DC Mode @ Gain = 14dB, f
Note: The center frequency, Q and DC-mode can be set fully independently.
shows the four possible quality factors 1, 1.25, 1.5 and 2.
C
= 80Hz
c
= 80Hz
Figure 12
shows DC
TDA7417