TDA7419TR STMicroelectronics, TDA7419TR Datasheet - Page 18
TDA7419TR
Manufacturer Part Number
TDA7419TR
Description
IC PROCESSOR CAR AUD 3BAND 28SOI
Manufacturer
STMicroelectronics
Type
Audio Processorr
Datasheet
1.TDA7419TR.pdf
(40 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA7419TR
Manufacturer:
ST
Quantity:
20 000
Description of the audio processor
4.4.3
4.4.4
4.5
18/40
Low and high frequency boost
Figure 6
Figure 6.
Flat mode
In flat mode the loudness stage works as a 0 dB to -15 dB attenuator.
Soft-mute
The digitally controlled soft-mute stage allows muting/demuting the signal with a I
programmable slope. The mute process can either be activated by the soft-mute pin or by
the I
regions (see
For timing purposes the bit 0 of the I
until the end of demuting.
2
C bus. This slope is realized in a special S-shaped curve to mute slow in the critical
- 1 0
- 1 5
- 2 0
- 5
5
0
shows the different loudness shapes in low and high frequency boost.
1 0
Loudness attenuation, f
Figure
7).
1 0 0
2
C bus output register is set to 1 from the start of muting
C
= 2.4 kHz
1 K
1 0 K
2
TDA7419
C bus